Generac
Authorized warranty dealer
Home standby, commercial and Generac industrial gensets. Warranty work, maintenance, installs and replacement.
Brands we service
Generac, Kohler, Cummins, Onan, Caterpillar, MTU and more
Authorized warranty dealer for Generac, Kohler and Briggs & Stratton. Independent service for every other major make, up to 1 MW.
Every major make
We service all brands — Kohler, Cummins, Onan, Caterpillar, MTU, Katolight, Winco, Taylor — not just Generac.
People search by brand, so here they are by name.
Kohler
Authorized warranty dealer
Residential and commercial Kohler standby units, including built by Kohler transfer switches.
Briggs & Stratton
Authorized warranty dealer
Briggs & Stratton home standby systems and their predecessor brands.
Cummins
Service & repair
Cummins commercial and industrial gensets and transfer switches.
Onan
Service & repair
Legacy and current Cummins Onan standby units, common in older commercial buildings.
Caterpillar
Service & repair
Cat diesel standby generators within our 1 MW range.
MTU
Service & repair
MTU (Rolls-Royce Power Systems) diesel gensets within our 1 MW range.
Katolight
Service & repair
Orphaned Katolight units that no longer have a servicing dealer.
Winco
Service & repair
Winco standby units at farms, rural sites and small commercial buildings.
Taylor
Service & repair
Taylor Power Systems units, including older installs with hard to find parts.
Something else?
Ask us
Older or less common brand? Send us the nameplate photo and we'll tell you straight whether we can support it.
Orphan units
Out of warranty, original installer gone, nobody on the service tag? Those are the units we see most. A free audit tells you what you have and what it needs.
Book a free auditStraight answers
Common questions
Can't find your question? Call 847-951-3678 and talk to a technician.
Do you service Kohler generators?
Yes. JRC is an authorized Kohler warranty dealer and services residential and commercial Kohler units.
Do you service Cummins and Onan generators?
Yes. We maintain, test and repair Cummins and Onan standby generators and transfer switches up to 1 MW.
Do you service Caterpillar and MTU generators?
Yes, Caterpillar and MTU diesel gensets within our 1 MW range, including load bank testing and NFPA 110 documentation.