Medenus RS255 Gas Pressure Regulator & Shut Off Valve

The CONCOA 422 Series six-port, single-stage regulator provides primary pressure control for ultra-high purity, corrosive, and toxic gases. Ideal for cylinders under 500 PSIG (34 BAR) or applications tolerating minor outlet pressure fluctuations, it can be configured as a single station manifold with purge, low-pressure alarm, or multiple inlets. Features include metal-to-metal diaphragm seal, CAPSULE® seats with 360° filtration, pipe-away relief, cleanroom assembly, helium leak-checked integrity, captured vent bonnet, and front/rear panel mounting. Constructed from 316L stainless steel body, chrome-plated brass bonnet, PTFE/PCTFE seats, 316L diaphragm, 10-micron stainless steel filter, Cv 0.1, 2 in stainless gauges, PTFE seals, 1/4 in FNPT ports. Rated up to 3000 PSIG (3500 or 4500 PSIG optional), temperature range -40°F to 140°F (-40°C to 60°C). Conforms to CGA G-4.1, ANSI/ASME B40.1, PED 2014/68/EU, and CRN OH5216.

**NABIC 500L Pressure Relief Valves**: Ensuring Pressure Tightness and Reliability NABIC 500L Pressure Relief Valves are expertly designed for applications requiring pressure tightness on the discharge side of the valve. These valves are ideal for pump relief, bypass relief, external installations, and handling flammable fluids. With an industry-leading **5 Year Guarantee**, NABIC Valves offer a dependable solution for your pressure regulation needs. **Product Specifications** - **Sizes**: - 1/2" x 3/4" (DN15) - 3/4" x 1" (DN20) - 1" x 1.1/4" (DN25) - 1.1/4" x 1.1/2" (DN32) - 1.1/2" x 2" (DN40) - 2" x 2.1/2" (DN50) - 2.1/2" x 3" (DN65) - **Connections**: Female BSPP Inlet x Female BSPP Outlet - **Materials**: - Gunmetal Body - Chrome Vanadium Spring - PTFE to Metal Seating - **Set Pressure**: - 1.0 to 12.5 Barg (DN15 to DN25) - 0.4 to 12.5 Barg (DN32 to DN65) - **Temperature Range**: -20°C to 195°C Max **Note**: Each valve is individually set and thoroughly tested to the required set pressure prior to dispatch. For reliable pressure relief solutions that comply with UK standards and regulations, choose NABIC 500L Pressure Relief Valves. Ensure your systems are protected with our exceptional products supported by a robust guarantee.

The CONCOA 486 Series six-port stainless steel regulator delivers primary source pressure control for high-flow inert gas applications, including bulk gas distribution, high purity chamber pressurization, and liquefied hydrocarbon analysis. Internal pressure equalization ensures stable delivery despite changing flows. Features include a balanced stem seat for consistent output, rear panel mounting, pipe-away relief valve, and helium leak-verified integrity. Specs: max 3000 PSIG (210 BAR) inlet, PCTFE seat, 40 µm 316L filter, Cv 1.0, -40°F to 140°F (-40°C to 60°C), 1/2 in FNPT inlet/outlet, 1/4 in FNPT gauge and relief ports. Compliant with CGA G-4.1, ANSI/ASME B40.1, PED 2014/68/EU, CRN OH5216.