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

WELCH Vacuum Pump: 1/200 hp Output Power, 0.5 cfm Free Air Displacement - Portable Diaphragm Vacuum Pumps
WELCHPortable Diaphragm Vacuum Pumps

WELCH Vacuum Pump: 1/200 hp Output Power, 0.5 cfm Free Air Displacement

The WELCH 2050B-01 is a portable diaphragm vacuum pump with 1/200 hp output power, delivering 0.5 cfm free air displacement and 22.4 in Hg max vacuum. This WELCH-branded unit is a compact, reliable solution for…

SKU 3G-OTH-135286

Also listed as: 2050B01 · 2050B 01

Brand
WELCH
Item
Vacuum Pump: 1/200 hp Output Power, 0.5 cfm Free Air Displacement
Category
Portable Diaphragm 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
2050B-01
Hg Max Vacuum
22.4 in
Free Air Displacement
0.5 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 2050B-01 is a portable diaphragm vacuum pump with 1/200 hp output power, delivering 0.5 cfm free air displacement and 22.4 in Hg max vacuum. This WELCH-branded unit is a compact, reliable solution for general vacuum applications, sourced and supported by 3G Electric across 14 industrial departments.

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 a WELCH 2050B-01 vacuum pump used for?

The WELCH 2050B-01 portable diaphragm vacuum pump is used for filtration, sample preparation, and general laboratory applications requiring oil-free, quiet operation. Its 0.5 cfm free air displacement and 22.4 in Hg max vacuum suit light-duty liquid transfer and vacuum clamping.

What are the specifications of the WELCH 2050B-01 vacuum pump?

The WELCH 2050B-01 is a portable diaphragm vacuum pump with 1/200 hp output power, 0.5 cfm free air displacement, and 22.4 in Hg maximum vacuum. It operates oil-free for clean, low-maintenance use in labs and light industrial settings.

Where to buy a WELCH 2050B-01 vacuum pump worldwide?

3G Electric supplies the WELCH 2050B-01 vacuum pump worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time; we source genuine WELCH equipment for global industrial and laboratory customers.

How to maintain a WELCH diaphragm vacuum pump?

Regularly inspect the diaphragm and valves for wear or cracking. Keep the pump clean and ensure inlet filters are unobstructed. For the WELCH 2050B-01, follow the manufacturer's guidelines on diaphragm replacement intervals to maintain 22.4 in Hg vacuum performance.

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 portable diaphragm 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 Piston Air Compressor/Vacuum Pump: 0.033 hp, 1 Phase, 115V AC, 33 psi Max Continuous Pressure (MPN 2511B-01)
WELCH
WELCH Piston Air Compressor/Vacuum Pump: 0.033 hp, 1 Phase, 115V AC, 33 psi Max Continuous Pressure (MPN 2511B-01)
WELCH Vacuum Pump: 1/5 hp Output Power, 1.2 cfm Free Air Displacement, 29.85 in Hg Max Vacuum (MPN 2042B-01)
WELCH
WELCH Vacuum Pump: 1/5 hp Output Power, 1.2 cfm Free Air Displacement, 29.85 in Hg Max Vacuum (MPN 2042B-01)
WELCH Vacuum Pump: 1/5 hp Output Power, 1.8 cfm Free Air Displacement, 28.5 in Hg Max Vacuum (MPN 2037B-01)
WELCH
WELCH Vacuum Pump: 1/5 hp Output Power, 1.8 cfm Free Air Displacement, 28.5 in Hg Max Vacuum (MPN 2037B-01)
WELCH Vacuum Pump: 1/5 hp Output Power, 0.9 cfm Free Air Displacement, 29.6 in Hg Max Vacuum (MPN 2034B-01)
WELCH
WELCH Vacuum Pump: 1/5 hp Output Power, 0.9 cfm Free Air Displacement, 29.6 in Hg Max Vacuum (MPN 2034B-01)
WELCH Vacuum Pump: 1/5 hp Output Power, 2.5 cfm Free Air Displacement, 28.5 in Hg Max Vacuum (MPN 2047B-01)
WELCH
WELCH Vacuum Pump: 1/5 hp Output Power, 2.5 cfm Free Air Displacement, 28.5 in Hg Max Vacuum (MPN 2047B-01)
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)

More from WELCH

View all WELCH parts
WELCH Vacuum Pump: 1/125 hp Output Power, 0.5 cfm Free Air Displacement, 22 in Hg Max Vacuum (MPN 2060B-01)
WELCH
WELCH Vacuum Pump: 1/125 hp Output Power, 0.5 cfm Free Air Displacement, 22 in Hg Max Vacuum (MPN 2060B-01)