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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
verify the physical dimensions and clearance for the manual override crank before final installation
simplifying truck stock by covering multiple application voltages with one line voltage thermostat
For technicians performing HVAC furnace maintenance or gas heater repair
it is primarily used to replace the main valve/venturi assembly
simplifying service truck inventory
Trane RLY3346 Power Relay 320819-301 verify the physical dimensions andThe Trane RLY3346 is a heavy duty 24V 50A DPST N O Power Relay designed for high amperage switching in residential and light commercial HVAC systems. This OEM Trane replacement relay is the direct service match for legacy part numbers CTR0503 and CTR00503, ensuring precise mechanical fit and electrical compatibility without the need for field modifications. Engineered as a double pole single throw component, it simultaneously manages both legs of a
US$ 90.00
US$ 30.00
US$ 29.00
US$ 90.00