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DG400-2 (Three phase)

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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.

    Request a New Equipment Quote

    Fill out this form below and we will get back to you within 1 to 2 business days! Alternatively, give us a call at 833-286-3561


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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.

      Request a quote

      Request a New Equipment Quote

      Fill out this form below and we will get back to you within 1 to 2 business days! Alternatively, give us a call at 833-286-3561


        This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

        No spam. We'll contact you within 1–2 business days.

        Request Machine Walkaround
        $ Payment Calculator Shop Parts A B Competitive Comparison

        Find a Dealer Near You

        Compression Ratio 10.0:1
        Displacement 1336.42in
        Emissions/Fuel Strategy U.S. EPA Certified for Non-Emergency Application
        Frequency 60 Hz
        Fuel Type Natural Gas
        Natural Gas Rating 400 ekW
        RPM 1800 rpm
        Voltage 120/208, 120/240, 277/480, 346/600 VAC
        Aspiration Turbocharged - Aftercooled
        Bore 5.03in
        Compression Ratio 10.0:1
        Engine Model G21.9L spark-ignited
        Fuel System Carburetor, Down Draft
        Governor Type Electronic
        Stroke 5.6in
        Height 67in
        Length 154.4in
        Weight 8429lb
        Width 71in

        Standard Equipment:

        • Closed coolant recovery system
        • Factory-installed radiator
        • 50/50 Ethylene glycol antifreeze
        • Low fuel pressure switch
        • Primary and secondary fuel shut-off
        • Fuel pressure test po
        • Class H insulation material
        • Full load capacity alternator
        • Permanent magnet excitation
        • EMCP 4.2 Series generator set controller
        • Vibration isolaton (puck type)
        • Engine electrical system
        • Solenoid activated starter motor
        • Battery cables
        • Battery charging alternator

        Optional Equipment:

        • Anti-condensation heater
        • Shunt trip and auxiliary contact breaker
        • Thermal magnetic or electronic trip MCCBs

        What Our Customers Are Saying About Us

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        Rick Kelly-Crapse
        21:06 25 Aug 23
        They had all my parts for my 3208 Cat.
        Friendly folks at parts counter.

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        Call: (800) 451-7278