Reliance Electric Water Heater Thermostat 100108-425 - Single Element, Safety Switch - 1

★★★★★ 4.6 107 reviews

US$13.60
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US$13.60
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Product details

Management number 231090021 Release Date 2026/06/18 List Price US$13.60 Model Number 231090021
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Upgrade your residential water heating system with this Reliance water heater thermostat replacement, designed for reliable performance and safety. Featuring a 6-pole connection, this electric thermostat supports 120V, 208V, or 240V operation and is ideal for double element heaters wired for simultaneous use. The thermostat is preset at 120°F and adjustable from 110°F to 160°F, offering precise manual temperature control for your hot water heater. Built-in Safety ECO technology automatically cuts off power if the internal tank temperature reaches 190°F, helping prevent overheating. This mechanical thermostat is UL listed and compatible with most electric water heaters, including models with Apcom, Robertshaw, and Therm-O-Disc thermostats. It replaces models 7025, 8025, WH2-4, WH5-4, WH7-2, and WH7-4, and fits a wide range of brands. The rectangular, matte black unit is constructed from durable plastic and metal, measures 10.1 in. x 3.5 in. x 2.7 in., and is designed for easy wall mount indoor installation. No batteries required. Perfect for RV water heater thermostat needs or as a dependable electric baseboard heater thermostat solution.

  • MADE IN USA: Manufactured in the United States for reliable quality and performance in residential water heating systems. Built to meet high standards for long-lasting use.
  • UNIVERSAL COMPATIBILITY: Designed for use as a water heater thermostat replacement in RVs and home hot water heaters. Compatible with electric and mechanical thermostat systems.
  • SAFETY FEATURES: Includes a built-in safety switch to prevent overheating and ensure secure operation. Ideal for maintaining safe water temperatures in your heater.
  • EASY INSTALLATION: Features a user-friendly push button and dial control for simple manual temperature adjustments. Wall mount design allows for quick and secure setup.
  • DURABLE CONSTRUCTION: Made with sturdy plastic and metal materials in a matte black finish. Compact rectangular shape fits most standard water heater enclosures.
Brand Reliance

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107 ratings | 44 reviews
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