Mobile Generator Rental Equipment
Energy Systems’ Mobile diesel generator rental fleet can power your projects and optimize ongoing operations for most projects and power requirements. Designed to withstand demanding rental worksites and job site rigors, often in extreme environments, your regional Energy Systems location can have your generator rental setup and running quickly.

Generator Rental Solutions for Construction, Events and Emergency Backup Power
Our generator rental fleet powers projects and optimizes operations with energy systems that create safer worksites and streamlined workflows. We offer the following:
- Mobile Generator units 20 kVA – 2900 kVA
- Short and long-term generator rental agreements
- Customized solutions to fit your project’s requirements
- Diesel fueling
- Certified generator technicians available for delivery, setup and 24x7 support
- Generator deployment packages - Camlock cables, spider boxes, panels, transfer switches and more.
Energy Systems generator rentals are now available in:
- California
- Oregon
- Washington
- Arizona
- Massachusetts
- New York
- Connecticut
Researching specific generator details? Check out our generator rental catalogue.

Generator Rentals for Any Temporary Power Need
Construction Generator Rentals
Disaster Response & Emergency Generator Rentals
Temporary Power for Electrical System Upgrades
Industrial Generator Rentals
Event Generator Rentals
Generator Rental FAQ
What types of equipment do you offer for rent?
We offer generators, load banks, distribution panels, transformers, fuel tanks, cabling and temporary power accessories. Specialized solutions for construction, events, emergency response and industrial facilities are also available.
How long can I rent equipment for?
Rental periods are fully flexible—daily, weekly, monthly, or long-term project agreements. We can also support multi-phase or seasonal project timelines.
Do you provide delivery and pickup?
Yes. We offer full logistics support, including delivery, pickup, installation, and removal. Our technicians ensure all equipment is set up safely and correctly.
Can you provide emergency or after-hours support?
Absolutely. We offer 24/7 emergency response and technical support to keep your operations running with minimal downtime.
Do you handle fuel service?
Yes. We can arrange automatic or on-demand refueling services for long-term jobs to ensure uninterrupted operation.
What size generator do I need?
Our team will review your load requirements and help size the correct generator or power package. If needed, we can conduct a site visit or load analysis.
Do I need permits for temporary power?
Our mobile generators are air quality registered and street legal. However, certain requirements vary by city and utility provider. We can help guide you through what’s needed and provide documentation where required.
Can you support parallel or synchronized generator setups?
Yes. We have experience designing multi-unit, parallel, and redundant power systems for high-reliability applications.
What happens if equipment has issues during the rental?
Contact our support team immediately. We provide rapid technician dispatch, troubleshooting, and replacement equipment when necessary.
Do you offer on-site technicians or monitoring?
Yes. We can provide temporary or full-time technicians as well as remote monitoring options depending on the project.
Do you accept last-minute or same-day rental requests?
Whenever possible, yes. Our team will do everything we can to mobilize equipment quickly for urgent jobs.
How do I start a rental?
Contact the nearest Energy Systems generator rental team with your project details. We’ll size equipment, provide a quote, schedule delivery, and coordinate everything needed to get your site powered up.