Online UPS
Uninterrupted Power for Critical Systems & Environments
Online (double-conversion) UPS systems provide the highest level of power protection, delivering a continuous, clean supply even during voltage fluctuations or outages. They're ideal for sensitive and mission-critical setups such as data centres, medical equipment, and industrial systems.
UPSBuyer offers a broad selection of online UPS models from leading manufacturers like Schneider Electric, Riello UPS, Eaton, Vertiv, and Salicru. When uptime matters most, online UPS is the go-to solution.
Online UPS
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Eaton 9PX1000IRT2UBS 9PX 1000VA/1000W 230V Online UPS, RT 2U
£1,222.19 £1,018.49
2 Available, Next-Day Delivery
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APC SRT1000RMXLI Smart-UPS SRT 1000VA/1000W 230V Online UPS, Rack 2U, inc. Rail Kit
£1,248.00 £1,040.00
4 Available, Next-Day Delivery
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Eaton 9SX1500IRBS 9SX 1500VA/1350W 230V Online UPS, Rackmount 2U
£1,248.60 £1,040.50
10 Available, Next-Day Delivery
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Riello SDU 4000 Sentinel Dual 4kVA/3.6kW 230V Online UPS, 3U Rack/Tower
£1,253.64 £1,044.70
12 Available, Next-Day Delivery
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Vertiv GXT5-1000IRT2UXLN GXT5 1000VA/1000W 230V Online UPS Rack 2U incl. RDU101

Call 0800 254 5655 for Availability
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Vertiv GXT5-1500IRT2UXL GXT5 1500VA/1500W 230V Online UPS RT2U
£1,350.60 £1,125.50
19 Available, Next-Day Delivery
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Salicru 6B4AA000004 SLC TWIN RT3 3000VA/3000W 230V Online UPS RT2U
£1,355.35 £1,129.46
2 Available, Next-Day Delivery
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APC SRT1500XLI Smart-UPS SRT 1500VA/1500W 230V Online UPS, exc. Rail Kit
£1,362.58 £1,135.48
1 Available, Next-Day Delivery
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Eaton 9PX1000IRTNBS 9PX 1000VA/1000W 230V Online UPS, RT 2U, Network Card
£1,524.35 £1,270.29
Call 0800 254 5655 for Lead Time
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Salicru 698CC000001 SLC TWIN RT2 4kVA/4kW 230V Online UPS, Extended Runtime
£1,535.51 £1,279.59
Call 0800 254 5655 for Lead Time
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Salicru 698CC000002 SLC TWIN RT2 5kVA/5kW 230V Online UPS, Extended Runtime
£1,560.06 £1,300.05
Call 0800 254 5655 for Lead Time
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APC SRT1500RMXLI Smart-UPS SRT 1500VA/1500W 230V Online UPS, Rack 2U, inc. Rail Kit
£1,563.10 £1,302.58
1 Available, Next-Day Delivery


















