We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

WELCH Vacuum Pump: 0.5 hp, 1 Phase, 115V AC, 5.6 cfm Free Air Displacement - Lubricated Rotary Vane Vacuum Pumps
WELCHLubricated Rotary Vane Vacuum Pumps

WELCH Vacuum Pump: 0.5 hp, 1 Phase, 115V AC, 5.6 cfm Free Air Displacement

The WELCH Vacuum Pump (MPN 3081-02) is a 0.5 hp lubricated rotary vane vacuum pump designed for industrial applications. It operates on 115V AC, single-phase power, delivering 5.6 cfm free air displacement and a…

SKU 3G-OTH-138752

Also listed as: 308102 · 3081 02

Brand
WELCH
Item
Vacuum Pump: 0.5 hp, 1 Phase, 115V AC, 5.6 cfm Free Air Displacement
Category
Lubricated Rotary Vane Vacuum Pumps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
3081-02
Type
0.0015 torr Max Vacuum
AC
115V
Phase
1
Free Air Displacement
5.6 cfm

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The WELCH Vacuum Pump (MPN 3081-02) is a 0.5 hp lubricated rotary vane vacuum pump designed for industrial applications. It operates on 115V AC, single-phase power, delivering 5.6 cfm free air displacement and a maximum vacuum of 0.0015 torr. The pump features an NPT connection and an NW16 inlet port.

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 Vacuum Pump 3081-02 used for?

The WELCH Vacuum Pump 3081-02 is a lubricated rotary vane pump used for industrial vacuum applications such as filtration, degassing, and material handling. It provides a maximum vacuum of 0.0015 torr and 5.6 cfm free air displacement, making it suitable for laboratory and light manufacturing processes.

What are the specifications of the WELCH Vacuum Pump 3081-02?

The WELCH Vacuum Pump 3081-02 is a 0.5 hp lubricated rotary vane pump operating on 115V AC, single-phase power. It delivers 5.6 cfm free air displacement and a maximum vacuum of 0.0015 torr. Connections include NPT and NW16 inlet port. The manufacturer part number is 3081-02.

Where to buy the WELCH Vacuum Pump 3081-02 worldwide?

You can source the WELCH Vacuum Pump 3081-02 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide competitive sourcing for this lubricated rotary vane pump.

How to install the WELCH Vacuum Pump 3081-02?

Install the WELCH Vacuum Pump 3081-02 on a stable, level surface with adequate ventilation. Connect the NW16 inlet port to your system using compatible fittings. Ensure the power supply matches 115V AC, single-phase. Use proper oil for lubrication and check the oil level before startup. Follow generic rotary vane pump best practices.

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.

You might also need

Pump Accessories Valves & Regulation Motors & Drives All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
WELCH Vacuum Pump: 0.5 hp, 1 Phase, 115V AC, 5.3 cfm Free Air Displacement, 0.07 mbar Max Vacuum (MPN 2070B-01)
WELCH
WELCH Vacuum Pump: 0.5 hp, 1 Phase, 115V AC, 5.3 cfm Free Air Displacement, 0.07 mbar Max Vacuum (MPN 2070B-01)
WELCH Vacuum Pump: 0.5 hp, 1 Phase, 115/230V AC, 5.6 cfm Free Air Displacement, 1402N-01
WELCH
WELCH Vacuum Pump: 0.5 hp, 1 Phase, 115/230V AC, 5.6 cfm Free Air Displacement, 1402N-01
WELCH Vacuum Pump: 0.33 hp, 1 Phase, 115V AC, 0.9 cfm Free Air Displacement, 0.0001 torr Max Vacuum (MPN 1400N-01)
WELCH
WELCH Vacuum Pump: 0.33 hp, 1 Phase, 115V AC, 0.9 cfm Free Air Displacement, 0.0001 torr Max Vacuum (MPN 1400N-01)
WELCH Vacuum Pump: 1 hp, 1 Phase, 115/230V AC, 10.6 cfm Free Air Displacement, 1376N-01
WELCH
WELCH Vacuum Pump: 1 hp, 1 Phase, 115/230V AC, 10.6 cfm Free Air Displacement, 1376N-01
WELCH Vacuum Pump: 0.5 hp, 1 Phase, 115/230V AC, 5.6 cfm Free Air Displacement, 1402B-46
WELCH
WELCH Vacuum Pump: 0.5 hp, 1 Phase, 115/230V AC, 5.6 cfm Free Air Displacement, 1402B-46

More from WELCH

View all WELCH parts
WELCH Vacuum Pump: 1.1 hp, 1 Phase, 115V AC, 18 cfm Free Air Displacement, 29.9 in Hg Max Vacuum (MPN 3241-01)
WELCH
WELCH Vacuum Pump: 1.1 hp, 1 Phase, 115V AC, 18 cfm Free Air Displacement, 29.9 in Hg Max Vacuum (MPN 3241-01)
WELCH Vacuum Pump: 0.4 hp, 1 Phase, 115V AC, 0.37 cfm Free Air Displacement, 29.9 in Hg Max Vacuum (MPN 3021-01)
WELCH
WELCH Vacuum Pump: 0.4 hp, 1 Phase, 115V AC, 0.37 cfm Free Air Displacement, 29.9 in Hg Max Vacuum (MPN 3021-01)
WELCH Vacuum Pump: 1.1 hp, 1 Phase, 115V AC, 21 cfm Free Air Displacement, 29.9 in Hg Max Vacuum (MPN 3301-01)
WELCH
WELCH Vacuum Pump: 1.1 hp, 1 Phase, 115V AC, 21 cfm Free Air Displacement, 29.9 in Hg Max Vacuum (MPN 3301-01)
WELCH Vacuum Pump: 0.5 hp, 1 Phase, 115V AC, 4.2 cfm Free Air Displacement, 29.9 in Hg Max Vacuum (MPN 3061-01)
WELCH
WELCH Vacuum Pump: 0.5 hp, 1 Phase, 115V AC, 4.2 cfm Free Air Displacement, 29.9 in Hg Max Vacuum (MPN 3061-01)
WELCH Vacuum Pump: 0.5 hp, 1 Phase, 115V AC, 0.37 cfm Free Air Displacement, 29.9 in Hg Max Vacuum (MPN 3041-01)
WELCH
WELCH Vacuum Pump: 0.5 hp, 1 Phase, 115V AC, 0.37 cfm Free Air Displacement, 29.9 in Hg Max Vacuum (MPN 3041-01)
WELCH Vacuum Pump: 1.1 hp, 1 Phase, 115V AC, 0.37 cfm Free Air Displacement, 29.9 in Hg Max Vacuum (MPN 3161-01)
WELCH
WELCH Vacuum Pump: 1.1 hp, 1 Phase, 115V AC, 0.37 cfm Free Air Displacement, 29.9 in Hg Max Vacuum (MPN 3161-01)
WELCH Vacuum Pump: 0.75 hp, 1 Phase, 115V AC, 12.8 cfm Free Air Displacement, 0.003 torr Max Vacuum (MPN 3016-02)
WELCH
WELCH Vacuum Pump: 0.75 hp, 1 Phase, 115V AC, 12.8 cfm Free Air Displacement, 0.003 torr Max Vacuum (MPN 3016-02)