welcome to Harland Simon

Harland Simon UPS Ltd has over 20 years experience in the uninterruptible power supply business as a manufacturer of custom design UPS Power Systems reaching out to a niche market within the industry sectors.


As one of the UK’s leading UPS manufacturers we provide the option to either select an existing model from our extensive Harland ProtectUPS® range or, to receive a custom design UPS system meeting a variety of specifications, i.e. WIMES (water), MILSTAN/DEFSTAN (defence), IACS-E10 (marine), LUL and Network Rail PADS Approved.



what we doOur Services


    A full range of AC UPS suitable for Commercial / Marine / Industrial / Defence Applications


    Utilising COTS product Harland Simon UPS can manufacture power solutions to meet with a higher operating temperature, higher vibration, higher level of EMC or higher Ingress Protection.


    As a specialist UPS manufacturer, we have a team of experts to design and build a Power Solution for your specification, and where a standard UPS will not be suitable. At our Milton Keynes facility, we manufacture and supply UPS products that meet MIL STD/DEF STAN, & Marine standards (DNV/Lloyds).


Harland Simon UPS LTD providers of Rugged Case mounted UPS to BAE SYSTEMS

UK RAF’s 90 Signals Unit to install BAE’s Falcon early entry capability

Harland Simon UPS LTD are supplying the CEPDS UPS Solution


The Future is Bright for Harland Simon UPS LTD

Continuous expansion happening to Harland Simon UPS teams, with the fourth apprentice joining in December!


Integrated UPS System - Marine High Spec Navy UPS – (Royal Navy)

Harland Simon UPS LTD are providing Marine -Navy High Spec UPS for: TYPE 26 FRIGATE

Type 26 Global Combat Ship is a 21st Century warship