Description
Features and Details
Premium dual PTFE diaphragm: The pneumatic dual diaphragm pump is equipped with PTFE diaphragms that are durable, corrosion-resistant and long-lasting. Max. temperature: 66 ℃; Max. pressure: 6.9 bar; Max. flow rate: 91 l/min; Max. head: 70 m (±15%).
Durable and hermetic construction: The pump body is made from aluminium alloy with bolted construction against leaks, durable and corrosion-resistant for long-term use.
Efficient pneumatic operation: Inlet/outlet connection: 1 inch (25.4 mm); Air inlet: FNPT 1/2 inch (12.7 mm). High-quality glyd sealing ring and bidirectional seal improve air supply efficiency.
Unique and professional design: Equipped with external air distribution system. Modular air valve made from stainless steel. Low-pulsation air valve ensures smooth and rapid switching, increasing efficiency and reducing downtime.
Wide application: Suitable for waste oil, alcohol, hydraulic fluid, petrol, diesel fuel, detergents, beverages and other liquids. Widely used in petroleum, metallurgy, mining, coating, printing, water purification and automotive industries.
VEVOR pneumatic diaphragm pump with flow rate 91 l/min and max. head 70 m in industrial environment.
Black VEVOR dual diaphragm pump with dual-chamber design for various applications.
Pneumatic dual diaphragm pump with aluminium alloy construction, PTFE diaphragm and flow rate 91 l/min. Self-priming pump with fully bolted aluminium body and dual PTFE diaphragms is durable, corrosion-resistant and hermetic. Sealed ball valves and non-stop operation ensure high performance. Suitable for pumping viscous and easily flammable liquids.
Premium dual PTFE diaphragm
Efficient pneumatic operation
Unique and professional design
VEVOR is a leading equipment and tools brand offering durable products at competitive prices and serving customers in more than 200 countries.
Why choose VEVOR?
High and durable quality
Competitive prices
Fast and safe delivery
30-day free returns
24/7 customer support
Durable aluminium alloy bodyBody made from aluminium alloy with bolted construction, durable and corrosion-resistant. Max. temperature: 66 ℃; Max. pressure: 6.9 bar.
Dual PTFE diaphragmDual PTFE diaphragms provide high corrosion and wear resistance. Max. flow rate: 91 l/min; Max. head: 70 m (±15%).
Professional pneumatic design
Complies with international standards for reliable operation. Inlet/outlet connection: 1 inch (25 mm); Air inlet: NPT 1/2 inch (12.7 mm).
Sealed ball valvesProvide convenient maintenance and optimal air efficiency. "Unbalanced" air valve prevents stoppage during operation.
Wide applicationSuitable for waste oil, alcohol, hydraulic fluid, petrol, diesel fuel, detergents, beverages and other liquids. Can be used in petroleum, metallurgy, mining, coating, printing, water purification and automotive industries.
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Black VEVOR diaphragm pump with dimensions 838 × 178 × 198 mm.
Specification
Model: QBY4-25L F46
Type: Pneumatic dual diaphragm pump
Diaphragm material: PTFE
Body material: Aluminium alloy
Inlet/outlet connection: 1 inch (25 mm)
Air inlet: NPT 1/2 inch (12.7 mm)
Max. flow rate: 91 l/min
Max. head: 70 m (±15%)
Valve type: Ball
Suction height: 0–5 m
Max. solid particle size: 3 mm
Average air consumption: 64.6 m³/h
Self-priming (dry): 3 m
Self-priming (wet): 4.6 m
Package contents
1 x Pneumatic dual diaphragm pump
1 x User manual
Maximum industrial efficiency — industrial diaphragm pump
Designed for efficient and long-term operation in industry. Aluminium construction and high flow rate ensure reliable performance for pumping oil, chemicals and other liquids. Compact design suitable for various working environments.
High flow and efficiency
Flow rate of 91 l/min reduces downtime and improves productivity. Pneumatic operating mechanism ensures stable performance even in complex conditions.
High-performance sealing system
Dual PTFE diaphragms and quality seals prevent leaks and ensure long service life.
Wide liquid compatibility
Suitable for oils, chemicals, coatings and other technical liquids, including those with solid particles.
Simple installation and maintenance
Simple construction ensures quick installation and convenient maintenance.
Durable and hermetic construction
Aluminium alloy body and PTFE diaphragms ensure reliable operation at temperatures up to 66 ℃ and pressure up to 6.9 bar.
Continuous and reliable operation
Designed for long-term industrial use with stable and safe performance.
Compact and versatile design
Compact construction allows integration of the pump into various systems without losing power and efficiency.
Specification
Model: QBY4-25L F46
Type: Pneumatic dual diaphragm pump
Diaphragm material: PTFE
Body material: Aluminium alloy
Inlet/outlet connection: 1 inch (25 mm)
Air inlet size: NPT 1/2 inch (12.7 mm)
Max. flow rate: 91 l/min
Max. head: 70 m (±15%)
Valve type: Ball
Suction height: 0–5 m
Max. solid particle size: 3 mm
Average air consumption: 64.6 m³/h
Self-priming (dry): 3 m
Self-priming (wet): 4.6 m
We deliver throughout Latvia within 3–7 business days; in some cases (items from a partner’s warehouse, holiday periods, high order volume), delivery may take up to 10 business days—in which case we will notify you. Omniva, DPD, and Latvijas Pasts pickup points – €2.99; free for orders of €100 or more. Door-to-door delivery by courier – €7.99; free for orders of €300 or more. Large and heavy items (e.g., stoves, compressors, furniture) are delivered only by courier. Select a pickup point or delivery address when placing your order. We’ll notify you via email at every step—confirmation, shipment, and tracking number.
Warranty All items come with a 2-year official manufacturer’s warranty (3 years for certain items), which applies equally to individuals and businesses. To file a warranty claim, email info@zemletes.lv with your order number and a brief description of the issue.
Returns: You may return an item within 14 days of receipt without submitting a return request—simply contact us and provide your order number. We will issue a refund within 1–7 days after receiving the returned item.
For businesses:
For each order, we issue a VAT invoice with your company’s details—please include your company name and VAT number when placing your order. The warranty for businesses is the same as for individuals—2 years. Payment by bank transfer upon receipt of an invoice is available.
Payment options:
—credit card, online banking, Apple Pay, Google Pay, bank transfer, as well as leasing through Klix and Montonio.
Questions? 📞 +371 29215657 · ✉️ info@zemletes.lv · 💬 WhatsApp
Payment Methods and Security
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