Standby Generator Service

A generator sits quietly for a year and then has to work on the one night it matters. That means the battery, the oil, the weekly test cycle and the transfer switch, all checked before the storm rather than during it. These are New Jersey homes we look after on a maintenance plan, and plenty of the generators on this list were installed by somebody else. Each one names the equipment on site and the town, so what you are reading is work we actually did rather than a list of what a plan covers.

916 completed generator service projects across 142 New Jersey towns, including 153 with a review written by the customer.

18 kW Generac standby generator in Brielle, NJ

Generac 18 kW Standby Generator in Brielle, NJ | Surge Protection and Load Management

Gary from Brielle, NJ has been a Green Sun Energy Services client since June of 2022. He signed in the middle of June and the generator was commissioned in early September, an 18 kW Generac on a pad with a 150-amp service-rated transfer switch, a whole-house surge protective device and a management module to keep the largest load from overwhelming the rest. A Generac service contract has covered it since, with scheduled visits and monitoring. Brielle is in Monmouth County, on the Manasquan River, where storm season is taken seriously.

22 kW Generac standby generator in Middletown, NJ

Generac 22 kW Standby Generator in Middletown, NJ | Surge Protection Built In

Robert from Middletown, NJ has been a Green Sun Energy Services client since October of 2022. Six weeks after he signed the generator was running, a 22 kW Generac behind a 200-amp service-rated transfer switch with a surge protective device on the panel and two management modules sharing the heavy loads. The surge device matters more than people expect: the damage often arrives when the grid comes back, not when it goes down. A Generac service contract has covered it since. Middletown is in Monmouth County.

22 kW Generac standby generator in Old Bridge, NJ

Standby Generator Service in Old Bridge, NJ | Generac 22 kW | Client Since 2021

David from Old Bridge, NJ has been a Green Sun Energy Services client since August of 2021. He put his 22 kW Generac from the 7000 series on Diamond, our most complete plan and Wi-Fi monitoring. Diamond folds the maintenance visits, the parts and the monitoring into a single arrangement, which suits a large unit where a small fault left alone becomes an expensive one. Old Bridge is in Middlesex County, and this generator has been under contract from the month it went on plan.

18 kW Generac standby generator in Lincroft, NJ

Standby Generator Installation and Soft Washing in Lincroft, NJ | 18 kW Generac

Bill in Lincroft has been a Green Sun Energy Services client since February of 2021. The standby generator was commissioned that October and we soft washed the house in June 2026. Managing a third of the calculation: The electrical calculation for this 3,000 square foot house comes to 25,756 watts. The machine is a Generac Guardian 18 kW home standby, model 7228, delivering 17 kW on natural gas, which is what the house runs on. Those two numbers are eight and a half thousand watts apart, and closing that gap is the whole design of the installation. Three smart management

16 kW Generac standby generator in Springfield, NJ

Generac 16 kW Standby Generator in Springfield, NJ | 200-Amp Service-Rated Switch

Diane from Springfield, NJ has been a Green Sun Energy Services client since November of 2020. The generator was signed that November and commissioned the following July, a 16 kW Generac on its own pad behind a 200-amp service-rated transfer switch, which carries the house rather than a chosen set of circuits. A Generac service contract has covered it since, with scheduled maintenance and monitoring so the unit is exercised long before anybody needs it. Springfield is in Union County, at the northern end of where our crews travel.

20 kW Generac standby generator in Jackson, NJ

Generac 20 kW Standby Generator in Jackson, NJ | 3,400 Sq. Ft. Whole-House Backup

Helen from Jackson, NJ has been a Green Sun Energy Services client since September of 2020. She signed in September and the generator was commissioned the following March, a 20 kW Generac on its own pad behind a 200-amp service-rated transfer switch. At 3,400 square feet with two refrigerators, a dishwasher and the laundry, it is one of the larger houses we have covered, and 20 kW carries all of it rather than a chosen set of rooms. Jackson is in Ocean County, where the lots are wooded and the lines come down with the branches.

22 kW Generac standby generator in Holmdel, NJ

Standby Generator Installation and Soft Washing in Holmdel, NJ | 22 kW Generac

Joe in Holmdel has been a Green Sun Energy Services client since October of 2020. The standby generator was commissioned in February 2021 and we soft washed the house in April 2026. Six hundred watts of margin: This is a 4,800 square foot house, and its electrical calculation comes to 24,888 watts. Two three-ton air conditioners account for 6,000 of that and are managed, which brings the figure the generator has to hold to 18,888 watts. The machine is a Generac Guardian 22 kW home standby, model 7043-2, and it delivers 19.5 kW on natural gas, which is what this

16 kW Generac standby generator in Monmouth Junction, NJ

Generac 16 kW Standby Generator in Monmouth Junction, NJ | 200-Amp Service-Rated Switch

Paul from Monmouth Junction, NJ has been a Green Sun Energy Services client since August of 2020. He signed in the middle of August and the generator was commissioned the following January, a 16 kW Generac on its own pad behind a 200-amp service-rated transfer switch, sized to carry the house rather than a handful of circuits. A Generac service contract has covered it since, with scheduled maintenance and monitoring in between. Monmouth Junction is in Middlesex County, well inside the area our generator crews cover.

20 kW Generac standby generator in Middletown, NJ

Standby Generator Service in Middletown, NJ | 20 kW Standby Generator

Maryann from Middletown, NJ has been a Green Sun Energy Services client since July of 2020. Her 20 kW unit is a Honeywell, which is a Generac underneath the badge, and it has been on our PowerBase Silver plan for six years. Silver means the machine gets opened on a schedule rather than after a failure: oil and filters, battery tested, transfer switch checked, and a run under load. Honeywell-badged units are common enough around here that they are no trouble to service. Middletown is in Monmouth County.

20 kW Generac standby generator in Middletown, NJ

Generator Service and Holiday Lighting in Middletown, NJ | Client Since 2020

Matt from Middletown, NJ has been a Green Sun Energy Services client since July of 2020, when the servicing of a generator installed by another company came to us. Four years later he and Maria asked for something with no engineering in it at all. A 20 kW Generac taken on at seven years: The machine is a 20 kW Generac from the 5800 series, commissioned in February of 2013 by another company, running on natural gas behind a managed whole-house transfer switch. Its servicing came to us in July of 2020, at a little over seven years old. Seven

22 kW Generac standby generator in Fair Haven, NJ

Generac 22 kW Standby Generator in Fair Haven, NJ | 200-Amp Service-Rated Transfer Switch

Alex from Fair Haven, NJ has been a Green Sun Energy Services client since November of 2019. He signed in early November and the generator was commissioned in late January, a 22 kW Generac on its own pad behind a 200-amp service-rated transfer switch, which means the whole house rides through an outage rather than a chosen handful of circuits. A Generac service contract has kept it maintained since, with scheduled visits and monitoring between them. Fair Haven is in Monmouth County, close enough to the river that outages are a seasonal fact.

20 kW Generac standby generator in Kendall Park, NJ

Generac Standby Generator Installation in Kendall Park, NJ | 20 kW Unit with 200-Amp Transfer Switch

Robert from Kendall Park, NJ has been a Green Sun Energy Services client since September of 2018. He signed in early September and we had the generator commissioned by late November, a 20 kW Generac standby unit tied to a 200-amp automatic transfer switch sized to carry the house rather than a handful of circuits. Robert holds our PowerBase Diamond service plan, the top tier, which keeps the generator on a scheduled maintenance cycle with monitoring between visits. Kendall Park is in Middlesex County, where we install and maintain standby generators for homeowners throughout the year.

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