Sensors Circuit Board

HydroQuip Temperature Sensor, 72" with 1/4" diameter temp probe. Common to find these used on the Versi Heaters and 9700 series spa controls. For SSPA, USPA, MP, 6200, 9200, 6500, 7500, 8500, 9500,...

Waterway NEO 2100 ETS Hi-Limit Sensor. These sometimes have 773-0377 on the part..

Waterway NEO 2100 ETS (Electronic Thermal Sensing) Temperature Sensor. Similar to Balboa's M7™ Technology, the NEO 2100 uses (2) ETS sensors to determine the water temperature.  

Balboa no longer makes this sensor mount in gray. We now send the clear version This part is a GRAY Balboa Temperature Sensor Mount that accommodates 3/8” temperature sensors from Balboa, Gecko,...

This part is an Adapter Kit to convert the new style sensor set for Watkins No-Fault 4000 or 6000 heaters to the old style plugs.. In

Hi-Limit Sensor, with poron tape. Used on S-Class systems. Additional Information

This part is a Sensor, Hi Limit, HydroQuip, 18", 1/4"diameter, 2-pin, After 5/03, 6200, 6220, 6230, 6330, 7500, 9700 series control systems..  

This sensor is no longer available.. Temperature Sensor

This Part is a Surface Mount Style HI LIMIT: Single Pole Single Throw THERMAL FUSE Auto Reset (With NO CAPILLARY)This Hi Limit Surface mount surface mounts to the heater in a spot where it can read...

This part is a Temperature Sensor For 6200, 6220, 6230, 6330, 7500, 9700 Control systems. Used On: SSPA-SC-CF/MSPA-MP LINE Replacement Option For:AI #5-60-6021 / MFG #9920-400723AI #5-60-6066 / MFG...

This part is a Balboa Heater M7 Sensor. This Sensor comes with the wire, Connector, and The Screw down cap. It DOES NOT include the tube and the tube side mount. You will normally not need the...

This part is a Standard Balboa Heater M7 Sensor with a 24" wire. This Sensor comes with the wire, Connector, and The Screw down cap. It DOES NOT include the tube and the tube side mount. You will...