Generator Service

Generator Maintenance Diesel Generator maintenance

NJB Generators Ltd are able to fully cover your Diesel Generator with a service/maintenance contract.
We have many satisfied customers in varies industries and many locations.
Although based in Bristol (South West), we cover most of England and Wales and operate a 24/7/365 service.

Generator Repairs

NJB are able to repair generators and are happy to give free advice on the viability of repairing a generator.
We can undertake all types of generator repair and will advise you of all potential options before we commence work.

Load Bank Testing Load bank testing

NJB Generators Ltd can load bank your generator to 100% to ascertain it’s performance and find any faults that may be present. We provide load bank test results covering: engine temperature, oil pressure, A.C Voltage, Hz/Speed data and more.


Click on the Headings Above for Further Information or call 0117 986 3888

For Enquiries in Devon & Cornwall Please Call 01409 241713