
In Nashville, renting a diesel generator in 2025 typically costs between $150 and $400 per day, $600 to $1,500 per week, and $2,000 to $4,500 per month. These rates vary based on the generator's power capacity and additional features. Leading rental companies in Nashville provide a wide range of options suitable for various industrial and commercial needs.
| Vendor | Daily Rate | Weekly Rate | Review Score | Website |
|---|---|---|---|---|
| Robertson Rent‑All Inc. | $200 | $650 | 8 | Visit |
| H&C Rents | Quote required (diesel tow‑behind) | Quote required | 9 | Visit |
| Jumping Hearts Party Rentals | $150 | $300 | 7 | Visit |
| H2A Disaster Services | $395 | Not listed | 8 | Visit |
Several factors affect the rental costs of diesel generators, including the power output, duration of hire, and any additional services such as delivery and setup. Larger generators with higher power outputs generally command higher rental fees.
When renting a diesel generator, be aware of potential hidden fees. These can include delivery and pick-up charges, which may be flat rates or based on mileage. Fuel surcharges, damage waivers, and cleaning fees for returning equipment in poor condition can also add to the total cost. Understanding these fees upfront can help in budgeting accurately.

The demand for diesel generators in Nashville is expected to remain strong in 2025, driven by ongoing construction projects and infrastructure upgrades. Rental companies are expanding their fleets to include more fuel-efficient and environmentally friendly models, which may influence rental pricing trends.
Ensure that any rented diesel generator complies with local emissions regulations and safety standards. Rental companies typically maintain their equipment to meet these requirements, but it's advisable to verify compliance to avoid potential fines or project delays.