Maxitrol MR251D-1 1/2 Regulator R-410A ensuring precise manifold pressure for

ensuring precise manifold pressure for optimal combustion

this 3/4-inch NPT valve is designed specifically to prevent catastrophic pressure buildup on supply boiler equipment

Inspect the first check assembly for fouling before replacing internal components

Dual-Speed Logic: Specifically optimized for 2-stage gas valves

factors that typically lead to igniter failure in high-cycle environments

Maxitrol MR251D-1 1/2 Regulator R-410A ensuring precise manifold pressure forThe Maxitrol MR251D 1 1 2 regulator is a dual function modulator regulator valve engineered for critical indirect fired atmospheric burner applications. As a core component of the Selectra electronic gas modulation system, this 1 1 2" NPT unit eliminates the need for external motors or butterfly valves by providing precise, instantaneous temperature control through its internal plunger diaphragm assembly. Designed for high demand environments