Features

One-head WOB-L-style piston pump with intake and exhaust catch jars for use in vacuum or pressure applications with gel dryers, concentrators, and rotary evaporators 46 liter per minute (LPM) free air displacement with vacuum to 60 Torr.

Manually adjustable vacuum and pressure levels with gauges Oil-free pump for operation without oil misting and contaminated oil disposal. 1/4 HP motor accepts 115V, 60Hz input power.

Description

The Welch Vacuum 2546B-01 one-head WOB-L-style piston pump has an 46 liter per minute (LPM) free air displacement with vacuum to 60 Torr and is suitable for use with gel dryers, concentrators, and rotary evaporators in non-corrosive environments. The vacuum/pressure pump has intake and exhaust catch jars for collecting condensation, vacuum and pressure gauges, and manually adjustable vacuum and pressure levels. It is driven by a 1/4 HP motor that accepts 115V, 60Hz input power. It connects to 3/16" inside diameter vacuum system tubing (sold separately).

Welch-Ilmvac, a subdivision of Denver Gardner, manufactures vacuum pumps, systems, and components for industrial and research applications under the Welch and Ilmvac brand names. Denver Gardner, founded in 1859, is headquartered in Milwaukee, WI.

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EXPLODED VIEW AND REPAIR KITS

Wetted Parts	304 Stainless Steel, Aluminum, PTFE
Free-Air Capacity (CFM)	1.6
Free-Air Capacity (LPM)	45
Free-Air Capacity (LPH)	2700
Max Flow Rate (CFM)	1.58
Max Flow Rate (Liters/min)	45
Max Vacuum (in Hg)	27.6
Max Vacuum (mbar)	78.6
Max Vacuum (mm Hg)	59
Max Vacuum (torr)	59
Port Size	1/4" hose barb
Max Temperature (° F)	104
Max Temperature (° C)	40
Duty Cycle	Continuous
Power (VAC)	115
Power (amps)	3.6
Power (Hz)	60
Motor Type	Permanent split capacitor
Height (in)	10
Length (in)	8
Height (cm)	25.4
Length (cm)	20.32
Height (mm)	254
Length (mm)	203.2
Motor	hp1/4
Description	Standard Duty Dry Vacuum Piston Pumps, 45 L/min, 115 VAC

Welch Vacuum 2546B-01 Standard Duty Pump, 1-Head, 45 LPM, 60 Torr, 115V