What is a Container Gen Set? Types, Uses & Specifications

Learn what a container generator set (Gen Set) is, how it works, and the different types available. Discover how Gen Sets power reefer containers during transport and storage.

BUYING GUIDE

By KD MES USA Team

3/18/20261 min read

Source: www.thermoking.com/ - for reference only

Types of Container Gen Sets

There are several types of Gen Sets depending on how they are mounted and used.

1. Clip-On Gen Set

A clip-on Gen Set is attached directly to the front of the container.

Features:
  • Mounted on the container

  • Easy to install and remove

  • Ideal for flexible operations

Best for:
  • Short-term transport

  • One-way shipments

  • Temporary use

2. Undermount Gen Set

An undermount Gen Set is installed underneath the container chassis.

Features:
  • Permanently mounted

  • More stable during transport

  • No need for frequent installation

Best for:
  • Long-haul trucking

  • Regular reefer operations

3. Standalone / Portable Gen Set

A standalone Gen Set is not attached to the container and can be used independently.

Features:
  • Flexible usage

  • Can power multiple applications

  • Easy to move

Best for:
  • Storage yards

  • Backup power

  • Multi-purpose use

Typical Specifications (Example)

Below is a typical example of a used Thermo King Gen Set:

  • Model Year: 2012

  • Output Power: 15 kW

  • Apparent Power: 18.75 kVA

  • Diesel-powered

  • Designed for continuous reefer operation

  • Specifications may vary depending on manufacturer and condition.

Key Benefits of Using a Gen Set
  • Maintains temperature during transport

  • Prevents cargo spoilage

  • Ensures compliance with cold chain standards

  • Provides flexibility in logistics

When Do You Need a Gen Set?

You need a Gen Set when:

  • Transporting reefer containers inland

  • No plug-in power is available

  • Using one-way container shipping

  • Operating in remote locations

Available in Thermo King gensets, including nosemount and underslung types.

Contact KD MES USA

If you are interested in container trading, one-way leasing, or buy-back solutions, please contact us.

KD MES USA, Inc.
14715 S Western Ave
Gardena, CA 90249
USA

Phone: +1 310-516-9600
Email: usa@kdmes.com