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Kaishan Compressors KRSD-25 Rotary Screw Air Compressor

SKU KRSD-025A1F8S8U
Original price $12,799.00 - Original price $17,299.00
Original price
$12,799.00
$12,799.00 - $17,299.00
Current price $12,799.00
Drive Type: Fixed Speed
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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Deliver Up to 115 CFM at 115 PSI with Direct Drive Efficiency

The Kaishan KRSD-25 rotary screw air compressor eliminates gearbox maintenance with its patented 1:1 direct drive system while delivering industrial-grade performance.

You get consistent air flow for your pneumatic tools and equipment with zero transmission losses. The 25 HP direct drive compressor runs at just 73 dBA while the oversized coolers handle ambient temperatures up to 122°F without breaking a sweat.

Kaishan KRSD-25 25 HP direct drive rotary screw air compressor
25 HP Kaishan KRSD-25 direct drive rotary screw compressor

Variable Speed Rotary Compressor Technology

The SKK Series airend with asymmetric 5/6 rotor profile matches motor speed to your exact air demand, delivering up to 40% energy savings with the Variable Speed model.

  • Direct Drive System — belt replacement costs → eliminated with 1:1 ratio direct connection
  • Variable Speed Control — energy waste from oversized compressors → automatic speed matching saves up to 40%
  • 3-Stage Oil Separation — oil carryover contamination → clean air with just 3 PPM oil content
  • IE3 Premium Motor — high electric bills → maximum efficiency with TEFC IP54 protection
  • Duplex SKF Bearings — premature bearing failure → extended service life with premium components
  • 316 Stainless Steel Piping — corrosion and leaks → long-term reliability with marine-grade materials
  • Oversized Coolers — overheating shutdowns → continuous operation in 122°F ambient conditions

Kaishan KRSD-25 Direct Drive Rotary Air Compressor Specifications

Power 25 HP (18.5 kW)
Motor Efficiency IE3 Premium Efficiency
Drive Type Direct Drive (1:1 Ratio), No Gearbox
Airend SKK Series, Asymmetric 5/6 Rotor Profile
CFM at 115 PSI (Fixed Speed) 115 CFM
CFM at 125 PSI (Fixed Speed) 113 CFM
CFM at 115 PSI (Variable Speed) 112 CFM
CFM at 125 PSI (Variable Speed) 107 CFM
CFM at 150 PSI (Variable Speed) 94 CFM
Max Pressure 125 PSI (Fixed Speed) / 150 PSI (Variable Speed)
Sound Level 73 dBA
Voltage 208/230/460V, 3-Phase, 60 Hz
Motor Frame TEFC (IP54), IEC Frame
Motor Insulation Class F
Bearings Duplex SKF Bearings (Discharge)
Control Panel MAM-200 Digital (Fixed Speed) / KTL-8000 (Variable Speed)
Control Tubing 316 Stainless Steel
Oil Separator 3-Stage Tangential, 3 PPM Carryover
Aftercooler Single Pass, Oversized for 122°F (50°C) Ambient
Starter WYE Delta Standard
Weight (Fixed Speed) 1,211 lbs / 549 kg
Weight (Variable Speed) 1,433 lbs / 650 kg
Dimensions FS (L×W×H) 56 × 34 × 44 in
Dimensions VSD (L×W×H) 66 × 34 × 44 in
Certifications CAGI, UL (cUL), ASME

Available Configurations

Optional Tank Mount, Integrated Dryer, and Tank + Dryer packages available. 

Technical Documents

For complete specifications, download the technical data sheet above.

Kaishan KRSD-25 25 HP Rotary Screw Compressor Video

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