This OEM York replacement part features an automatic reset mechanism designed to protect the heat exchanger and internal components from high-limit conditions

Durable Construction: High-impact plastic housing protects sensitive bimetal elements from physical damage and tampering

engineered to facilitate high-precision movement between non-parallel shafts

Reducing length can alter resistance and compromise the factory-crimped terminals

TB Woods 4JE Insert This OEM York replacement partThe TB Woods 4JE flange insert is a single piece, solid construction EPDM sleeve specifically engineered for Sure Flex Plus size 4 couplings. This high performance elastomer provides excellent torsional flexibility and is designed to handle angular misalignment, parallel offset, and axial movement in power transmission systems. As a veteran grade elastomeric coupling insert, the 4JE is ideal for applications involving high humidity or atmospheric