ASCO L8040G23 Valve 321702-401 factory-set air pressure sensing switch

factory-set air pressure sensing switch designed for reliable performance in duct heaters

this genuine OEM Carlyle valve plate ensures optimal compression efficiency and gas flow regulation

Rugged Housing: Die-cast aluminum construction protects internal SPDT switch components from harsh industrial conditions

the control will automatically close the burner circuit to restore heat

Designed as a direct drop-in for Tecumseh TFM502

ASCO L8040G23 Valve 321702-401 factory-set air pressure sensing switchThe ASCO L8040G23 Valve is a high performance 2 way normally closed solenoid valve engineered specifically for low pressure fuel gas safety shutoff and air service applications. Featuring a robust aluminum body and durable NBR (Buna N) seals, this 3 4" NPT valve provides a substantial 9. 5 Cv flow coefficient, ensuring efficient media handling for industrial and commercial burners. Designed for reliability, the ASCO RedHat L8040G23 operates on a