Switch your worn-out or malfunctioning heater part and grab this Zodiac R0457501 hot surface ignitor to keep your heater in working order. Having a well-heated pool or spa is essential and keeping your heater working properly is vital. This pool and spa replacement part keeps your heater running in tip-top shape so you and your guests can have the perfect pool or hot tub temperature throughout the year. Use this pool part for your Jandy Legacy LRZE pool and spa heater models 125, 175, 250, 325, and 400. This heater ignitor measures 10 inches in length and comes with all the necessary hardware for stress-free installation. Don't ever be without heat for your pool or hot tub during the year. This hot surface ignitor replacement for Jandy Legacy LRZE models will ensure your pool heater is operating at its best so you can enjoy your pool and have the temperature just the way you like it.