Single Element Water Heater Thermostat WH5-4

Electric Water Heater Thermostat | Replacement Part WH5‑4 | Single‑Element Systems

Restore safe, accurate temperature control to your electric water heater with this brand-new WH5‑4 Thermostat. Designed specifically for water heaters that use a single heating element, this thermostat regulates water temperature, prevents overheating, and ensures consistent hot water performance.

Ideal for replacing failed, inaccurate, or burned‑out thermostats to keep your water heater operating efficiently and safely.

⚙️ Product Features:

• Direct replacement for electric water heater thermostat WH5‑4
• Designed for single‑element water heater systems
• Restores accurate temperature regulation
• Durable, high‑temperature‑rated construction
• OEM‑style fit — no modifications required
• Condition: Brand New – Unused

Replaces Part Numbers:

WH5‑4
OEM‑style direct replacement.

Fits Models:

Compatible with select single‑element electric water heaters. Match part number with your existing thermostat to ensure proper fit.

Common Fixes:

• No hot water or insufficient hot water
• Water temperature too hot or inconsistent
• Thermostat stuck, burned, or unresponsive
• Water heater not cycling properly
• Replacing aged or corroded thermostat contacts

️ Installation Tips:

• Turn off power at the breaker before servicing
• Remove the access panel and insulation to reach the thermostat
• Take a photo of wiring for reference before removal
• Disconnect wires and remove the old thermostat
• Ensure the new thermostat sits flush against the tank surface
• Restore power and test for proper heating

Restore safe, reliable hot water performance with this OEM‑fit WH5‑4 thermostat — the correct replacement for single‑element electric water heaters.