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Vacuum Pumps
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Solve Vacuum Challenges Across Lab, Industry, and OEM Applications

If you're managing sensitive biotech samples, scaling up freeze drying processes, or integrating vacuum systems into analytical instruments, Welch Vacuum’s product portfolio offers targeted solutions. This overview brochure consolidates the full range of Welch vacuum pump technologies—from oil-sealed rotary vane pumps to modular vacuum networks—designed for precision, reliability, and chemical resistance across demanding environments.

Welch, a brand of Ingersoll Rand, has specialized in vacuum technology for over a century. Their systems are engineered for Pharmacy, Biology, Chemistry, and Industrial Manufacturing, with production certified to DIN ISO 9001:2015 standards.

Welch Vacuum Product Overview

What’s Inside the Brochure

Rotary Vane Pumps

  • CRVpro series: 9 models, flow rates from 2 to 65 m³/h
  • DUOSEAL® and CHEMSTAR®: Belt-driven pumps for fine vacuum and corrosive vapors
  • Application packages for freeze drying, cold traps, and vacuum monitoring

Diaphragm Pumps

  • MPC series: Chemical-resistant, PTFE wetted parts, ATEX-certified
  • MP series: Standard duty for non-corrosive gases
  • MXPC systems: Fully assembled lab-ready units
  • OEM-ready models with BLDC motors

Diaphragm Vacuum Systems

  • MPKC: Mobile stations with digital controllers
  • LVS: Automated systems with ecoflex control
  • WELCHNET: Modular vacuum networks for lab renovations
  • BIOVAC: Closed suction systems for biosafety levels 1–3

WOB-L® Piston Pumps

  • Oil-free, robust pumps for filtration, drying, and automation
  • Flow rates from 9 to 168 l/min, vacuum down to 7 mbar

Roots and UHV Systems

  • ChemStar Dry: Oil-free blower systems for sublimation
  • Turbomolecular and oil diffusion systems: Ultimate vacuum to 5×10⁻⁸ mbar

Vacuum Measurement & Control

  • VCpro: Benchtop controller with ceramic-coated sensor
  • VMpro: Pirani + capacitance membrane sensor
  • MRV: Multi-range gauge/controller with USB and data logging
  • VMF: Bourdon dial gauges for rough vacuum

Vacuum Hardware & Components

  • KF, ISO-K, CF flanges
  • Valves: manual, electromagnetic, electropneumatic
  • Custom vacuum chambers and assemblies

FAQs

From rough vacuum (1100 mbar) down to ultra-high vacuum (5×10⁻⁸ mbar), depending on the pump type.