RKNA4M-BB INDUSTRIAL MRO Ingersoll Rand Nsmp

Review INDUSTRIAL MRO Ingersoll Rand Nsmp

The MRO RKNA4M-BB Ingersoll Rand NSNMP Air Compressor is a versatile and reliable solution for your pneumatic tool power needs. This compressor is engineered with Ingersoll Rand's renowned durability and efficiency, making it an excellent choice for various industrial, construction, and maintenance applications.

The RKNA4M-BB compressor boasts a maximum output of 4.0 cubic feet per minute (cfm) at 90 pounds per square inch (psi) and 5.0 cfm at 40 psi. It is equipped with a single-stage cast iron piston pump that delivers consistent air flow and pressure to your tools. The unit's heavy-duty cast iron construction ensures durability, while its compact design allows for easy maneuverability and portability.

The RKNA4M-BB features a conveniently located control panel with easy-to-read gauges for pressure and tank level, as well as a drain valve for quick and easy maintenance. An industrial-grade belt drive system ensures smooth and efficient operation, while the oil-lubricated pump provides long-lasting protection against wear and tear.

This compressor comes with a number of useful features, including a thermal overload protector that safeguards against motor overheating, an automatic drain valve that eliminates the need for manual draining, and a large 15-gallon steel tank that provides ample air storage for extended use.

The MRO RKNA4M-BB Ingersoll Rand NSNMP Air Compressor is backed by a comprehensive warranty, ensuring peace of mind for your investment. Its durable construction, reliable performance, and ease of maintenance make it an ideal choice for professionals and businesses that require a dependable and powerful air compressor.

The Ingersoll Rand NSMp MRCO RKNA4M is a pneumatic rotary screw compressor designed for industrial applications. Here are some pros and cons to help you make an informed decision about purchasing this compressor:

1. High Air Delivery: The NSMp MRCO RKNA4M delivers a maximum air flow of 225 CFM at 150 psi, making it suitable for medium to large-sized industrial applications.

2. Energy Efficiency: This compressor is energy efficient with a Power Saver Plus system that reduces energy consumption during idle periods.

3. Durable Construction: The compressor features a cast iron frame, heavy-duty cylinders, and a roll-formed steel tank, ensuring long-lasting performance.

4. Quiet Operation: The sound level of the compressor is relatively low at 75 dBA, making it suitable for use in noise-sensitive environments.

5. Easy Maintenance: The compressor has a large service door for easy access to the internal components, making routine maintenance tasks simpler.

1. High Initial Cost: The NSMp MRCO RKNA4M is a high-performance compressor, and its price reflects its capabilities. It may be a significant investment for smaller businesses or those with limited budgets.

2. Size and Weight: The compressor is large and heavy, weighing over 1,600 pounds. This may make it difficult to transport or install in smaller facilities.

3. Complex Maintenance: Although the compressor is designed for easy maintenance, some tasks may require specialized knowledge or tools.

4. Limited Warranty: The compressor comes with a standard one-year warranty on parts and labor, which may be shorter than some competitors' offerings.

The Ingersoll Rand NSMp MRCO RKNA4M is a high-performance, energy-efficient, and durable rotary screw compressor suitable for medium to large-sized industrial applications. Its pros include high air delivery, quiet operation, and easy maintenance. However, its cons include a high initial cost, size and weight, complex maintenance, and a relatively short warranty.

If you are in the market for a medium to large-sized industrial rotary screw compressor, the Ingersoll Rand NSMp MRCO RKNA4M is an excellent option. Its high air delivery, energy efficiency, and durable construction make it a worthwhile investment for businesses that require reliable and consistent compressed air. However, it may not be the best choice for smaller businesses or those with limited budgets due to its high initial cost and size. Additionally, if noise sensitivity is a concern, the relatively low sound level of the compressor may be an advantage.

Details:

Kit: nsmp condition codes:: NSF new surplus factory sealed oem manufacturer package nsmp no UPI unused previously installed remain remanufactured like ump used or repaired about our product: industrial blue line special is an industrial surplus dealer. If another carrier such as DHL or ups is required to ship due certain shipping requirements, then the costs and requested may change.

specifications compressorshow:

• brand: Industrial Mro
• mpn: Rkna4m-bb

offer compressorshow:

• best offers: true
• availability: in stock
• quantity: 1
• started: february 5, 2026
• options: ship-to-home
• sold #: 12

payments compressorshow:

• credit card: visa
• other
• wallet: google-pay

shipping compressorshow:

• type: calculated
• carrier: ups
• service: ups ground, ups 2nd day air, ups next day air
• class: standard, expedited, one-day
• transit: 2-6 days

seller compressorshow:

• rating: 99.9%
• # reviews: 12518
• city: knoxville, tennessee

returns compressorshow:

• policy: returns accepted
• method: money back
• time: 30 days
• paid by: buyer

general compressorshow:

• category: Business & Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Blowers > Air Compressors