300bar DIN Mini 1st StageCompact 300 Bar Pressure Regulating 1st Stage, designed for use with compressed air where pressure reduction from a maximum of 300 Bar Cylinder pressure to a regulated outlet working pressure of approximately 8.5 Bar – 120 psi is required. For use with air in non-breathing applications, such as tyre inflation, argon suit systems etc. The balanced design controls air regulation at various depths, providing a stable outlet pressure from a fixed turret. Complete with internal over pressure relief valve that will protect should outlet pressure exceed 12.5-13 Bar. One Low Pressure Port with a 3/8” X 24 UNF threaded outlet providing a regulated supply and one High Pressure Port with 7/16” X 20 UNF thread for attachment of a Pressure Gauge for measuring cylinder contents. Manufactured with a standard male EN-144-1/ISO 12209 type 300 Bar DIN fitting in accordance with European Standard EN250: 2014. Measuring 8.5cm/3 1/4 inches x 5cm/2 inches diameter and weighs only 375 grams. Operated by a sliding piston machined inside the nickel plated brass mono-block, which is totally sanded, polished and chromium plated. Supplied complete with DIN fitting cap to protect the threads on the high pressure attachment from damage and contamination. Being specifically designed with a minimum number of moving parts, the Mini First Stage is quick and easy to maintain. It should be serviced annually by an authorised and certified technician using our Mini First Stage Service Kit – Item Code: CV MFS SK.About us:Southsea Scuba are a small family business based in Flintshire, North Wales. We are authorised dealers for Ocean Reef, Beaver and Paralenz as well as being a PADI dive centre. We pride ourselves on our customer service and will always do our best to give you the service you deserve.Shipping:We use Hermes for all our shipping, if you would prefer us to use a different courier please contact us to discuss.Multiple Purchases:We will happily combine postage for multiple Purchases, please request a total before completing your purchase. Purchase over £75 will be free postage.