20 Years of Exceptional Service

We provide our customers with outstanding service, unbeatable prices and the fastest response times.

What We Do

Generator Sales

Top of the line porducts – Generac, Kohler, Briggs & Stratton and more.

Generator Service

Annual Maintenance to keep your systems running smoothly.

Generator Rentals

Large or small, temporary generator systems for all your needs.


Critical Systems is a backup power generation company serving NY, NJ and PA. Whether your needs are residential or commercial we are the best choice throughout the Northeast PA and Northern NJ region, view our service area here. Our outstanding service, unbeatable prices and fastest response times set us apart from the competition. We stock more Generac and Guardian parts than any competitor in the northeast and always have true rental generators available for events and outages. Our own equipment is ready 24/7. We take special care in our installations and warranty our work. Our company is fully insured and registered with the state

With over 20 years of experience, Critical Systems has serviced residential homes, commercial properties and industrial businesses to create, and maintain the best backup power solutions. We are committed to providing the highest quality work and we take pride in our ability to quickly and accurately fulfill each client’s unique needs. We take special care in our service and warranty all of our work. Installations are best performed by an electrician and overseen by Critical Systems. Our company is fully insured and registered with the state. Call us today to get started creating your backup power solution. We hope to work with you soon!


Reducing Our Footprint

In an effort to reduce our carbon footprint, we are updating our service vehicles …. read more


Online Parts Store Coming Soon

For added convenience for our customers,  we are adding an online parts division to our website. Check back for updates…. read more.

Years Established

Completed Projects

“We called Critical Systems for emergency service. They were at our home in one hour despite a major snowstorm and state of emergency. They repaired our generator and only charged us normal service rates! What more can you ask for!”

Robert K., Milford PA