Uninterruptible Power Supply

Reliable power when every second counts

In high-stakes environments, even a brief power interruption can put safety, operations and compliance at risk. Uninterruptible power supplies (UPS) are used to bridge the gap between a power loss and generator start-up, or to keep sensitive systems running during upgrades, testing and live changeovers.

We design and deliver UPS solutions as part of a complete critical power setup, integrating them with generators, battery storage and synchronised systems where needed. From short-term hire to long-term support, we handle specification, installation, commissioning and monitoring - helping hospitals, data centres, control rooms and industrial sites maintain clean, stable power and protect uptime with confidence.

Keeping power running without interruption

We support sites where even a brief loss of power isn’t an option — from live upgrades and planned shutdowns to temporary installations and locations with unstable or constrained grid connections. These are the moments when control rooms, server racks, medical equipment and safety-critical systems need clean, continuous supply while power sources change or recover.

Our teams design and deploy UPS protection that fits each scenario, integrating it with generators and wider power systems to maintain continuity throughout the transition. It’s a hands-on, site-specific approach that helps you move through critical phases without disruption, risk or guesswork.

Specifying the right UPS for your site

We start by understanding what a power interruption would actually mean for your operation. Whether you need seconds of clean ride-through to bridge a generator start-up, or extended backup for critical systems, we assess load, runtime, redundancy and compliance requirements before recommending a solution.

From there, we design a UPS setup that fits your site and integrates with generators, distribution and wider power systems. The result is a configuration that’s built around your risk level and operational needs, not just a kVA rating.

Testing, monitoring and ongoing support

We don’t just supply and install. Every UPS setup is tested under load and commissioned to confirm performance before it’s relied on in live operation. Remote monitoring and clear performance data give you ongoing visibility of system health and runtime.

If conditions change or an issue arises, our teams provide on-call technical support to help keep power stable and operations protected—backed by documentation and compliance sign-off for confidence at handover and beyond.

Engineered UPS solutions, delivered by experts

We design, install, and manage UPS systems to keep your critical power running without interruption.

Assess your power needs

Analyse load requirements, redundancy, and critical circuits

Design the right system

Select inline, standby, or modular UPS tailored to your site

Install & integrate seamlessly

Expert deployment ensures smooth connection with generators or mains

UNINTERRUPTIBLE POWER SUPPLY

Keeping power running without interruption

Specifying the right UPS for your site

Testing, monitoring and ongoing support

Frequently Asked Questions

What’s the difference between inline and standby UPS systems?

How long can a UPS system keep my site powered?

Do I need a UPS if I already have a generator?

Can Sunbelt Rentals install and commission the UPS system for me?

What sectors typically use your UPS systems?

Are your UPS systems available for short-term hire?