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it is an OEM-level replacement for Lennox part numbers 78B72
critical for monitoring vacuum pressure within the combustion assembly
For technicians servicing commercial refrigeration equipment
Confirm the part number against your unit’s data plate or technical manual
MARS 19169 Potential Relay it is an OEM-level replacementThe MARS 19169 Potential Relay is a high performance motor starting relay designed for single phase HVACR systems, specifically for CSR (Capacitor Start, Capacitor Run) and CSIR (Capacitor Start, Induction Run) compressor configurations. This potential relay features a 332V continuous coil voltage, optimized to handle high back EMF (BEMF) across the start winding without premature failure. With a pick up voltage range of 180V to 193V and a drop out
