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One (1) used welch vacuum pump, model 1403, with .5 hp, 115/230 volt motor, serial# 12937.
Douseal vacuum pump, model 1403, manufactured by welch. unit has 1/2" inlet and outlet, is 1/4 hp, 115/230 volt, 1725 rpm. serial number 9146.
This welch 1.0 vacuum pump is in excellent condition. this unit powers up and pulls strong.
Duoseal high vacuum pumps are effective for drying using large vacuum manifolds, and are ideal for vacuum distillations, concentrating, drying, and degassing applications. the <0.001 torr ultimate pressure result...
aisle: 3 | weight: 52
Welch dryfast ultra solid ptfe pump welch 2032b-01 vacuum pump welch vacuum pump used - 25 lpm, 0.9 cfm, 2 torr, 3 mbar file photo