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Product Gallery Welch DuoSeal 1374B-01 Vacuum Pump - Chemtech Scientific

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Welch 1374 DuoSeal Vacuum Pump, 115V 60Hz 1 PH, Model 1374B-01

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The Welch 1374B-01 DuoSeal vacuum pump is a rugged and robust vacuum pump for applications requiring pressures < 1 Torr. The Welch 1374B-01 achieves < 0.001 Torr with a pumping speed of 650 liters/min (23 CFM).

Two stage, oil sealed vacuum pumps should not be operated continuously at pressures above 1 Torr. Operating this DuoSeal 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 1 Torr.

What's included 2 qts DuoSeal vacuum pump oil
Pumping Speed 23 CFM (650 l/min)
Max. Vacuum 0.001 torr
Oil Capacity 1.25 qt(1.2 l)
Tubing Needed 1-5/8(41)
Exhaust / Intake threads 1.75-20
Pump RPM 510
Dimensions LxWxH 26"x13.7"x18.8"
Weight 220 lb (100 kg)
Wiring 115V, 60 hz
Welch 1374 DuoSeal Vacuum Pump, 115V 60Hz 1 PH, Model 1374B-01

The Welch 1374B-01 DuoSeal vacuum pump is a rugged and robust vacuum pump for applications requiring pressures < 1 Torr. The Welch 1374B-01 achieves < 0.001 Torr with a pumping speed of 650 liters/min (23 CFM).

Two stage, oil sealed vacuum pumps should not be operated continuously at pressures above 1 Torr. Operating this DuoSeal 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 1 Torr.

What's included 2 qts DuoSeal vacuum pump oil
Pumping Speed 23 CFM (650 l/min)
Max. Vacuum 0.001 torr
Oil Capacity 1.25 qt(1.2 l)
Tubing Needed 1-5/8(41)
Exhaust / Intake threads 1.75-20
Pump RPM 510
Dimensions LxWxH 26"x13.7"x18.8"
Weight 220 lb (100 kg)
Wiring 115V, 60 hz
Welch 1374 DuoSeal Vacuum Pump, 115V 60Hz 1 PH, Model 1374B-01

Brochures

Accessories

  • Accessory Welch Vacuum 1374 Pump Manual
  • Brochure Dimensional drawing
  • Brochure Repair kits
  • Brochure Spare parts and accessories
  • Accessory Welch 1407K-25 Pump Oil, 55 Gallons
  • Accessory Welch DuoSeal Vacuum Pump Oil, Liter 1407K-11
  • Accessory Welch 1401D
  • Accessory Welch 1393H ISO Adapter NW 40 for 1397, 1374
  • Accessory Welch 1393L Hose Adapter 1-5/8 ID
  • Accessory Welch 1417H-01 Replacement Element
  • Accessory Welch 1397K‐07 MINOR REPAIR KIT, for 1397 and 1374 Vacuum Pump
  • Accessory Welch 1397K‐08 MAJOR REPAIR KIT, for 1397 and 1374 Vacuum Pump
  • Accessory Welch 1407K-15 Duo Seal Pump Oil 1 Gallon
  • Accessory Welch 1407K-20 Duo Seal Pump Oil 5 Gallons
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