{"product_id":"scuba-regulator-over-pressure-valve-opv","title":"Scuba Regulator First Stage Over-Pressure Relief Valve","description":"\u003cp\u003eA compact \u003cstrong\u003eover-pressure relief valve\u003c\/strong\u003e designed for installation on the \u003cstrong\u003elow-pressure port of a scuba regulator first stage\u003c\/strong\u003e. It provides an additional safety mechanism by automatically venting excessive \u003cstrong\u003eintermediate pressure \u003c\/strong\u003eif pressure rises beyond its designed operating range.\u003c\/p\u003e\n\u003cp\u003eThis type of OPV is particularly useful on first-stage configurations where a downstream second stage is not present to relieve excessive intermediate pressure, including certain technical, sidemount and inflation-system configurations.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirst Stage Over-Pressure Protection\u003c\/strong\u003e\u003cbr\u003eDesigned to relieve excessive intermediate pressure from a scuba regulator first stage, helping protect connected low-pressure components, hoses and accessories.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e180–200 PSI Relief Range\u003c\/strong\u003e\u003cbr\u003eEngineered to operate within an approximate \u003cstrong\u003e180–200 PSI pressure range\u003c\/strong\u003e, allowing excess pressure to vent before it can continue building within the low-pressure side of the regulator system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Design\u003c\/strong\u003e\u003cbr\u003eSmall and unobtrusive, making it suitable for streamlined recreational and \u003cstrong\u003etechnical diving\u003c\/strong\u003e regulator configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable for Redundant Regulator Configurations\u003c\/strong\u003e\u003cbr\u003eParticularly useful where a first stage may be operated without a conventional second stage attached, providing a dedicated means of relieving excessive intermediate pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement or Spare Component\u003c\/strong\u003e\u003cbr\u003eSupplied individually, making it suitable for regulator configuration, replacement, servicing or carrying as a spare component.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cp\u003eSuitable for applications including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStage and decompression cylinder regulator setups\u003c\/li\u003e\n\u003cli\u003eDry suit inflation cylinder regulator configurations\u003c\/li\u003e\n\u003cli\u003eFirst stages without a downstream second stage\u003c\/li\u003e\n\u003cli\u003eCustom low-pressure scuba regulator systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Simple Dive ","offers":[{"title":"Default Title","offer_id":47341867794588,"sku":null,"price":23.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/3158\/9020\/files\/ChatGPTImageAug8_2026_02_12_56AM.png?v=1786119186","url":"https:\/\/www.simpledive.com.au\/products\/scuba-regulator-over-pressure-valve-opv","provider":"Simple Dive ","version":"1.0","type":"link"}