Outdoor Water Heaters

24L Compact Portable Water TankNon-toxic Water Container Reservoir with Carry Handle, AdapterMade with heavy-duty high-density polyethylene construction material to withstand years of use. It also has a compact and lightweight design with built-in carry handle for easy movementFor Outdoor Social EventsWork SitesCampingBoatingEmergency Preparedness

14L Tankless Water Heater Propane with Digital Display 3.66 GPM 85300 BTU, Portable Instant Hot Water Heater with Overheating Protection, RV Tankless Water Heaters for Indoor and Camping

The Eccotemp 7.0 GPM Outdoor Tankless Water Heater is the largest capacity model in the Builder Series. CSA approved and rated at an impressive 7 GPM with a temperature rise of 45 degrees. This tankless water heater is rated at 180,000 BTU and can produce unlimited hot water for 4-5 applications simultaneously. Eccotemp’s advanced 0.79 GPM low flow ignition technology allows users to enjoy endless hot water without experiencing cold spots. We recommend the 7.0 GPM Outdoor Tankless Water Heater for large, medium, small size single family homes, townhomes, condos, cabins, as well as smaller commercial applications and home builders. With our upgraded product control board performance and an all-new gas modulating valve, consumers can experience best in class temperature performance that is budget friendly. The space saving wall mounted Eccotemp 7GB has a 110/120-volt UL listed power cord that powers the internal exhaust fan, anti-Freeze protection and product control board. With its fully automated control system, the Eccotemp 7GB pulls less than 0.61 amps during operation, making it ideal for low energy consumption and efficiency. The Eccotemp 7GB has been CSA tested and approved for US & Canadian use at elevations up to 2000 feet. Installation and use of the Eccotemp 7GB above 2000 feet may affect overall product efficiency and performance. IMPORTANT NOTE: Cannot be used for HYDRONIC SYSTEMS, RECIRCULATING, or FLOOR HEATING.

This is a game changer for our park model RV!! Endless hot water! No choosing between showers and washing dishes! This is my second tank… one indoor Ecotemp at our cottage and one installed at our RV getaway Other brands are more expensive but this is dependable!. Janet. St. Catharines, ON. Fri Jun 21 2024

The Rheem RTGH-X kit allows for outdoor installations of the Rheem High Efficiency Indoor Tankless Water Heater. Using the outdoor conversion kit in warmer climates is a good way to save space within the home and eliminates the need to vent exhaust from within the home.

Anonymous. Sun Feb 15 2026

8Gallon Mini Tank Water Heater Electric, Instant Hot Water Heater 1500W Under Sink Hot Water Heater for Point of Use, 110V Wall or Floor Mounted Water Heater for Kitchen, Office, RV

Easy to use. It warm up fast to HOT!!! love it.. Nkauj. Tue Oct 06 2026

18KW Tankless Water Heater Electric with Digital Display Instant Hot Water Heater Under Sink, Point of Use Water Heaters with Digital Display for Kitchen Bathroom

Picture this: you’re parked by a quiet lake, the morning air is crisp, and all you want is a warm shower before starting your adventure. With this RV tankless water heater, hot water is ready as soon as you need it—no tank, no waiting, no cold surprises. Its compact 15x15 inch white exterior fits perfectly into your RV’s setup, while the smart remote control lets you fine-tune the water temperature from inside your camper. Use it to wash sticky hands after a campfire meal, give your dog a warm bath, or rinse sandy feet before stepping inside. Designed for real-life travel, it handles high altitudes and cold weather with ease, so you can focus on making memories, not troubleshooting your water system.

Ideal for replacing your electric storage tank water heater in some applications or supplementing a water heating system, this tankless water heater and powerful and can installed virtually anywhere inside the home. Advantages include endless hot water, reduced electricity costs, and substantial space savings. This product is built to last with solid copper heat exchangers and can help provide homeowners with a lower energy bill.

love the product and everything hate the fact you gotta find a dealer to get any parts or anything. Micael789424. Mon Aug 07 2023

Engineered for high-capacity residential performance, this outdoor tankless gas water heater delivers powerful output with reliable all-weather operation. Designed for exterior installation, it helps free up valuable indoor space while maintaining stable functionality in demanding environments. The system utilizes intelligent staged combustion to ensure consistent water temperature with ±1°F accuracy, providing a comfortable and uninterrupted hot water experience across multiple fixtures. Its standard 3/4" NPT water and gas connections allow for seamless integration into existing home utility systems. Built for durability and daily reliability, this gas-powered solution includes comprehensive safety protections such as flame failure and overheat safeguards, making it a dependable choice for whole-home hot water needs.

Never installed. Anonymous. Tue May 26 2026

Picture yourself pulling into a quiet campsite after a long drive. The kids are muddy, you’re chilled, and all anyone wants is a warm shower. With this compact 15x15 inch tankless water heater, hot water is ready the moment you turn the handle—no waiting, no cold surprises. Whether you’re rinsing sandy feet at the side door, washing breakfast dishes, or enjoying a steady evening shower, this unit fits right into your RV life. The remote lets you adjust the temperature from your seat, and the 48,000 BTU propane system keeps things efficient even at higher elevations. It’s the kind of upgrade that makes every trip feel a little more like home.

ThermoMate ES400 4.0 gallons electric mini tank water heater delivers hot water right where you need it, from your garage or outdoor kitchen to your recreational vehicle, this little problem-solver brings the warmth wherever you go. Save water by eliminating the wait for hot water to reach the faucet. Simply tap into the water line and install the heater directly at the sink. No need for costly recirculating lines and pumps. Lightweight and compact, this unit plugs into a standard 120 V outlet.

Easy to install works great . The hook ups were in the correct location on top for a replacement. Teri. US. Thu Aug 13 2026

Experience unlimited hot water with the WH-AZ52-199-NGO, a Outdoor tankless water heater. Boasting 199,000 BTU power, this system delivers energy-efficient, on-demand heating for maximum convenience. Designed for durability, it features a Wired Remote Control for added convenience, built-in Anti-Freezing Protection, and a Weatherproof Build to withstand harsh climates.

Upgrade your RV experience with next-generation hot water performance designed on a newly developed platform architecture. Upgraded 16.9 OZ built-in mixing tank buffers overcooled or overheated water flow.This high-performance tankless water heater delivers instant, continuous hot water powered by a 65,000 BTU burner and up to 3.9 GPM flow rate, ensuring strong and stable water supply for showers, sinks, and multiple users without interruption. The unit reliably activates with as low as 2.0 GPM water flow, making it suitable even for low-pressure RV water systems.

The RTGH-SX kit allows for outdoor installations of the high efficiency indoor recirculating and non-recirculating tankless water heater. Using the outdoor conversion kit in warmer climates is a good way to save space within the home and eliminates the need to vent exhaust from within the home.

The Camplux 6.86 GPM tankless natural gas water heater is perfect for whole house use, supplying more than two hot water applications at the same time.Constant temperature function gives you consistent hot water with pre-set temperature.Anti-freezing protection device, which will heat automatically when the temperature lower than 40℉(5℃).Camplux water heater with innovative combustion technology and advanced multiple protection systems to ensure your safety.

The Eccotemp 6.8GB Gas Outdoor Tankless Water Heater is one of the most advanced CSA approved outdoor models of the Eccotemp tankless line. Rated at an impressive 6.8 GPM with a temperature rise of 38 degrees and 140,000 BTU per hour, the Eccotemp 6.8GB can meet all your hot-water needs! Eccotemp’s advanced 0.7 GPM low flow ignition technology allows users to enjoy endless hot water without experiencing cold spots. We recommend the Eccotemp 6.8GB for standard size single family homes, apartments, condos, cabins, as well as smaller commercial applications. Using 2-3 hot water applications simultaneously is a breeze with the Eccotemp 6.8GB. With our upgraded PCB (Product Control Board) performance and an all-new gas modulating valve, consumers can experience best in class temperature performance with a price anyone can afford. The compact, wall mounted Eccotemp 6.8GB has a 110/120-volt UL listed power cord that powers the internal Exhaust Fan, Anti-Freeze Protection, Digital Display and PCB. With its fully automated control system, the Eccotemp 6.8GB only pulls about .67 amps during operation, making it an ideal for low energy consumption and efficiency. The Eccotemp 6.8GB has been CSA tested and approved for US & Canadian use at elevations up to 2000 feet. Installation and use of the Eccotemp 6.8GB above 2000 feet may affect overall product efficiency and performance. IMPORTANT NOTE: Cannot be used for HYDRONIC SYSTEMS, RECIRCULATING, or FLOOR HEATING.

Imagine coming back to your RV after a long day on the road or a chilly morning at the campsite—waiting for water to heat up is the last thing you want. This compact, tankless water heater fits right into your RV life, delivering instant hot water the moment you turn on the tap. Whether you’re rinsing muddy hiking gear, washing dishes after a family meal, or enjoying a warm shower under the stars, it works quietly and efficiently in the background. The clean white design blends seamlessly into your RV’s exterior, and the remote control lets you adjust the temperature from inside your camper—so you never have to step outside into the cold. Perfect for weekend getaways or full-time van life, this unit turns every water moment into a simple, comfortable experience.

65,000 BTU RV Tankless Water Heater, 3.9 GPM Propane RV Hot Water Heater with 15x15in White Door and Remote Controller, High Altitude Available, DC 12V

Imagine waking up in your cozy RV parked by a mountain lake, and within seconds, hot water is ready for your morning coffee rinse and a warm, relaxing shower—no waiting for an old tank to refill, no icy surprises. That’s the ease this 65,000 BTU tankless water heater brings to your home on wheels. Whether you’re washing muddy hiking gear at the campsite, doing dishes after a family breakfast, or letting the kids rinse off before bed, this compact 15x15 inch unit fits right into your RV lifestyle. With the included remote control, you can adjust the water temperature from your bunk or driver’s seat, so every shower feels like home, no matter how far you roam.

Picture this: after a long day of driving, you pull into a quiet campground, and instead of waiting 30 minutes for a tank to heat up, you step into a warm, steady shower right away. That’s the everyday reality with this 65,000 BTU tankless water heater designed specifically for RV life. Its compact 15x15 inch frame slips easily into most campers and travel trailers, while the 12V DC power keeps things simple no matter where you park. Use the remote to turn up the heat while you’re still in bed, or switch to high-altitude mode before heading into the mountains. From rinsing sandy feet after a beach day to washing paint brushes after a craft project with the kids, this little unit makes hot water feel effortless—so you can focus on the adventure, not the chores.

Enjoy a steady supply of hot water on every trip with our RV gas water heater. This heater is available in two high-output versions: 55,000 BTU and 65,000 BTU, delivering instant hot water with no waiting time. It is perfectly suitable for RVs, campers, and outdoor camping scenarios. The user-friendly digital control panel allows you to easily monitor and adjust the water temperature. For safety, it is equipped with multiple protection devices including flameout protection, anti-freeze protection, and dry burn protection. It is also CSA certified to meet strict safety standards. Its compact and durable design enables reliable performance in high-altitude areas and all weather conditions. Wherever your journey takes you, upgrade your mobile lifestyle and enjoy stable and comfortable hot water anytime, anywhere.

Exterior CTWH 160K Btu 7.5 gpm

Best tankless water heater ever i love it i really recomended. Arturo. Sat Feb 21 2026

You wake up in the mountains, coffee in hand, and the morning chill is real. The last thing you want is to wrestle with a slow, lukewarm shower. This 15x15 inch tankless water heater changes everything—turn on any faucet, and hot water arrives instantly. Perfect for off-grid weekends or full-time RV living, it runs on 12V DC and propane, so you’re never stuck waiting. Use the remote to dial in your perfect temperature while staying cozy inside. Rinse off gear, wash muddy paws, or enjoy a long, steady shower after a hike. It’s designed for real life on the road, with safety features that work as hard as you do.

This RV Tankless Water Heater offers efficient and on-demand hot water with a powerful 65,000 BTU propane gas system. Designed for convenience, it features a digital constant temperature system that ensures consistent water temperature, even with low water pressure. Safety is a priority, with flame-out protection, water and gas leakage control, and an automatic fault diagnosis system. The heater's frost protection function keeps it operational in cold conditions, while its compact design makes it ideal for RVs and campers. With a water heating capacity of 9L/min and a maximum temperature of 65°C, it provides reliable performance on the go.

Just plain works and the savings start and the hot water never runs out. Anonymous. Sun Aug 10 2025

The Camplux 6.86 GPM tankless natural gas water heater is perfect for whole house use, supplying more than two hot water applications at the same time.Constant temperature function gives you consistent hot water with pre-set temperature.Anti-freezing protection device, which will heat automatically when the temperature lower than 40℉(5℃).Camplux water heater with innovative combustion technology and advanced multiple protection systems to ensure your safety.

Heat your hot tub when you want to use it with the SUPA Heater, a portable propane-powered system that delivers 105,800 BTU/hr of heat output for home and commercial outdoor spas. Use the supplied self-priming pump and two 10-ft hoses to recirculate and heat the water already in your tub, or connect the system to an outdoor water supply to hot-fill your spa. Under standard conditions, SUPA can heat a typical 265-gallon hot tub in approximately 1 hour. Actual heat-up time varies with water volume, starting and target temperatures, weather, fuel supply and setup. The wheeled frame makes the 47-lb heater easy to move between backyard hot tubs, vacation rentals, glamping sites and campgrounds. Digital temperature control helps you set and monitor the outlet temperature. The system is compatible with hard-shell acrylic, inflatable, foam and wood-fired tubs. The package includes the SUPA Heater, self-priming pump, cover, shower head, one 10-ft hot hose, one 10-ft cold hose, QCC-1 Type 1 regulator and gas connection kit. The propane tank is sold separately; a minimum 40-lb tank is recommended. For safe operation, never enter the hot tub while the heater is running because return water can reach 149°F. Keep the tub temperature at or below 104°F and circulate the water for at least 30 seconds before entering. Limit each operating cycle to 90 minutes, followed by a 15-minute cooldown. Use below 2,000 ft elevation, protect the heat exchanger from freezing and follow all supplied assembly and operating instructions.

Great portable water heater! Comes with a note on heater saying it needs a 40# propane tank to operate.. Anonymous. Tue Aug 04 2026

Experience unlimited hot water with the WH-AZ51-180-NGO, a Outdoor tankless water heater. Boasting 180,000 BTU power, this system provides energy-efficient, on-demand heating for maximum convenience. Designed for durability and reliability, it features a Wired Remote Control for added convenience and built-in Anti-Freezing Protection to perform even in harsh climates.

Heat your water smarter with the Eccotemp Smart Home 6.8 GPM Outdoor Gas Tankless Water Heater! Our technology-driven design guarantees comfort and ease, providing limitless hot water while conserving both space and energy. Leading the revolution in home comfort technology, this tankless water heater is the first all-in-one smart solution patented in the market. Say goodbye to the complex and costly integrations of traditional heaters - our model comes with a built-in smart system, streamlining your home's water heating functionality within a single device. Envision a home that anticipates your needs, where you can orchestrate your water heater's operation with just your voice. Thanks to its Wi-Fi connectivity, this heater can be paired with Amazon Alexa and Google Home to access smart voice commands, and the Eccotemp mobile app allows you to control and monitor your water heater from anywhere. Start your day with a hot shower by simply saying, "Alexa, turn on water heater." Coming home to a warm bath has never been easier - just say, "Ok Google, set water heater to 90 degrees." With our smart tankless water heater, you'll have a personal assistant ensuring your comfort. Harness the power of the Eccotemp mobile app to manage your water heater from any location. Personalize temperature settings, establish routines, set timers, and view in-depth consumption data, including costs right at your fingertips. This enables you to tailor your hot water usage to fit your lifestyle, maximizing energy efficiency and minimizing utility expenses. Furthermore, the Eccotemp app sends maintenance alerts directly to your phone, keeping you informed about your water heater's health, ensuring longevity and peak performance. Outdoor installation is a breeze, making it the perfect addition to any home type. Its compact, wall-mounted design and sleek tempered glass cover not only preserves valuable floor space but also adds a stylish touch to your home’s exterior. Indulge in the comfort of unlimited hot water, intuitive control, and energy-smart performance in your home. Elevate your living experience today with our advanced water heating solution and enjoy the absolute comfort and convenience of a never-ending supply of hot water! The Eccotemp SH22 Series has been CSA tested and approved for use in the US & Canada at elevations up to 2000 feet. Installation and use above 2000 feet may affect overall product efficiency and performance. We do not recommend installation and use above 5000 feet. IMPORTANT NOTE: This product cannot be used for HYDRONIC SYSTEMS, RECIRCULATING, or FLOOR HEATING.

Rheem’s RTG-95XELN-3 High Efficiency outdoor non-condensing tankless gas water heater delivers hot water with minimal wait, saving time, energy and water. The RTG-95XELN-3 features exclusive Hot Start Programming which keeps the water heater in a ready state eliminating cold water bursts with back-to-back uses. Rheem’s exclusive Overheat Film Wrap provides heat exchanger overheat protection providing you peace of mind while you enjoy efficient, continuous, no wait hot water in your entire home. The compact size, wall mount and industry leading installation clearance allows for installation in small spaces, saving valuable floor space. The integrated EcoNet App and Wi-Fi control allows you to control, monitor and customize your hot water usage from your phone or other smart device.

Tankless Water Heater Instant Propane Gas Water Heater 14L 3.7GPM, 40,824 BTU Portable Instant Hot Gas Water Heater with Digital Display, Overheating Protection for Indoor and Camping

18L Tankless Water Heater Propane with Digital Display 4.76 GPM 115425 BTU, Portable Instant Hot Water Heater with Overheating Protection, RV Tankless Water Heaters for Indoor and Camping

Rheem’s RTG-84XLN-3 High Efficiency outdoor non-condensing tankless gas water heater delivers continuous hot water with minimal wait, saving time, energy and water. The RTG-84XLN-3 features exclusive Hot Start Programming which keeps the water heater in a ready state eliminating cold water bursts with back-to-back uses. Rheem’s exclusive Overheat Film Wrap provides heat exchanger overheat protection providing you peace of mind while you enjoy efficient, continuous, no wait hot water in your entire home. The compact size, wall mount and industry leading installation clearance allows for installation in small spaces, saving valuable floor space.

Anonymous. Wed May 28 2025

Enjoy unlimited hot water with Rinnai's Sensei Super High-Efficiency Plus (0.98 UEF) condensing tankless water heater. Only the size of a small suitcase, this compact model can be easily converted to use either Natural Gas or Propane with no additional purchase necessary. Perfect for any location, this model allows for either indoor installation or outdoor installation with the purchase of the Versa Vent adaptor (sold separately). The Smart Connect™ feature allows pros to connect their smartphone or tablet to the water heater via Bluetooth® to set up and register the product using the Rinnai Central App for you to receive an additional four years of labor coverage on your warranty.

Good. Hovhannes. US. Mon Aug 11 2025

Introducing our premium RV Water Tank, designed to keep your camping adventures hydrated and worry-free. Crafted with a sleek white exterior that blends seamlessly into any RV interior, this tank is not just an accessory but a necessity for any outdoor enthusiast. Boasting a robust LLDPE (Linear Low-Density Polyethylene) construction, our water tank ensures durability and longevity, withstanding the rigors of the road and the elements. Its lightweight yet sturdy build makes it easy to install and maintain, while providing unparalleled resistance to cracks, leaks, and UV degradation. With a generous 33-gallon capacity, this tank is the perfect solution for storing clean, potable water for all your drinking and cooking needs. Whether you're embarking on a weekend getaway or a cross-country adventure, you can rest assured that you'll have ample supplies of fresh water at your fingertips. Safety is our top priority, which is why our RV Water Tank is fully compliant with FDA 21 CFR 177.1520 regulations for food contact surfaces. This means that the materials used in its construction are safe for storing and dispensing drinking water, giving you peace of mind every time you take a sip. Convenience is key, and that's why we've equipped this tank with all the necessary fittings, including easy-to-use connectors and control valves. Installation is a breeze, and once set up, you'll be able to seamlessly integrate it into your RV's water system. For added security, we also include raw tape (teflon tape) to ensure a tight, leak-proof seal at every connection point. Upgrade your RV experience today with our reliable and stylish RV Water Tank. Experience the freedom of knowing that you're always prepared with a clean, abundant supply of water, wherever your travels may take you.

Rheem’s RTG-95XLN-3 high-efficiency outdoor non-condensing tankless gas water heater delivers continuous hot water with minimal wait, saving time, energy, and water. The RTG-95XLN-3 features exclusive Hot Start Programming, which keeps the water heater in a ready state, eliminating cold water bursts with back-to-back uses. Rheem’s exclusive Overheat Film Wrap provides heat exchanger overheat protection, providing you peace of mind while you enjoy efficient, continuous, no-wait hot water in your entire home. The compact size, wall mount, and industry-leading installation clearance allow for installation in small spaces, saving valuable floor space. 9.5 Gallons per minute flow rate at 35 degree temperature rise. Provides continuous hot water for 3.5 bathrooms or households up to 5 people.

Jordan. Leesville, LA. Tue Jul 28 2026

The all-new 10L Outdoor Portable Water Heater and Shower is the best solution for having hot water outdoors! Perfect for the farm, camping, poolside, cleaning your pets and so much more! The compact and lightweight design allows for added convenient carrying. Feel safe with the built-in flame failure device, anti-freezing, and overheating protection. Maximum power output 68,000 BTU per hr, low water pressure start-up needs just 3.6 PSI of water pressure.

The Flame King came highly recommended... will be installing this for my outdoor shower. Guinevere. Moreno Valley, CA. Sat Dec 13 2025

The Camplux outdoor portable tankless water heater 4.22 GPM is perfect for campsites, cabins, or simply around the house, washing your car, or boat, taking a hot shower, washing the dogs or the horse. The electronic ignition is powered by 2 D batteries so it makes it great for off-grid or other areas where electricity is not readily available. This camping water heater focuses on innovative combustion technology and advanced multiple protection systems.

Awesome for showers outside in summer. Kenneth. US. Tue Jun 07 2022

Having hot water whenever your family needs it shouldn't be a luxury. Put worrying about hot water out of your mind, because now your family can enjoy an endless supply of hot water. And you can enjoy it anywhere in your home. 2 showers running at once are not a problem. Laundry and dishes at the same time, Great idea. Thanks to our innovative technology, your family's comfort and convenience come first.

High quality, reliable.. Launa. Van Nuys, CA. Sat Dec 14 2024

The Camplux outdoor portable tankless water heater 2.64 GPM is perfect for campsites, cabins, or simply around the house, washing your car, or boat, taking a hot shower, washing the dogs or the horse. The electronic ignition is powered by 2 D batteries so it makes it great for off-grid or other areas where electricity is not readily available. This camping water heater focuses on innovative combustion technology and advanced multiple protection systems.

Not hooked up yet, but we are excited to use it for our hillbilly hot tub!. Teresa. Culbertson, NE. Fri Aug 21 2020

Enjoy unlimited hot water with Rinnai's SENSEI Super High Efficiency Plus (0.98 UEF) condensing tankless water heater. Only the size of a small suitcase, this compact model can be easily converted to use either Natural Gas or Propane with no additional purchase necessary. Perfect for any location, this model allows for either indoor installation or outdoor installation with purchase of the Versa Vent adaptor (sold seperately). The Smart Connect(TM) feature allows pros to connect their smartphone or tablet to the water heater via Bluetooth(R) to set up

The exhaust fan is somewhat noisy. The heater is in the basement and can be heard from the main floor when house is quiet.. Paulg9582. Tue Jun 23 2026

Enjoy unlimited hot water with Rinnai's SENSEI Super High Efficiency Plus (0.97 UEF) condensing tankless water heater. Only the size of a small suitcase, this compact model can be easily converted to use either Natural Gas or Propane with no additional purchase necessary. Perfect for any location, this model allows for either indoor installation or outdoor installation with purchase of the Versa Vent adaptor (sold seperately). The Smart Connect(TM) feature allows pros to connect their smartphone or tablet to the water heater via Bluetooth(R) to set up

We are so glad we got this heater. The size is just right for our home, and the aesthetic is quite appealing (for a water heater)!. Luis. Sat Dec 28 2024

Enjoy an endless supply of hot water with Rinnai's SENSEI Super High-Efficiency Plus (97% UEF) condensing tankless water heater. Only the size of a small suitcase, this compact model can be easily converted to use either Natural Gas or Propane with no additional purchase necessary. Perfect for any location, this model allows for either indoor installation or outdoor installation with the purchase of the Versa Vent adaptor (sold separately). This model also comes with a built-in recirculation pump that learns your hot water usage patterns to more effectively provide instant hot water when needed.

Overall having an instant hot water system is nice. My water pressure feels like I’ve lost some pressure and the intermittent cold water ate my only complaints.. Tsanjose1440. Sat Jun 20 2026

Enjoy an endless hot water supply with Rinnai's Sensei Super High-Efficiency Plus (98% UEF) condensing tankless water heater. Only the size of a small suitcase, this compact model can be easily converted to Natural Gas or Propane with no additional purchase necessary. Perfect for any location, this model allows for indoor or outdoor installation with the purchase of the Versa Vent adaptor (sold separately). This model also has a built-in recirculation pump that learns your hot water usage patterns to more effectively provide instant hot water when needed.

Compact unit with very high efficiency. Supplies plenty of water with showers, washing machine, dishwasher all running at once. Worth the switch from a regular tanked water heater.. Sharon. CA. Tue Nov 19 2024

Enjoy unlimited hot water with Rinnai's SENSEI Super High Efficiency Plus (0.98 UEF) condensing tankless water heater. Only the size of a small suitcase, this compact model can be easily converted to use either Natural Gas or Propane with no additional purchase necessary. Perfect for any location, this model allows for either indoor installation or outdoor installation with purchase of the Versa Vent adaptor (sold separately). The Smart Connect(TM) feature allows pros to connect their smartphone or tablet to the water heater via Bluetooth(R) to set up and register the product using the Rinnai Central App for you to receive an additional four years of labor coverage on your warranty.

Excellent product. We have a 4 bathroom house and all use hot water for dishwasher and laundry. The water heater is great, quick to deliver hot water and is working great. Really like the product. The app is not easy to connect - have up after a bit but will try later. Nonetheless, that doesn’t take away from the fact that it is a really Good product.. Zakawat. Kitchener, ON. Wed Feb 12 2025

PORTABLE OUTDOOR WATER HEATER – Innovative System Runs on Propane Gas Tank to Heat Water for Showering, Washing Dishes, Cleaning Hands & Other Tasks

The iHeat S-series electric tankless water heater is a compact, durable, and energy-efficient solution designed for a variety of applications, including residential, and even marine environments. Constructed from stainless steel with a waterproof design, it is built to withstand harsh conditions, making it ideal for locations near salt water such as beach condominiums, yachts, boats, resorts, and even outdoor kitchens. The S series can also be used in highly sterile applications like commercial kitchens, hospitals, clinics, and even schools where cleanliness is of the highest importance. Its advanced modulating technology ensures precise temperature control through a digital display, offering both Celsius and Fahrenheit options for convenience. With real-time modulation monitoring 60 times per second, it provides an endless supply of hot water while optimizing energy usage. The copper heat exchangers prevent corrosion and enhance thermal efficiency, ensuring long-lasting performance. Additionally, the iHeat S-series helps save space, reduces water waste, and cuts hot water heating costs by up to 60%. Compact enough for installation in attics, closets, or under counters, the iHeat S-series complies with all USA and Canadian safety standards, making it a smart, eco-friendly, and versatile choice for modern heating needs.

Works perfectly for our needs. This was placed in a 3 bedroom 1 bath home. No issues with not enough hot water at all. Easy to install and works great so far.. Amy. Smiths Grove, KY. Sat Dec 14 2019

The AHS18-D electric tankless water heater delivers reliable on-demand hot water in a compact, space-saving design. Built for residential and light commercial applications, this 18 kW, 240-volt tankless water heater uses advanced iHeat™ Closed Loop Modulation to automatically adjust power usage based on hot water demand, helping improve efficiency while maintaining consistent outlet temperature. Designed with 3/4-inch NPT water connections, a 0.25 GPM minimum activation flow rate, and a durable stainless steel construction, the AHS18-D is ideal for high-demand point-of-use, multi-fixture, or whole-home applications depending on climate, incoming water temperature, and flow requirements. Its digital controls, integrated flow meter, real-time monitoring, and USB diagnostic capability make it a smart, serviceable upgrade from traditional tank-style water heaters. With no storage tank to refill, the AHS18-D provides continuous hot water when properly sized and installed. Its compact wall-mounted design helps save space, while the stainless steel heat exchanger and enclosure help resist corrosion and support long-lasting performance. Official Drakken specs list this model as 18 kW / 75A, requiring two 40A breakers, with 3/4-inch NPT connections, 150 PSI max pressure, and dimensions of 16" H x 13.5" W x 3.5" D

good quality, works very well, nice design.. Anonymous. St James City, FL. Tue Jul 07 2020