No-Fault Spa Heater 6KW 73790 For Hot Spring 26-C3160-1S C3160-1S 240V/120V
Product Overview
This No-Fault Spa Heater 6KW 73790 provides reliable water heating for Watkins wellness hot tubs manufactured from 1995 to the present. The No-Fault Spa Heater 6KW 73790 utilizes a double-pass design to efficiently heat water in two stages, ensuring a consistent and comfortable soaking temperature. Engineered for versatility, this No-Fault Spa Heater 6KW 73790 serves as the primary factory-approved replacement for several discontinued heater styles.
Key Features & Performance
- Titanium heating element provides superior resistance to corrosion and chemical damage
- Double-pass internal design maximizes heat transfer efficiency for faster warming
- PDR (Power Down Auto Re-Set) mechanism protects the system from overheating
- Versatile electrical configuration supports both 120V and 240V installations
- Threaded sensor ports allow for easy integration of existing thermistors
Fitment & Compatibility
- Hot Spring Highlife and Limelight Series (1995-Current)
- Tiger River Spas (1995-2010)
- Watkins No-Fault 1500, 5500, and 6000 series heaters
Common Uses
- Replacing malfunctioning or scaled heating assemblies in residential hot tubs
- Restoring heating functionality to 115V and 230V Watkins spa models
- Maintaining optimal water temperature in Hot Spring and Tiger River spas
Technical Specifications
- Part Number(s): 73790, 26-C3160-1S, C3160-1S, C3564-1
- Wattage: 6.0 kW at 240V / 1.5 kW at 120V
- Material: Titanium
- Plumbing Connection: 3/4 inch Barbed Inlet/Outlet
Frequently Asked Questions
Q: Does this heater include the temperature and hi-limit sensors? A: While this assembly has ports for sensors, the thermistors are typically sold separately or moved from the old unit.
Q: Can this 6kW heater be used in a spa wired for 120V? A: Yes, it is dual-voltage and will operate at a reduced 1.5kW output when connected to a 120V power source.
Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.
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