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WELCH Lubricated Rotary Vane Vacuum Pump - Lubricated Rotary Vane Vacuum Pumps
WELCHLubricated Rotary Vane Vacuum Pumps

WELCH Lubricated Rotary Vane Vacuum Pump

The WELCH Vacuum Pump: 1.1 hp (MPN 3301-01) is a lubricated rotary vane vacuum pump. It operates on 115V AC, single phase, with a free air displacement of 21 cfm and a maximum vacuum of 29.9 in Hg. The pump features…

SKU 3G-OTH-138759

Also listed as: 330101 · 3301 01

Brand
WELCH
Item
Lubricated Rotary Vane Vacuum Pump
Part Number
3301-01
Category
Lubricated Rotary Vane Vacuum Pumps
Available to Order
Also known as:3301-01WELCH
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Technical Specifications

WELCH
Manufacturer Part Number
3301-01
AC
115V
Phase
1
Hg Max Vacuum
29.9 in
Free Air Displacement
21 cfm

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WELCH Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WELCH Vacuum Pump: 1.1 hp (MPN 3301-01) is a lubricated rotary vane vacuum pump. It operates on 115V AC, single phase, with a free air displacement of 21 cfm and a maximum vacuum of 29.9 in Hg. The pump features NPT connections.

Frequently Asked Questions

What is the WELCH 3301-01 vacuum pump used for?

The WELCH 3301-01 lubricated rotary vane vacuum pump is used for industrial applications requiring reliable vacuum, such as filtration, degassing, and material handling. With 21 cfm free air displacement and 29.9 in Hg max vacuum, it suits laboratory and light manufacturing processes.

What are the specifications of the WELCH 3301-01 vacuum pump?

The WELCH 3301-01 vacuum pump has 1.1 hp, 115V AC, single phase, 21 cfm free air displacement, and 29.9 in Hg max vacuum. It uses NPT connections and is a lubricated rotary vane design. The manufacturer part number is 3301-01.

Where to buy the WELCH 3301-01 vacuum pump worldwide?

3G Electric supplies the WELCH 3301-01 vacuum pump worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine WELCH equipment and support your procurement needs across all regions.

How to install a WELCH lubricated rotary vane vacuum pump?

Install the WELCH 3301-01 on a level surface with adequate ventilation. Connect NPT piping securely, verify 115V AC single-phase power, and check oil level before startup. Follow the manufacturer's manual for proper belt tension and coupling alignment to ensure reliable operation.

Used in

Common applications for WELCH
Laboratory vacuum systems — WELCH 1417P-11 exhaust filter for oil mist removal
Industrial degassing processes — WELCH 8150B-30 rocking piston pump for vacuum generation
Research filtration setups — WELCH 2581B-50 rocking piston pump for high vacuum
Compressed air for instrumentation — WELCH 2546B-01 rocking piston compressor
Oil-free vacuum for environmental chambers — WELCH rocking piston pumps with 115V AC operation
Exhaust air treatment in industrial settings — WELCH 1417P-8 and 1417P-20 exhaust filters
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WELCH Products

3G Electric supplies WELCH lubricated rotary vane vacuum pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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