{"product_id":"yuhsin-system-a20-regulator-2st-stage-only","title":"Yuhsin A20 – Traditional Downstream 2nd Stage Regulator","description":"\u003ch2 data-section-id=\"18un6i5\" data-start=\"133\" data-end=\"195\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"136\" data-end=\"195\"\u003eYuhsin A20 – Traditional Downstream 2nd Stage Regulator\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-section-id=\"lnrvdo\" data-start=\"197\" data-end=\"252\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"201\" data-end=\"252\"\u003eReliable, Simple, and Built for Everyday Diving\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"254\" data-end=\"554\"\u003eThe \u003cstrong data-start=\"258\" data-end=\"272\"\u003eYuhsin A20\u003c\/strong\u003e is a dependable, no-nonsense second stage regulator designed for divers who want solid performance without unnecessary complexity. Whether used as an octopus, backup, or part of a basic rental setup, the A20 delivers consistent airflow and ease of use at an accessible price point.\u003c\/p\u003e\n\u003chr data-start=\"556\" data-end=\"559\"\u003e\n\u003ch3 data-section-id=\"pm8yra\" data-start=\"561\" data-end=\"581\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"565\" data-end=\"581\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"583\" data-end=\"1113\"\u003e\n\u003cli data-section-id=\"nntpvd\" data-start=\"583\" data-end=\"700\"\u003e\n\u003cstrong data-start=\"585\" data-end=\"618\"\u003eTraditional Downstream Design\u003c\/strong\u003e\u003cbr data-start=\"618\" data-end=\"621\"\u003eProven, reliable regulator configuration known for simplicity and durability.\u003c\/li\u003e\n\u003cli data-section-id=\"1fid6o3\" data-start=\"702\" data-end=\"822\"\u003e\n\u003cstrong data-start=\"704\" data-end=\"737\"\u003eDive \/ Pre-Dive Venturi Lever\u003c\/strong\u003e\u003cbr data-start=\"737\" data-end=\"740\"\u003eHelps prevent free-flow on the surface while optimizing airflow during the dive.\u003c\/li\u003e\n\u003cli data-section-id=\"5ih7z1\" data-start=\"824\" data-end=\"925\"\u003e\n\u003cstrong data-start=\"826\" data-end=\"847\"\u003eNitrox Compatible\u003c\/strong\u003e\u003cbr data-start=\"847\" data-end=\"850\"\u003eSuitable for use with enriched air (within standard recreational limits).\u003c\/li\u003e\n\u003cli data-section-id=\"1ludvgy\" data-start=\"927\" data-end=\"1113\"\u003e\n\u003cp data-start=\"929\" data-end=\"963\"\u003e\u003cstrong data-start=\"929\" data-end=\"961\"\u003eStable Breathing Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"966\" data-end=\"1033\"\u003e\n\u003cli data-section-id=\"3d9xmd\" data-start=\"966\" data-end=\"994\"\u003eCracking Effort: 1.1 CIW\u003c\/li\u003e\n\u003cli data-section-id=\"1k5v97u\" data-start=\"997\" data-end=\"1033\"\u003eWork of Breathing (WOB): 1.5 J\/L\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1037\" data-end=\"1113\"\u003eBalanced for dependable, predictable breathing across a range of conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1115\" data-end=\"1118\"\u003e\n\u003ch3 data-section-id=\"u3utai\" data-start=\"1120\" data-end=\"1162\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1124\" data-end=\"1162\"\u003eLightweight \u0026amp; Durable Construction\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1164\" data-end=\"1350\"\u003e\n\u003cli data-section-id=\"16xq6g3\" data-start=\"1164\" data-end=\"1284\"\u003e\n\u003cstrong data-start=\"1166\" data-end=\"1212\"\u003eAdvanced Composite Materials (ACM) Chamber\u003c\/strong\u003e\u003cbr data-start=\"1212\" data-end=\"1215\"\u003eReduces weight while maintaining strength and corrosion resistance.\u003c\/li\u003e\n\u003cli data-section-id=\"1mwi32u\" data-start=\"1286\" data-end=\"1350\"\u003e\n\u003cstrong data-start=\"1288\" data-end=\"1304\"\u003eCompact Size\u003c\/strong\u003e\n\u003cul data-start=\"1309\" data-end=\"1350\"\u003e\n\u003cli data-section-id=\"3hbnkt\" data-start=\"1309\" data-end=\"1331\"\u003eDiameter: 2 inches\u003c\/li\u003e\n\u003cli data-section-id=\"tffoip\" data-start=\"1334\" data-end=\"1350\"\u003eWeight: 150g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1352\" data-end=\"1401\"\u003eIdeal for streamlined setups and minimizing bulk.\u003c\/p\u003e\n\u003chr data-start=\"1403\" data-end=\"1406\"\u003e\n\u003ch3 data-section-id=\"faudjc\" data-start=\"1408\" data-end=\"1440\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1412\" data-end=\"1440\"\u003eDesigned for Versatility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1442\" data-end=\"1543\"\u003eThe A20 is purpose-built as a \u003cstrong data-start=\"1472\" data-end=\"1512\"\u003ecost-effective, multi-role regulator\u003c\/strong\u003e, making it a smart choice for:\u003c\/p\u003e\n\u003cul data-start=\"1545\" data-end=\"1665\"\u003e\n\u003cli data-section-id=\"ziqe5t\" data-start=\"1545\" data-end=\"1583\"\u003e\u003cstrong data-start=\"1547\" data-end=\"1581\"\u003eOctopus \/ Alternate Air Source\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1yb8gjw\" data-start=\"1584\" data-end=\"1615\"\u003e\u003cstrong data-start=\"1586\" data-end=\"1613\"\u003eDive Centre Rental Gear\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"duivab\" data-start=\"1616\" data-end=\"1641\"\u003e\u003cstrong data-start=\"1618\" data-end=\"1639\"\u003ePony Bottle Setup\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"p4ugox\" data-start=\"1642\" data-end=\"1665\"\u003e\u003cstrong data-start=\"1644\" data-end=\"1665\"\u003eBailout Regulator\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1667\" data-end=\"1805\"\u003eIts straightforward design ensures easy maintenance and dependable operation—perfect for both individual divers and high-use environments.\u003c\/p\u003e\n\u003chr data-start=\"1807\" data-end=\"1810\"\u003e\n\u003ch3 data-section-id=\"1r39qfs\" data-start=\"1812\" data-end=\"1839\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1816\" data-end=\"1839\"\u003eWhy Choose the A20?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1841\" data-end=\"2043\"\u003eIf you need a regulator that simply works—reliably, consistently, and without fuss—the A20 is exactly that. It’s not about premium extras; it’s about practical performance you can trust when it matters.\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\u003eun-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\u003eno\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\u003eno\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\n\u003cp\u003e \u003c\/p\u003e","brand":"Yuhsin","offers":[{"title":"Black","offer_id":50622313038071,"sku":"C11.0095.11.04","price":134.0,"currency_code":"GBP","in_stock":true},{"title":"Yellow","offer_id":50622313103607,"sku":"C11.0095.11.05","price":134.0,"currency_code":"GBP","in_stock":true},{"title":"White","offer_id":50622353735927,"sku":"C11.0095.11.06","price":134.0,"currency_code":"GBP","in_stock":true},{"title":"Pink","offer_id":50622353768695,"sku":"C11.0095.11.08","price":134.0,"currency_code":"GBP","in_stock":true},{"title":"Red","offer_id":50622353801463,"sku":"C11.0095.11.09","price":134.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/2460\/5943\/files\/a200.png?v=1772044313","url":"https:\/\/www.dcmarine.shop\/products\/yuhsin-system-a20-regulator-2st-stage-only","provider":"DC Marine","version":"1.0","type":"link"}