2025 Generac Power Systems Diesel Industrial Generator, 400kW MD400

Information

2025 Generac Power Systems Diesel Industrial Generator, 400kW MD400

Industrial Generator, 400kW | Diesel | 12.5L

Generac offers a wide variety of options, configurations and arrangements, allowing us to meet the power needs of practically every industry and application. Our generators are strong and dependable, meeting UL, NFPA, NEC, ISO and NEMA standards.

Features may include:

GENERATOR ENCLOSURE
  • Generac manufactures its own enclosures, ensuring each unit combines the highest level of durability, noise reduction, weather resistance, and streamlined design.
INDUSTRIAL ALTERNATOR
  • Generac industrial alternators are machine wound, machine inserted, and machine varnished for the ultimate in consistency.
POWERMANAGER® CONTROLLER
  • Generac engineers its generator controls with safety and convenience as top priorities.
GENERATOR PARALLELING
  • Generac's Modular Power Systems (MPS) boast a rate of up to 99.999% reliability, and are more cost-effective and flexible than single generators with the same load capacity.

Photos

Highlights

  • Des Moines, Iowa
  • 2025
  • Generac Power Systems
  • Diesel Industrial Generator, 400kW MD400
  • Piston Type: Aluminum | Crankshaft Type: Dropped Forged Steel
  • Ultra Low Sulfur Diesel #2
  • Available

    • Specifications

    • 2025
    • Generac Power Systems
    • Diesel Industrial Generator, 400kW
    • MD400
    • General
    • Piston Type: Aluminum | Crankshaft Type: Dropped Forged Steel
    • Perkins
    • EPA Emissions Compliance: Stationary Emergency | EPA Emissions Reference: See Emissions Data Sheet
    • 6 | Cylinder Head: 4-Valve
    • In-Line | Intake Air Method: Turbocharged/Aftercooled
    • 762.80 in3 (12.5 L)
    • 5.12 in (130 mm)
    • 6.18 in (157 mm)
    • 16.3:1
    • Oil Pump Type: Gear | Oil Filter Type: Full-Flow
    • Type: Closed Recovery | Fan Type: Pusher | Water Pump: Pre-Lubed, Self Sealing | Coolant Heater Standard Wattage: 1800 | Coolant Heater Standard Voltage: 120 V
    • Specifications: ASTM | Filtering (Microns): Primary 10 - Secondary 2 | Pump Type: Engine Driven Gear | Engine Type: Pre-Combustion
    • Ultra Low Sulfur Diesel #2
    • Electronic | Type: MEUI
    • Electronic Isochronous | Frequency Regulation (Steady State): ±0.25%
    • Size: See Battery Index 0161970SBY | Voltage: (2) - 12 VDC | Ground Polarity: Negative | Group: 8D
    • System Voltage: 24 VDC
    • Model: 520 mm Generac | Poles: 4 | Field Type: Revolving | Insulation Class - Rotor: H | Insulation Class - Stator: H | Total Harmonic Distortion: <5% | Telephone Interference Factor (TIF): < 50 | Standard Excitation: Permanent Magnet | Bearings: Single Sealed Cartridge | Coupling: Direct, Flexible Disc | Load Capacity- Standby: 100% | Voltage Regulator Type: Digital | Number of Sensed Phases: 3 | Regulation Accuracy (Steady State): ±0.25%
    • Cooling: 1656 RPM
    • Fuel Supply Line: 0.5 in (12.7 mm) NPT | Fuel Return Line: 0.5 in (12.7 mm) NPT
    • 36.5 in (927 mm)
    • Crankcase Capacity: 40.15 qt (38 L)

    Disclaimer

    Advertised pricing excludes applicable taxes title and licensing, dealer set up, destination, reconditioning and are subject to change without notice. Pricing may exclude any added parts, accessories or installation unless otherwise noted. Sale prices include all applicable offers. Not all options listed available on pre-owned models. Pricing subject to change without notice. Contact dealer for details.