Copeland 998-0520-04 Module Refrigerant it is designed for a

it is designed for a standard bore fitment

As a universal HVAC potential relay

up to 80 psi for demanding commercial HVAC maintenance

Common Questions: Can this replace the older 70-828 relay

Copeland 998-0520-04 Module Refrigerant it is designed for aThe 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