{"product_id":"welch-btpro-2163b-01-diaphragm-vacuum-pump","title":"Welch BTpro 2163B-01 Diaphragm Vacuum Pump","description":"\u003cp\u003e\u003cstrong\u003eCondition: Used \/ Good — All components verified in working order.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eWelch BTpro 2163B-01\u003c\/strong\u003e is a high-capacity, oil-free, chemical-resistant 8-head diaphragm vacuum pump engineered for demanding laboratory and industrial extraction environments. If your operation requires a reliable, maintenance-light vacuum source that can handle aggressive solvents and heavy continuous use, this unit delivers.\u003c\/p\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Air Displacement:\u003c\/strong\u003e 7.8 CFM (174 L\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltimate Vacuum:\u003c\/strong\u003e 6 torr (8 mbar)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Requirements:\u003c\/strong\u003e 115V, 60Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWetted Parts:\u003c\/strong\u003e Fluoroplastic (PTFE) contact surfaces — full chemical resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump Heads:\u003c\/strong\u003e 8-head configuration for maximum throughput\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFeatures \u0026amp; Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil-Free Operation:\u003c\/strong\u003e Near-zero maintenance — no oil changes, no contamination risk, no downtime\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Throughput:\u003c\/strong\u003e Capable of powering up to 15 simultaneous filtration stations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Use:\u003c\/strong\u003e Ideal for vacuum oven evaporation of volatile solvents or rotary evaporation of up to 50L\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Resistance:\u003c\/strong\u003e PTFE-wetted parts handle harsh solvents without degradation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePayment \u0026amp; Pickup\u003c\/h3\u003e\u003cp\u003eFull payment required at time of purchase. Payment can be made online or in person at our Eureka, MT facility. Items can be picked up on-site or shipped by freight — buyer is responsible for shipping costs. A brief call or video conference may be requested prior to finalizing the transaction.\u003c\/p\u003e","brand":"Welch","offers":[{"title":"Default Title","offer_id":51691382407474,"sku":null,"price":2000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0752\/2998\/7122\/files\/Welch_16_PXL_20260901_165846466_2_8d7969e5-24a2-444a-a4c7-239bea912f41.jpg?v=1788284168","url":"https:\/\/alchemyextraction.solutions\/products\/welch-btpro-2163b-01-diaphragm-vacuum-pump","provider":"Alchemy Academy ","version":"1.0","type":"link"}