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WELCH Vacuum Pump: 0.4 hp, 1 Phase, 115V AC, 0.37 cfm Free Air Displacement - Lubricated Rotary Vane Vacuum Pumps
WELCHLubricated Rotary Vane Vacuum Pumps

WELCH Vacuum Pump: 0.4 hp, 1 Phase, 115V AC, 0.37 cfm Free Air Displacement

The WELCH Vacuum Pump (MPN 3021-01) is a 0.4 hp lubricated rotary vane vacuum pump designed for industrial applications. It operates on 115V AC, single-phase power, with a free air displacement of 0.37 cfm and a…

SKU 3G-OTH-138751

Also listed as: 302101 · 3021 01

Brand
WELCH
Item
Vacuum Pump: 0.4 hp, 1 Phase, 115V AC, 0.37 cfm Free Air Displacement
Category
Lubricated Rotary Vane Vacuum Pumps
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

WELCH
Manufacturer Part Number
3021-01
AC
115V
Phase
1
Hg Max Vacuum
29.9 in
Free Air Displacement
0.37 cfm

Technical Documents

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

Product Description

The WELCH Vacuum Pump (MPN 3021-01) is a 0.4 hp lubricated rotary vane vacuum pump designed for industrial applications. It operates on 115V AC, single-phase power, with a free air displacement of 0.37 cfm and a maximum vacuum of 29.9 in Hg. The pump features NPT connections for straightforward integration into existing systems.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the WELCH 3021-01 vacuum pump used for?

The WELCH 3021-01 lubricated rotary vane vacuum pump is used for industrial applications requiring reliable vacuum, such as filtration, degassing, and material handling. Its 0.37 cfm free air displacement and 29.9 in Hg maximum vacuum suit light-duty processes in labs and production lines.

What are the specifications of the WELCH 3021-01 vacuum pump?

The WELCH 3021-01 is a 0.4 hp lubricated rotary vane pump operating on 115V AC, single-phase power. It delivers 0.37 cfm free air displacement and a maximum vacuum of 29.9 in Hg. Connections are NPT, and the MPN is 3021-01.

Where to buy the WELCH 3021-01 vacuum pump worldwide?

3G Electric supplies the WELCH 3021-01 vacuum pump worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this pump to your facility. Contact us for a quote and delivery timeline.

How to install the WELCH 3021-01 vacuum pump?

Install the WELCH 3021-01 on a level surface with adequate ventilation. Connect NPT fittings to your system using appropriate sealant. Ensure the 115V AC single-phase power supply matches the motor rating. Follow the manufacturer's manual for oil fill and startup procedures.

Used in

Common applications for WELCH
Industrial vacuum processing — WELCH lubricated rotary vane pumps (e.g., MPN 3041-01) for continuous operation in manufacturing
Refrigeration system evacuation — WELCH commercial refrigeration service pumps (e.g., MPN 1397B-46) for HVAC maintenance
Chemical handling — WELCH chemical duty diaphragm pumps (e.g., MPN 2037B-01) for oil-free vacuum in corrosive environments
Portable field service — WELCH portable diaphragm pumps (e.g., MPN 2050B-01) for on-site vacuum applications
Laboratory vacuum systems — WELCH lubricated rotary vane pumps (e.g., MPN 3016-02) for research and testing
Vacuum pump maintenance — WELCH replacement hoses (e.g., MPN 331040-10) and inlet condensers (e.g., MPN 320016) for system upkeep

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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