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Explore our Cat® XQ Tier 4 Final mobile generators for rent or sale. Ideal for construction, emergency backup, events, and utility support.


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Cat® XQ Mobile Generators for Rent & Sale — Available at Tractor & Equipment

When you need dependable, portable power, Tractor & Equipment has you covered. We offer a full fleet of Cat® XQ Tier 4 Final mobile generators from 20 kVA to 1140 kVA, available for both rental and purchase. Whether it’s for construction, emergency backup, special events, or utility support, we help keep your operations powered—anywhere, anytime.



Model Prime kW Prime kVA Standby kW Standby kVA
XQ20 16 20
XQ35 27 35 30 38
XQ60 46 57.5 50 63
XQ125 100 125 110 138
XQ230 182 228 200 250
XQ330 264 330 288 360
XQ425 340 425 375 469
XQ570 455 570 500 625
XQ1140 910 1140 1000 1250

Note: 1 kW = 1.25 kVA assuming a power factor (PF) of 0.8.

Generator Class Typical Uses Industries
XQ20–XQ60 Portable jobsite power, outdoor events, lighting, telecom support, disaster relief Construction, telecom, events, agriculture
XQ125–XQ230 Office buildings, hospitals, data backup, mid-size construction projects Manufacturing, healthcare, utilities, education
XQ330–XQ1140 Power-critical systems, load sharing, data centers, industrial backup Mining, large-scale construction, municipal, military, utilities
Features Details
Tier 4 Final Compliant Meets EPA Tier 4 Final standards for low emissions and regulatory compliance.
Quiet Operation Sound-attenuated enclosures—down to 61 dBA at 7m for some models.
Fuel Efficient 500-hour oil change intervals; efficient engines and dual-wall fuel tanks.
Remote Monitoring Integrated Cat® Connect telematics for real-time asset tracking and control.
Switchable Voltage 3-phase and single-phase options; tool-free voltage selection (rotary switch).
Plug-and-Play Mobility Trailer-mounted, compact design for easy towing and jobsite setup.
110% Spill Containment Protects job sites with integrated environmental containment of all fluids.
Paralleling Ready Advanced EMCP 4.2B / 4.4 and GCCP controllers for load sharing and sync.

Note: Features listed above are common across the XQ series but may vary by model. Not all features are available on every unit. Our sales team will work closely with you to ensure your project specifications are fully met.

Model Prime kW Prime kVA Standby kW Standby kVA
XQ20 16 20
XQ35 27 35 30 38
XQ60 46 57.5 50 63
XQ125 100 125 110 138
XQ230 182 228 200 250
XQ330 264 330 288 360
XQ425 340 425 375 469
XQ570 455 570 500 625
XQ1140 910 1140 1000 1250

Note: 1 kW = 1.25 kVA assuming a power factor (PF) of 0.8.

Generator Class Typical Uses Industries
XQ20–XQ60 Portable jobsite power, outdoor events, lighting, telecom support, disaster relief Construction, telecom, events, agriculture
XQ125–XQ230 Office buildings, hospitals, data backup, mid-size construction projects Manufacturing, healthcare, utilities, education
XQ330–XQ1140 Power-critical systems, load sharing, data centers, industrial backup Mining, large-scale construction, municipal, military, utilities
Features Details
Tier 4 Final Compliant Meets EPA Tier 4 Final standards for low emissions and regulatory compliance.
Quiet Operation Sound-attenuated enclosures—down to 61 dBA at 7m for some models.
Fuel Efficient 500-hour oil change intervals; efficient engines and dual-wall fuel tanks.
Remote Monitoring Integrated Cat® Connect telematics for real-time asset tracking and control.
Switchable Voltage 3-phase and single-phase options; tool-free voltage selection (rotary switch).
Plug-and-Play Mobility Trailer-mounted, compact design for easy towing and jobsite setup.
110% Spill Containment Protects job sites with integrated environmental containment of all fluids.
Paralleling Ready Advanced EMCP 4.2B / 4.4 and GCCP controllers for load sharing and sync.

Note: Features listed above are common across the XQ series but may vary by model. Not all features are available on every unit. Our sales team will work closely with you to ensure your project specifications are fully met.

Common Questions

We get it—figuring out mobile generators can feel overwhelming at first. Whether you’re prepping for an event, powering a jobsite, or planning emergency backup, there’s a lot to consider.
Below, you’ll find answers to common questions, key features to know, and the essentials to help you get started. And don’t worry—we’re here to walk you through every step.

What is kW and kVA?

kW (kilowatts) measures actual power used, while kVA (kilovolt-amperes) measures apparent power. For the most accurate choice, it’s vital to understand their relationship: 1 kW = 1 kVA at a power factor of 1. This helps in selecting the right generator size for your needs.

What sizes do generators come in?

Generators are available in various sizes, from small portable units for home use to large units suitable for industrial applications. Our offerings covers all common sizes ranges, covering nearly any power requirement you might have.

Where are generators used?

Generators find applications in various settings including residential, construction sites, events, and emergency backup. They ensure continuous power supply for critical equipment during outages. Understanding where to use each size is essential for optimal performance.

What are key features of XQ models?

XQ models boast robust construction, extended runtime, low emissions, and advanced digital controls. They are designed to deliver reliable performance while being easy to transport and set up. These features make them ideal for both temporary and permanent applications.

How can I maintain my generator?

To maintain your generator, regularly check the oil, fuel, and air filters. It’s advisable to operate the unit periodically to keep it in good working condition. Following the manufacturer’s maintenance schedule ensures longevity and reliability of your power source.

What safety measures should I follow?

Always operate the generator outdoors to avoid carbon monoxide buildup. Use appropriate extension cords and ensure that it’s grounded properly. Familiarize yourself with the generator’s controls and emergency shutoff features for safe operation.

What is the fuel efficiency?

Fuel efficiency varies by generator model and load. Generally, the more efficient units consume less fuel while still delivering reliable power. It’s important to review specifications to find a model that fits your fuel efficiency needs.

How do I select the right generator size?

To choose the right generator size, list all the appliances you plan to power along with their wattage. Add them up to determine the required wattage. Be sure to consider startup wattage requirements for some devices.

Is a warranty included?

Yes, every Cat® mobile generator from Tractor & Equipment includes a standard factory warranty—so you’re protected from the start. This coverage ensures you’re backed by Caterpillar’s global support network and genuine parts.

Want even more peace of mind? Ask us about Extended Service Coverage (ESC) options. These customizable plans go beyond the standard warranty to cover up to 100% of parts and labor for eligible repairs, helping you avoid unexpected costs down the road.

We’ll help you find the right level of coverage for your needs—whether you’re renting short-term or investing in long-term power.

Can I connect multiple generators?

Yes, you can connect multiple generators using a parallel kit. This setup can enhance total power output while allowing you to use smaller, more efficient units.

What type of fuel do generators use?

Generators typically use natural gas, diesel, or propane. The choice of fuel can affect performance and efficiency, so consider your specific needs and environment before deciding.

What maintenance is required?

Regular maintenance includes checking oil levels, filters, and cleaning components. It’s also wise to perform technical inspections and ensure everything is functioning correctly for safety and reliability.

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