Description
Independent Supplier & Replacement Part Notice
We are an independent parts supplier and are not affiliated with, sponsored by, or endorsed by Watkins, Hot Spring, Caldera, Tiger River, or Solana. These names and their part numbers are used only to identify compatibility.
We offer replacement parts as alternatives to spa-branded parts. When this listing identifies a part as the same original-manufacturer replacement, it is supplied under the component manufacturer’s branding and part number, which may differ from the Watkins or spa-brand label and number. Other compatible alternatives are identified in the individual product listing. Please review the listed specifications, fitment details, and any installation differences before ordering.
Conversion adapter kit designed to connect new-style sensor sets with older IQ2000 control systems on Watkins No-Fault 4000 and 6000 heaters.
This adapter solution bridges the gap between updated sensor technology and legacy control boards, allowing you to use current sensor components with earlier system configurations. Perfect for maintaining 1995-2002 era hot tubs without replacing entire control systems.
Package Contents: Two adapter connectors for hi-limit and temperature sensors
Compatible With:
- Hotspring Spas
- Tiger River Spas
- Caldera Spas
- Watkins IQ2000 control systems (1995-2002 models)
- No-Fault 4000 heaters
- No-Fault 6000 heaters
Application: Enables installation of modern replacement sensors on older heater manifolds and control boards. Essential when upgrading sensor components while retaining original IQ2000 system architecture.
Related Components:
- No Fault Heater Manifold Kit for Watkins Double Barrel Heaters
- No Fault Heater Gasket Kit for Watkins Double Barrel Heaters
- No Fault Heater Barb Kit for Watkins Double Barrel Heaters
- No Fault 4000 Heater, 230v, 4.0kW Low Flow
- No Fault 6000 Heater, 230v, 6.0kW Low Flow
- Sensor Kit with Hi-Limit and Temperature Sensors
