--- product_id: 542333449 title: "Air Operated Double Diaphragm Pump 1 inch Inlet/Outlet Pneumatic Waste Oil Transfer Pump for Chemical QBY4-25 35 GPM Dual Diaphram Polypropylene Teflon by Stainless Steel Iron 115 PSI" brand: "emagene" price: "2471.19 DT" currency: TND in_stock: true category: "Emagene" url: https://www.desertcart.tn/products/542333449-air-operated-double-diaphragm-pump-1-inch-inlet-outlet-pneumatic store_origin: TN region: Tunisia --- # 115 PSI pneumatic power 35 GPM high flow rate Aluminum + Santoprene durable build Air Operated Double Diaphragm Pump 1 inch Inlet/Outlet Pneumatic Waste Oil Transfer Pump for Chemical QBY4-25 35 GPM Dual Diaphram Polypropylene Teflon by Stainless Steel Iron 115 PSI **Brand:** emagene **Price:** 2471.19 DT **Availability:** ✅ In Stock ## Summary > ⚡ Pump smarter, not harder — power your workflow with precision and durability! ## Quick Answers - **What is this?** Air Operated Double Diaphragm Pump 1 inch Inlet/Outlet Pneumatic Waste Oil Transfer Pump for Chemical QBY4-25 35 GPM Dual Diaphram Polypropylene Teflon by Stainless Steel Iron 115 PSI by emagene - **How much does it cost?** 2471.19 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/542333449-air-operated-double-diaphragm-pump-1-inch-inlet-outlet-pneumatic) ## Best For - emagene enthusiasts ## Why This Product - Trusted emagene brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Adjustable Flow & Suction:** Customizable valve controls let you fine-tune flow and suction to match your exact needs. - • **Low Maintenance, Long Life:** Modular design with no lubrication required means less downtime and more productivity. - • **Pneumatic Power, Zero Sparks:** Air-operated design ensures safe, spark-free operation in hazardous environments. - • **Effortless High-Volume Transfer:** Pumps up to 35 gallons per minute for rapid fluid movement, saving you time on every job. - • **Robust Industrial-Grade Materials:** Crafted with an aluminum body and Santoprene diaphragms for unmatched durability and chemical resistance. ## Overview The Air Operated Double Diaphragm Pump QBY4-25AL delivers a powerful 35 GPM flow rate with a 1-inch inlet/outlet, built from industrial-grade aluminum and Santoprene for chemical resistance and longevity. Operating at up to 115 PSI pneumatic pressure, it offers spark-free, adjustable flow and suction, ideal for waste oil and chemical transfer in demanding industrial settings. ## Description Buy Air Operated Double Diaphragm Pump 1 inch Inlet/Outlet Pneumatic Waste Oil Transfer Pump for Chemical QBY4-25 35 GPM Dual Diaphram Polypropylene Teflon by Stainless Steel Iron 115 PSI: Diaphragm Pumps - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - Aluminum+Santoprene Diaphragm - [ INDUSTRY QBY4-25AL] material: aluminum body; santoprenediaphragm comes with an Extra Set of Diaphragms material: rubber, type: double diaphragm; operation type: pneumatic; inlet/outlet port size: 1 inch (25 mm) ; inlet port SINPT (8 mm) ; flow rate: 35 gpm; Maximum lift: 275 feet (84 m) ; suction: 23 feet (7 m) . Do not use in corrosive liquids. - 【MAXIMUM HEAD】Air-Operated Double Diaphragm Pump have top quality, a double-acting seal that delivers better performance. 1/2 inch air inlet with NPT fitting uses standard shop air for easy operation.275.59FT/84M, Max Temp : 150 ℉, Max Pressure: 120 PSI. - 【MAIN FEATURES】: no lubrication, medium and pump moving parts completely separated, conveying chemical waste oil liquid will not leak, low energy consumption, low air consumption, Modular design, low maintenance costs, long service life, good heat resistance. - 【ADVANTAGES】: no spark, no liquid suction will not damage the pump, flow and head can be adjusted by valve switch size, suction can be adjusted by pressure, can be immersed in the medium work, high viscosity and low viscosity liquids can be extracted. - 【WIDELY USE】The diaphragm pump with convenient operating are widely used in various industries, such as petroleum, metallurgy, mining, coating material, paint, printing, paper making, water treatment, automotive etc. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C5QY1J4V | | Best Sellers Rank | #202,573 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #82 in Diaphragm Pumps | | Brand Name | emagene | | Color | Black | | Customer Reviews | 4.3 4.3 out of 5 stars (17) | | Flow Rate | 35 gpm | | Included Components | 1 x Air-Operated Double Diaphragm Pump 2 x Santoprene Diaphragm 1 x Product Manual | | Item Dimensions L x W x H | 8.6"L x 8"W x 12.3"H | | Item Type Name | Pneumatic diaphragm pump, waste oil delivery pump | | Item Weight | 16.5 pounds | | Manufacturer | Chasn | | Manufacturer Part Number | QBY4-25AL | | Material Type | Aluminum | | Maximum Lifting Height | 230 feet | | Model Number | QBY4-25AL | | Number of Items | 152 | | Power Source | Air Powered | | Product Style | Industrial pumps | | Specific Uses For Product | Liquid delivery | | UPC | 722047766809 | ## Product Details - **Brand:** emagene - **Color:** Black - **Item Weight:** 16.5 pounds - **Manufacturer:** Chasn - **Material:** Aluminum - **Maximum Flow Rate:** 35 gpm - **Maximum Lifting Height:** 230 feet - **Power Source:** Air Powered - **Product Dimensions:** 8.6"L x 8"W x 12.3"H - **Style:** Industrial pumps ## Images ![Air Operated Double Diaphragm Pump 1 inch Inlet/Outlet Pneumatic Waste Oil Transfer Pump for Chemical QBY4-25 35 GPM Dual Diaphram Polypropylene Teflon by Stainless Steel Iron 115 PSI - Image 1](https://m.media-amazon.com/images/I/71Qbj9dm6iL.jpg) ![Air Operated Double Diaphragm Pump 1 inch Inlet/Outlet Pneumatic Waste Oil Transfer Pump for Chemical QBY4-25 35 GPM Dual Diaphram Polypropylene Teflon by Stainless Steel Iron 115 PSI - Image 2](https://m.media-amazon.com/images/I/519puesA9uL.jpg) ![Air Operated Double Diaphragm Pump 1 inch Inlet/Outlet Pneumatic Waste Oil Transfer Pump for Chemical QBY4-25 35 GPM Dual Diaphram Polypropylene Teflon by Stainless Steel Iron 115 PSI - Image 3](https://m.media-amazon.com/images/I/51E48vnBRnL.jpg) ![Air Operated Double Diaphragm Pump 1 inch Inlet/Outlet Pneumatic Waste Oil Transfer Pump for Chemical QBY4-25 35 GPM Dual Diaphram Polypropylene Teflon by Stainless Steel Iron 115 PSI - Image 4](https://m.media-amazon.com/images/I/51t3tbmiFyL.jpg) ![Air Operated Double Diaphragm Pump 1 inch Inlet/Outlet Pneumatic Waste Oil Transfer Pump for Chemical QBY4-25 35 GPM Dual Diaphram Polypropylene Teflon by Stainless Steel Iron 115 PSI - Image 5](https://m.media-amazon.com/images/I/51zGJrXk8KL.jpg) ## Frequently Bought Together - Air Operated Double Diaphragm Pump 1 inch Inlet/Outlet Pneumatic Waste Oil Transfer Pump for Chemical QBY4-25 35 GPM Dual Diaphram Polypropylene Teflon by Stainless Steel Iron 115 PSI - Duda Energy HPpvc100-025ft 25' x 1" ID High Pressure Braided Clear Flexible PVC Tubing Heavy Duty UV Chemical Resistant Vinyl Hose Water Oil --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/542333449-air-operated-double-diaphragm-pump-1-inch-inlet-outlet-pneumatic](https://www.desertcart.tn/products/542333449-air-operated-double-diaphragm-pump-1-inch-inlet-outlet-pneumatic) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-02*