Zodiac R0457300 130 Degree Fahrenheit High-Limit Switch Replacement for Select Zodiac Jandy Legacy and LXi Pool and Spa Heaters High-limit switch replacement Fits Zodiac Jandy Legacy LRZE, LRZM pool and spa heater models 125, 175, 250, 325, 400 Also fits Zodiac Jandy LXi Low NOx pool and spa heater models 250, 300, 400 130 degree farenheit