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Kaishan KRSB-50 industrial 50 hp rotary screw air compressor with belt drive system for commercial applications

Kaishan Compressors KRSB-50 Rotary Screw Air Compressor

SKU KRSB-050A1F8S8U
$21,887.00 - $21,887.00
$21,887.00
$21,887.00 - $21,887.00
$21,887.00
PSI: 115 PSI
Voltage: 208V
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Shipping & Handling Time For Kaishan Compressors

Handling Time: Product Ships in 3-5 Business Days.

Shipping Time: Please allow 3-5 Business Days for Delivery.

Our goal is to get your order to you as quickly as possible. This item ships to all States of the contiguous U.S.A (lower 48). Please note that all shipments over 100lbs go by LTL freight. For more information check out our Shipping Policy.

Cancellation/Return Policy For Kaishan Compressors

Return Policy: All Compressors can be returned in new condition within 30 days with a 30% restocking fee.

Any order can be canceled within 24 hours of payment.

After 24 hours, most orders will be packed and placed for pickup by the shipping carriers. Once picked up, the item will be considered shipped.

Custom, Built-To-Order, on demand products cannot be canceled or refunded after 24 hours, as these products are put into production specifically for your order. 

Damaged Items:

All orders are protected by the manufacturer's warranty. We will repair, or replace any item damaged during shipment or faulty upon arrival as long as the documentation is provided.

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Get 223 CFM at 115 PSI with Premium 50 HP Belt Drive Performance

The Kaishan KRSB-50 rotary screw air compressor delivers industrial-grade compressed air with IE3 premium efficiency and CAGI certification.

You're watching your pneumatic tools perform flawlessly as 223 CFM of clean, dry air powers through your shop. The belt drive system runs smooth and quiet at 75 dBA, while the integrated aftercooler keeps your air temperature controlled for consistent performance.

Kaishan KRSB-50 industrial 50 hp rotary screw air compressor with belt drive system for commercial applications
Kaishan KRSB-50 industrial 50 hp rotary screw air compressor with belt drive system for commercial applications

50 HP Single Stage Belt Drive Rotary Compressor Engineering

The KRSB-50 combines SKK Series airend technology with automatic belt tensioning to deliver consistent CFM output across multiple pressure configurations.

  • SKK Series Airend with 5/6 Rotor Profile — inefficient compression → KAPP Grinder rotor technology maximizes air output
  • 100% SKF Bearings — premature bearing failure → industrial-grade SKF components ensure 50,000+ hour service life
  • Automatic Belt Tensioning — manual belt adjustments → self-adjusting system maintains optimal drive efficiency
  • MAM-200 Digital Control Panel — guessing operating conditions → real-time monitoring with fault diagnostics
  • 316 Stainless Steel Control Tubing — corrosion and air contamination → marine-grade stainless resists moisture and chemicals
  • Integrated Aftercooler with 14°F Approach — hot compressed air → dedicated cooling fan drops temperature for cleaner, drier air
  • Cyclonic Air Intake Filtration — dust and debris damage → large cyclonic filter protects airend from contamination

Kaishan KRSB-50 Screw Compressor Specifications

Power Rating 50 HP (37 kW)
Motor Efficiency IE3 Premium Efficiency
Drive Type Belt Drive with Automatic Tensioning
Airend SKK Series
CFM at 115 PSI 223 CFM
CFM at 125 PSI 212 CFM
CFM at 150 PSI 190 CFM
CFM at 175 PSI 177 CFM
Maximum Pressure 200 PSI
Sound Level 75 dBA
Voltage Options 208/230/460V, 3-Phase, 60 Hz
Motor Frame TEFC (IP54), IEC Frame
Motor Insulation Class F
Discharge Connection 1" NPT
Bearings 100% SKF
Control Panel MAM-200 Digital
Control Tubing 316 Stainless Steel
Air Filtration Large Cyclonic Air Intake
Oil Separator Spin-On, 3 PPM Carryover
Aftercooler Integrated with Dedicated Fan
Approach Temperature 14°F (10°C)
Base Weight 2,315 lbs (1,051 kg)
Base Dimensions (L×W×H) 55 × 43 × 66 in
Certifications CAGI, UL, ASME

Available Configurations

The KRSB-50 is available in 115, 125, 150, 175, 190, and 200 PSI configurations. Optional Tank Mount, Integrated Dryer, and Tank + Dryer packages available. 

Technical Documents

For complete specifications, download the technical data sheet above.

Kaishan KRSB Belt Drive Rotary Compressor Video

 

Get Your Kaishan KRSB-50 Shipped to Your Door

Hit the Buy Now button and we'll ship your 223 CFM rotary screw air compressor freight from Loxley, AL in 3-5 business days.

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