- VoIP & Phone Systems
How to Migrate from a Traditional PBX to VoIP
18 Mar, 2026






£1152.96 inc. VAT
AI-generated summary
The **APC SRV2KIL-E** (2kVA/1800W) is a decent UPS choice if you want something fairly “set and forget” for a small office setup where uptime matters but you’re not trying to run a whole server room. For **£960.59 ex-VAT**, the price feels a bit on the premium side, so I’d only buy it if you actually need the runtime headroom it gives and your loads are realistic for a 2kVA class UPS (think network gear, a workstation cluster, small NAS/server, CCTV/NVR, that kind of thing). If you’ve got mission-critical kit and short power flickers are already causing glitches, this is the sort of model that can save you more pain than it costs.
That said, I’d **think twice** if you’re buying “just in case” or if you’re mainly protecting low-draw electronics—because in that scenario you’re paying for capacity you won’t use, and you might be better off stepping down. Also, worth noting: the value of any UPS swings massively based on **battery lifecycle and expected runtime**—so if you can’t estimate your connected load and the runtime you need during an outage, you could end up with a UPS that doesn’t do what you thought.
**Who should buy:** UK SMEs protecting critical but not huge loads (server-lite, networking, storage, comms, security). **Who should avoid:** anyone with oversized expectations, vague load planning, or whose environment is already “power stable” enough that the UPS won’t meaningfully prevent disruption.

APC
APC Easy UPS On-Line - UPS - tower - AC 220/230/240 V - 1800 Watt - 2000 VA - 1-phase - Lead Acid - USB, serial - output connectors: 4 - PFC - Europe - black, RAL 7010

APC
APC Smart-UPS Lithium Ion - UPS (rack-mountable) - line interactive, 8x IEC C13, 1x IEC C19, SmartConnect+SmartSlot, AVR, LCD, with network management card - AC 220/230/240 V - 1980 Watt - 2200 VA - USB, serial, RJ-45 - output connectors: 9 - 2U - black with silver front bezel

APC
APC Smart-UPS SRT 2200VA RM - UPS (rack-mountable / external) - AC 220/230/240 V - 1980 Watt - 2200 VA - Lead Acid - RS-232, USB - output connectors: 10 - 2U - black - with APC UPS Network Management Card - for P/N: AR4018SPX432, AR4024SP, AR4024SPX429, AR4024SPX431, AR4024SPX432, NBWL0356A

APC
APC Easy UPS SMV SMV750CAI - UPS - AC 220/230/240 V - 525 Watt - 750 VA - 7 Ah - USB, RS-232 - output connectors: 6