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Product Gallery Welch 1399B-01 Single Stage Vacuum Pump

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Welch 1399B-01 Single Stage Vacuum Pump

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The Welch 1399B-01 Single stage vacuum pump is a rugged and robust vacuum pump for applications requiring pressures < 30 Torr. The Welch 1399B-01 achieves < 0.030 Torr with a pumping speed of 35 liters/min (1.2 CFM).

Single stage, oil sealed vacuum pumps should not be operated continuously at pressures above 30Torr. Operating this vacuum pump at higher pressure will induce excessive oil spraying from the exhaust of the vacuum pump causing premature failure and void warranty. Please consult your Chemtech Scientific Representative for consultation, should the ultimate pressure of your process run above 30 Torr.

Pumping Speed 1.2 CFM (35 l/min)
Max. Vacuum 0.030 torr
Vacuum Pump Oil Capacity 0.5 qt(0.47 l)
Tubing Needed 7/16(11)
Exhaust / Intake threads 3/4-20
Pump RPM 750
Dimensions LxWxH 17"x9"x10"
Weight 51 lb (23 kg)
Wiring 115V, 60 hz

The Welch 1399B-01 Single stage vacuum pump is a rugged and robust vacuum pump for applications requiring pressures < 30 Torr. The Welch 1399B-01 achieves < 0.030 Torr with a pumping speed of 35 liters/min (1.2 CFM).

Single stage, oil sealed vacuum pumps should not be operated continuously at pressures above 30Torr. Operating this vacuum pump at higher pressure will induce excessive oil spraying from the exhaust of the vacuum pump causing premature failure and void warranty. Please consult your Chemtech Scientific Representative for consultation, should the ultimate pressure of your process run above 30 Torr.

Pumping Speed 1.2 CFM (35 l/min)
Max. Vacuum 0.030 torr
Vacuum Pump Oil Capacity 0.5 qt(0.47 l)
Tubing Needed 7/16(11)
Exhaust / Intake threads 3/4-20
Pump RPM 750
Dimensions LxWxH 17"x9"x10"
Weight 51 lb (23 kg)
Wiring 115V, 60 hz

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  • Brochure Dimensional drawing
  • Brochure Manual
  • Brochure Repair kits
  • Brochure Spare parts and accessories
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  • Accessory Welch 1417L
  • Accessory Welch 1407K-25 Pump Oil, 55 Gallons
  • Accessory Welch 1393F ISO Adapter NW 16 for 1399 & 1400
  • Accessory Welch 1399K-03 MINOR REPAIR KIT, for 1399 Vacuum Pump
  • Accessory Welch 1399K-04 MAJOR REPAIR KIT, for 1399 Vacuum Pump
  • Accessory Welch DuoSeal Vacuum Pump Oil, Liter 1407K-11
  • Accessory Welch 1407K-15 Duo Seal Pump Oil 1 Gallon
  • Accessory Welch 1407K-20 Duo Seal Pump Oil 5 Gallons
  • Accessory Welch 1393J Hose Adapter 7/16 ID
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