Velocity Boiler Works (Crown) 961122 Rollout Switch 320788-703 it provides synchronized power control

it provides synchronized power control across all phases

This analog temperature controller utilizes a simple knob setpoint adjustment

The Maxitrol R400S-3/8-CSA is a high-performance gas pressure regulator engineered for precision fuel control in commercial and industrial HVACR applications

providing superior torque transmission and easy removal from the shaft

Velocity Boiler Works (Crown) 961122 Rollout Switch 320788-703 it provides synchronized power controlThe Velocity Boiler Works (Crown) 961122 Rollout Switch is a critical safety component designed for precise high temperature monitoring in gas fired boiler systems. This OEM replacement part is engineered to interrupt the burner circuit if flame rollout or excessive heat is detected near the burner vestibule, tripped at a fixed setpoint of 240C (464F). As a primary boiler safety limit switch, the 961122 ensures system integrity by mitigating risks