Critical Power Supplies - Facebook-double Critical Power Supplies - Twitter-double Critical Power Supplies - Linkedin-double Critical Power Supplies - Google-plus-double Freephone 24 Hour: 0800 978 8988 Int: +44 (0)1844 340122
x
Critical Power Supplies - Maintaining a rack

Do you need help installing?
We can help you.

We provide a range of on-site services whether your project is for a single UPS and Generator or remote monitoring across multiple sites.

Critical Power Supplies - Project Planning

Get a head start with our FREE
Project Management Consultation.

Why not use our project management services to help you have a smooth and pain free project.

Critical Power Supplies - Datacentre Banner

Trade-In your UPS with us

Trade-in your old UPS for a same or higher spec model*

Critical Power Supplies - Maintaining a rack

Do you need help installing?
We can help you.

We provide a range of on-site services whether your project is for a single UPS and Generator or remote monitoring across multiple sites.

Critical Power Supplies - Project Management and Planning

Get a head start with our FREE
Project Management Consultation.

Why not use our project management services to help you have a smooth and pain free project.

Critical Power Supplies - Datacentre Banner

Trade-In your UPS with us

Trade-in your old UPS for a same or higher spec model*

*Terms and conditions apply.

Uninterruptible Power Supplies

Uninterruptible Power Supplies or UPS is our speciality here at Critical Power Supplies. With a wide range of UPS systems for all types of applications from home and domestic use up to heavy industry and medical uses, you are sure to find the UPS power supply that you require. Do you need a rack mount solution for your servers or UPS battery backup? For whatever your needs are we can provide you with an uninterruptible power supply.

In our collection you will find all of the uninterruptible power supplies that you require from line interactive UPS to online UPS systems. We also stock an extensive selection of UPS battery replacements and 3 phase UPS systems.

You will find leading manufacturers in our collection including APC, Eaton and Riello, so you can expect nothing less than outstanding performance with our products. We only have suppliers who meet our supply chain standards for quality (ISO 9001), health and safety (ISO 18001), and environmental management (ISO 14001). Browse our uninterruptible power supplies in full below or contact us today if you have any questions regarding our range.

Critical Power Supplies - Swipe-left Swipe for more Critical Power Supplies - Swipe-right
Filters Done
Show results for
Refine by

Choose your options

Applications (clear)
Brand (clear)
Rating (kVA) (clear)
Rating (kW) (clear)
Format (clear)
Accessories (clear)
Critical Power Supplies - Product box 1783326 1611651433
UPS Network Management Card 3
£242.69 £242.69
in stock
details >
Critical Power Supplies - Product box 32652 1500036357
APC Replacement Battery Cartridge #2
£48.99 £48.99
in stock
details >
Critical Power Supplies - Product box 32652 1500036357
APC Replacement Battery Cartridge #17
£47.07 £47.07
in stock
details >
Critical Power Supplies - Product box 34745 1500036357
APC Replacement Battery Cartridge #43
£341.92 £341.92
in stock
details >
Critical Power Supplies - Product box 1945556 1624875914
APC Smart-UPS 3000VA LCD RM 2U 230V with Network Card
£1,824.76 £1,824.76
in stock
details >
Critical Power Supplies - Product box 1725611 1608110855
APC Smart-UPS SRT 3000VA RM 230V
£2,206.45 £2,206.45
in stock
details >
Critical Power Supplies - Product box 35256 1500036357
APC Back-UPS 325, 230V, BS1363
£81.25 £81.25
in stock
details >
Critical Power Supplies - Product box 1805646 1613561698
APC Symmetra EM 2-6kVA EBM
£460.24 £460.24
in stock
details >
Critical Power Supplies - Product box 34738 1500036357
APC Replacement Battery Cartridge #4
£72.64 £72.64
in stock
details >
Critical Power Supplies - Product box 1804521 1613560369
APC Smart-UPS 1500VA, Tower, LCD 230V with SmartConnect Port
£478.37 £478.37
in stock
details >
Critical Power Supplies - Product box 1523971 1599821758
APC Back-UPS 650VA, 230V, 1 USB charging port
£87.16 £87.16
in stock
details >
Critical Power Supplies - Product box 1724236 1608110746
APC Smart-UPS 1000VA, Rack Mount, LCD 230V with SmartConnect Port
£580.47 £580.47
in stock
details >
Critical Power Supplies - Product box 34817 1500036357
APC Back-UPS 350VA Offline 230V (UPS)
£91.92 £91.92
in stock
details >
Critical Power Supplies - Product box 1945561 1624875916
APC Smart-UPS 1500VA LCD RM 2U 230V with Network Card
£1,315.96 £1,315.96
in stock
details >
Critical Power Supplies - Product box 32661 1500036357
APC Replacement Battery Cartridge #48
£106.59 £106.59
in stock
details >
Critical Power Supplies - Product box 1804506 1613560344
Back UPS Pro BR 900VA, 6 Outlets, AVR, LCD Interface
£182.48 £182.48
in stock
details >
Critical Power Supplies - Product box 1725341 1608110823
APC Smart-UPS 3000VA Rack Mount, LCD 3000VA, 230V with SmartConnect Port
£1,567.12 £1,567.12
in stock
details >
Critical Power Supplies - Product box 34819 1500036357
APC Back-UPS 650VA Offline 230V (UPS)
£119.91 £119.91
in stock
details >