MacAllister Power Systems offers the widest selection of pre-owned generators in Indiana. Our used generator fleet is ready to work wherever your site is located. We ship anywhere in the U.S. and Canada! Our representatives are happy to share more product specs and availability when you call or contact us online.
For more information, please contact:
Todd Moseley, Used Equipment Sales Representative
832-316-9715
Connor Killoren, Used Equipment Sales Representative
317-526-7647
Click on an individual listing below to view more photos and detailed information.

kW: 2750 Style: Skid Mounted Engine: 3516 Fuel: Diesel
Hours: 0 Serial #: JD700101 Qty: 1

kW: 2250 Style: Enclosed Engine: 3516B Fuel: Diesel
Hours: 793 Serial #: FDN01279 Qty: 1

kW: 2000 Style: Skid Mounted Engine: 3516B Fuel: Diesel
Hours: 1564 Serial #: 6HN01703 Qty: 1

kW: 2000 Style: Enclosed Engine: 3516B Fuel: Diesel
Hours: 576 Serial #: 6HN00328 Qty: 1

kW: 2000 Style: Enclosed Engine: 3516B Fuel: Diesel
Hours: 364 Serial #: 6HN01470 Qty: 1

kW: 2000 Style: Enclosed Engine: QSK-G6 Fuel: Diesel
Hours: 143 Serial #: J070115738 Qty: 1

kW: 1750 Style: Enclosed Engine: 3516 Fuel: Diesel
Hours: 2649 Serial #: 25Z06281 Qty: 1

kW: 1600 Style: Skid Mounted Engine: G3516 Fuel: Natural Gas
Hours: 0 Serial #: GSB00116 Qty: 1

kW: 1600 Style: Skid Mounted Engine: G3520C Fuel: Natural Gas
Hours: 0 Serial #: GZJ00712 Qty: 1

kW: 1500 Style: Enclosed Engine: 3512B Fuel: Diesel
Hours: 585 Serial #: CMC00134 Qty: 1

kW: 1500 Style: Enclosed Engine: 3512B Fuel: Diesel
Hours: 1,166 Serial #: 8RM00541 Qty: 1

kW: 1500 Style: Enclosed Engine: 3512B Fuel: Diesel
Hours: 1,169 Serial #: 8RM00540 Qty: 1

kW: 1500 Style: Enclosed Engine: 3512C Fuel: Diesel
Hours: 353 Serial #: SBG00955 Qty: 1

kW: 1500 Style: Enclosed Engine: 3512C Fuel: Diesel
Hours: 370 Serial #: SBG00958 Qty: 1

kW: 1250 Style: Enclosed Engine: 3512 Fuel: Diesel
Hours: 648 Serial #: 24Z09099 Qty: 1

kW: 1000 Style: Enclosed Engine: C32 Fuel: Diesel
Hours: 688 Serial #: JAZ01807 Qty: 1

kW: 1000 Style: Enclosed Engine: C32 Fuel: Diesel
Hours: 0 Serial #: JSJ03887 Qty: 1

kW: 1000 Style: N/A Engine: Fuel: N/A
Hours: Serial #: G3B00117 Qty: 1

kW: 1000 Style: Enclosed Engine: 3508 Fuel: Diesel
Hours: 789 Serial #: 4GM00367 Qty: 1

kW: 925 Style: Skid Mounted Engine: G3516 Fuel: Natural Gas
Hours: 0 Serial #: 4EK05247 Qty: 1

kW: 800 Style: Enclosed Engine: 3412 Fuel: Diesel
Hours: 2901 Serial #: 2WJ01052 Qty: 1

kW: 800 Style: N/A Engine: Fuel: N/A
Hours: Serial #: AFN03938 Qty: 1

kW: 600 Style: Towable Engine: 3412 Fuel: Diesel
Hours: 137 Serial #: 81Z22613 Qty: 1

kW: 600 Style: Skid Mounted Engine: C18 Fuel: Diesel
Hours: 2314 Serial #: PEJ00104 Qty: 1

kW: 600 Style: Enclosed Engine: 3412 Fuel: Diesel
Hours: 670 Serial #: 81Z16489 Qty: 1

kW: 600 Style: Enclosed Engine: 3412 Fuel: Diesel
Hours: 316 Serial #: 81Z23303 Qty: 1

kW: 500 Style: Enclosed Engine: C15 Fuel: Diesel
Hours: 152 Serial #: NAP01208 Qty: 1

kW: 500 Style: Enclosed Engine: C15 Fuel: Diesel
Hours: 116 Serial #: C5E02866 Qty: 1

kW: 500 Style: Skid Mounted Engine: C15 Fuel: Diesel
Hours: 0 Serial #: PET00184 Qty: 1

kW: 500 Style: Skid Mounted Engine: C15 Fuel: Diesel
Hours: 0 Serial #: 11500042 Qty: 1

kW: 500 Style: Skid Mounted Engine: C15 Fuel: Diesel
Hours: 0 Serial #: PET00350 Qty: 1

kW: 500 Style: Skid Mounted Engine: C15 Fuel: Diesel
Hours: 0 Serial #: PET00351 Qty: 1

kW: 500 Style: N/A Engine: C15 Fuel: Diesel
Hours: Serial #: P1Z00353 Qty: 1

kW: 500 Style: N/A Engine: Fuel: Diesel
Hours: Serial #: 8HG02465 Qty: 1

kW: 500 Style: Enclosed Engine: C15 Fuel: Diesel
Hours: 249 Serial #: C5E00687 Qty: 1

kW: 500 Style: Skid Mounted Engine: C15 Fuel: Diesel
Hours: 0 Serial #: 11500003 Qty: 1

kW: 500 Style: Skid Mounted Engine: C15 Fuel: Diesel
Hours: 0 Serial #: PET00333 Qty: 1

kW: 500 Style: Skid Mounted Engine: C15 Fuel: Diesel
Hours: 0 Serial #: PET00185 Qty: 1

kW: 480 Style: Skid Mounted Engine: 3412 Fuel: Natural Gas
Hours: 1500 Serial #: 7DB01158 Qty: 1

kW: 450 Style: Enclosed Engine: 3412 Fuel: Natural Gas
Hours: 500 Serial #: KAP00165 Qty: 1

kW: 400 Style: Enclosed Engine: 3406 Fuel: Diesel
Hours: 667 Serial #: 4ZR03908 Qty: 1

kW: 400 Style: Skid Mounted Engine: C15 Fuel: Diesel
Hours: 0 Serial #: C5E01016 Qty: 1

kW: 400 Style: N/A Engine: Fuel: N/A
Hours: Serial #: 9DR04182 Qty: 1

kW: 400 Style: Skid Mounted Engine: C15 Fuel: Diesel
Hours: 0 Serial #: C5E00996 Qty: 1

kW: 400 Style: Skid Mounted Engine: 3406 Fuel: Diesel
Hours: 300 Serial #: 4PM00202 Qty: 1
Coming in

kW: 395 Style: Enclosed Engine: 3412 Fuel: Natural Gas
Hours: 263 Serial #: 7DB01674 Qty: 1

kW: 250 Style: Enclosed Engine: 3306 Fuel: Diesel
Hours: 250 Serial #: 9NR05809 Qty: 1

kW: 240 Style: Skid Mounted Engine: G3406 Fuel: Natural Gas
Hours: 0 Serial #: KAR00827 Qty: 1

kW: 240 Style: Skid Mounted Engine: G3406 Fuel: Natural Gas
Hours: 0 Serial #: KAR00826 Qty: 1

kW: 125 Style: Enclosed Engine: C6.6 Fuel: Diesel
Hours: 4559 Serial #: N6D02022 Qty: 1
Your Source for Used Generators
Whether you want a generator for reliable prime power or to add to your contingency plan, we have the solution. We will work with you to provide an energy-efficient, low-hour generator that can help you meet industry compliance rules or serve your clients.
Buying a used diesel or natural gas generator does not mean you give up quality for a lower price. We have trained technicians who maintain the health of our entire used generator fleet. Before we deliver your purchase, we perform a careful inspection and load capacity testing. As soon as your unit arrives, it is set to power your project or facility at full strength.
The Used Generators We Offer
You’ll find many options that are sure to handle your electrical power generation requirements. Our inventory has units with a range of kilowatt ratings and engine setups. Finding the right size and output is as simple as asking one of our product experts. We are always refreshing our supply to offer the best deals on the strongest generators on the market.
As the authorized Cat® dealer in Indiana, MacAllister Power Systems has many pieces of pre-owned equipment by Caterpillar®. Cat engines have a legacy of fuel economy, safety and long service life. Plus, they are easy to maintain and simple to use, making used Cat generators a sound choice for your power needs.
We also offer used generators from Cummins, Detroit Diesel and other big-name manufacturers. Whatever the make, we have the training to install and service your purchase. Our dealerships also stock all the add-on products and accessories to get you up and running.
Used Portable Generators
A huge benefit of our trailer-mounted generators is how compact and easy to move they are. You can place them around multiple points on your site, or transport them between several locations. Our portable generators can suit your construction or emergency response operations and prepare you for any situation.
Used Standby Generators
For hundreds or thousands of kilowatts, go with a durable stationary generator. Our larger pre-owned generators are often held in sound-attenuated containers, providing quiet, constant operation. Their sturdy builds can spend years in the elements with low maintenance requirements, ready to power on at any time.
Get the Best Value by Shopping at MacAllister Power Systems
It’s our goal to make your used generator investment the most affordable choice for your organization. We provide equipment financing with custom plans so you can buy better equipment on your terms.
Our locations throughout Indiana have an experienced team of representatives and engineers in place. With our more than 75 years of generator expertise, MacAllister is here to be your trusted partner in keeping the power on. If we do not have the generator you want, there is a chance MacAllister can find the right unit on the nationwide network of Caterpillar dealers.
Contact us online to get more help with buying the used generator that interests you, or call one of our experts today.