Weil McLain 633-900-130 Residential Thermostat Refrigerant reducing liability and ensuring long-term

reducing liability and ensuring long-term equipment protection

maintaining the regulator’s original performance specifications

Key Benefits for Contractors Exact OEM Compatibility: Serves as the official 8402-048 replacement

a humming motor

Weil McLain 633-900-130 Residential Thermostat Refrigerant reducing liability and ensuring long-termWhen you're servicing or installing Weil McLain Plus or Gold Plus series indirect fired water heaters, maintaining thermal accuracy is non negotiable for system longevity and prevents short cycling. The Weil McLain 633 900 130 Residential Thermostat kit is an essential OEM replacement part designed for a precise operating range of 90F to 160F. This aquastat control integrates directly with factory configured drywells, ensuring the sensor bulb makes