Request a Free Site Survey

Survey Request

Latest News


As an authorised 'RIELLO' Reseller & Service provider SIEL Energy Systems are pleased to offer a 5 year extended warranties as standard on all its…

Read More

JOSCAR Accreditation

For the 4th year in succession SIEL Energy Systems are pleased to confirm that our JOSCAR registration has been renewed. Our accreditation to this scheme…

Read More

5.4MW UPS5000-S modular UPS Installation for major International IT Services Provider

SIEL Energy systems have successfully completed 3 new major UPS replacement installations for a major international IT services provider.  SIEL Energy Systems were selected to…

Read More

For 30 years SIEL Energy Systems have been delivering high quality Power Protection Solutions to organisations like yours throughout the UK to ensure the continuity of electrical power for mission critical applications and essential services.

During this time we have gained an unsurpassed reputation for the ‘inherent reliability’ of the systems we have installed from our carefully selected and approved partners, the high level of customer service we provide and the ethical manor in which we conduct our business all of which is reflected in our continued growth and the level of repeat business we enjoy from our increasingly prestigious customer base.

Needless to say, that over time we have established a considerable wealth of ‘In Depth’ experience in both system design and application knowledge, all of which we would be please to share with you.

Call us now on 0845 1306118 for impartial advice and informal chat.

UPS Maintenance and Service

Read More

Accreditation Certificates

View our Accreditation Certificates