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XAS 188 KD

Small Towable Diesel Mobile Air Compressor

atlas copco
trench roller

XAS 188 KD

The Atlas Copco XAS 188 KD is a single-stage oil-injected rotary screw type air compressor, powered by a liquid-cooled, three cylinder diesel engine.

Working Pressure: 60-125 PSI
Free Air Delivery: 190 CFM
Lowest Cost of Ownership in its class

The unit consists of an air end, diesel engine, cooling circuit, air/oil separation and control systems – all enclosed within a sound dampened HardHatTM polyethylene shell. Unique features – 110% fluid containment, internal toolbox, external lifting eye, new easy to use controller XC1004

View and/or Download XAS 188 KD: Datasheet / Brochure

Controller Functionality:

Displayed while running

  • Hours
  • Fuel level
  • RPM
  • Outlet pressure
Read more

Operational Buttons

  • Start and stop of the unit
  • View measurements, settings and alarms
  • Graphical representations of the alarms

Compressor measurements displayed

  • Running hours
  • Fuel level
  • Clock
  • Battery voltage
  • Regulating pressure
  • Minor and major service counters in hours and days
  • Compressor element temperature

Engine measurements displayed

  • Current fuel rate
  • Engine coolant temperature
  • Engine oil pressure
  • Engine RPM

Warnings and Shutdowns

  • High temperature engine coolant
  • High temperature compressor oil
  • Engine oil pressure
  • Low fuel level


  • View current & historical alarms present
  • DM1: View current engine codes (SPN/FMI)


  • Reset service timers
  • Diagnostics for engine ECU
  • Unit of measure changes
Model XAS 188 KD
Actual free air delivery (FAD) cfm 189
Normal effective working pressure Psi 100
Maximum unloading pressure Psi 125
Minimum working pressure Psi 58
Max. sound pressure level @ 23’ (7m) at normal working speed & pressure 76
Compression Stages 1
Air Receiver Capacity US Gal (L) 4.76 (18.0)
Approximate air outlet temperature °F (°C) 200 (93)
Air Compressor outlets 2 x 3⁄4”
Max. ambient temperature (at sea level) °F (°C) 122 (50)
Maximum altitude ft (m) 9842 (3000)
Minimum starting temperature (without cold weather options), standard TBV °F (°C) 14 (-10)
Minimum starting temperature (with cold weather options) °F (°C) -13 (-25)
Engine Kubota D1803-T
Emissions Regulation US EPA Tier 4 Final
US EPA Engine Family KKBXL01.8EMD
Output at rated speed (2700 rpm) HP 49,6
Number of cylinders 3
Aspiration Turbocharged
Displacement cu in (L) 111.4 (1.82)
Engine speed (Unloaded) rpm 1800
Engine speed (Maximum loaded) rpm 2700
Engine oil capacity US Gal (L) 1.62 (6.1)
Engine coolant capacity US Gal (L) 2.6 (9.9)
Fuel tank capacity US Gal (L) 27 (102)
Fuel consumption at 100% load Gal/Hr (L/Hr) 2.37 (8.97)
Fuel consumption at 75% load Gal/Hr (L/Hr) 2.15 (8.14)
Fuel consumption at 50% load Gal/Hr (L/Hr) 1.69 (6.40)
Fuel consumption at 25% load Gal/Hr (L/Hr) 1.35 (5.11)
Fuel consumption at 0% load Gal/Hr (L/Hr) 1.13 (4.28)
Electrical System (Negative Ground) V 12
Battery Capacity (Cold Cranking Amps) A 725