WELCHCommercial & Industrial Refrigeration Service Rotary Vane Vacuum Pumps
WELCH Vacuum Pump: 1 hp, 1 Phase, 115/230V AC, 17.7 cfm Free Air Displacement
The WELCH 1397B-46 is a 1 hp commercial and industrial refrigeration service rotary vane vacuum pump. It operates on 115/230V AC single-phase power and features an NPT connection with a free air displacement of 17.7 cfm.
SKU 3G-OTH-136006
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WELCH Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
The WELCH 1397B-46 is a 1 hp commercial and industrial refrigeration service rotary vane vacuum pump. It operates on 115/230V AC single-phase power and features an NPT connection with a free air displacement of 17.7 cfm.
Used in
Common applications for WELCHIndustrial vacuum processing — WELCH lubricated rotary vane pumps (e.g., MPN 3041-01) for continuous operation in manufacturing
Refrigeration system evacuation — WELCH commercial refrigeration service pumps (e.g., MPN 1397B-46) for HVAC maintenance
Chemical handling — WELCH chemical duty diaphragm pumps (e.g., MPN 2037B-01) for oil-free vacuum in corrosive environments
Portable field service — WELCH portable diaphragm pumps (e.g., MPN 2050B-01) for on-site vacuum applications
Laboratory vacuum systems — WELCH lubricated rotary vane pumps (e.g., MPN 3016-02) for research and testing
Vacuum pump maintenance — WELCH replacement hoses (e.g., MPN 331040-10) and inlet condensers (e.g., MPN 320016) for system upkeep
WELCH Products
3G Electric supplies WELCH commercial & industrial refrigeration service rotary vane vacuum pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
