Raypak High Limit Switch Kit, for Models 551, 552, 1101, 1102 | 001811F Poolguard Their engineering approach ensures parts

Their engineering approach ensures parts like this one contribute to enduring system performance

Combining the warmth of fire with the tranquility of flowing water

Balboa Water Group Flow Thru Heater Titanium 230V 5

Proper surface contact improves debris removal from pool floors and walls

Genuine Hayward knobs help ensure secure housing assembly

Raypak High Limit Switch Kit, for Models 551, 552, 1101, 1102 | 001811F Poolguard Their engineering approach ensures partsRaypak 001811F High Limit Switch Kit Models 551, 552, 1101, and 1102 If your Raypak heater shuts down shortly after startup or displays overheat conditions, the high limit switch may be tripping incorrectly or failing altogether. This safety component is critical for preventing dangerous temperature spikes. The high limit switch monitors water temperature and shuts the heater down if it exceeds safe limits. A faulty switch can either trip too early,