Skip Content

Piston Air Compressor/Vacuum Pump,1/2HP close
close x

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.
How can we improve our Product Images?

Piston Air Compressor/Vacuum Pump, 1/2HP


Price: $996.50 / each

Please sign in or register to access lists

  • Item # 5KA94
  • Mfr. Model # 4LCB-251-M450X
  • UNSPSC # 40151502
  • Catalog Page # 3650
  • Shipping Weight 36.6 lbs.
Country of Origin USACountry of Origin is subject to change.

Technical Specs

  • ItemPiston Air Compressor/Vacuum Pump
  • HP1/2
  • Voltage115/230VAC
  • Hz60
  • Phase1
  • Full Load Amps12/6
  • Inlet Size1/4" NPT
  • Outlet Size1/4" NPT
  • Max. PSI Cont./Int.50/50
  • Free Air CFM @ 0 PSI4.5
  • Free Air CFM @ 20 PSI3.5
  • Free Air CFM @ 40 PSI3.1
  • Free Air CFM @ 50 PSI3
  • Max. Vacuum27.5" Hg
  • Free Air CFM @ 0 In. Hg4.5
  • Free Air CFM @ 10 In. Hg1.5
  • Free Air CFM @ 20 In. Hg0.6
  • Overall Length13-1/6"
  • Overall Width12"
  • Overall Height8-7/8"
  • Cylinder MaterialCast Iron
  • Number of Cylinders2
  • Motor TypeCapacitor Start
  • RPM1725
  • Sound Rating75 dBA
  • DesignRocking Piston
  • Lubrication TypeOil-Less
  • FinishGray Paint
  • ValveStainless Steel
  • StandardsCSA, UL
  • Temp. Range32 Degrees to 104 Degrees F
  • Thermal ProtectionAutomatic
  • ApplicationIndustrial
How can we improve our Technical Specifications?

Compliance and Restrictions


Repair Parts

Displaying repair parts for model:
  • 4LCB-251-M450X

Alternate Products

Rated 5 out of 5 by 1reviewer.
1-1 of 1

Product Reviews Disclaimer:
Grainger is neither responsible for, nor does it endorse, the content of any product review or statement posted. Any statements posted constitute the statements of the poster and are not the statements of Grainger. The statements posted by Grainger employees with the Grainger employee badge represent the views of such employees and are not the statements of Grainger. Grainger makes no representations as to the appropriateness, accuracy, completeness, correctness, currentness, suitability, or validity of any product review or statements posted, including those posted by employees with the Grainger employee badge, and is not liable for any losses, injuries or damages which may result from any such product review or statements. Use of any linked web site provided in a product review or post is at the user's own risk.

Product Q&A

(1 Question : 0 Answers)

Ask your questions. Share your answers.

« Back
I work for contractor supporting the Department of Energy and require the electronic equipment to be certified by an independent lab for use in the US.
2 weeks, 3 days ago
Read all my Q&A
Please wait while more information about braddoe is loaded.
Additional information about braddoe could not be loaded.
0out of 0found this question helpful.
Was this helpful?helpful0unhelpful0
1 Person needs an answerI have this question too
1 of 1
1 of 1