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Home/Rebuilt Vacuum Pumps/Rotary Vane/Welch Pumps/Welch 1375 Vacuum Pump

Welch 1375 Vacuum Pump

Rebuilt Welch 1375 Rotary Vane Vacuum Pump

The Welch 1375 vacuum pump is a two-stage large belt-drive high vacuum pump with a free air displacement of 35.4 cfm and a ultimate total pressure of 1 x 10-4 Torr.  DuoSeal 1375 pumps are designed to be rugged and durable.

The Welch 1375 is a rotary vane mechanical vacuum pump with excellent vapor handling capability.  It is reliable and commonly used in vacuum processes, degassing, freeze drying, vacuum furnace applications.  

REBUILT OR REMANUFACTURED Welch 1375 VACUUM PUMPS:

All rebuild prices include disassembly, inspection & cleaning. Replacement of seals, gasket, springs, o-rings & valves. Other parts replaced as required upon approval for an extra charge. Pumps are then tested & painted.

Specifications

Welch 1375 VACUUM PUMP SPECIFICATIONS:

Vacuum Pump Model1375
Nominal Displacementcfm35.4
Nominal Displacementl/m1,000
Stage2
TypeBelt-Drive
Motor HPhp2
Oil Capacityltr2.5
Weightlbs500
Purchase Price  (Rebuilt)$$3,600
Rebuild Price$$1,200
Features

Welch 1375 ROTARY VANE PUMP FEATURES:

  • Dual Stage Pump
  • Belt Drive
  • Excellent Vapor Handling Capability
  • High contamination tolerance
  • Rugged design, long service life
Applications

Welch 1375 PUMP APPLICATIONS:

  • Vacuum Furnace Evacuation
  • Vacuum Manifolds
  • Vacuum Oven
  • Backing Turbomolecular pumps
  • Rotary Evaporator
  • High Boiling Point Evaporations
  • Refrigeration system evacuation
  • Freeze Drying
  • Research and Development
  • Vacuum Processes
  • Vacuum Distillation
  • Glove Boxes
  • General Laboratory
Dimensions

Welch 1375 DUOSEAL VACUUM PUMP Dimensions:

Welch 1375 vacuum pump dimensions, aka DuoSeal 1375 rotary vane pump.
Dimensional Drawings Welch 1375 DuoSeal
Pumping Speed Curves

Welch Duoseal 1375 pumping speed curves:

Pumping Speed Welch 1375
Compare

welch DUOSeal BElT DRIVE VACUUM PUMPS:

Vacuum Pump Model   1375 1398 1395 1396
Nominal Displacement cfm 35.4 53.1 71.1 99.1
Nominal Displacement l/m 1000 1500 2000 2800
Stage   2 2 2 2
Motor HP hp 2 3 5 7 1/2
Oil Capacity l 2.5 – –  
Weight lbs 500 – –  
Purchase Price  (Rebuilt) $ $3600 $5,900 $6,400 $7,600
Rebuild Price $ $1200 $1,475 $1,575 $1,675
Manual

Welch 1375 User Manual

Learn more about HVS leak testing services and helium leak detector rentals.

Welch Rotary Vane Pumps & Parts:

  • Welch 1395 Vacuum Pump

    Rebuilt Welch 1395 Rotary Vane Vacuum Pump
  • Welch 1396 Vacuum Pump

    Rebuilt Welch 1396 Rotary Vane Vacuum Pump
  • Welch 1398 Vacuum Pump

    Rebuilt Welch 1398 Rotary Vane Vacuum Pump
  • Welch 1374 Vacuum Pump

    Welch DuoSeal 1374 Belt Drive Rotary Vane Vacuum Pump
  • Welch 1376 Vacuum Pump

    Rebuilt Welch 1376 Rotary Vane Vacuum Pump
  • Welch Vacuum Pump Parts

    Welch rotary vane vacuum pumps logo.

Additional Products and Services

Learn more about our leak testing services and helium leak detector rentals:

Leak Testing Services

Leak Detector Rental

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Categories: Welch Pumps

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