Tough Equipment & Tools, Pay Less VEVOR is a leading brand that specializes in equipment and tools. Along with thousands of motivated employees, VEVOR is dedicated to providing our customers with tough equipment & tools at incredibly low prices. Today, VEVOR's products are sold in more than 200 countries and regions with 10 million plus members worldwide. Why Choose VEVOR? Premium Tough Quality Incredibly Low Prices Fast & Secure Delivery 30-Day Free Returns 24/7 Attentive Service Air-Operated Double Diaphragm Pump Polypropylene Construction & PTFE Diaphragm & 8.8 GPM Flow Rate Our self-priming diaphragm pump features an all-bolted polypropylene body and double PTFE diaphragms, sturdy and corrosion-proof, without leakage. Sealed ball valves and non-stall operation provides outstanding performance. It is perfect for transferring viscous and flammable fluids. Our top of the line self-priming diaphragm pump will ensure your operations are flowing smoothly. Premium Double PTFE Diaphragms Sturdy & Leak-proof Construction Excellent Air-operated Performance Unique & Professional Designs Key Features Sturdy Polypropylene Body The shell of the air-operated diaphragm pump adopts polypropylene construction, all bolted, solid, and corrosion-proof. Max. Temperature: 150 ℉/66 ℃; Max. Pressure: 100 psi. PTFE Double Diaphragm The self-priming pump features double PTFE diaphragms, which have high resistance to corrosion and aging. Max. Flow Rate：8.8 GPM; Max Head Lift：226.4 ft/69 m. Professional Air-Operated Designs Our diaphragm pump is built to meet the international standard for reliable performance. Inlet/Outlet Port Size: 1/2 inch; Air Inlet Size: FNPT 1/4 inch. Sealed Ball Valve It is easily accessible to ball checks and fluid caps for maintenance and repairs. In addition, the motor design delivers optimum air efficiency. An “Unbalanced" air valve ensures no-stalling during operation. Handle Various Material This air-operated diaphragm pump can transfer many viscous and flammable fluids, including waste oil, alcohol, hydraulic fluid, gasoline, diesel, detergent, drinking water, and so on. Versatile Uses The double diaphragm pump has applications in various industries like petroleum, metallurgy, mining, coating. printing, water treatment, automobile, etc. Package & Content 1 x Air-Operated Double Diaphragm Pump QBY4-15 1 x Product Manual Specification Model: QBY4-15Body Material: PolypropyleneDiaphragm Material: PTFEInlet Port: 1/2 inch (12.7 mm)Outlet Port: 1/2 inch (12.7 mm)Air Inlet Size: 1/4 inch (6.35 mm)Gas Nozzle: 0.32 inch (8 mm)Max Flow Rate: 8.8 GPMSuction: 0-5 m (0-16.4 ft)Max Suspended Solids: 2.38 mm (3/32 inch) Happybuy Double Diaphragm Pump 40GPM Nitrile Rubber Diaphragm Happybuy Double Diaphragm Pump 159GPM Three Rubber Diaphragm Happybuy Double Diaphragm Pump 40GPM F46 Diaphragm Happybuy Double Diaphragm Pump 9GPM F46 Diaphragm Happybuy Double Diaphragm Pump 9GPM F46 Diaphragm Happybuy Double Diaphragm Pump 9GPM Nitrile Rubber Diaphragm Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 3.8 out of 5 stars 323 3.8 out of 5 stars 323 3.8 out of 5 stars 323 3.8 out of 5 stars 323 3.8 out of 5 stars 323 3.8 out of 5 stars 323 Price $187.72$187.72 $681.42$681.42 $256.04$256.04 $182.43$182.43 $172.99$172.99 $136.61$136.61 Max flow 40GPM 159GPM 40GPM 9GPM 9GPM 9GPM Max head 275.52ft(84m) 275.52ft(84m) 275.52ft(84m) 226.32ft(69m) 226.32ft(69m) 226.32ft(69m) Suction 16.4ft(5m) 32.8ft(10m) 16.4ft(5m) 16.4ft(5m) 16.4ft(5m) 16.4ft(5m) Inlet / Outlet Port Size 1inch(DN25) 2inch(DN50) 1inch(DN25) 1/2inch(DN15) 1/2inch(DN15) 1/2inch(DN15) Air Inlet Size 10mm 12mm 10mm 8mm 8mm 8mm Body Material Aluminum alloy Aluminum alloy Aluminum alloy Engineering plastic 304 stainless Cast iron Diaphragm material Nitrile rubber diaphragm Three rubber diaphragm F46 diaphragm F46 diaphragm F46 diaphragm Nitrile rubber diaphragm Color Black Black Black White Silver Blue With external air valve for easy maintenance No No No √ No No
