This 1-1/4" hydronic zone valve is rated for a maximum differential pressure of 15 PSI across the valve to ensure reliable opening and closing cycles under load

A trip is typically triggered by a restricted vent pipe

robust housing is engineered to withstand the heat and vibration typically found in compact furnace cabinets

using genuine Trane parts is recommended to ensure the metallurgy and finish meet the specific environmental and load-bearing requirements of the system

ASCO 8040G21-24V Valve R-134A This 1-1/4" hydronic zone valveThe ASCO 8040G21 24V Valve is a high performance 2 way normally closed solenoid valve engineered specifically for fuel gas safety shutoff applications in commercial and industrial combustion systems. Featuring a rugged aluminum body and resilient NBR seals, this direct acting valve provides a tight seal and reliable operation for gas pilot or main control. With a 3 8" NPT connection and a substantial 3. 9 Cv flow capacity, it efficiently manages gas