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making it the preferred choice for veteran contractors maintaining system integrity
Easy Retrofit Integration: Small footprint and wall-mount design with a simple terminal strip interface simplify replacement in existing control panels
As a universal HVAC potential relay
Common Questions: Can this replace the older 70-828 relay
sharing a common (C) terminal to power both the compressor (Herm) and the fan motor (Fan)
Copeland 998-0520-04 Module Refrigerant making it the preferred choiceThe Copeland 998 0520 04 is a professional grade 24V motor protector module designed to safeguard scroll and reciprocating compressors from catastrophic failure. Operating as a solid state watchdog, this module monitors resistance from internal PTC thermistor sensors embedded in the motor windings. When the module detects high temperatures or electrical anomalies such as phase loss or unbalanced current, it interrupts the control circuit via the M1 M2
US$ 138.00
US$ 24.95