100-10000389 | Raypak Crosswind V Digital Control Board Union set for jandy filter Regulates Heater Operation: This thermistor

Regulates Heater Operation: This thermistor plays a crucial role in regulating the heater by continuously monitoring the water temperature and ensuring it remains within safe operating limits

and DEV series pool filters

filter pressure drop could be outlet elbow issue

ideal for both pool and spa use

100-10000389 | Raypak Crosswind V Digital Control Board Union set for jandy filter Regulates Heater Operation: This thermistorThe Raypak 100 10000389 Digital Control Board is the factory OEM logic and display module for the Crosswind V heat pump family, including TWPH 4550EHT08, TWPH 5550EHT08, TWPH 6550EHT08, TWPH 8550EHT08, and related models. It integrates temperature sensing, system sequencing, fault diagnostics, and user interface control. When your Crosswind V begins showing errors, fails to heat cool, or experiences logic failures, this board restores full digital