
Renting a diesel generator in Raleigh in 2026 typically costs between $180–$350 per day, $540–$1,050 per week, and $1,500–$2,675 per month. These rates vary based on the generator's power capacity and additional features. Leading vendors in Raleigh provide a wide range of options suitable for construction sites, events, and emergency power needs.
| Vendor | Daily Rate | Weekly Rate | Review Score | Website |
|---|---|---|---|---|
| Sunbelt Rentals | $180–$350 | $540–$1,050 | 8 | Visit |
| United Rentals | $300–$800+ | $900–$2,400+ | 7 | Visit |
| Herc Rentals | $180–$350 | $540–$1,050 | 7 | Visit |
| Rubbl (Wacker Neuson via Rubbl) | $313 | $840 | 8 | Visit |
Several factors affect the rental costs of diesel generators, including the generator's size, duration of hire, and any additional services such as delivery and setup.
When renting a diesel generator, be aware of potential hidden fees. These can include delivery and pick-up charges, which may be flat or mileage-based, fuel surcharges, damage waivers versus full insurance, cleaning fees for excessive dirt or mud, late-return penalties, and overtime usage charges.

The rental market for diesel generators in Raleigh is expected to grow, driven by increased demand in construction and event planning sectors. Vendors are expanding their fleets to include more fuel-efficient and environmentally friendly models.
Ensure compliance with local regulations regarding emissions and noise levels when renting diesel generators. Vendors typically provide guidance on meeting these requirements.
When planning a portable generator hire in Raleigh, consider the specific power requirements and duration of your project. Assess the need for additional accessories such as cables and transfer switches to ensure seamless integration with your existing systems. Proper staging and access are crucial for efficient setup and operation, especially in urban areas. Plan for timely delivery and pickup to align with your project schedule, and ensure the generator is returned in clean condition to avoid additional fees.
Tip: Confirm all accessories are included and functional upon delivery to prevent delays.