✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
U 4.300 Oil lubricated rotary vane vacuum pump from the U Series (BECKER) is cool running, quiet and highly efficient. Non-return valve and efficient oil separation are integrated.
U 4.300 1/3~ | 5/3~ | 7/3~ 50 Hz 60 Hz
Nominal Pumping Speed m³/h 300 360
Ultimate Pressure 1/3~ mbar abs. <0.5 – 100
Ultimate Pressure 5/3~ | 7/3~ mbar abs. <0.5 – 400
Rated voltage 1/3~ V Δ400 | IE2 Δ460 | IE2
Δ400
Rated voltage 5/3~ V Δ400 | IE2 Δ460
Δ400
Rated voltage 7/3~ V Δ200/Y350 Δ230/Y380-400 | IE2
Δ200/Y350
Nominal Motor Rating 1/3~ kW 5.5 6.6
Nominal Motor Rating 5/3~ | 7/3~ kW 7.5 9.0
Current consumption 1/3~ A 11.1 11.0 | 12.6
Current consumption 5/3~ A 16 15.5 | 18
Current consumption 7/3~ A 31.8/18.3 31.5/18.2-17.3 | 33.9/19.5
Nominal Motor Speed 1/3~ min-1 1450 1740 | 1715
Nominal Motor Speed 5/3~ min-1 1445 1735 | 1725
Nominal Motor Speed 7/3~ min-1 1450 1760 | 1745
Noise level dB(A) 74 76
Max. weight kg 93.5 +
Oil l 7
Oil
Oil Ident No. Description
BECKER LUBE M 100 960009 00000 Mineral Oil
BECKER LUBE S 100 960016 00100 Synthetic Oil
BECKER LUBE SL 100 960023 00100 Food Sector
Pump Variations
Variations
U 4.300 GB gas ballast valve
-25 Oil-to-water heat exchanger
-51 Oil bath heating, level transmitter and thermostat
(F 250) With suction filter F 250 (paper cartridge)
Ask questions
(0/1,200)
- Q: How can I apply for a purchase invoice?
A: On the checkout page, you can select the option for an invoice and fill in the relevant invoice information. We will provide you with the corresponding invoice according to your request.
- Q: Can I save my payment information for faster checkout?
A: We prioritize the security of your payment information and do not store sensitive payment details on our servers. However, you may have the option to securely save your payment information with trusted third-party payment processors for faster checkout on future orders.
- Q: Do you have a size conversion chart for international customers?
A: Yes, we provide size conversion charts for international customers on our website. These charts help you convert sizes between different measurement systems, ensuring you select the appropriate size for your region. They can usually be found in the product description or on the size guide page.
Reviews
- D
Douglas Donofrio
Mar 25, 2026
Becker Vacuum Pump U4300Feeling pleasedHelpfulUnhelpful - J
Joseph Jr Cioffi
May 18, 2025
Becker Vacuum Pump U4300It was the right part and super cheapHelpfulUnhelpful - R
RONALD CHESHER
Dec 18, 2024
Becker Vacuum Pump U4300I’m a repeat customer from now on.HelpfulUnhelpful - D
David Sheppard
Jun 20, 2024
Becker Vacuum Pump U4300Turbo-charged lead timeHelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Becker Vacuum Pump U4300All was ok! No problems whatsoever.HelpfulUnhelpful
Becker Vacuum Pump U4300
✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
People who bought this item also viewed
JK Magnet Pump JMH-453
EMP Diaphragm Pump FX-7070ST
RESUN Water Pump KING-4
WALRUS Mechanical Seal 12mm 2T 4T
Customers frequently viewed
IWAYA DENKI Water Pump 25CJT0752
Panasonic Servo Motor MHMF022L1V2M
Honeywell Solenoid Valve VE4025B1045
ROTEN Mechanical Seal 8E5K-22-X
SANDSUN Overload Pump VA08H-760
GS Battery 6-QW-60(450)-(55D23L-KR)
Rechi Compressor 44R273A
MINDMAN Air Cylinder MCQV2-11-40-200
Mitsubishi Compressor YB645WTG
WAGNER Piston Pump Jaguar 75-150
Elecall Fan BFAG-500B220V
HIWIN Linear Guideway KK60D05C
Keyence Sensor CZ-H37S
BANLMEYD BMD Bearing 6213N/P5
Copeland Compressor ZS75K4-TWD-551
Honeywell Sensor 19C015PG2K
Servo Fan D1225X14BXCPA41
ADDA Fan AD0912UB-A71GL

