this component is rated for 50/60Hz

it is designed to work with the standard capacitance values specified on your unit’s wiring diagram

Verify the HVAC thermal expansion valve tonnage and refrigerant compatibility before installation to ensure optimal SEER ratings and heat transfer efficiency within the refrigeration circuit

preventing problematic CO emissions or sooting and keeping the equipment compliant with local atmospheric vent or sealed combustion codes

Specifically engineered for single-stage gas valves

Trane RLY1770 Relay/Sequencer 320788-704 this component is rated forThe Trane RLY1770 is a specialized HVAC fan time delay relay and electric heat sequencer engineered to manage high amperage blower motor and heating element startup cycles. This SPST (Single Pole Single Throw) relay provides a critical time delay function, preventing simultaneous high load activation to protect the electrical service and prevent circuit breaker tripping. Operating on a 24V coil voltage, the RLY1770 is a direct OEM replacement for