Honeywell Water Heater Gas Valve with Standing Pilot & Piezo | 2-Inch Spud | Setpoint 55–155°F | WT8840A1500

Elevate Your Water Heating with a Trusted Honeywell Gas Valve

The Honeywell Water Heater Gas Valve is designed for standing-pilot systems and Piezo ignition, delivering dependable startup and precise control in natural gas setups. With a compact 2-inch spud and a sturdy footprint, this valve is a practical replacement option for many residential gas heaters. Built for reliable operation and straightforward service, it helps keep hot water readily available while fitting neatly into standard heater layouts.

Engineered for everyday use, the valve balances user-friendly adjustments with robust construction. Its 55–155°F setpoint range allows household members to tailor hot water to personal preference, from a comfortable shower to a refreshing rinse. The 4 inches of water column (W.C.) gas pressure rating indicates a practical tolerance for common gas pressure conditions, supporting steady flame and consistent heat delivery across a typical household cycle.

Key features at a glance

• Brand: Honeywell
• Gas type: Natural gas (NG)
• Spud length: 2 inches
• Footprint: 6.0 x 6.0 x 4.0 inches
• Setpoint range: 55–155°F
• Gas pressure tolerance: 4 in W.C.
• Origin: Made in Mexico

Real‑world use and practical benefits

Imagine a quick, dependable ignition when you need hot water—the standing-pilot with Piezo ignition facilitates a reliable start with a confident push. The valve’s solid construction and responsive adjustment feel contribute to a smooth, predictable heating routine, helping you avoid temperature swings during busy mornings or evenings.

With an adjustable temperature setpoint, you can explore a range of comfort levels while maintaining safety and efficiency in daily use. The 2-inch spud design aligns with many standard NG installations, supporting a straightforward swap for a worn or aging valve. The compact dimensions offer flexibility for retrofit projects, while the 4 in W.C. rating provides a practical operating window for typical residential gas supply conditions.

Installation, compatibility, and care tips

Before replacing, verify your heater’s gas type (natural gas), confirm a 2-inch spud length, and check that the mounting pattern aligns with the valve body. The product’s 6 x 6 x 4-inch footprint fits within common housings, which can help minimize downtime during upgrades. For best results, handle components with care and follow standard safety practices when working with gas-fired equipment. This Honeywell valve reflects a legacy of reliability from a Mexico-origin production line, reinforcing confidence in a known, global brand.