Description
Welch Direct-Drive Rotary Vane Vacuum Pumps achieve vacuum levels down to 1 x 10-4 torr (0.1 micron) with flows up to 11.3 CFM. These compact, portable oil-seal pumps are recommended for a variety of laboratory applications. Vacuum system configuration with a cold trap is recommended for use with harsh chemicals. Direct drive pumps are not recommended for filtration, aspiration, drying electrophoresis gels, or other applications requiring sustained operation above 30 torr.
• Deep Vacuum
• Portable with small footprint
• Vacuum to 1 x 10-4 torr
• Applications: Centrifugal Concentrators, Vacuum Ovens, Freeze Dryers, SEMs, Annular Spaces / Transfer Lines
Specifications:
• Type: Laboratory vacuum pump
• Free air displacement (@ 60 Hz): 1.8 cfm (51 L/min.)
• Ultimate pressure: 2 x 10-3 (0.0027)
• Sound level: 52 decibels
• Pump RPM: 3450
• Oil capacity: 0.42 (0.4)
• Motor horsepower: 1/4 (190W)
• Tubing needed (not included): 3/16 in., 7/16 in. (5 mm, 11 mm)
• Intake thread: UNIBARB (3/4 - 20 NPT)
• Exhaust thread: 3/4 - 20 NPT
• Overall dimensions (L x W x H): 14.5 x 5.1 x 8.4 x in. (36.8 x 13 x 21.3 cm)
• Shipping weight: 33 lbs (15 kg)
• Shipping carton dimensions (L x W x H): 21.5 x 12.5 x 16 in. (54.6 x 31.8 x 40.6 cm)
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