CONCOA 405 Series Regulator

CONCOA 405 Series Regulator

The CONCOA 405 Series four-port brass regulator provides secondary pressure control for ultra-high purity inert gases, ideal for point-of-use applications and precise delivery to instruments. It allows accurate monitoring and adjustment of outlet pressure while maintaining high gas purity.

Features

  • Metal-to-metal diaphragm seal to prevent contamination

  • CAPSULE® seat with integrated 360° filtration

  • Pressure ranges from 0–15 PSIG up to 0–500 PSIG

  • Front and rear panel mountable for flexible installation

  • Pipe-away relief valve for safe venting

  • Cleanroom-assembled to eliminate installation contamination

  • Captured vent-capable bonnet prevents exposure in the unlikely event of diaphragm failure

  • Helium leak integrity verified

Specifications

  • Maximum inlet pressure: 3000 PSIG (210 BAR)

  • Body and bonnet: Brass barstock

  • Gauge: 2 in (50 mm) brass

  • Seat: PTFE; Filter: 10‑micron sintered bronze

  • Temperature range: -40° to 140 °F (-40° to 60 °C)

  • Diaphragm: 316L stainless steel; Cv: 0.1 (≤50 PSIG/3.5 BAR) or 0.2 (>50 PSIG/3.5 BAR)

  • Internal seals: PTFE; Ports: 1/4 in FNPT

  • Helium leak integrity: 1×10⁻⁹ scc/sec

  • Conformances: CGA G-4.1, ANSI/ASME B40.1, PED 2014/68/EU, CRN OH5216

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Connections: BSPT, BSPP, NPT
Materials: Gunmetal body, Mild Steel Covers
Maximum System Pressure: 16 Barg
Temperature Rating: 200°C
Notes: Fully compliant with PED regulations and entirely manufactured in the UK.

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Flowstar UK Ltd

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.