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CONCOA 203 Series Regulator
The CONCOA 203 Series is a chrome-plated forged brass, single-stage regulator designed for low-pressure delivery of non-corrosive, liquefied, or high-purity inert gases (up to grade 4.5). It provides precise final pressure control from low inlet pressures, with adjustable delivery as low as 0.1 PSIG (7 mBAR) in 0.05 PSIG (4 mBAR) increments, ideal for applications requiring atmospheric or sub-5 PSIG (350 mBAR) outputs.
Features:
Fine-adjusting screw for precise pressure control
316L stainless steel diaphragm prevents inboard diffusion
CAPSULE® seat design with 360° integral filtration
Helium leak-tested for integrity
Specifications:
Max inlet pressure: 200 PSIG (14 BAR)
Body: Chrome-plated forged brass; Bonnet: Chrome-plated die-cast zinc
Gauges: 2½" (63 mm) steel with brass connections
Seat: PTFE; Filter: 10-micron sintered bronze
Temperature range: -40°F to 140°F (-40°C to 60°C)
Cv: 0.02; Diaphragm: 316L stainless steel
Helium leak integrity: 1 × 10⁻⁸ scc/sec
Internal seals: PTFE; Ports: 1/4" FNPT
Compliance: Meets/exceeds CGA G-4.1, PED 2014/68/EU, ANSI/ASME B40.1, CRN OH5216
Flowstar (UK) Ltd
Wiltshire Road, Kingston-upon-Hull, East Riding of Yorkshire, HU4 6PA, United Kingdom
Flowstar (UK) Ltd is a leading global supplier of safety, relief, and reducing valves. With strong partnerships across major manufacturers, we deliver precise, reliable valve solutions tailored to your needs. Email enquiries to sales@flowstar.co.uk or call us on +44 (0)1482 601030.