Description
This is a BRAND NEW OEM Trane/American Standard Start Capacitor Relay. TheTrane Part # is RLY02227 (also B129759-3 & 3ARR22J6S4). Thank you for looking!
Function:
Relays are switches that open and close circuits electrically. In most HVAC equipment a low voltage coil relay (24 vac) is energized in order to open or close a higher voltage (usually 120-240) circuit.
Replaces Old Part #s:
B129759-3 3ARR22J6S4
Repair Difficulty Level:
Partial List of Units that Use This Item:
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