Built for automotive refinishing, composite fabrication, and industrial surface preparation, the Ingersoll Rand 4151-2 Random Orbital Air Sander combines a 6-inch sanding pad, 12,000 RPM free speed, and a vacuum-ready configuration to deliver smooth, consistent surface finishes while supporting dust extraction systems. Its random orbital sanding action (a combination of rotating and orbiting movement) helps reduce swirl marks, making it an excellent choice for preparing primers, blending body filler, and finishing painted surfaces before final coating.
The 4151-2 is designed for technicians who require dependable sanding performance throughout extended work shifts. Its lightweight composite housing helps reduce fatigue, while the balanced pneumatic motor provides smooth operation across metal, fiberglass, wood, and composite materials. The vacuum-ready design allows connection to an external dust extraction system, helping keep abrasive dust away from the work surface and improving shop cleanliness during continuous sanding operations.
Type: Random Orbital Air Sander | Model: 4151-2 | Configuration: Vacuum-Ready | Pad Diameter: 6 in. | Free Speed: 12,000 RPM | Orbit Type: Random Orbital | Air Inlet: 1/4 in. NPT | Recommended Hose Size: 3/8 in. | Power Source: Pneumatic
Features:
- Random orbital sanding action helps produce uniform finishes while minimizing visible swirl marks.
- Vacuum-ready configuration supports connection to compatible dust extraction systems for cleaner work environments.
- 6-inch sanding pad accepts commonly available abrasive discs used in automotive and industrial finishing.
- 12,000 RPM free speed provides efficient material removal and fast surface preparation.
- Lightweight composite housing helps reduce fatigue during prolonged sanding applications.
- Balanced pneumatic motor delivers smooth, consistent sanding performance.
- Suitable for preparing metal, fiberglass, composites, wood, and painted surfaces.
- Designed for compatibility with hook-and-loop sanding discs matched to the pad configuration.
Made in USA: 
Applications:
- Preparing automotive body panels before primer, paint, and clear coat application.
- Blending body filler and feather-edging repair areas during collision repair.
- Finishing fiberglass and composite components used in marine, transportation, and industrial manufacturing.
- Removing light coatings and preparing metal or wood surfaces for refinishing.
- General industrial maintenance, fabrication, and production sanding where dust extraction is preferred.
FAQs:
- Q: What does the vacuum-ready design offer?
A: The vacuum-ready configuration allows the sander to connect to an external dust collection system, helping reduce airborne dust and keep the work surface cleaner during sanding. - Q: Why is random orbital sanding preferred for finishing?
A: Random orbital motion combines spinning and orbital movement to produce a finer sanding pattern that helps reduce swirl marks before painting or polishing. - Q: What abrasive size is compatible with the 4151-2?
A: The tool is designed for use with compatible 6-inch sanding discs that match the pad's attachment system. - Q: What materials can this sander be used on?
A: It is suitable for sanding metal, fiberglass, composites, wood, body filler, primer, and painted surfaces when paired with the appropriate abrasive.
| SKU | Free Speed rpm |
Rated Power hp (kW) |
Pad Diameter in (mm) |
Orbit Diameter in (mm) |
Weight lb (kg) |
Average Air Consumption cfm (L/min) |
Air Consumption @ Load cfm (L/min) |
Sound Pressure / Power dBA |
Air Inlet NPTF in |
Min Hose Size in (mm) |
|---|---|---|---|---|---|---|---|---|---|---|
| 4151 | 12,000 | 0.2 (0.15) | 6" (150) | 3/16" (5) | 1.92 (.87) | 8 (226) | 15.5 (439) | 81.6 / 91 | 1/4" | 5/16" (8) |
| 4151-5* | 12,000 | 0.2 (0.15) | 5" (125) | 3/16" (5) | 1.92 (.87) | 8 (226) | 15.5 (439) | 81.6 / 91 | 1/4" | 5/16" (8) |
| 4151-HL* | 12,000 | 0.2 (0.15) | 6" (150) | 3/16" (5) | 1.92 (.87) | 8 (226) | 15.5 (439) | 81.6 / 91 | 1/4" | 5/16" (8) |
| 4151-2* | 12,000 | 0.2 (0.15) | 6" (150) | 3/16" (5) | 2.4 (1.1) | 8 (226) | 15.5 (439) | 81.6 / 91 | 1/4" | 5/16" (8) |
| 4152 | 12,000 | 0.2 (0.15) | 6" (150) | 3/32" (2.5) | 1.92 (.87) | 8 (226) | 15.5 (439) | 81.6 / 91 | 1/4" | 5/16" (8) |
| 4152-HL* | 12,000 | 0.2 (0.15) | 6" (150) | 3/32" (2.5) | 1.92 (.87) | 8 (226) | 15.5 (439) | 81.6 / 91 | 1/4" | 5/16" (8) |
Looking for more information about Ingersoll Rand Orbital Sander? Click here to view the Catalog.
For help selecting the correct Ingersoll Rand Orbital Sanders for your assembly application, call (800) 608-5210 or email info@intlairtool.com
warning WARNING: This or other products sold on this website may expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
