Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
WELCH Lubricated Rotary Vane Vacuum Pump - Lubricated Rotary Vane Vacuum Pumps
WELCHLubricated Rotary Vane Vacuum Pumps

WELCH Lubricated Rotary Vane Vacuum Pump

<p>The WELCH Lubricated Rotary Vane Vacuum Pump (MPN 3301-01) delivers reliable performance for demanding industrial applications. Operating on 115V AC single-phase power, it offers a free air displacement of 21 cfm…

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
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 — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

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

<p>The WELCH Lubricated Rotary Vane Vacuum Pump (MPN 3301-01) delivers reliable performance for demanding industrial applications. Operating on 115V AC single-phase power, it offers a free air displacement of 21 cfm and a maximum vacuum of 29.9 in Hg, making it suitable for processes requiring deep vacuum levels.</p><p>This pump is ideal for laboratories, packaging, and general industrial use. As a Singapore-based supplier, 3G Electric provides competitive SGD quotes on request, handles GST for local buyers, and ensures fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

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

The pump operates on 115V AC, single phase, with a free air displacement of 21 cfm and a maximum vacuum of 29.9 in Hg.

Can I get a quote in SGD and what about delivery in Singapore?

Yes, 3G Electric provides SGD quotes on request. For Singapore buyers, GST is handled, and we offer fast delivery across Singapore and Southeast Asia.

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
Not sure this is the right part? Photo-identify it→

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

More from WELCH

View all WELCH parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first