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Welch - Model 2019 Diaphragm Pump (Free air flow 37L/min; Maximum vacuum 24" Hg)

SKU 2019B-01
Original price $1,072.55 - Original price $1,072.55
Original price
$1,072.55 - $1,072.55
Current price $1,072.55

Product Details

  • PTFE Contact Surfaces
  • Light and Portable

Suggested Applications

  • Vacuum Filtration

Economical Model 2019 diaphragm vacuum pump is durable and chemical resistant. Use Model 2019 for vacuum filtration, desiccation, degassing, and other mid-range vacuum applications.

Recommended for operations utilizing organic / aqueous solvents and or light acid / base (e.g. acetic acid) solutions. Ideal for single funnel vacuum filtrations, SPE manifolds, or up to 6 holder manifold filtrations.

Free air flow 37L/min; Maximum vacuum 24" Hg. Pump can also be used to pressurize up to 18 PSIG. Comes standard with 115V line cord and convenient power switch.


Free Air Displacement, CFM (l/min) 1.3 (37)
Ultimate Vacuum, torr (mbar) 150 (200)
Max. Vacuum, in Hg 24
Tubing Needed, I.D. in. (mm) 1/4 (7)

Weight, lbs

Overall Dimensions 8.8 x 5 x 8.8
MODEL 2019B-01