---
product_id: 189654648
title: "Air-Operated Double Diaphragm Pump 1 inch Inlet Outlet Aluminum 35 GPM Max 120PSI for Chemical Industrial Use, QBY4-25L-1inch-35"
brand: "us deliver"
price: "€ 490.50"
currency: EUR
in_stock: true
category: "Hi"
url: https://www.desertcart.sk/products/189654648-air-operated-double-diaphragm-pump-1-inch-inlet-outlet-aluminum
store_origin: SK
region: Slovakia
---

# Air-Operated Double Diaphragm Pump 1 inch Inlet Outlet Aluminum 35 GPM Max 120PSI for Chemical Industrial Use, QBY4-25L-1inch-35

**Brand:** us deliver
**Price:** € 490.50
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Air-Operated Double Diaphragm Pump 1 inch Inlet Outlet Aluminum 35 GPM Max 120PSI for Chemical Industrial Use, QBY4-25L-1inch-35 by us deliver
- **How much does it cost?** € 490.50 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/189654648-air-operated-double-diaphragm-pump-1-inch-inlet-outlet-aluminum)

## Best For

- us deliver enthusiasts

## Why This Product

- Trusted us deliver brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Pneumatic double diaphragm pump membrane pump 35GPM 1 &quot;import and export 120PSI Zh application Ideal for use with water. Suitable for low viscosity petroleum fluids including diesel, kerosene, motor oil and some waste oils. caveat! Do not use for corrosive liquids.  feature High quality brand new Pneumatic double diaphragm pump With 1 inch inlet and outlet 1/2 inch air inlet 1/8 inch maximum diameter suspended solids Ideal for use with water Suitable for low viscosity petroleum fluids Sturdy construction Two-year warranty Technical index Product: Diaphragm pump Type: Double diaphragm Operation type: pneumatic Model: QBY4-25L Body Material: Aluminum Air inlet: 1 inch (25 mm) Outlet port: 1 inch (25 mm) Air inlet size: NPT 1/2 inch (12.7 mm) Average air consumption: 38 CFM Maximum flow: 9 cubic meters / hour (35 GPM) Suction: 0-5 m (0-16.4 ft) Maximum suspended solids: 3 mm (1/8 inch) Head: 84 m (275.59 ft) Maximum PSI: 120 psi Maximum temperature: 150 &#xB0; F Self-priming dry smoke: 3 m (10 ft) Self-hygroscopic: 4.6 m (15 ft) Manifold connection: single Valve Type: Ball Ball material: Acetal Check seat material: polypropylene Diaphragm material: nitrile Package size: 35 x 26 x 23 cm (13.78 x 10.24 x 9.06 inches) Gross weight: 9.86 kg (21.74 lbs) Package Contents 1 x pneumatic double diaphragm pump 1 x product brochure

## Features

- 【MAIN PARAMETER】~Material: Aluminum; Diaphragm Material: Nitrile; Type: Double diaphragm; Operation Type: Air-operated; Inlet/Outlet Port Size/Standard：1 inch (25 mm); Air Inlet Size: NPT 1/2 inch (12. 7 mm)
- 【Quality Performance ~Maximum Head：275. 59FT/84M, Max Pressure: 120PSI. Max Temp : 150 ℉. Top quality glyd ring, a double-acting seal that delivers better performance. 1/2 inch air inlet with NPT fitting uses standard shop air for easy operation.
- 【UNIQUE DESIGN】~Features an externally serviceable air distribution system and all-bolted construction. Modular air valve is stall-free, this low pulsation air valve provides smooth and rapid changeover for increased efficiency and minimizes down time.
- 【EXCELLENT CONSTRUCTION】~Rugged construction - resists corrosion for reliable performance and long life. Bolted construction is designed for leak-free fluid handling.
- 【VERSATILE USE】~The diaphragm pump with convenient operating are widely used in various industries, such as petroleum, metallurgy, mining, coating material, printing, paper making, water treatment, automotive etc.
- ›See more product details

## Images

![Air-Operated Double Diaphragm Pump 1 inch Inlet Outlet Aluminum 35 GPM Max 120PSI for Chemical Industrial Use, QBY4-25L-1inch-35 - Image 1](https://images-na.ssl-images-amazon.com/images/I/61-srMsElvL.jpg)
![Air-Operated Double Diaphragm Pump 1 inch Inlet Outlet Aluminum 35 GPM Max 120PSI for Chemical Industrial Use, QBY4-25L-1inch-35 - Image 2](https://images-na.ssl-images-amazon.com/images/I/61r%2BPyZMTWL.jpg)
![Air-Operated Double Diaphragm Pump 1 inch Inlet Outlet Aluminum 35 GPM Max 120PSI for Chemical Industrial Use, QBY4-25L-1inch-35 - Image 3](https://images-na.ssl-images-amazon.com/images/I/618jW8xAItL.jpg)
![Air-Operated Double Diaphragm Pump 1 inch Inlet Outlet Aluminum 35 GPM Max 120PSI for Chemical Industrial Use, QBY4-25L-1inch-35 - Image 4](https://images-na.ssl-images-amazon.com/images/I/612HjXp6K5L.jpg)
![Air-Operated Double Diaphragm Pump 1 inch Inlet Outlet Aluminum 35 GPM Max 120PSI for Chemical Industrial Use, QBY4-25L-1inch-35 - Image 5](https://images-na.ssl-images-amazon.com/images/I/61J0IuPZy%2BL.jpg)

---

## 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.sk/products/189654648-air-operated-double-diaphragm-pump-1-inch-inlet-outlet-aluminum](https://www.desertcart.sk/products/189654648-air-operated-double-diaphragm-pump-1-inch-inlet-outlet-aluminum)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-03-14*