Commercial & Industrial Generator Sets for Sale

Depco Power Systems supplies new and used commercial and industrial generator sets from leading manufacturers including Caterpillar, Cummins, and MTU. Whether you need a standby generator for backup power or a prime power generator for continuous operation, our diesel and natural gas gensets are tested, certified, and ready to ship worldwide. With over 30 years of experience, Depco helps businesses source reliable industrial power solutions designed for efficiency, durability, and long-term performance.


Jump to Generator Sets Buying Guide ↓

All units selected for special pricing include the Depco guarantee and 30-day warranty on used inventory. Units will be fully serviced and tested to factory specifications.Liquidations units are sold as-is. All sales are final. Please read the notes section in the item description for details.

  • Caterpillar 3516C 2500KW Tier 2 Diesel Generator Set

    New Caterpillar 3516C 2500KW Tier 2 Diesel Generator Set

    Model: 3516C
    Fuel: Diesel
    Hours: 0
    Volts: 277/480
    Depco Item # 19944

  • New Cummins QSK60-G6 1750KW Tier 2 Diesel Generator Set

    New Cummins QSK60-G6 1750KW Tier 2 Diesel Generator Set

    Ready to Ship
    Model: QSK60-G6
    Fuel: Diesel
    Hours: 0
    Volts: 277/480
    Depco Item # 19856

  • New Cummins QST30-G5 NR2 1000KW Tier 2 Diesel Generator Set

    New Cummins QST30-G5 NR2 1000KW Tier 2 Diesel Generator Set

    Model: QST30-G5 NR2
    Fuel: Diesel
    Hours: 0
    Volts: 277/480
    Depco Item # 20648

  • New Caterpillar C32 1000KW Tier 2 Diesel Generator Set

    New Caterpillar C32 1000KW Tier 2 Diesel Generator Set

    Ready to Ship
    Model: C32
    Fuel: Diesel
    Hours: 0
    Volts: 277/480
    Depco Item # 19861

  • New Caterpillar C18 750KW Tier 2 Diesel Generator Set

    New Caterpillar C18 750KW Tier 2 Diesel Generator Set

    Ready to Ship
    Model: C18
    Fuel: Diesel
    Hours: 0
    Volts: 277/480
    Depco Item # 20505

  • New Cummins GTA50E 750KW  Natural Gas Generator Set

    New Cummins GTA50E 750KW Natural Gas Generator Set

    Ready to Ship
    Model: GTA50E
    Fuel: Natural Gas
    Hours: 0
    Volts: 277/480
    Depco Item # 19725

  • Get an email when your exact match arrives. Create Inventory Alert
  • 750 KW Cummins Diesel Generator

    New Cummins QSK23 750KW Tier 2 Diesel Generator Set

    Ready to Ship
    Model: QSK23
    Fuel: Diesel
    Hours: 0
    Volts: 277/480
    Depco Item # 19843

  • New Caterpillar C15 500KW Tier 2 Diesel Generator Set

    New Caterpillar C15 500KW Tier 2 Diesel Generator Set

    Ready to Ship
    Model: C15
    Fuel: Diesel
    Hours: 0
    Volts: 277/480
    Depco Item # 20545

  • Cummins 200kW Natural Gas Stand-By Generator Set #19905

    New Cummins QSJ8.9G-G3 200KW Natural Gas Generator Set

    Ready to Ship
    Model: QSJ8.9G-G3
    Fuel: Natural Gas
    Hours: 0
    Volts: 120/208
    Depco Item # 19905

  • Cummins 200kW Natural Gas Stand-By Generator Set #20061

    New Cummins QSJ8.9G-G3 200KW Natural Gas Generator Set

    Ready to Ship
    Model: QSJ8.9G-G3
    Fuel: Natural Gas
    Hours: 0
    Volts: 120/208
    Depco Item # 20061

  • New Cummins QSJ8.9G-G3 200KW  Natural Gas Generator Set

    New Cummins QSJ8.9G-G3 200KW Natural Gas Generator Set

    Ready to Ship
    Model: QSJ8.9G-G3
    Fuel: Natural Gas
    Hours: 0
    Volts: 120/208
    Depco Item # 19582

  • New Cummins QSB7-G5 NR3 200KW Tier 3 Diesel Generator Set

    New Cummins QSB7-G5 NR3 200KW Tier 3 Diesel Generator Set

    Ready to Ship
    Model: QSB7-G5 NR3
    Fuel: Diesel
    Hours: 0
    Volts: 120/208
    Depco Item # 19815

  • New Cummins QSB7-G5 NR3 200KW Tier 3 Diesel Generator Set

    New Cummins QSB7-G5 NR3 200KW Tier 3 Diesel Generator Set

    Model: QSB7-G5 NR3
    Fuel: Diesel
    Hours: 0
    Volts: 120/208
    Depco Item # 19816

  • New Caterpillar C7.1 200KW Tier 3 Diesel Generator Set

    New Caterpillar C7.1 200KW Tier 3 Diesel Generator Set

    Model: C7.1
    Fuel: Diesel
    Hours: 0
    Volts: 277/480
    Depco Item # 20665

  • New Cummins QSJ8.9G 150KW  Natural Gas Generator Set

    New Cummins QSJ8.9G 150KW Natural Gas Generator Set

    Ready to Ship
    Model: QSJ8.9G
    Fuel: Natural Gas
    Hours:
    Volts: 120/208
    Depco Item # 19893

  •  Isuzu 4HK1-848407 100KW Tier 4 Diesel Generator Set

    New Isuzu 4HK1-848407 100KW Tier 4 Diesel Generator Set

    Ready to Ship
    Model: 4HK1-848407
    Fuel: Diesel
    Hours: 0
    Volts: 277/480
    Depco Item # 19299

  • Cummins QSJ999G 20KW Natural Gas Generator Set

    New Cummins QSJ999G 13KW Natural Gas Generator Set

    Ready to Ship
    Model: QSJ999G
    Fuel: Natural Gas
    Hours: 0
    Volts: 120/240
    Depco Item # 18187

Commercial Generator Buying Guide

Choosing the right generator starts with evaluating your power load requirements. Identify essential systems and calculate your backup power generator needs to avoid performance issues during outages.

Depco’s specialists can help you select the ideal size and unit for your specific environment from standby generators for hospitals and data centers to prime power solutions for remote operations.

Contact us to match your power requirements →

Diesel Generator Sets

Diesel generators are trusted for their reliability and endurance, providing consistent performance for industrial, commercial, and emergency applications. Depco offers diesel generator sets ranging from 50 kW to over 3,000 kW, ideal for hospitals, factories, construction sites, and data centers.

View all diesel generator sets →

Natural Gas Generator Sets

Designed for efficiency and cleaner operation, natural gas generators are an excellent choice for businesses seeking cost-effective and low-emission power. Depco stocks natural gas gensets from major OEMs, available in sizes from 20 kW to 2,000 kW.

Browse natural gas generators →

Why Choose Depco Power Systems

  • Quality Assurance: Every generator undergoes testing and inspection before sale.
  • Trusted Brands: Caterpillar, Cummins, MTU, Kohler, and more.
  • Flexible Inventory: Choose from new, used, and low-hour units.
  • Expert Support: Decades of industry experience to guide your purchase.
  • Fast Shipping: Units ready to ship across the Americas.

Commercial Generator Buying Guide

Choosing the right generator starts with evaluating your power load requirements. Identify essential systems and calculate your backup power generator needs to avoid performance issues during outages.

Depco’s specialists can help you select the ideal size and unit for your specific environment from standby generators for hospitals and data centers to prime power solutions for remote operations.

Contact us to match your power requirements →

Diesel Generator Sets

Diesel generators are trusted for their reliability and endurance, providing consistent performance for industrial, commercial, and emergency applications. Depco offers diesel generator sets ranging from 50 kW to over 3,000 kW, ideal for hospitals, factories, construction sites, and data centers.

View all diesel generator sets →

Natural Gas Generator Sets

Designed for efficiency and cleaner operation, natural gas generators are an excellent choice for businesses seeking cost-effective and low-emission power. Depco stocks natural gas gensets from major OEMs, available in sizes from 20 kW to 2,000 kW.

Browse natural gas generators →

Why Choose Depco Power Systems

  • Quality Assurance: Every generator undergoes testing and inspection before sale.
  • Trusted Brands: Caterpillar, Cummins, MTU, Kohler, and more.
  • Flexible Inventory: Choose from new, used, and low-hour units.
  • Expert Support: Decades of industry experience to guide your purchase.
  • Fast Shipping: Units ready to ship across the Americas.