Resideo WT8840A1500 Water Heater Gas Valve Standing Pilot Control Natural Gas 2" Spud

The Resideo WT8840A1500 is a professional-grade water heater gas control valve designed specifically for standing pilot applications with natural gas water heaters. This control valve serves as the direct replacement for WV8840 series valves commonly used in AO Smith and Bradford White water heaters.

Key Features:

• Standing pilot operation with integrated piezo igniter for reliable lighting
• Adjustable temperature setpoint range from 55°F to 155°F for customized water heating
• Integrated NTC (Negative Temperature Coefficient) temperature sensor for accurate water temperature sensing up to 221°F
• 2-inch spud length designed for water heaters with 2-inch insulation tanks
• 4-inch water column (W.C.) pressure regulator setting for natural gas applications
• 1/2-inch NPT inlet x 1/2-inch inverted flare outlet connection
• Offset mounting bracket for proper installation positioning
• 30 to 75 CFH flow rate capacity
• Powered by thermopile heated from the standing pilot flame

This water heater control uses an immersion well for precise water temperature sensing, ensuring optimal performance and safety. The valve includes manual shutoff capability and provides adjustable gas pressure regulation for efficient combustion. Compatible with CS8840 pilot assemblies for complete system integration.

Replaces: WV8840A1050, WV8840A1051, Bradford White 222-47463-02A, 222-47463-02E, 239-47463-02, and other compatible OEM part numbers.