Copeland 543-0024-00 Controller 321894-708 As a direct replacement for

As a direct replacement for the ZR108KCE-TFD-522

"chattering" relays during startup

making it a versatile choice for servicing older installations or R407C retrofits

secured via a single set screw for a reliable mechanical connection to the motor shaft

Copeland 543-0024-00 Controller 321894-708 As a direct replacement forThe Copeland 543 0024 00 Controller is a high performance Digital Compressor Control module designed as the primary electronic interface for single and three phase Copeland Scroll Digital compressors. Operating on a 24VAC supply, this device provides precise capacity modulation by cycling the unloader solenoid in response to a 1 5VDC analog demand signal from the system master. It features a critical 20 second duty cycle, managing loading and