Rotary vane pump Complete packages Premium CRVpro 4/6 + VMpro 2

The Welch CRVpro pumps are high-performance two-stage vacuum pumps. They impress with their long service life, high reliability and low maintenance requirements. The CRVpro series are the perfect partners for freeze dryers, vacuum concentrators, Schlenklines, glove boxes and vacuum ovens, as well as industrial applications.

• Cool running operation for less oil consumption
• Coated oil case to slow metal corrosion
• Extended oil change intervals for less maintenance costs
• Dual voltage

Scope of supply: Every pump is supplied complete with Directorr™ Premium vacuum pump oil, centering rings, clamping rings and motor overload protection.These complete packages offer the functions of the powerful, two-stage CRVpro vacuum pumps combined with the measuring accuracy of the chemistry-resistant vacuum gauge VMpro 2.


-The CRVpro 4 rotary vane pump with a flow rate of 63 l/min is particularly suitable for use with Schlenk technology and in conjunction with freeze dryers
-The CRVpro 6 rotary vane pump with a delivery rate of 85 l/min is particularly suitable for use with the Schlenk technique and in conjunction with freeze dryers and vacuum centrifuges
-The chemical-resistant vacuum gauge VMpro 2 combines Pirani technology with a ceramic capacitance diaphragm sensor and thus provides gas-type-independent, highly accurate values for reliable pressure measurement in the measuring range between 10 mbar and atmospheric pressure


Scope of supply: Rotary vane pump CRVpro 4 or CRVpro 6, Vacuum gauge VMpro 2, 2-way ball valve, oil mist filter AKD 16, T-piece, hose connector DN16KF-10/8, vacuum hose (2.5 m), oil drain kit