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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.

Online UPS Systems

Online UPS systems are the top line UPS that provide you with a wide range of features to help protect your equipment from a power failure to overvolting. One of the features that an Online UPS system offers is that it double converts the current from AC to DC and then from DC back to AC but with the ideal output power. This feature is what isolates connected equipment from blackouts, brownouts, overvoltage, surges, line noise and electrical impulses. A typical On-line UPS regulates its voltage within +-2-3%.

Browse the full UPS online range below or get in touch with us today if you have any questions or require further information on our online UPS systems.

We only have suppliers who meet our supply chain standards for quality (ISO 9001), health and safety (ISO 18001), and environmental management (ISO 14001).

To learn more about our trade-in program check our blog out here.

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Critical Power Supplies - Product box 687141 1548682980
Riello Sentinel Dual 2.2kVA Online 230V with No Internal Batteries (UPS)
£573.43 £573.43
in stock
details >
Critical Power Supplies - Product box 687141 1548682980
Riello Sentinel Dual 3kVA Online 230V with No Internal Batteries (UPS)
£641.26 £641.26
in stock
details >
Critical Power Supplies - Product box 886481 1559142119
Riello Sentinel Tower 6kVA Online 230V (UPS)
£1,434.53 £1,434.53
in stock
details >
Critical Power Supplies - Product box 886481 1559142119
Riello Sentinel Tower 8kVA Online 230V (UPS)
£1,681.34 £1,681.34
in stock
details >
Critical Power Supplies - Product box 886266 1559121368
Riello Sentinel Rack 3kVA Online 230V (UPS) (No Internal Batteries)
£739.48 £739.48
in stock
details >
Critical Power Supplies - Product box 886481 1559142119
Riello Sentinel Tower 10kVA Online 230V (UPS)
£1,734.50 £1,734.50
in stock
details >
Critical Power Supplies - Product box 886461 1559126816
Riello Sentinel Dual 10kVA Online (UPS)
£2,176.46 £2,176.46
in stock
details >
Critical Power Supplies - Product box 885346 1559059026
Riello Sentinel Rack 1.5kVA Online 230V (UPS)
£687.81 £687.81
in stock
details >
Critical Power Supplies - Product box 886481 1559142119
Riello Sentinel Tower 10kVA Online 230V (UPS) (No Internal Batteries)
£1,573.21 £1,573.21
in stock
details >
Critical Power Supplies - Product box 886461 1559126816
Riello Sentinel Dual 8kVA Online (UPS)
£2,077.73 £2,077.73
in stock
details >
Critical Power Supplies - Product box 820286 1556874408
APC Easy UPS On-Line Ext. Runtime SRV 3000VA 230V with External Battery Pack
£1,621.29 £1,621.29
in stock
details >
Critical Power Supplies - Product box 886481 1559142119
Riello Sentinel Tower 5kVA Online 230V (UPS)
£1,365.16 £1,365.16
in stock
details >
Critical Power Supplies - Product box 886481 1559142119
Riello Sentinel Tower 6kVA Online 230V (UPS) (No Internal Batteries)
£1,378.30 £1,378.30
in stock
details >
Critical Power Supplies - Product box 819046 1556804239
APC Easy UPS SRV 1000VA 230V
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Critical Power Supplies - Product box 819141 1556806500
APC Easy UPS On-Line SRV Ext. Runtime 1000VA 230V with External Battery Pack
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Critical Power Supplies - Product box 819231 1556810235
APC Easy UPS On-Line SRV RM 1000 VA 230V with Rail Kit
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Critical Power Supplies - Product box 820186 1556871888
APC Easy UPS On-Line SRV RM 2000 VA 230V with Rail Kit
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Critical Power Supplies - Product box 820286 1556874408
APC Easy UPS On-Line SRV Ext. Runtime 2000VA 230V with External Battery Pack
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