the Carrier 326627-757 is the official manufacturer-designated replacement for the 707 series

the part must be replaced to restore furnace operation

Simplified Installation: Standard three-position switch with a 19mm pluggable footprint for efficient field replacement

simplifying wiring by connecting directly to the compressor’s start

While primarily used as a condenser fan blade

Tecumseh K146-21 Capacitor 30067439-890 the Carrier 326627-757 is theThe Tecumseh K146 21 Capacitor is a high duty 145 175 MFD 110V start capacitor engineered to meet the rigorous demands of commercial and residential refrigeration systems. For technicians servicing HVAC compressors or condensing units, this OEM replacement part provides the critical high torque electrical boost required to initiate the start cycle under load. Rated at 110 125V, it is optimized for motor start applications where consistent discharge