Air Operated Double Diaphragm Pump, 25 L/min, Aluminum

Air operated double diaphragm pump delivers controlled, leak-resistant fluid transfer for waste oil, fuels, and detergents with stable pneumatic performance. The aluminum alloy body and PTFE diaphragms resist heat and corrosion, while the full-bolt structure helps maintain a secure seal. Built to handle tough shop and industrial tasks, it supports dry running without damage and integrates easily with industry-standard inlet and outlet ports for fast setup.

• Delivers up to 6.6 GPM (25 L/min) for faster waste oil transfer and fluid dispensing


• Handles up to 100 PSI and 226 ft head lift for longer runs and demanding pumping jobs


• Resists wear with aluminum alloy body and PTFE diaphragms for heat/corrosion exposure


• Integrates with standard inlet/outlet ports to match common piping and fittings


• Supports easy maintenance with a sealed ball valve and full-bolt sealing structure

Designed for workshops, contractors, and facilities that need a dependable pneumatic transfer pump for diesel, kerosene, gasoline, grease, hydraulic oil, detergents, and more. Use it for petroleum handling, automotive service, printing, metallurgy, water treatment, agricultural spraying, or rainwater systems where air-powered pumping is preferred. Not suitable for corrosive acids/alkalis or liquids above 140°F / 60°C. Grab yours today and keep fluid transfer moving with less downtime.

• Max flow rate: 6.6 GPM / 25 L/min


• Max pressure: 100 PSI


• Max head lift: 226 ft / 68.88 m


• Max suspended solids: 0.06 in / 1.5 mm


• Body material: Aluminum alloy


• Diaphragm material: PTFE


• Max liquid temperature: 140°F / 60°C