{"title":"Foster SV Series Couplers","description":"\u003cp\u003eFoster SV Series Safety Vent pneumatic couplers with Industrial Interchange and a zero-pressure connect\/disconnect design that vents trapped air before the plug releases — preventing dangerous hose whip. Rated 300 PSI, one-way shut-off, and silicone-free for paint and powder-coat shops. Bodies from 1\/4\" to 3\/4\", including SVPC protective-cover versions. Steel construction; mates with standard Foster Industrial plugs.\u003c\/p\u003e","products":[{"product_id":"foster-sv1815-sv-series","title":"Foster SV1815, 1\/2\" Industrial Coupler x 1\/2\" Push-On Hose Stem, SV Series, Safety Vent, Steel","description":"\u003cp\u003eSafer air disconnects for shop air and pneumatic tools. The Foster \u003cstrong\u003eSV1815\u003c\/strong\u003e is a steel 1\/2\" Safety Vent coupler from the SV Series, interchangeable with industry-standard Industrial Interchange plugs and rated to 300 PSI. Its zero-pressure design vents trapped downstream air before the plug releases, eliminating dangerous hose whip.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e SV Series (Safety Vent, Industrial Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e SV1815\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 1\/2\" Industrial Interchange\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 1\/2\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 1\/2\" Push-On Hose Stem\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off, Safety Vent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Feature:\u003c\/strong\u003e Zero-Pressure Connect and Disconnect (vents downstream air before release)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel (silicone-free assembly)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero-pressure connect and disconnect\u003c\/strong\u003e — which means trapped air vents safely before the plug releases, preventing hose whip and reducing injury risk.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Interchange\u003c\/strong\u003e — which means it mates with the most common industrial-style air plugs (same as Series 3\/4\/5\/6 plugs).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilicone-free assembly\u003c\/strong\u003e — which means it is safe for paint and powder-coat environments where silicone causes defects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteel construction\u003c\/strong\u003e — which means durable service under repeated high-pressure cycling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Industrial Interchange (Foster 3\/4\/5\/6 style) air plugs.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat makes it a safety coupler?\u003c\/strong\u003e\u003cbr\u003eThe zero-pressure (safety vent) design releases trapped downstream air before the plug disconnects, preventing dangerous hose whip.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003eIdeal for shop air systems, pneumatic tools, and any application where safe disconnects matter. Pair this coupler with a standard 1\/2\" Industrial Interchange plug.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45530312802351,"sku":"FOST SV1815 (1)","price":49.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-sv3003-sv-series","title":"Foster SV3003, 1\/4\" Industrial Coupler x 1\/4\" Female NPT, SV Series, Safety Vent, Steel","description":"\u003cp\u003eSafer air disconnects for shop air and pneumatic tools. The Foster \u003cstrong\u003eSV3003\u003c\/strong\u003e is a steel 1\/4\" Safety Vent coupler from the SV Series, interchangeable with industry-standard Industrial Interchange plugs and rated to 300 PSI. 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Pair this coupler with a standard 1\/4\" Industrial Interchange plug.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45530312835119,"sku":"FOST SV3003 (1)","price":29.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-sv3103-sv-series","title":"Foster SV3103, 1\/4\" Industrial Coupler x 1\/4\" Male NPT, SV Series, Safety Vent, Steel","description":"\u003cp\u003eSafer air disconnects for shop air and pneumatic tools. The Foster \u003cstrong\u003eSV3103\u003c\/strong\u003e is a steel 1\/4\" Safety Vent coupler from the SV Series, interchangeable with industry-standard Industrial Interchange plugs and rated to 300 PSI. 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Its zero-pressure design vents trapped downstream air before the plug releases, eliminating dangerous hose whip.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e SV Series (Safety Vent, Industrial Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e SVPC5405\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 1\/2\" Industrial Interchange\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 1\/2\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 3\/4\" Female NPT, FPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off, Safety Vent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Feature:\u003c\/strong\u003e Zero-Pressure Connect and Disconnect (vents downstream air before release)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Cover:\u003c\/strong\u003e Protective covered body (SVPC) for impact and abrasion protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel (silicone-free assembly)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero-pressure connect and disconnect\u003c\/strong\u003e — which means trapped air vents safely before the plug releases, preventing hose whip and reducing injury risk.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Interchange\u003c\/strong\u003e — which means it mates with the most common industrial-style air plugs (same as Series 3\/4\/5\/6 plugs).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilicone-free assembly\u003c\/strong\u003e — which means it is safe for paint and powder-coat environments where silicone causes defects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtective covered body\u003c\/strong\u003e — which means added impact and abrasion resistance for tough shop environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteel construction\u003c\/strong\u003e — which means durable service under repeated high-pressure cycling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Industrial Interchange (Foster 3\/4\/5\/6 style) air plugs.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat makes it a safety coupler?\u003c\/strong\u003e\u003cbr\u003eThe zero-pressure (safety vent) design releases trapped downstream air before the plug disconnects, preventing dangerous hose whip.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003eIdeal for shop air systems, pneumatic tools, and any application where safe disconnects matter. Pair this coupler with a standard 1\/2\" Industrial Interchange plug.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45530314506287,"sku":"FOST SVPC5405 (1)","price":72.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-svpc5505-sv-series","title":"Foster SVPC5505, 1\/2\" Industrial Coupler x 3\/4\" Male NPT, SV Series, Safety Vent, Protective Cover, Steel","description":"\u003cp\u003eSafer air disconnects for shop air and pneumatic tools. The Foster \u003cstrong\u003eSVPC5505\u003c\/strong\u003e is a steel 1\/2\" Safety Vent coupler from the SV Series, interchangeable with industry-standard Industrial Interchange plugs and rated to 300 PSI. Its zero-pressure design vents trapped downstream air before the plug releases, eliminating dangerous hose whip.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e SV Series (Safety Vent, Industrial Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e SVPC5505\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 1\/2\" Industrial Interchange\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 1\/2\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 3\/4\" Male NPT, MPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off, Safety Vent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Feature:\u003c\/strong\u003e Zero-Pressure Connect and Disconnect (vents downstream air before release)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Cover:\u003c\/strong\u003e Protective covered body (SVPC) for impact and abrasion protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel (silicone-free assembly)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero-pressure connect and disconnect\u003c\/strong\u003e — which means trapped air vents safely before the plug releases, preventing hose whip and reducing injury risk.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Interchange\u003c\/strong\u003e — which means it mates with the most common industrial-style air plugs (same as Series 3\/4\/5\/6 plugs).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilicone-free assembly\u003c\/strong\u003e — which means it is safe for paint and powder-coat environments where silicone causes defects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtective covered body\u003c\/strong\u003e — which means added impact and abrasion resistance for tough shop environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteel construction\u003c\/strong\u003e — which means durable service under repeated high-pressure cycling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Industrial Interchange (Foster 3\/4\/5\/6 style) air plugs.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat makes it a safety coupler?\u003c\/strong\u003e\u003cbr\u003eThe zero-pressure (safety vent) design releases trapped downstream air before the plug disconnects, preventing dangerous hose whip.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003eIdeal for shop air systems, pneumatic tools, and any application where safe disconnects matter. 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