{"product_id":"yuhsin-system-project-250-regulator-2st-stage-only","title":"Yuhsin Project-37 (A22 Metal) – 2nd Stage Regulator","description":"\u003ch2 data-section-id=\"1wg4tli\" data-start=\"202\" data-end=\"260\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"205\" data-end=\"260\"\u003eYuhsin Project-37 (A22 Metal) – 2nd Stage Regulator\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-section-id=\"1ldc5tg\" data-start=\"262\" data-end=\"312\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"266\" data-end=\"312\"\u003ePrecision Breathing. Built for Cold Water.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"314\" data-end=\"629\"\u003eThe \u003cstrong data-start=\"318\" data-end=\"351\"\u003eYuhsin Project-37 (A22 Metal)\u003c\/strong\u003e second stage regulator is engineered for divers who demand consistent performance in challenging conditions. With a fully metal construction and advanced pneumatic balancing, it delivers smooth, controlled airflow and enhanced reliability—especially in cold water environments.\u003c\/p\u003e\n\u003chr data-start=\"631\" data-end=\"634\"\u003e\n\u003ch3 data-section-id=\"pm8yra\" data-start=\"636\" data-end=\"656\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"640\" data-end=\"656\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"658\" data-end=\"1631\"\u003e\n\u003cli data-section-id=\"15v9sxu\" data-start=\"658\" data-end=\"780\"\u003e\n\u003cstrong data-start=\"660\" data-end=\"693\"\u003ePneumatically Balanced Design\u003c\/strong\u003e\u003cbr data-start=\"693\" data-end=\"696\"\u003eEnsures stable, effortless breathing performance at all depths and tank pressures.\u003c\/li\u003e\n\u003cli data-section-id=\"t0jwv2\" data-start=\"782\" data-end=\"900\"\u003e\n\u003cstrong data-start=\"784\" data-end=\"819\"\u003eFull Metal Chamber Construction\u003c\/strong\u003e\u003cbr data-start=\"819\" data-end=\"822\"\u003eImproves durability and enhances thermal conductivity for cold water diving.\u003c\/li\u003e\n\u003cli data-section-id=\"1wofnhh\" data-start=\"902\" data-end=\"1032\"\u003e\n\u003cstrong data-start=\"904\" data-end=\"936\"\u003eCold Water Optimized (2–4°C)\u003c\/strong\u003e\u003cbr data-start=\"936\" data-end=\"939\"\u003eIntegrated \u003cstrong data-start=\"952\" data-end=\"982\"\u003emetal heat exchange system\u003c\/strong\u003e reduces the risk of freezing in low temperatures.\u003c\/li\u003e\n\u003cli data-section-id=\"1dexnjr\" data-start=\"1034\" data-end=\"1186\"\u003e\n\u003cstrong data-start=\"1036\" data-end=\"1073\"\u003eVenturi Control (Dive \/ Pre-Dive)\u003c\/strong\u003e\u003cbr data-start=\"1073\" data-end=\"1076\"\u003eEasily switch airflow characteristics to prevent free-flow at the surface and optimize breathing underwater.\u003c\/li\u003e\n\u003cli data-section-id=\"1fb0xmu\" data-start=\"1188\" data-end=\"1307\"\u003e\n\u003cstrong data-start=\"1190\" data-end=\"1236\"\u003eAdjustable Cracking Pressure (0.8–2.0 CIW)\u003c\/strong\u003e\u003cbr data-start=\"1236\" data-end=\"1239\"\u003eFine-tune inhalation resistance to match your personal preference.\u003c\/li\u003e\n\u003cli data-section-id=\"rj8lnt\" data-start=\"1309\" data-end=\"1419\"\u003e\n\u003cstrong data-start=\"1311\" data-end=\"1348\"\u003eLow Work of Breathing (WOB: 0.8J)\u003c\/strong\u003e\u003cbr data-start=\"1348\" data-end=\"1351\"\u003eDesigned for efficient, comfortable breathing with minimal effort.\u003c\/li\u003e\n\u003cli data-section-id=\"2j3d9l\" data-start=\"1421\" data-end=\"1524\"\u003e\n\u003cstrong data-start=\"1423\" data-end=\"1448\"\u003eRecessed Purge Button\u003c\/strong\u003e\u003cbr data-start=\"1448\" data-end=\"1451\"\u003eMinimizes accidental purging while maintaining easy access when needed.\u003c\/li\u003e\n\u003cli data-section-id=\"4vr9cs\" data-start=\"1526\" data-end=\"1631\"\u003e\n\u003cstrong data-start=\"1528\" data-end=\"1556\"\u003eErgonomic Exhaust Design\u003c\/strong\u003e\u003cbr data-start=\"1556\" data-end=\"1559\"\u003eReduces exhalation resistance for a more natural breathing experience.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1633\" data-end=\"1636\"\u003e\n\u003ch3 data-section-id=\"7dg832\" data-start=\"1638\" data-end=\"1663\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1642\" data-end=\"1663\"\u003eBuild \u0026amp; Materials\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1665\" data-end=\"1867\"\u003e\n\u003cli data-section-id=\"11rimca\" data-start=\"1665\" data-end=\"1788\"\u003e\n\u003cstrong data-start=\"1667\" data-end=\"1711\"\u003eZirconia PVD Coating over Chrome Plating\u003c\/strong\u003e\u003cbr data-start=\"1711\" data-end=\"1714\"\u003eEnhances corrosion resistance, durability, and long-term finish quality.\u003c\/li\u003e\n\u003cli data-section-id=\"xs2mof\" data-start=\"1790\" data-end=\"1867\"\u003e\n\u003cstrong data-start=\"1792\" data-end=\"1819\"\u003eCompact, Robust Housing\u003c\/strong\u003e\n\u003cul data-start=\"1824\" data-end=\"1867\"\u003e\n\u003cli data-section-id=\"18omhra\" data-start=\"1824\" data-end=\"1848\"\u003eDiameter: 2.5 inches\u003c\/li\u003e\n\u003cli data-section-id=\"q86ow6\" data-start=\"1851\" data-end=\"1867\"\u003eWeight: 232g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1869\" data-end=\"1872\"\u003e\n\u003ch3 data-section-id=\"1xl3ki5\" data-start=\"1874\" data-end=\"1896\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1878\" data-end=\"1896\"\u003eCertifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1898\" data-end=\"1951\"\u003e\n\u003cli data-section-id=\"fkv39u\" data-start=\"1898\" data-end=\"1922\"\u003e\u003cstrong data-start=\"1900\" data-end=\"1920\"\u003eEN250A Certified\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1fm0fwk\" data-start=\"1923\" data-end=\"1951\"\u003e\u003cstrong data-start=\"1925\" data-end=\"1949\"\u003eCE Certified (#0078)\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1953\" data-end=\"2046\"\u003eMeets stringent European standards for safety and performance in demanding diving conditions.\u003c\/p\u003e\n\u003chr data-start=\"2048\" data-end=\"2051\"\u003e\n\u003ch3 data-section-id=\"1c0uh5d\" data-start=\"2053\" data-end=\"2077\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2057\" data-end=\"2077\"\u003eAvailable Colors\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2079\" data-end=\"2202\"\u003e\n\u003cli data-section-id=\"1yms0hp\" data-start=\"2079\" data-end=\"2100\"\u003eBlack with Orange\u003c\/li\u003e\n\u003cli data-section-id=\"tev96b\" data-start=\"2101\" data-end=\"2120\"\u003eBlack with Blue\u003c\/li\u003e\n\u003cli data-section-id=\"s07lds\" data-start=\"2121\" data-end=\"2140\"\u003eBlack with Gray\u003c\/li\u003e\n\u003cli data-section-id=\"1641c2l\" data-start=\"2141\" data-end=\"2162\"\u003eWhite with Orange\u003c\/li\u003e\n\u003cli data-section-id=\"1omgheb\" data-start=\"2163\" data-end=\"2182\"\u003eWhite with Blue\u003c\/li\u003e\n\u003cli data-section-id=\"1i77otc\" data-start=\"2183\" data-end=\"2202\"\u003eWhite with Gray\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2204\" data-end=\"2207\"\u003e\n\u003ch3 data-section-id=\"5nssrr\" data-start=\"2209\" data-end=\"2243\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2213\" data-end=\"2243\"\u003eWhy Choose the Project-37?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2245\" data-end=\"2532\"\u003eIf you regularly dive in colder waters or want a regulator that balances durability with refined breathing performance, the Project-37 stands out. The all-metal construction isn’t just about strength—it actively improves thermal performance and breathing stability where it matters most.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnections\u003c\/td\u003e\n\u003ctd\u003e9\/16\"\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType of first stage\u003c\/td\u003e\n\u003ctd\u003en\/a\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Type\u003c\/td\u003e\n\u003ctd\u003eComposite\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of HP ports\u003c\/td\u003e\n\u003ctd\u003en\/a\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of MP ports\u003c\/td\u003e\n\u003ctd\u003e1\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Dry Kit\u003c\/td\u003e\n\u003ctd\u003en\/a\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFirst stage exterior\u003c\/td\u003e\n\u003ctd\u003en\/a\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrientation\u003c\/td\u003e\n\u003ctd\u003eright-handed\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColdwater Use\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType of second stage\u003c\/td\u003e\n\u003ctd\u003ePneumatically balanced\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOpening Effort Control Knob\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eyes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrated Venturi Lever\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMouthpiece\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eyes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExhaust tee\u003c\/td\u003e\n\u003ctd\u003estandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Exchanger for freezing resistance\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eyes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHose type\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e9\/16 LP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNitrox compatible\u003c\/td\u003e\n\u003ctd\u003eYes to 40% O2 when new, out of the box \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Yuhsin","offers":[{"title":"Black\/Gray","offer_id":49645762019575,"sku":"C11.0095.37.04","price":295.0,"currency_code":"GBP","in_stock":true},{"title":"Black\/Orange","offer_id":49645762052343,"sku":"C11.0095.37.05","price":295.0,"currency_code":"GBP","in_stock":true},{"title":"Black\/Blue","offer_id":49645762085111,"sku":"C11.0095.37.06","price":295.0,"currency_code":"GBP","in_stock":true},{"title":"White\/Gray","offer_id":49645762117879,"sku":"C11.0095.37.24","price":295.0,"currency_code":"GBP","in_stock":true},{"title":"White\/Orange","offer_id":49645762150647,"sku":"C11.0095.37.25","price":295.0,"currency_code":"GBP","in_stock":true},{"title":"White\/Blue","offer_id":49645762183415,"sku":"C11.0095.37.28","price":295.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/2460\/5943\/files\/yuhsin-regulator-yuhsin-system-project-250-regulator-2st-stage-only-divelife-41996439716144.jpg?v=1746280589","url":"https:\/\/www.dcmarine.shop\/products\/yuhsin-system-project-250-regulator-2st-stage-only","provider":"DC Marine","version":"1.0","type":"link"}