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Welch® WOB-L Laboratory Vacuum Pumps
$789
$749
and up
| Image | SKU | Description | Maximum Vacuum | Ultimate Pressure | Free Air Displacement | Electrical | Quantity | Price | Add to Cart |
|---|---|---|---|---|---|---|---|---|---|
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2546B-01 | WOB-L Lab Vacuum Pump | 27.6 in Hg | 60 Torr (80 mbar) | 1.6 cfm (45 L/min) | 115V, 60Hz | 1 Each |
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2534B-01 | WOB-L Lab Vacuum Pump | 27.2 in Hg | 70 Torr (93 mbar) | 1.2 cfm (34 L/min) | 115V, 60Hz | 1 Each |
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2522B-01 | WOB-L Lab Vacuum Pump | 26.0 in Hg | 100 Torr (133 mbar) | 0.76 cfm (22 L/min) | 115V, 60Hz | 1 Each |
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Description
Reliable WOB-L Piston pumps are perfect for many common laboratory vacuum applications. Features: Vacuum and Pressure - to 100 Torr (26"Hg). Includes Vacuum and Pressure Regulators and Gauges - simple to adjust and monitor vacuum level and delivery pressure. Inlet Water Trap - float ball rises to seal off pump from accidental ingestion of water. Muffler quiets pump and filters discharge air. For use with dry or aqueous vapor applications only.
Key Features
- Economical
- Oil Free
- Adjustable Vacuum / Pressure
Suggested Applications
- Replace Water Aspirator
- Vacuum Filtration
Specifications
| Model Number | 2522 | 2534 | 2546 |
|---|---|---|---|
| Applications | Filtration (1 to 2 funnels), Aspiration, Desiccation, SPE, Replace water aspirator, Vacuum Drying | Filtration (1 to 4 funnels), Aspiration, Desiccation, SPE, Replace water aspirator, Vacuum Drying | Filtration (1 to 6 funnels), Aspiration, Desiccation, SPE, Replace water aspirator, Vacuum Drying |
| Type | Laboratory Vacuum Pump | Laboratory Vacuum Pump | Laboratory Vacuum Pump |
| Free Air Displacement cfm (l/min.) @60Hz | 0.76(22) | 1.2(34) | 1.6(45) |
| Free Air Displacement m3/hr (l/min.) @50Hz | 1.1(18) | 1.7(28) | 2.3(38) |
| Ultimate Pressure | 100(133) | 70(93) | 60(80) |
| Maximum Vacuum | 26 | 27.2 | 27.6 |
| Max Pressure PSIG (pascal) | 100(106) | 50(5 x 105) | 100(106) |
| Motor Horsepower (watts) | 1/8(93) | 1/8(93) | 1/4(190) |
| Adjustable Vac. / Gas Ballast | Yes | Yes | Yes |
| Tubing Needed | 3/16(5) | 3/16(5) | 3/16(5) |
| Intake Thread NPT | 1/4 | 1/4 | 1/4 |
| Overall Dimensions LxWxH in. (cm) | 8.1x8.8x10 (20.6x22.4x25.4) | 8.1x8.8x10 (20.6x22.4x25.4) | 10x7.5x9 (25.4x19.1x7.7) |
| Ship Weight | 17(7.7) | 17(7.7) | 17(7.7) |
| Shipping Carton Dimensions LxWxH in. (cm) | 15.3x12.3x12.7 (39x31x32) | 15.3x12.3x12.7 (39x31x32) | 15.3x12.3x12.7 (39x31x32) |
| Intake Catch Jar | Yes | Yes | Yes |
| Exhaust Catch Jar | Yes | Yes | Yes |
| Adjustable Vacuum | Knob | Knob | Knob |
| Adjustable Pressure | Yes | Yes | Yes |
| Vacuum Gauge | Dial | Dial | Dial |
| Pressure Gauge | Dial | Dial | Dial |
