Compressor Diagnostic Module – Emerson Comfort Alert 543-0010-01

Compressor Diagnostic Module – Emerson Comfort Alert 543-0010-01 Model Number: 543-0010-01 Manufacturer: Emerson Climate Technologies Series: Comfort Alert Diagnostics Type: Compressor Diagnostic Module Input Voltage: 24 VAC, 50/60 Hz Power Consumption: 0.5 VA Application: Class 2 Circuits Only Mounting: Surface-mounted, typically inside condensing unit Main Functions: Diagnoses and communicates compressor electrical faults LED indicators for demand, compressor status, fault alerts Monitors system operation and provides troubleshooting guidance Communication Terminals: COM (Common) DEMAND POWER Patent: U.S. Patent No. 6,615,594 Housing Flame Rating: UL 94V-0 (Flame Retardant Thermoplastic) Condition: Used – Visual inspection required, test before reuse Compatible System Code (on unit): AF14C06AJ (refer to manufacturer’s cross-compatibility for models) Common Applications: Residential and light commercial air conditioners and heat pumps Units equipped with Copeland Scroll or similar Emerson compressors Carrier, Goodman, Lennox, Trane units with diagnostic capabilities Compatible Replacement Models: Emerson 543-0010-03 Emerson 543-0010-02 Universal Comfort Alert modules (verify wiring compatibility) Condition: Used - Like new For Sale By: Owner Curbside pick up: Yes Cash accepted: Yes