Electronic Control Systems and Parts
Our digital control system parts cover everything from circuit boards and topside controls to sensors, transformers, and wiring components for hot tubs and spas. Compatible with all major control brands including Balboa, Gecko, Hydro-Quip, and more. We offer competitive international shipping rates to buyers worldwide.
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Waterway NEO 2100 Hi Limit Sensor for 10kW ETS Spa Control - 2 Pin Connector
HTPOFAmerica
MSRP: $34.99$24.99High-limit temperature sensor designed for Waterway NEO 2100 ETS spa control systems.CategorySpa ControlSensor TypeHi LimitApplicationWaterwayModelETSConnector Type2 pinMSRP: $34.99$24.99 -
Waterway NEO 2100 ETS Temperature Sensor - 10kW Spa Control
HTPOFAmerica
MSRP: $49.99$39.99Electronic Thermal Sensing (ETS) Temperature Sensor designed for Waterway NEO 2100 spa control systems.Utilizing dual ETS sensor technology comparable to Balboa's M7 system, the NEO 2100 employs two Electronic Thermal Sensing units for accurate water...MSRP: $49.99$39.99 -
Balboa Gray Thru-Wall Temperature Sensor Mount 3/8" Bulb with Rubber Grommet - Universal Spa Thermowell
HTPOFAmerica
MSRP: $41.99$36.99Universal GRAY Temperature Sensor Thermowell Mount by Balboa designed for 3/8" sensor bulbs. Compatible with temperature sensors from Balboa, Gecko, Hydro Quip, and other manufacturers. Features rubber grommet on back nut for secure installation...MSRP: $41.99$36.99 -
50 Amp 2-Terminal Power Block for Spa Control Systems - Replacement Component
HTPOFAmerica
MSRP: $29.99$21.99This component is a 50 Amp 2-Position Terminal Power Block commonly used in various hot tub control pack and circuit board configurations.MSRP: $29.99$21.99 -
Hayward HeatPro Pool Heater Pressure Flow Switch HP20654T HP21104TC HP21404T HP21124T Replacement Part
HTPOFAmerica
MSRP: $99.99$72.99Genuine replacement pressure flow switch designed specifically for Hayward HeatPro pool heating systems. This critical safety component monitors water flow to ensure proper heater operation. Compatible with the following Hayward HeatPro models: HP20654T,...MSRP: $99.99$72.99 -
ACC SmartTouch Dual Temperature & Hi-Limit Sensor - 1/4" Bulb, 2-pin Double Connector
HTPOFAmerica
MSRP: $159.99$129.99This dual-function Temperature and Hi-Limit Sensor is engineered for ACC SmartTouch spa control systems. The sensor features a 1/4" diameter sensing bulb and comes equipped with two separate 2-pin connector terminals for dual monitoring capabilities...MSRP: $159.99$129.99 -
ACC Temperature Hi-Limit Sensor 20" Cable 1/4" Bulb 2-Pin Connector
HTPOFAmerica
MSRP: $89.99$59.99This dual-function Temperature and Hi-Limit Sensor is designed for ACC spa control systems. It features a 20" cable length with a 1/4" diameter sensing bulb and utilizes a 2-pin connector for easy installation.Compatible with ACC Smartouch and Epack...MSRP: $89.99$59.99 -
3-Position Terminal Block for Balboa VS GS Circuit Boards - Repair Component
HTPOFAmerica
MSRP: $99.99$49.99This replacement component is a 3-Lug Terminal Block designed for use with Balboa brand hot tub and spa circuit boards. While the original factory-installed blocks were manufactured in a cream or white color, current inventory features blocks in green...MSRP: $99.99$49.99 -
7 Inch Universal Pressure Switch Cable - SSPA, MSPA, T-MSPA & Hydroquip Compatible
HTPOFAmerica
MSRP: $43.99$29.99This replacement component is a Pressure Switch Cable measuring 7 inches in length. Designed as a universal fit, this cable works with most SSPA, MSPA, and T-MSPA control systems, plus select Hydroquip boards. Essential for maintaining proper pressure...MSRP: $43.99$29.99 -
Ceramic Slow Blow Fuse 0.5A MDA 1/4" x 1 1/8" for Spa Circuit Boards
HTPOFAmerica
MSRP: $5.99$3.99This ceramic-body slow blow fuse is designed for hot tub and pool system circuit boards. Rated at 0.5 Amp with MDA automotive-style construction, it measures 1 1/8" in length by 1/4" in width. Unlike glass fuses, the ceramic design provides superior heat...MSRP: $5.99$3.99 -
6-Position Terminal Block for Balboa Duplex Digital Boards - 40A 115V/230V
HTPOFAmerica
MSRP: $49.99$39.99This electrical connector features six positions rated for 40 amps at 115 or 230 volts, specifically engineered for Balboa Duplex Digital and Super Digital circuit board systems. The component provides (6) connection tabs that link your control board...MSRP: $49.99$39.99 -
Electronic Pressure Switch 1/8" MPT 1 Amp - Watkins Solana Caldera Hotspot 2006-Current
HTPOFAmerica
MSRP: $128.99$119.99This Electronic Pressure Switch fits Watkins Solana, Caldera & Hot Spot models from 2006 to Current and includes 1/8" MPT standard threads plus 2-pin connectors that attach to the 2-wire 3-hole connector compatible with Watkins Hawk circuit boards...MSRP: $128.99$119.99