Key Benefits for HVACR Contractors: Broad Compatibility: Rated for a wide variety of refrigerants and compatible with modern HFC and HCFC systems

Can I get a replacement key for this model

Industrial Durability: Features a rugged zinc die-cast enclosure that protects internal components from dust and mechanical impact

Precision OEM Fit: Specifically engineered for Carrier water box covers and furnace assemblies to ensure exact groove seatedness and zero-leak performance

Does this replace the entire burner manifold

Siemens Industrial Controls 3UB81234EW2 Relay 323613-751 Key Benefits for HVACR Contractors:The Siemens 3UB81234EW2 is a high performance ESP200 solid state overload relay designed for precise motor protection in industrial HVACR and pumping applications. Engineered to replace legacy ESP100 units without enclosure modifications, this 3 phase overload relay handles a wide current range of 10 to 40 Amps. Unlike standard bimetallic options, the solid state design is ambient insensitive, virtually eliminating nuisance tripping caused by varying