Welch DuoSeal is a single-stage pump with metal vanes and motor mounted on steel base with rubber feet.
- Weight: 51 lb.
- Height: 10"
- Width: 9"
- Length: 17"
- Maximum Vacuum: 15 μm (.015 Torr)
The adapter with a bleeder valve fits the intake in place of the nipple to permit mounting the plate.
The plate diameter is 10.6”, and the free air displacement is 35 L/minute (1.2 CFM).
Ordering information: This pump includes WL1407K oil, with an extra quart, a pump plate and adapter with a three-wire cord/plug. 7/16" ID vacuum tubing is needed.