Back Pressure Regulators/Relief Valves


Back pressure regulators are designed to provide steady state control of inlet or upstream pressure. Relief valves offer reliable on/off pressure protection upon demand in systems, vacuum regulation and air or gas recirculation systems.


Type P289 Back Pressure Regulator

Type P289 Back Pressure Regulator

The BelGAS Type P289 back pressure regulator functions as a high flow relief valve with an adjustable set point. It can be used in place of a standard relief valve to provide protection against over-pressurization in the downstream system.

Type P630R High Flow Gas Pressure Regulator

Type P630R High Flow Gas Pressure Regulator

The BelGAS Type P630R high flow gas pressure regulator is a spring loaded, adjustable relief valve, designed for relief pressure settings from 3 to 250 PSIG (0.21 to 17.3 BAR).

Type P800 Direct Operating Factory Preset Relief Valve

Type P800 Direct Operating Factory Preset Relief Valve

The inline BelGAS Type P800 direct operating factory preset relief valve is designed for use in pneumatic applications that warrant protection from overpressurization.

Type P1808 Pilot-Operated Gas Pressure Relief Valve

Type P1808 Pilot-Operated Gas Pressure Relief Valve

The BelGAS Type P1808 pilot-operated gas pressure relief valve, or back pressure regulator, is used in gas or liquid service to maintain pressure on oil and gas separators and in pressure relief applications in gas distribution systems.

Type F289 Pilot Operated Back Pressure Regulator

Type F289 Pilot Operated Back Pressure Regulator

The Type F289 from BelGAS is a Pilot Operated Back Pressure Regulator that functions as a high flow relief valve with an adjustable set point.

P289RC High-Capacity Exhaust Booster

P289RC High-Capacity Exhaust Booster

The P289RC High-Capacity Exhaust Booster from BelGAS. It is used in applications utilizing large pneumatic actuators and valve controls where a rapid response is required.  The P289RC High-Capacity Exhaust Booster is ideally suited in applications with surge valves or recycle […]