
In New York, renting a diesel generator in 2026 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 New York provide a wide range of options suitable for various industrial needs.
| Vendor | Daily Rate | Weekly Rate | Review Score | Website |
|---|---|---|---|---|
| United Rentals | $300 | $900 | 7 | Visit |
| Herc Rentals | $400 | $1,200 | 8 | Visit |
| Aggreko | $500 | $1,500 | 8 | Visit |
| Prime Power Rentals | $450 | $1,350 | 8 | Visit |
| EquipmentRentalPros (Sunbelt Rentals) | $116 | $292 | 7 | Visit |
Several factors affect the rental costs of diesel generators, including the generator's size, power output, and the duration of the rental. Additional services such as delivery, setup, and maintenance can also impact the overall cost.
When renting a diesel generator, be aware of potential hidden fees. These may include delivery and pick-up charges, which can be flat rates or based on mileage. Fuel surcharges, damage waivers, and cleaning fees for returning the equipment in poor condition are also common. Understanding these fees can help in budgeting accurately.

The demand for diesel generators in New York is expected to remain strong in 2026, driven by construction projects and emergency power needs. Rental companies are expanding their fleets to include more fuel-efficient and environmentally friendly models.
Ensure compliance with local regulations when renting diesel generators. This includes adhering to emissions standards and noise restrictions, which can vary by location within New York.
When planning a portable generator hire in New York, consider the specific requirements of your project. Rental duration should align with your project timeline, and ensure you have the necessary accessories, such as cables and transfer switches. Consider the logistics of delivery and pickup, especially in congested areas. Proper staging and access are crucial to avoid delays, and be mindful of cleanup and return conditions to prevent additional charges.
Tip: To avoid rental friction, ensure the generator is returned clean and within the agreed time window to prevent additional fees.