Welch BTpro40 Xtra Silica Very versatile

Very versatile

More efficient than older silica gel and alumina desiccants

7 cm Pump Type Pressure Flammability Class (DIN 12876-1) I (NFL) Working Temperature Range °F -4° to 338° Working Temperature Range °C -20° to 170° Nominal Cooling Capacity @ +20C (W) 200 Reservoir Capacity (gallons) 1

3 Kg Shipping Weight: 449 lbs / 207

Attach circulator to condenser and set temperature to 50C

Welch BTpro40 Xtra Silica Very versatileWelch BTpro40 (CSA) Certified ***Note: This item has a possible lead time of 2 3 weeks depending on stock availability.*** Welchs BTpro vacuum pump series has a flow and vacuum level to provide fast performance for your size of rotary evaporator, glass reactor, purge oven, or winterization filtration apparatus. These chemical duty PTFE diaphragm pumps are oil free. The pumping action and deep vacuum comes from the movement of PTFE diaphragms within