{"product_id":"knf-mini-diaphragm-vacuum-pump-13-l-min-flow-rate","title":"KNF Mini Diaphragm Vacuum Pump 13 l\/min Flow Rate","description":"\u003ch3\u003eKNF LABOPORT UN811KVP Mini Diaphragm Vacuum Pump – 13 L\/min Flow Rate\u003c\/h3\u003e\n\u003cp\u003eThe KNF LABOPORT UN811KVP is a chemically resistant, oil-free mini diaphragm vacuum pump engineered for premium performance across a broad spectrum of everyday laboratory applications. Generating a maximum flow rate of 13 L\/min and an ultimate vacuum depth of 100 mbar (abs.), this dry-running system provides a clean, contamination-free vacuum environment without the maintenance overhead of oil-lubricated configurations. Its corrosion-resistant fluid path components are purpose-built to safely handle aggressive solvent vapors and wet condensates without sacrificing service life.\u003c\/p\u003e\n\u003ch3\u003eTechnical Performance \u0026amp; Design\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChemically Inert Fluid Path: Fabricated with a premium Polyphenylene Sulfide (PPS) pump head, a structured PTFE-coated diaphragm, and FPM (Viton™) valves, offering excellent resistance against corrosive laboratory gases and vapor streams.\u003c\/li\u003e\n\u003cli\u003ePatented Structured Diaphragm: The core diaphragm geometry was stress-optimized using finite element methods, maximizing air-displacement efficiency while substantially prolonging operational runtime before replacement intervals.\u003c\/li\u003e\n\u003cli\u003eWet Vapor Tolerance: Multiport valve dynamics tolerate occasional liquid condensate pooling inside the head assembly, allowing the unit to pull vacuum on damp media without risking internal liquid lock or mechanical degradation.\u003c\/li\u003e\n\u003cli\u003eMaintenance-Free Compact Footprint: Weighing just 2.5 kg with an incredibly small physical envelope, this 100% dry-running pump requires no fluid top-offs, oil filter monitoring, or ballast adjustments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModel Series \/ SKU: LABOPORT® UN811KVP \/ UN 811 KVP\u003c\/li\u003e\n\u003cli\u003eMaximum Flow Rate (Free Air Displacement): 13 L\/min (approx. 0.46 CFM)\u003c\/li\u003e\n\u003cli\u003eUltimate Vacuum (Max Depth): 100 mbar (abs.) \/ 75 torr\u003c\/li\u003e\n\u003cli\u003eMaximum Operating Pressure: 0.5 bar (rel.) \/ 15 psig\u003c\/li\u003e\n\u003cli\u003ePump Head \/ Valve Metallurgy: PPS (Ryton™) Head \/ FPM (Viton™) Valves\u003c\/li\u003e\n\u003cli\u003eDiaphragm Composition: PTFE-Coated Elastomer\u003c\/li\u003e\n\u003cli\u003eTubing Connection: Fits 1\/4-inch (approx. 6 mm) Inside Diameter (ID) flexible vacuum hose\u003c\/li\u003e\n\u003cli\u003eElectrical Architecture: 115V AC, 60Hz, Single Phase (Standard IP20 Enclosure Rating)\u003c\/li\u003e\n\u003cli\u003ePhysical Dimensions (L x W x H): 187 x 90 x 157 mm (approx. 7.4 x 3.5 x 6.2 inches)\u003c\/li\u003e\n\u003cli\u003eTotal Weight: 2.5 kg (5.5 lbs)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Benefits \u0026amp; Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLaboratory Vacuum Filtration: Provides steady, smooth displacement for disposable bottle-top filters, multi-branch manifolds, and Buchner funnel setups up to 1 Liter capacity.\u003c\/li\u003e\n\u003cli\u003eFluid Aspiration \u0026amp; Decanting: Ideal for maintaining continuous, moderate draft arrays inside biological safety cabinets to safely draw waste media from tissue culture wells and plates.\u003c\/li\u003e\n\u003cli\u003eSolid-Phase Extraction (SPE): Delivers the strict, uniform differential pressures needed to draw solvents through extraction cartridges at controlled elution velocities.\u003c\/li\u003e\n\u003cli\u003eAmbient Air Sampling \u0026amp; Degassing: Frequently utilized to evacuate gas bubbles out of analytical solutions, low-viscosity resins, or to feed uniform air streams to continuous processing monitors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUsed, tested to be in great working condition.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003csmall\u003eLABOPORT® is a registered trademark of KNF Neuberger GmbH. For routine maintenance or validation cycles, matching KNF factory spare parts kits (Part No. 074178) containing replacement diaphragms and valves are available independently.\u003c\/small\u003e\u003c\/p\u003e","brand":"KNF","offers":[{"title":"Default Title","offer_id":49141907194108,"sku":"10768","price":285.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/8463\/5132\/files\/IMG_3625_Shopify1024.jpg?v=1779985070","url":"https:\/\/lifesciencestrading.com\/products\/knf-mini-diaphragm-vacuum-pump-13-l-min-flow-rate","provider":"Life Sciences Trading","version":"1.0","type":"link"}