Trane HLD0042 Fuse Holder 323055-751 This heavy-duty single-groove pulley is

This heavy-duty single-groove pulley is manufactured to exact OEM tolerances

It is compatible with both mechanical and NTC (electrical) thermostats

This is a 4-speed motor

it is an indispensable part for maintaining the safe operating parameters of modern gas-fired equipment

Common Questions What causes a "Low Air" or "APS Open" fault code

Trane HLD0042 Fuse Holder 323055-751 This heavy-duty single-groove pulley isThe Trane HLD0042 Fuse Holder is a critical OEM safety component engineered for precision overcurrent protection within residential and commercial HVAC systems. This single pole fuse holder is specifically designed to accommodate 30 amp cartridge fuses, providing a high integrity connection point that prevents electrical faults and protects downstream control boards and compressors. Featuring a robust thermoplastic body and tin plated terminals for