In San Jose, renting a diesel generator in 2026 typically costs between $150–$300 per day, $600–$1,200 per week, and $1,800–$3,500 per month. These rates vary based on the generator's power capacity and brand. Leading rental companies in the area provide a wide range of options suitable for both small-scale and large-scale projects.
| Vendor | Daily Rate | Weekly Rate | Review Score | Website |
|---|---|---|---|---|
| Dahl's Equipment Rentals | $135 | $340 | 8 | Visit |
| All American Rentals | $135 | $340 | 7 | Visit |
| Sunbelt Rentals | $198 | $594 | 8 | Visit |
| AAAA Generator Services Inc | $425 | $850 | 9 | Visit |
Several factors affect the rental costs of diesel generators, including the generator's power output, duration of hire, and any additional features such as noise reduction or fuel efficiency. Seasonal demand and availability can also impact pricing.
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 excessive dirt or mud are also common. Late-return penalties and overtime usage fees should be considered when planning your rental period.
The diesel generator rental market in San Jose is expected to grow steadily in 2026, driven by increased construction and infrastructure projects. Companies are investing in more efficient and environmentally friendly models to meet regulatory standards and customer demand.
Ensure that any rented diesel generator complies with local emissions regulations. Many rental companies offer generators that meet the latest environmental standards, reducing the risk of fines and project delays.
