The Belimo ZG-R01 Resistor is a critical field accessory designed to provide seamless signal conversion for HVAC control systems

NPT reducer bushings

Enhanced Durability: Features 7-inch insulation for protection against high-ambient cabinet temperatures

When diagnosing a tripped rollout limit switch

Flexible Installation: The 36-inch capillary length and 38-inch wire leads accommodate various cabinet configurations

Rheem-Ruud SP20172 Sensor Kit The Belimo ZG-R01 Resistor isThe Rheem Ruud SP20172 Sensor Kit is the essential OEM replacement for managing flammable vapor ignition resistance (FVIR) in gas fired water heaters. Designed as a direct supersession for AP13447 3, this flammable vapor sensor (FVS) monitors the environment for volatile substances, triggering a safe shutdown via the gas control valve if high concentrations are detected. A common indicator for a malfunctioning or tripped sensor is the seven flash