Zodiac R0022700 135 Degree F Hi-Limit Switch Replacement Kit for Select Zodiac Jandy Pool and Spa Heaters Hi-limit switch replacement Fits Zodiac Jandy Lite2 LD, LG, LJ Pool and Spa Heater models 125, 175, 250, 325, 400 Also fits Zodiac Jandy LX/LT, LX/LT Low Nox, XL-3 Pool and Spa Heater models 250, 400 135 Degree fahrenheit temperature