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Atlas Copco Rental
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The Atlas Copco QAS 25 ID T4F generator is prime power, multi-voltage, sound attenuated, mobile generators. It is powered by an Isuzu Tier 4 Final, liquid-cooled, four-cylinder diesel engine.

The units consist of an alternator, diesel engine, cooling system, electrical distribution and control systems - all enclosed within a sound attenuated enclosure fabricated from powder coated galvannealed steel. A broad range of undercarriage formats and options are available. Special attention has been given to the overall product quality, user friendliness, ease of serviceability, and economical operation to ensure best in class total cost of ownership.

View and/or Download QAS 95 JD T4F: Datasheet / Brochure


  • Compact, sound attenuated, corrosion resistant enclosure with single point lifting and 110% fluid containment
  • Available as a skid mounted unit with forklift pockets, or on a single axle trailer
  • Heavy Duty alternator with AREP excitation and marine grade protection
  • DeepSea controller
  • Single side servicing with long run filters and 500-hour service intervals
  • Isuzu 4LE engine w/EGR& DOC after-treatment and limited 5-year warranty
  • Identical enclosures and maintenance points between both models
  • Emergency Stop
  • Remote Start / Stop


  • Extremely durable and environmentally sensitive designed to be used for everything from the oil patch to special event power
  • Versatility, giving you the flexibility to match your machine to the correct application
  • Start-up power for the most demanding sites with 300% over load starting capabilites
  • Reliable and intuitive controls for ease of use and diagnostic capabilities
  • Reduced total cost of ownership with easy access for mechanics
  • Proven engine platform with high reliability, a simple maintenance free Diesel Oxidization Catalyst onlyafter treatment
  • Reduces stock of service kits and inventory of parts withrental ROI kept in mind
  • External, recessed emergency stop for increased safety
  • Allows connection as a critical back-up unit via a 2 wire dry contact connection in the distribution panel


Performance  Units QAS 95 JD 
Frequency  Hz  60 
Rated prime power 3ø  kW/kVA  76 / 95 
Rated standby power 3ø  kW/kVA  83 / 104 
3ø Power factor    0.8 
3ø Voltage in 480V switch position (series star w/neutral)  480Y / 277 
Amp capacity @480V  114.3 
3ø Voltage in 240-208V switch position (parallel star w/neutral)  240YY / 139-208YY 
Amp capacity @240V  228.5 
Amp capacity @208V  241.5 
Rated prime power 1ø  kW/kVA  52 / 52 
1ø Power factor   
1ø Voltage in 120-240V switch position (Zig-Zag)  240 / 120 
Amp Capacity @240V  217 
Amp Capacity @120V  217 x 2 
Main breaker - Shunt trip  600 
Power distribution - Terminal board    5 Wire (L1, L2, L3, N, Ground) 
Terminal board connections    Bare Wire Terminals 
Maximum terminal cable size    350MCM 
Convenience receptacles    2 x NEMA 5-20R 

& 2 x 125/250V 50A CS6364 
Max. sound pressure level (LPA) @23' @75% Load  dB(A)  69 

Engine  Units QAS 95 JD    
Model    John Deere 4045 HFG04     
US EPA Family    HJDXL04.5315    
US EPA Tier    Tier 4 Final    
Displacement  L 4.5     
Cylinders    4    
Continuous engine output  hp 122    
Gross engine power output  hp 133    
Speed  rpm 1800    
Engine control    ECU
Aspiration    Turbo w/ Intercooler    
Engine oil capacity  US gal 5.4    
Engine coolant capacity  US gal 2.25    
Max. ambient temperature (@Sea Level)  ºF  122    
Min. starting temperature (w/o Cold weather options)  ºF  0    
Minimum starting temperature (w/Cold weather options)  ºF  -4    
Electrical system (Negative ground)  V 12    
Engine alternator output  A 90    
Battery Capacity (Cold Cranking Amps)  A 1100    

Applications & Use Cases

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Construction site with QAS 40 and XAS 97

Generators can supply power to temporary structures and construction equipment that require electricity to operate. The QAS 95 Portable Generator is suitable for less complex projects such as small road construction, single family houses, and low-rise apartments.


Construction site with QAS 40 and XAS 97

Outdoor events such as festivals, sporting events, and the like depend on high-performing generators to keep the function running smoothly. Easy-to-use interface and water-resistant design ensure inclement weather or poor handling will not impede the event.


Construction site with QAS 40 and XAS 97

Natural disasters and inclement weather are the main causes of power outages. Protect yourself against an outage with our QAS 95 Generator. With an intuitive system controller, you have advanced warning and alert parameters for added safety.