Lennox 39H13 Relay 323269-701 The Armstrong International C3510-12 Air

The Armstrong International C3510-12 Air Vent is a high-performance Series 1AV cast iron air vent engineered for efficient

choosing OEM heating and cooling parts like this assembly ensures the HVAC replacement sensor maintains the original equipment’s UL listing and operational integrity

5-inch ceramic body and a 1/2-inch NPT threaded connection for precise seating within the burner housing

Technicians can perform a "Go-No-Go" test by verifying 115V line voltage at the 5-pin power connector and checking for 24V demand signals at the 16-pin communication harness

Improved Energy Efficiency: Maintains consistent 5

Lennox 39H13 Relay 323269-701 The Armstrong International C3510-12 AirRelay