The Leybold D4A Vacuum Pump is a Trivac A rotary vane pumps with a pumping speed of 4.5 cfm and a ultimate pressure of 3 x 10-4 Torr.
The D4A vacuum pump is a dual stage rotary vane mechanical vacuum pump with a 1/3 hp motor. It is reliable and operates quietly at 50 dB(A). It has excellent vapor handling capabilities and can be used in many applications.
REBUILT OR REMANUFACTURED Leybold D4A 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
leybold D4A VACUUM PUMP SPECIFICATIONS:
| Vacuum Pump Model | | D4A |
| Nominal Displacement | cfm | 4.5 |
| Nominal Displacement | l/m | 127 |
| Stage | | 2 |
| Motor Power | hp | 1/3 |
| Oil Capacity | ltr | .71 |
| Inlet Flange | DN | 16 KF |
| Exhaust Flange | DN | 16 KF |
| Noise Level | dBA | 50 |
| Weight | lbs | 45 |
| Purchase Price (Rebuilt) | $ | $1,100 |
| Rebuild Price | $ | $650 |
Features
leybold TRIVAC D4a PUMP FEATURES:
- A wide range of accessories to match your application needs
- Durable
- Excellent vapor handling capability
- Reliability and long life
- Compact size
- Low noise level
Applications
leybold D4A VACUUM PUMP APPLICATIONS:
- Vacuum Distilation
- Degassing
- Thin Film Coating
- Pharmaceutical Freeze Drying
- Vacuum Furnace Evacuation
- Vacuum Metallurgy Processes
- Backing Pump For Mass Spectrometers
- Analytical Instruments
- Evacuation of Refrigeration Systems
- Evacuation of Process Chambers
- Laboratory Experimentation
Dimensions
leybold D4A VACUUM PUMP Dimensions:
Pumping Speed Curves
leybold D4A pumping speed curves:
Compare
leybold Trivac Series Rotary Vane VACUUM PUMPS:
| Vacuum Pump Model | D2A | D4A | D8A | D16A | D30A | D60A | D90A | |
| Nominal Displacement | cfm | 2.2 | 4.5 | 7 | 14.1 | 26.8 | 36.7 | 53.7 |
| Nominal Displacement | l/m | 62.5 | 127 | 190 | 400 | 760 | 1030 | 1520 |
| Stage | 2 | 2 | 2 | 2 | 2 | 2 | 2 | |
| Phase (Typical) | 1 | 1 | 1 | 1 | 3 | 3 | 3 | |
| Motor HP | hp | 1/3 | 1/3 | 1 | 1 | 1½ | 2 | 3 |
| Oil Capacity | ltr | .47 | .71 | .95 | 1.18 | 3.31 | 3.78 | 3.78 |
| Weight | lbs | 41 | 45 | 80 | 85 | 163 | 210 | 210 |
| Noise Level | dBA | 50 | 50 | 60 | 62 | 59 | 60 | 60 |
| Purchase Price (Rebuilt) | $ | $1,000 | $1,100 | $1,300 | $1,500 | $2,300 | $3,400 | $3,900 |
| Rebuild Price | $ | $650 | $650 | $675 | $700 | $800 | $850 | $850 |
Manual
Learn more about HVS leak testing services and helium leak detector rentals.
