{"product_id":"jsg18-c-reversible-dc-liquid-pump","title":"JSG18-C Reversible DC Liquid Pump | 12V \/ 24V, 400 mL\/min","description":"\u003cp\u003eCompact reversible DC liquid pump for IVD waste drainage, analyzer rinse circuits and OEM air\/liquid transfer systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUSD $85 per pump.\u003c\/strong\u003e Available in 12V (JSG18-C01) and 24V (JSG18-C02) configurations. Confirm the required voltage when requesting a quote.\u003c\/p\u003e\n\u003cdiv class=\"jsg-inquiry-offer\" style=\"margin: 16px 0; padding: 16px; border: 1px solid #d8d8d8; border-radius: 8px;\"\u003e\n\u003ch2\u003eGet More from Your Pump Inquiry\u003c\/h2\u003e\n\u003cp\u003ePlanning a batch order or OEM project? Request volume pricing and pump selection advice.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFree pump selection guidance\u003c\/li\u003e\n\u003cli\u003eVolume pricing review\u003c\/li\u003e\n\u003cli\u003eOEM customization options\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eOrder by inquiry: request a quote before payment.\u003c\/strong\u003e We will confirm the product configuration, availability, order pricing and freight for your destination.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/pages\/contact?product=JSG18-C%20Reversible%20DC%20Liquid%20Pump#oem-inquiry-form\" style=\"display: inline-block; box-sizing: border-box; max-width: 100%; padding: 12px 18px; background: #123a72; color: #ffffff; border-radius: 6px; font-weight: 700; line-height: 1.5; text-align: center; text-decoration: none;\"\u003eGet My Project Quote\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eStart with your application. Share the flow, working pressure or vacuum, and voltage you know; estimates are welcome. Add your destination country and postcode, plus an estimated quantity if available.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"mailto:emily@dc-pump.com?subject=JSG18-C%20Reversible%20DC%20Liquid%20Pump%20quote%20request\"\u003eEmail emily@dc-pump.com\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e400 mL\/min maximum free liquid flow\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eReversible flow for transfer and reverse flushing\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCompact 12V \/ 24V DC configuration options\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe JSG18-C is a compact DC liquid pump using an elastic compression mechanism with a check-valve-free structure. It can transfer air and compatible liquids, making it a candidate for drainage circuits that encounter alternating air and liquid.\u003c\/p\u003e\n\u003cp\u003eFlow direction can be reversed by changing motor polarity. The 74 × 54 × 41 mm body and 165 g weight support integration into laboratory analyzers and small fluid-handling modules.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eReversible Liquid Transfer\u003c\/strong\u003e\u003cbr\u003eReverse the flow direction for circuit draining and reverse flushing. Confirm polarity and port direction against the supplied pump.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAir and Liquid Handling\u003c\/strong\u003e\u003cbr\u003eSupports intermittent air\/liquid conditions in waste lines. Validate priming, fluid compatibility and the intended operating cycle with a sample.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCheck-Valve-Free Pumping Structure\u003c\/strong\u003e\u003cbr\u003eThe elastic compression mechanism supports bidirectional transfer without conventional inlet and outlet check valves. Hard or sharp particles still require filtration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompact DC Integration\u003c\/strong\u003e\u003cbr\u003eChoose the 12V C01 or 24V C02 configuration to match the equipment power supply.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eJSG18-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12V Model\u003c\/td\u003e\n\u003ctd\u003eJSG18-C01 — 12V DC, 0.4A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24V Model\u003c\/td\u003e\n\u003ctd\u003eJSG18-C02 — 24V DC, 0.2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePumping Principle\u003c\/td\u003e\n\u003ctd\u003eElastic compression; check-valve-free structure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Power\u003c\/td\u003e\n\u003ctd\u003e4.8 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Free Liquid Flow\u003c\/td\u003e\n\u003ctd\u003e400 mL\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Vacuum\u003c\/td\u003e\n\u003ctd\u003e−85 kPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Liquid Head\u003c\/td\u003e\n\u003ctd\u003e20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePort Outside Diameter\u003c\/td\u003e\n\u003ctd\u003e6.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Dimensions\u003c\/td\u003e\n\u003ctd\u003e74 × 54 × 41 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e165 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlow Direction\u003c\/td\u003e\n\u003ctd\u003eReversible by changing motor polarity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMedia\u003c\/td\u003e\n\u003ctd\u003eAir and compatible liquids; confirm wetted-material compatibility\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eDimensions and Installation\u003c\/h2\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0839\/6547\/7121\/files\/jsg18c-liquid-pump-dimensions.webp?v=1793243577\" alt=\"JSG18-C dimensional drawing with 74 by 54 by 41 mm overall dimensions\" width=\"500\" style=\"display:block;max-width:100%;height:auto;margin:16px auto\" loading=\"lazy\"\u003e\u003c\/p\u003e\n\u003cp\u003eAllow clearance around the 6.3 mm OD ports, electrical terminals and tubing bends. The source recommends soft tubing with a 4 or 5 mm inside diameter, secured with suitable clamps. Confirm tubing fit and pressure rating before use.\u003c\/p\u003e\n\u003cp\u003eHorizontal, vertical, inverted or side mounting can be evaluated for integration. Support the tubing independently and check the flow direction mark on the pump cover. Use a 100-mesh or finer inlet filter where hard, sharp or metallic particles may enter the line; this is not a solids-handling pump.\u003c\/p\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIVD Waste Drainage\u003c\/strong\u003e\u003cbr\u003eFor evaluation in analyzer waste-liquid collection circuits, including lines with alternating air and liquid.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRinse and Reverse-Flushing Modules\u003c\/strong\u003e\u003cbr\u003eFor compatible rinse-fluid delivery and reversible flushing in compact laboratory equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAutosampler and Laboratory Waste Lines\u003c\/strong\u003e\u003cbr\u003eFor compact fluid-transfer modules selected against the actual suction, discharge pressure and working flow.\u003c\/p\u003e\n\u003ch2\u003ePerformance Note\u003c\/h2\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0839\/6547\/7121\/files\/jsg18c-liquid-pump-performance-curves.webp?v=1793243584\" alt=\"JSG18-C original liquid flow curves versus pressure and vacuum\" width=\"500\" style=\"display:block;max-width:100%;height:auto;margin:16px auto\" loading=\"lazy\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe 400 mL\/min free-flow rate, −85 kPa maximum vacuum and 20 m maximum head represent \u003cstrong\u003edifferent test conditions\u003c\/strong\u003e. They are not a simultaneous operating point. Select the pump using the required flow at the actual system load.\u003c\/p\u003e\n\u003cp\u003ePublished reference conditions use clean water at 20°C, approximately 65% relative humidity and no external load for free-flow measurement. The source indicates approximately ±10% performance variation. Tubing, filters, fluid viscosity and lift will affect delivered flow.\u003c\/p\u003e\n\u003cp\u003eThe published noise value is ≤38 dB, but measurement distance and setup are not specified. Confirm acoustic performance in the finished assembly.\u003c\/p\u003e\n\u003ch2\u003eFluid Compatibility and Integration\u003c\/h2\u003e\n\u003cp\u003eConfirm all wetted-path materials against the actual liquid composition, concentration, temperature and duty cycle. Do not assume compatibility with disinfectants, alcohol, acids, alkalis or biological waste from the application name alone. Medical-device integration requires evaluation and compliance review of the complete system.\u003c\/p\u003e\n\u003ch2\u003eSupply Scope and OEM Options\u003c\/h2\u003e\n\u003cp\u003eSpecify the 12V or 24V configuration, wiring, mounting requirements and intended fluid in your inquiry. Tubing, connectors, filters and power supplies shown for integration must be specified separately; they are not automatically included.\u003c\/p\u003e\n\u003cp\u003eFor samples, bulk pricing and selection support: \u003ca href=\"mailto:emily@dc-pump.com?subject=JSG18-C%20quote%20request\"\u003e\u003cstrong\u003eemily@dc-pump.com\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"JSG DC PUMP","offers":[{"title":"12V \/ 24V — confirm with quote","offer_id":50988772917505,"sku":"JSG18-C","price":85.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0839\/6547\/7121\/files\/jsg18c-reversible-liquid-pump-main.webp?v=1793243544","url":"https:\/\/jsgdirect.com\/products\/jsg18-c-reversible-dc-liquid-pump","provider":"JSG STORE","version":"1.0","type":"link"}