- Cyber Security
Cyber Security for Manufacturing and OT Environments
18 Mar, 2026






£1587.32 inc. VAT
AI-generated summary
The APC Smart-UPS C 3kVA line‑interactive is a decent “workhorse” UPS if you’ve got solid load management and want APC’s usual reliability without going into the more expensive Smart‑UPS territory. At £1,322.77 ex‑VAT, it’s priced like a serious piece of kit, so I’d only buy it if you actually need that capacity (or you’re genuinely planning headroom). For most small-to-mid offices, this kind of UPS tends to shine with servers, network gear, and a few mission‑critical peripherals where uptime matters, and line‑interactive + AVR is a sensible, lower-cost approach compared to full online systems.
That said, I’m cautious: the Smart‑UPS C range isn’t for everything. If your environment has lots of power quality issues (frequent deep sags/spikes) or you need the cleanest possible output for sensitive loads, you may find yourself happier paying for a true online/double‑conversion UPS—or at least modelling runtime properly before committing. Also, for tower units at this price point, make sure you’re confident you’ll use the capacity efficiently; otherwise you’re paying for watts you’re not getting back. If your main goal is “keep the critical stuff alive for a short, controlled shutdown,” and your load planning is correct, this is a strong buy. If you’re trying to solve poor power quality or you’re not sure about runtime, I’d pause and validate first.

APC
APC Back-UPS BX Series BX500MI - UPS - AC 230 V - 300 Watt - 500 VA - 9 Ah - output connectors: 4

APC
Please contact sales for freight costs

APC
APC Back-UPS 500, 230V

APC
Please contact sales for freight costs