The Welch 1397 vacuum pump is a two stage large belt-drive high vacuum pump with a free air displacement of 17.7 cfm and a ultimate total pressure of 1 x 10-4 Torr. DuoSeal 1397 pumps are designed to be durable and rugged.
The Welch 1397 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 1397 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 1397 VACUUM PUMP SPECIFICATIONS:
| Vacuum Pump Model | | 1397 |
| Nominal Displacement | cfm | 17.7 |
| Nominal Displacement | l/m | 500 |
| Stage | | 2 |
| Type | Belt-Drive | |
| Motor HP | hp | 1 1/2 |
| Oil Capacity | ltr | 1.2 |
| Inlet | 1 3/4″ NPT | |
| Outlet | 1 3/4″ NPT | |
| Weight | lbs | 138 |
| Purchase Price (Rebuilt) | $ | $2,200 |
| Rebuild Price | $ | $875 |
Features
Welch 1397 ROTARY VANE PUMP FEATURES:
- Dual Stage Pump
- Belt Drive
- Excellent Vapor Handling Capability
- High contamination tolerance
- Rugged design, long service life
Applications
Welch 1397 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 1397 DUOSEAL VACUUM PUMP Dimensions:
Pumping Speed Curves
Welch Duoseal pumping speed curves:
Compare
welch DUOSeal BElT DRIVE VACUUM PUMPS:
| Vacuum Pump Model | 1376 | 1397 | 1374 | |
| Nominal Displacement | cfm | 10.6 | 17.7 | 23 |
| Nominal Displacement | l/m | 300 | 500 | 650 |
| Stage | 2 | 2 | 2 | |
| Motor HP | hp | 1 | 1 | 1-1/2 |
| Oil Capacity | l | 2.4 | 1.2 | 1.2 |
| Weight | lbs | 156 | 205 | 220 |
| Purchase Price (Rebuilt) | $ | $1650 | $2,200 | $2,300 |
| Rebuild Price | $ | $775 | $875 | $900 |
Manual
Learn more about HVS leak testing services and helium leak detector rentals.
