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C15 Generator Set

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Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.

Pricing: Contact for Pricing Why we quote: Cat® machines are often configured to your job (attachments, hydraulics, cab options) and freight/taxes can vary by location. Request a quote to get accurate pricing based on your exact setup—typically within 1–2 business days.

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    Duty Cycle Standby, Prime
    Emissions/Fuel Strategy Tier 2 or Tier 3
    Frequency 50 Hz
    Maximum Rating 550 kVA
    Minimum Rating 365 kVA
    Speed 1500 rpm
    Voltage 208 to 600 Volts
    Aspiration Air to Air Aftercooled
    Bore 5.4in
    Compression Ratio 16.1:1
    Displacement 927.56in³
    Engine Model C15 ATAAC, I-6, 4-Stroke Water-Cooled Diesel
    Fuel System MEUI
    Governor Type Adem™A4
    Stroke 6.75in
    Height - Maximum 86.3in
    Length - Maximum 150.8in
    Width - Maximum 58.3in

    Standard Equipment:

    • Turbocharger
    • Aftercooler core
    • Air Cleaner - Non Canister disposable paper filter
    • Air Cleaner
    • EMCP 4.2
    • Package mounted radiator
    • Caterpillar Extended Life Coolant
    • Radiator and cooling fan with guard
    • Fan drive, battery charging alternator drive
    • Coolant drain line with valve
    • Base, formed steel with single wall integral 8-hour fuel tank
    • Standard open set fuel tank / base supplied
    • Primary fuel filter with integral water separator
    • Secondary fuel filter
    • Fuel priming pump
    • Engine fuel transfer pump
    • Primary fuel filter w/integral water separator & secondary filter
    • Fuel priming pump
    • Flexible fuel lines
    • Fuel cooler
    • Matched to the performance and output characteristics of Cat engines
    • IP23 Protection
    • Load adjustment module provides engine relief upon load impact and improves load acceptance and recovery time
    • Bus Bar
    • Mandatory Option circuit breaker, IEC, 3 pole, mounted in power centre
    • Optional LC frame generator - IP23 Protection
    • Segregated low voltage (AC/DC) wiring panel
    • Integrated Voltage Regulator
    • Power center, IP22
    • Rubber vibration isolators
    • Cat Electronic Governor (ADEM A4).
    • Oil cooler
    • Oil drain valves
    • Captive linear vibration isolators between base and engine-generator includes lifting provisions and termination points for coolant and lube oil drain lines
    • 24 Volt battery with rack and cables
    • Engine and alternator pre paint, Caterpillar yellow

    Optional Equipment:

    • Single element air cleaner
    • Dual element air cleaner
    • Industrial, Residential, Critical Mufflers
    • EU certificate of conformance
    • Global certification for CIS
    • Excitation: [ ] Permanent Magnet Excited (PM) [ ] Internally Excited (IE)
    • Oversize and premium generators
    • Anti-condensation heater
    • Circuit breakers, UL listed
    • Circuit breakers, IEC compliant
    • Shunt trip for IEC circuit breaker
    • 4 Pole (IEC-100% rated) circuit breakers - Package mounted
    • Auxiliary contacts, circuit breaker
    • 3 Pole (IEC-100% rated) circuit breakers - Package mounted
    • 3 Pole (IEC-100% rated) circuit breakers - Motorised
    • Power terminal strip
    • 4 Pole (IEC-100% rated) circuit breakers - Motorised
    • Pad-lockable circuit breaker device
    • Permanent magnet generator
    • LC frame CIP generator
    • Oversize LC frame generator
    • Space heaters
    • CIP a frame generator
    • Oversize A frame generator
    • Ingress protection
    • A frame generator - IP21 Protection
    • LC frame generator
    • Fuel level sensor
    • Volt free contacts
    • Oil temperature displays
    • Local annunciator
    • EMCP 4.3, EMCP 4.4
    • Local alarm horn
    • Remote annunciator
    • Oversize batteries
    • Battery chargers
    • Jacket water heater
    • Heavy-duty starting system
    • Charging alternator
    • Low coolant temperature alarm
    • Stone guards
    • Radiator duct flange
    • Narrow, Wide or Skid Base
    • Single or dual wall integral fuel tanks
    • Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
    • The following options are based on regional and product configuration:
    • Automatic transfer switches (ATS)
    • Integral & sub-base UL listed dual wall fuel tanks
    • CSA Certification
    • EEC Declaration of Conformity
    • Single or dual wall sub-base fuel tanks
    • UL 2200 package
    • Sound attenuated, weather protective or high ambient weather protective enclosure
    • EU Certificate of Conformance (CE)
    • High ambient sound attenuated enclosures
    • Sound attenuated enclosures
    • 6 and 8 inch elbow kit
    • Manifold and turbocharger guard
    • End in / End out mufflers - 10, 25 and 35 dBA attenuation
    • Engine mounted muffler
    • 6 and 8 inch flange GP
    • Flexible exhaust fittings
    • Fuel transfer system controls
    • Manual fuel transfer pump
    • Dual wall fuel tank base
    • Manual sump pump
    • Narrow skid base - replaces standard fuel tank base
    • PGS Test report @ 1.0 power factor
    • PGS Test report @ 0.8 power factor
    • 5 Amp single battery charger
    • Jacket water heater
    • Battery disconnect switch

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