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Welch® DryFast Ultra Diaphragm Pumps
$3,885
$3,690
and up
| Image | SKU | Description | Maximum Vacuum | Ultimate Pressure | Free Air Displacement | Electrical | Quantity | Price | Add to Cart |
|---|---|---|---|---|---|---|---|---|---|
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2032B-01 | DryFast Ultra Diaphragm Pump | 29.85 in Hg | 2 Torr (2.7 mbar) | 0.9 cfm (25 L/min) | 115V, 60Hz, UL/CSA Certified | 1 Each |
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2042B-01 | DryFast Ultra Diaphragm Pump | 29.85 in Hg | 2 Torr (2.7 mbar) | 1.2 cfm (35 L/min) | 115V, 60Hz, UL/CSA Certified | 1 Each |
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Description
Welch DryFast™ PTFE Diaphragm Vacuum Pumps enable precise vacuum control for organic evaporations with exclusive Advanced Vapor Management. Oil-Free, portable, chemical resistant, 2 head diaphragm design simplifies maintenance. Economical DryFast™ vacuum pumps are perfect for tough lab applications.
Key Features
- Chemical Resistant
- Oil-Free
- Tuneable Vacuum
Suggested Applications
- Rotary Evaporator
| Model Number | 2032 | 2042 |
|---|---|---|
| Applications | Rotary Evaporation/Distillation (lowvolatility solvents <160°C B.P., ~1 Liter), Vacuum ovens - small, pumping harsh vapors & gases | Rotary Evaporation/Distillation (lowvolatility solvents <160°C B.P., ~ 2 Liter), Centrifugal Concentrators, Vacuum ovens (mid- size), pumping harsh vapors & gases |
| Type | Laboratory Vacuum Pump | Laboratory Vacuum Pump |
| Free Air Displacement cfm (l/min.) @60Hz | 0.9(25) | 1.2(35) |
| Free Air Displacement m3/hr (l/min.) @50Hz | 1.25(21) | 1.75(29) |
| Ultimate Pressure | 2(2.7) | 2(2.7) |
| Maximum Vacuum | 29.85 in Hg | 29.85 in Hg |
| Motor Horsepower (watts) | 1/5(150) | 1/5(150) |
| Adjustable Vac. / Gas Ballast | Yes | Yes |
| Tubing Needed | 1/4(7) | 1/4(7) |
| Intake Thread NPT | M14(1/8) | M14(1/8) |
| Overall Dimensions LxWxH in. (cm) | 13.8x6.8x8.8 (35.2x7.2x22.3) | 13.8x6.8x8.8 (35.2x7.2x22.3) |
| Ship Weight | 25(11.3) | 25(11.3) |
| Shipping Carton Dimensions LxWxH in. (cm) | 21x14x15 (52x35x37) | 21x14x15 (52x35x37) |
| Adjustable Vacuum | Knob | Knob |
