WOB-L Pump 2561

List Price:

$1,675.00

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Product Details

  • Economical
  • Oil Free
  • Adjustable Vacuum

Suggested Applications

Reliable WOB-L Piston pump is perfect for many common laboratory vacuum applications. Features: Vacuum to 5 Torr (29.8"Hg). Includes Vacuum Regulator and Gauge - simple to adjust and monitor vacuum level. 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.


Product Family Specifications

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Model Number 2511 2522 2534 2546 2561 2567 2581 2585
Applications Filtration, Aspiration, Desiccation, Replace water aspirator, Vacuum Drying, 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 Vacuum Ovens less than 2 ft3 (57 liters); Vacuum filtration up to 6 funnels Vacuum filtration up to 6 funnel manifold; Lab automation - aspiration of systems utilizing 96 / 256 well format; Welchnet lab installations up to 10 outlet fixtures (geneneral use, filtration) Vacuum Ovens 2 to 4.5 ft3 (57 to 127 liters); Glove Box transfer chamber and purge / fill cycles - up to 30 ft3 (0.84 m3) Vacuum filtration up to (2) 6 funnel manifolds; Lab automation - aspiration of systems utilizing 96 / 256 well format; Welchnet lab installations up to 20 outlet fixtures (geneneral use, filtration)
Type Laboratory Vacuum Pump Laboratory Vacuum Pump Laboratory Vacuum Pump Laboratory Vacuum Pump Laboratory Vacuum Pump Laboratory Vacuum Pump Laboratory Vacuum Pump Laboratory Vacuum Pump
Free Air Displacement cfm (l/min.) @60Hz 0.39(11) 0.76(22) 1.2(34) 1.6(45) 2.1(60) 3.5(100) 3.5(100) 7.1(201)
Free Air Displacement m3/hr (l/min.) @50Hz 0.55(9.2) 1.1(18) 1.7(28) 2.3(38) 3.0(50) 4.9(83) 4.9(83) 10(168)
Ultimate Pressure 219(292) 100(133) 70(93) 60(80) 5(6.7) 60(80) 5(6.7) 60(80)
Maximum Vacuum 21.3 26 27.2 27.6 29.8 27.6 29.8 27.6
Max Pressure PSIG (pascal) 33(3.3 x 105) 100(106) 50(5 x 105) 100(106)        
Motor Horsepower (watts) 1/30(25) 1/8(93) 1/8(93) 1/4(190) 1/3(250) 1/3(250) 1/3(250) 1/3(250)
Adjustable Vac. / Gas Ballast   Yes Yes Yes Yes Yes Yes Yes
Tubing Needed 3/16(5) 3/16(5) 3/16(5) 3/16(5) 1/4(7) 1/4(7) 1/4(7) 1/4(7)
Intake Thread NPT 3/16 in. Hose 1/4 1/4 1/4 1/4 1/4 1/4 1/4
Overall Dimensions LxWxH in. (cm) 7.6x4.5x7.5 (19.4x11.4x19.1) 8.1x8.8x10 (20.6x22.4x25.4) 8.1x8.8x10 (20.6x22.4x25.4) 10x7.5x9 (25.4x19.1x7.7) 17.3x6.5x10.5 (43.9x16.5x26.7) 15.0x10x10 (38.1x25.4x25.4) 17x7.5x12 (43.2x42.3x19.1) 17x7.5x12 (43.2x42.3x19.1)
Ship Weight 6(2.7) 17(7.7) 17(7.7) 17(7.7) 24(10.9) 24(10.9) 32(14.5) 32(14.5)
Shipping Carton Dimensions LxWxH in. (cm) 11x7x8.3 (28x18x21) 15.3x12.3x12.7 (39x31x32) 15.3x12.3x12.7 (39x31x32) 15.3x12.3x12.7 (39x31x32) 21x12x15 (53x30x38) 21x12x15 (53x30x38) 21x12x15 (53x30x38) 21x12x15 (53x30x38)
Intake Catch Jar   Yes Yes Yes Yes Yes Yes Yes
Exhaust Catch Jar   Yes Yes Yes        
Adjustable Vacuum   Knob Knob Knob Knob Knob Knob Knob
Adjustable Pressure   Yes Yes Yes        
Vacuum Gauge   Dial Dial Dial Dial Dial Dial Dial
Pressure Gauge   Dial Dial Dial        
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