Welch Vacuum Pumps Belt Drive
Welch Belt Drive Vacuum Pumps are rugged, high-performance rotary vane vacuum pumps designed for demanding laboratory and industrial applications. Known for their durability and reliability, Welch belt-drive pumps deliver strong pumping speeds and deep ultimate vacuum while offering easy maintenance and long service life.
Featuring a robust belt-drive system that reduces motor speed and vibration, these pumps run cooler and quieter than direct-drive models. They are ideal for applications requiring continuous duty, high gas ballast tolerance, and heavy-duty vacuum work.
Key Advantages:
- Heavy-duty construction for long-term reliability
- Lower RPM for reduced wear and quieter operation
- Excellent vapor handling with high gas ballast capacity
- Easy belt and pulley maintenance
- Available in single-stage and two-stage configurations
Welch belt drive vacuum pumps are the preferred choice for laboratories, industrial processes, refrigeration service, and vacuum systems where toughness and dependable performance are essential.
New on Our Blog: Why Welch Belt-Driven Rotary Vane Vacuum Pumps Last Longer: Slower Speed, Cooler Operation, Cleaner Oil
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Welch 1374 DuoSeal Vacuum Pump, 115V 60Hz 1 PH, Model 1374B-01
$ 8,141.47$ 9,809.00 -
Welch 1374, DUOSEAL Unmounted Pump, 23 CFM
$ 7,236.77$ 8,719.00 -
Welch 1374B-01 DuoSeal Vacuum Pump
$ 8,141.47$ 9,809.00 -
Welch 1374B-01F, Vacuum Pump - Fomblin prepared vacuum pump
$ 8,959.85$ 10,795.00 -
Welch 1374M-01 DUOSEAL Vacuum Pump | 23 CFM
$ 8,400.43$ 10,121.00 -
Welch 1376 DuoSeal Unmounted Pump 1376
$ 4,523.50$ 5,450.00 -
Welch 1376B-01 DuoSeal Vacuum Pump
$ 5,082.92$ 6,124.00 -
Welch 1376B-01, DUOSEAL, 115V 60Hz 1Ph, 10.6 CFM
$ 5,082.92$ 6,124.00 -
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Welch 1376B-46 Duoseal Vacuum Pump for Refrigeration
$ 5,255.56$ 6,332.00 -
Welch 1376C-03 DUOSEAL Vacuum Pump – 10.6 CFM
$ 5,513.69$ 6,643.00 -
Welch 1376M-01 DUOSEAL Vacuum Pump – 10.6 CFM | 3-Phase 230V/460V
$ 5,470.53$ 6,591.00 -
Welch 1376N-01, Chemstar Vacuum Pump
$ 5,944.46$ 7,162.00 -
Welch 1376N-60, Chemstar Vacuum Pump
$ 6,073.94$ 7,318.00 -
Welch 1397 DuoSeal Vacuum Pump, 115V 60Hz 1 PH, Model 1397B-01
$ 6,806.00$ 8,200.00 -
Welch 1397, DuoSeal Unmounted Pump
$ 6,246.58$ 7,526.00 -
Welch 1397B-01 DuoSeal Vacuum Pump
$ 6,806.00$ 8,200.00 -
Welch 1397B-46, Duoseal Pump for Refrigeration
$ 7,150.45$ 8,615.00 -
Welch 1397C-03, Vacuum Pump
$ 7,150.45$ 8,615.00 -
Welch 1397M-01 Vacuum Pump - Ultimate Pumping Performance
$ 7,236.77$ 8,719.00 -
Welch 1399, DuoSeal Unmounted Pump
$ 1,787.82$ 2,154.00 -
Welch 1399B-01, Single Stage Vacuum Pump
$ 2,153.85$ 2,595.00 -
Welch 1399C-02, Vacuum Pump
$ 2,304.91$ 2,777.00 -
Welch 1399N-01, ChemStar Vacuum Pump
$ 2,950.65$ 3,555.00 -
Welch 1400 DuoSeal Vacuum Pump, 115V 60Hz 1 PH, Model 1400B-01
$ 2,476.72$ 2,984.00 -
Welch 1400, DuoSeal Unmounted Pump
$ 2,110.69$ 2,543.00 -
Welch 1400B-01 DuoSeal Vacuum Pump
$ 2,476.72$ 2,984.00 -
Welch 1400B-01F, Vacuum Pump - Fomblin prepared vacuum pump
$ 3,166.45$ 3,815.00 -
Welch 1400C-01, Vacuum Pump
$ 2,627.78$ 3,166.00 -
Welch 1400C-02, Vacuum Pump
$ 2,649.36$ 3,192.00 -
Welch 1400N, DuoSeal Unmounted Pump
$ 2,627.78$ 3,166.00 -
Welch 1400N-01, DuoSeal ChemStar Vacuum Pump
$ 2,950.65$ 3,555.00
