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.

938 completed generator service projects across 142 New Jersey towns, including 165 with a review written by the customer.

Standby Generator Service in Piscataway, NJ | 17 kW Whole-House Backup

Melvin from Piscataway, NJ has been a Green Sun Energy Services client since March of 2018. The 17 kW standby generator at the house was installed by another company in June of 2013, and Melvin moved its servicing to us nearly five years later. Four consecutive intervals followed — the four-year service, then the five, six and seven-year, the last completed in February of 2021 with 83.9 hours on the meter and the fuel plenum inspected and clear. Picking up a machine at the four-year mark means inheriting whatever the first four years did to it, which is why the

Standby Generator Service in Freehold, NJ | 20 kW Whole-House Backup

Charles from Freehold, NJ has been a Green Sun Energy Services client since December of 2017. The 20 kW standby generator at the house was installed by another company in March of 2013, and Charles asked us to take it on nearly five years later. We began with a startup inspection, which is standard on any machine we did not install ourselves, and followed it with a scheduled service completed in April of 2018. The meter read 64.1 hours by then — a machine that had already done a fair amount of work before we ever saw it, which is

Standby Generator Service in East Windsor, NJ | 16 kW Essential-Circuits Backup

Robert from East Windsor, NJ has been a Green Sun Energy Services client since November of 2017. The 16 kW standby generator at the house was installed by another company in August of 2015, and Robert moved its servicing to us two years later. The three, four and five-year intervals were all carried out, the last completed in November of 2019 with 31.5 hours on the meter and the fuel plenum checked and clear of rust. That plenum inspection is the part owners never think about: rust there is how a fuel system starts to fail, and it is found

Standby Generator Service in Pennington, NJ | Commercial 20 kW Backup

Pennington Citgo in Pennington, NJ has been a Green Sun Energy Services client since October of 2017. The 20 kW standby generator at the station was installed by another company in November of 2014, and the servicing came to us three years later — the same year the owner brought us the generator at his house nearby, so the business and the home are looked after together. Scheduled work has run from the two-year interval through to the eight-year, completed in January of 2023 with 84 hours on the meter and the fuel plenum inspected and clear of rust. A

Standby Generator Service in Farmingdale, NJ | 16 kW Whole-House Backup

Bonnie from Farmingdale, NJ has been a Green Sun Energy Services client since July of 2017. The 16 kW standby generator at the house was installed by another company in July of 2015, and Bonnie moved its servicing to us two years later. Four consecutive intervals followed — the three-year service, then the four, five and six-year, the last completed in April of 2020 with 97 hours on the meter. A 16 kW machine on a managed whole-house switch takes the whole property rather than a chosen set of circuits, which is the arrangement most people assume they have and

Standby Generator Service in Warren, NJ | 8 kW Whole-House Backup

Kristen from Warren, NJ has been a Green Sun Energy Services client since June of 2017. The 8 kW standby generator at the house was installed by another company in February of 2013, and Kristen brought its servicing to us four years later. The three, four and five-year intervals were all carried out, the last in June of 2019, along with a service call in March of 2018. At 8 kW this is one of the smaller machines we look after, and it runs a managed whole-house switch — which only works because the house was assessed properly for what

Standby Generator Service in Howell, NJ | 17 kW Essential-Circuits Backup

Lisa from Howell, NJ has been a Green Sun Energy Services client since June of 2017. The 17 kW standby generator at the house was installed by another company in January of 2014, and Lisa moved its servicing to us three years later, adding an extended parts-and-labor warranty at the same time. We began with a startup inspection — standard on any machine we did not install ourselves, because there is no sense servicing a generator before knowing what condition it is in — and then carried out every scheduled interval from the three-year service through to the six-year in

Standby Generator Service in Monroe Township, NJ | 20 kW Whole-House Backup

Ashok from Monroe Township, NJ has been a Green Sun Energy Services client since June of 2017. The 20 kW standby generator at the house was installed by another company in May of 2013, and Ashok moved its servicing to us four years later. Every scheduled interval has been carried out since, from the three-year service through to the nine-year. At the eight-year visit in June of 2022 the hour meter read 158 hours — the equivalent of about six and a half days of running spread across nearly a decade, most of it in outages nobody plans for. The

Standby Generator Service in Old Bridge, NJ | 17 kW Essential-Circuits Backup

Patricia from Old Bridge, NJ has been a Green Sun Energy Services client since May of 2017. The 17 kW standby generator at the house was installed by another company in July of 2013, and Patricia moved its servicing to us four years later. The record since then is a fair picture of what looking after a generator actually involves: every scheduled interval from the three-year service through to the nine-year in August of 2023, two battery replacements, a fuel plenum, and one repair carried out under our workmanship warranty at no charge. Batteries are the usual reason a standby

Standby Generator Service in Oceanport, NJ | 14 kW Backup, Client Since 2017

Joseph from Oceanport, NJ has been a Green Sun Energy Services client since April of 2017. The 14 kW standby generator at the house was installed by another company in January of 2013, and four years later Joseph moved its servicing to us. We started with a startup inspection, the visit we run on any machine we did not install ourselves, and then worked through every scheduled interval from the two-year service to the ten-year, the most recent completed in October of 2025. The hour meter read 183 hours at that visit. Oceanport sits low against the Shrewsbury River, where

Standby Generator Service in Lavallette, NJ | 20 kW Whole-House Backup

Tom from Lavallette, NJ has been a Green Sun Energy Services client since December of 2015. The 20 kW standby generator at the house was installed by another company that April, and Tom and Francine moved its servicing to us eight months later, adding an extended parts-and-labor warranty at the same time. Every scheduled interval was carried out from the one-year check through to the six-year service in October of 2020, and that January we fitted a fuel plenum. The hour meter read 62.7 hours at the six-year visit — not much running for a house on the barrier island,

Standby Generator Service in Freehold, NJ | 20 kW Backup, Client Since 2015

John from Freehold, NJ has been a Green Sun Energy Services client since November of 2015. The 20 kW standby generator at the house was installed by another company in December of 2013, and John moved its servicing to us two years later. Every scheduled interval from the two-year service through to the ten-year has been carried out, the most recent completed in April of 2025. The hour meter read 129.5 hours at that visit — a little over five days of running spread across a decade of Freehold weather. Nobody finds out whether a standby generator still works during

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