Product Description:
The circulating water vacuum pump is a versatile device that uses water as the working fluid to generate negative pressure through jet technology. It comes in different designs such as desktop and vertical types. The vertical type typically offers higher capacity and pressure, while the desktop model is available in anti-corrosive or stainless steel versions. Transparent tank models are also available.
This compact pump features a streamlined design, making it ideal for laboratory settings. It includes double-tap and four-tap configurations, which are particularly useful for visual experiments. Teachers can easily manage the equipment, and students can turn it on and off from either side without difficulty.

Technical Parameters:
Model | SHZ-D(III) double gauge, double tap | SHZ-D(III) four gauge, four tap |
Power (W) | 180 | 370 |
Flow (L/min) | 60 | |
Lift (m) | 8 | |
Body material | Anti-corrosion / 1Cr18 | |
Max. Pressure (MPa) | 0.098 | |
Sucking rate for single tap (L/min) | 10 | |
Quantity of tap (Pcs) | 2 | 4 |
Tank capacity (L) | 15 | |
Remark | Can be equipped with 2L, 5L glass reactor or rotary evaporator. Best performance when water temperature is between 4°C and 10°C |
Features of Circulating Water Vacuum Pump:
(1) Water-saving and recyclable design. Continuous use for one day can save over 8 tons of water.
(2) Multi-functional application. Provides vacuum conditions and circulates cooling water to reaction devices. Suction ports can work individually or in parallel.
(3) Corrosion-resistant, pollution-free, stable performance, low noise, and long-lasting durability.
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Application of Circulating Water Pump:
It provides vacuum conditions for evaporation, distillation, crystallization, drying, filtration, and vacuum degassing experiments. It's especially suitable for universities, research institutes, chemical, pharmaceutical, biochemistry, food, pesticide, agricultural engineering, and biotechnology industries for scientific research, pilot testing, and production.
The pump is commonly used as a vacuum source for rotary evaporators and glass reactors.

Packing:
- Glass parts are wrapped in foam and placed in cartons; the main body is packed in wooden cases.
- Neutral and customized packaging options are available.
Shipping:
- We can ship via international express services like DHL, UPS, TNT, etc. You can choose based on your timeline and budget. Alternatively, you may use your own shipping agent.
Zhengzhou Keda Machinery and Instrument Equipment Co., Ltd. is a well-known manufacturer of lab equipment based in central China.
The company produces a wide range of products including high-temperature circulating water/oil baths, rotary evaporators, short path distillers, glass reactors, circulating water vacuum pumps, low-temperature reaction baths, chillers, ovens, high-pressure reactors, freeze dryers, magnetic stirrers, hydrothermal synthesis reactors, heating mantles, jacks, and more. We have become a leading brand in the lab instruments industry in China.
Pre-sale Service:
24-hour online support for all your inquiries.
Help you choose the right model and provide expert advice.
Offer discounts for bulk orders.
Flexible payment options to suit your needs.
Prompt production and delivery with timely updates.
After-sales Service:
1-year warranty and lifelong maintenance support.
Technical engineers are available for overseas training.
Free replacement of some parts.
Remote technical consultation available.
Free installation DVD provided.
Comprehensive maintenance plans offered.
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We are confident in providing professional products and services that meet your expectations.
We guarantee that your inquiry will receive our immediate attention.
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