Sensus 121-8-1 1/4 Regulator Refrigerant the Trane SWT1635 is the

the Trane SWT1635 is the official superseding part for several older models

Contractor-Grade Durability: Robust construction designed to resist scaling and chemical degradation in harsh water environments

pilot applications that utilize obsolete ignition control units

conversion kits are available for LPG applications

Sensus 121-8-1 1/4 Regulator Refrigerant the Trane SWT1635 is theThe Sensus 121 8 1 1 4 gas regulator is a heavy duty industrial regulator designed for high capacity applications requiring precise pressure control. Engineered for natural gas service and industrial combustion systems, this 1 1 4 inch NPT regulator features a 1. 5 12 inch W. C. spring to ensure stable downstream pressure. The Model 121 8 is frequently utilized in commercial boilers and furnaces where rapid response to flow changes is critical. Its