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Welch Vacuum Pumps

Gardner Denver Welch Vacuum Technology, Inc, formerly Welch Rietschle Thomas, is a wholly-owned subsidiary of Gardner Denver, a leading global manufacturer of compressors, vacuum pumps, and related products. Within Gardner Denver, Welch is an SBU of the Thomas Products Division.

Starting in 1880, Welch has provided quality vacuum pumps for laboratory, industrial and educational applications. It has now been over a century and today, Welch is a leading manufacturer of vacuum pump products for chemical and biological laboratories, high vacuum manufacturing, and air conditioning/refrigeration. With headquarters in Niles, Illinois, the Welch product line includes oil lubricated rotary vane vacuum pumps; dry piston and diaphragm vacuum pumps; and specialized vacuum systems, components, and applications. One thing that hasn't changed over the past 100 years is the Welch reputation for building pumps of exceptional performance and durability.

Below is a sampling of some of the most popular Welch pumps available. As a proud distributor of Welch products, we are glad to provide application assistance. feel free to call us at 714-938-1300

Accessories:

  • Intake filter
  • Exhaust filter
  • Gauge
  • Maintenance kit
  • Hose

More Welch Pumps:

Welch Single Stage Rotary Vane Pumps

 
Download Spec Sheet Send product enquiry for quote Buy directly via Avac Shopping cart

BELT DRIVEN 
PART # : 40.44024.01
PUMP MODEL: 1400B-01
DISPLACEMENT: 0.9 CFM  25 L/MIN
New
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1/3
1PH/3PH : 1
INLET : 7/16 TUBE
EXHAUST : 3/4 X 20
OIL : .6 QTS
PRICE NEW : $1,717
 
PART # : 40.44024.02
PUMP MODEL: 1400
DISPLACEMENT: 0.9 CFM  25 L/MIN
Rebuilt
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1/3
1PH/3PH : 1
INLET : 7/16 TUBE
EXHAUST : 3/4 X 20
OIL : .6 QTS
PRICE REBUILT: $825
 
PART # : 40.44037.01
PUMP MODEL: 1405B-01
DISPLACEMENT: 3.2 CFM 90 L/MIN
New
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1/2
1PH/3PH : 1

INLET : 7/16 TUBE
EXHAUST : 3/4 X 20
OIL : .43 QTS
PRICE NEW

: $2,343

 
PART # : 40.44037.02
PUMP MODEL: 1405
DISPLACEMENT: 3.2 CFM 90 L/MIN
Rebuilt
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1/2
1PH/3PH : 1
INLET : 7/16 TUBE
EXHAUST : 3/4 X 20
OIL : .43 QTS
PRICE REBUILT : $1,025
 
PART # : 40.44026.01
PUMP MODEL: 1402B-01
DISPLACEMENT: 5.6 CFM  160 L/MIN
New
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1/2
1PH/3PH : 1 OR 3 PH
INLET : 13/16 TUBE
EXHAUST : 1 X 20
OIL : 2.25 QTS
PRICE NEW : $2,595
 
PART # : 40.44026.02
PUMP MODEL: 1402
DISPLACEMENT: 5.6 CFM  160 L/MIN
Rebuilt
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1/2
1PH/3PH : 1 OR 3 PH
INLET : 13/16 TUBE
EXHAUST : 1 X 20
OIL : 2.25 QTS
PRICE REBUILT: $1,225
 
PART # : 40.44026.04
PUMP MODEL: 1402
DISPLACEMENT: 5.6 CFM  160 L/MIN
New
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1/2
1PH/3PH : 1 OR 3 PH
INLET : 13/16 TUBE
EXHAUST : 1 X 20
OIL : 2.25 QTS
PRICE NEW : $895
 
PART # : 40.44008.01
PUMP MODEL: 1376B01
DISPLACEMENT: 10.6 CRM 300 L/MIN
New
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1
1PH/3PH : 1 OR 3 PH
INLET : 13/16 TUBE
EXHAUST : 1 X 20
OIL : 2.5 QTS
PRICE NEW: $3,511
 
PART # : 40.44008.02
PUMP MODEL: 1376
DISPLACEMENT: 10.6 CRM 300 L/MIN
Rebuilt
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1
1PH/3PH : 1 OR 3 PH
INLET : 13/16 TUBE
EXHAUST : 1 X 20
OIL : 2.5 QTS
PRICE REBUILT : $1,599
 
PART # : 40.44018.01
PUMP MODEL: 1397B-01
DISPLACEMENT: 17.7 CFM 500 L/MIN
New
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1
1PH/3PH : 3 PH
INLET : 1 5/8 TUBE
EXHAUST : 1.75 X 20
OIL : 48 QTS
PRICE NEW : $4,617
 
PART # : 40.44018.02
PUMP MODEL: 1397
DISPLACEMENT: 17.7 CFM 500 L/MIN
Rebuilt
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1
1PH/3PH : 3 PH
INLET :1 5/8 TUBE
EXHAUST : 1.75 X 20
OIL : 16 QTS
PRICE REBUILT : $1,675
 
PART # : 40.44004.01
PUMP MODEL: 1374B-01
DISPLACEMENT: 23 CFM 650 L/MIN
New
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1 1/2
1PH/3PH : 3 PH

INLET : 1 5/8 TUBE
EXHAUST : 1.75 X 20
OIL : 1.25 QTS
PRICE NEW

: $5,427

 
PART # : 40.44004.02
PUMP MODEL: 1374
DISPLACEMENT: 23 CFM 650 L/MIN
Rebuilt
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1 5/8
1PH/3PH : 3 PH
INLET : 1 5/8 TUBE
EXHAUST : 1.75 X 20
OIL : 1.25 QTS
PRICE REBUILT: $2,395
 
PART # : 40.44006.02
PUMP MODEL: 1375
DISPLACEMENT: 35 CFM 997 L/MIN
Rebuilt
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 2
1PH/3PH : 3 PH
INLET : FLANGE
EXHAUST : 2 1/2 SQ HOLE
OIL : 1 QTS
PRICE REBUILT : $3,195
 
PART # : 40.44020.02
PUMP MODEL: 1398
DISPLACEMENT: 53 CFM  1510 L/MIN
Rebuilt
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 3
1PH/3PH : 3 PH
INLET : FLANGE
EXHAUST : 2 1/2 SQ HOLE
OIL : 2 QTS
PRICE REBUILT : $4,575
 
 
DIRECT DRIVE 
PART # : 40.44057.01
PUMP MODEL: 8890A
DISPLACEMENT: 1.1 CFM 31 L/MIN
New
ULTIMATE VACUUM : 1 X 10-1
MOTOR HP : 1/4
1PH/3PH : 1 PH
INLET : 1/4 NPT
EXHAUST : 3/4 - 20
OIL : .48 QTS
PRICE NEW : $1,810
 
PART # : 40.44090.01
PUMP MODEL: 8905A
DISPLACEMENT: 1.8 CFM 51 L/MIN
New
ULTIMATE VACUUM : 2 X 10-3
MOTOR HP : 1/4
1PH/3PH : 1 PH
INLET : 3/4 - 20
EXHAUST : 3/4 - 20
OIL : .42 QTS
PRICE NEW: $1,872
 
PART # : 40.44060.01
PUMP MODEL: 8907A
DISPLACEMENT: 2.6 CFM 73 L/MIN
New
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1/2
1PH/3PH : 1 PH
INLET : 1 1/8 - 20
EXHAUST : 1 -20
OIL : 1 QTS
PRICE NEW : $2,246
 
PART # : 40.44061.01
PUMP MODEL: 8912A
DISPLACEMENT: 3.8 CFM 108 L/MIN
New
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1/2
1PH/3PH : 1 PH
INLET : 1 1/8 - 20
EXHAUST : 1 -20
OIL : .9 QTS
PRICE NEW : $2,458
 
PART # : 40.44055.01
PUMP MODEL: 8917A
DISPLACEMENT: 6.1 CFM 173 L/MIN
New
ULTIMATE VACUUM : 1 X 10-4
MOTOR HP : 1/2
1PH/3PH : 1 PH
INLET : 1 1/8 - 20
EXHAUST : 1 -20
OIL : .9 QTS
PRICE NEW : $2,683
 
PART # : 40.44046.01
PUMP MODEL: 8920A
DISPLACEMENT: 7.7 CFM 218 L/MIN
New
ULTIMATE VACUUM : 3 X 10-4
MOTOR HP : 1/2
1PH/3PH : 1 PH
INLET : 1 1/8 - 20
EXHAUST : 1 -20
OIL : 1.3 QTS
PRICE NEW: $2,896
 
PART # : 40.44052.01
PUMP MODEL: 8925A
DISPLACEMENT: 11.3 CFM 320 L/MIN
New
ULTIMATE VACUUM : 4 X 10-4
MOTOR HP : 3/4
1PH/3PH : 1 PH
INLET : 1 1/8 - 20
EXHAUST : 1 -20
OIL : 1.2 QTS
PRICE NEW : $3,244
 
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