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UPAPBK350EI

APC BK350EI Back-UPS CS 350VA 230V UPS

APC (American Power Convertion) - APC BK350EI Back-UPS CS 350VA, USB Interface, 230V Input/Output Voltage, 210Watt, Lightning and Surge Protection, Audible Alarms, 6 Hour(s) Typical Recharge Time, 300 Joules Surge Energy Rating, RoHS Compliance.
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Specials
Prices, images and descriptions are for reference purposes only & may change without prior notice. PLEASE RELY ON ABOVE DESCRIPTIONS AND NOT ON IMAGES. UPAPBK350EI APC BK350EI Back-UPS CS 350VA 230V UPS is available from Laptop Direct and it is sold as new from our UPS 220V / 230V uninterrupted power supplies range of products. For reference purposes, the price of R2595 is valid 2026-10-22, and while stocks last, may be valid until . The price displayed is a guide for reference purposes only, and may change without prior notice. Reference prices are an invitation for potential buyers to make an offer to purchase, which we may reject without reason. A quote with final pricing is sent before a purchase can be made. T&C's apply. E&OE. Laptop Direct. You are looking at products found in the UPS 220V / 230V uninterrupted power supplies category.
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Specification for the entire series

Important information: Kindly note that specifications differ between models. Features, options and accessories displayed below this paragraph are not included with this product unless it has been specified in the above description.


Please remember these important points when reading the information below this paragraph: Operating systems cannot be removed or changed, monitors are not included with computers, free Anti-virus and Office Software are trial versions or may have limited features and an additional license needs to be purchased to activate the full product.

UPAPBK350EI

APC BK350EI Back-UPS CS 350VA 230V UPS

APC BK350EI Back-UPS CS 350VA, USB Interface, 230V Input/Output Voltage, 210Watt, Lightning and Surge Protection, Audible Alarms, 6 Hour(s) Typical Recharge Time, 300 Joules Surge Energy Rating, RoHS Compliance.

About this product

Buy the APC BK350EI Back-UPS CS 350VA UPS to protect your essential electronics from unexpected power cuts, surges, and voltage spikes in South Africa. This compact 210W battery backup system provides reliable standby power with USB connectivity, audible alarms, and built-in surge protection, ensuring safe shutdown of PCs, routers, and home office equipment. Shop now for dependable power protection and uninterrupted productivity.

Overview Summary

APC BK350EI Back-UPS CS 350VA UPS is a compact power backup solution designed to protect sensitive electronics from outages and electrical disturbances. It delivers 350VA / 210W output capacity with reliable battery support for small office and home setups.

This UPS features USB communication, lightning and surge protection rated around 300 Joules, and audible alarms that notify users of power events. It supports automatic self-test functionality to help ensure battery health and readiness when needed most.

With a typical recharge time of around 6 hours, the APC BK350EI is engineered for consistent availability and dependable performance during load shedding and power instability conditions.

What tier does this fall into?

Entry-level UPS power protection

What is this best for?

desktop computers, routers, network equipment, point of sale systems, home office devices

Overview

This APC Back-UPS BK350EI offers power and surge protection for wireless networks, computers, gaming consoles and other electronics in your home or business. The 350VA tower UPS has 4 total outlets, 3 of which are battery back up and surge protection, and one that is surge protection only. It has a surge energy rating of 310 Joules. It provides data line protection with a RJ45 analog phone line for phone, fax, modem or DSL. Its dimensions are 16.5 x 9.1 x 28.4 cm and 6,68kg. The BK350EI ensures office systems and their valuable data are protected from dangerous power surges, spikes and blackouts. This UPS has a 2-year warranty and CE product certification.

Description

The APC BK350EI Back-UPS CS 350VA is designed to deliver dependable backup power and surge protection for everyday electronic devices. Its standby UPS topology ensures that connected equipment receives immediate battery support during power interruptions, helping prevent data loss and hardware damage.

Built for home and small office environments, this UPS offers a practical balance of size and performance. The 210W output capacity supports essential devices such as desktop PCs, routers, modems, and network switches. Its USB interface enables basic monitoring and communication with supported systems for improved power management.

The unit is engineered with surge protection and audible alarms to provide early warnings during power events, making it a reliable choice for regions with unstable electricity supply.

Features

  • 350VA / 210W power capacity for essential device backup
  • Built-in battery backup and surge protection system
  • USB interface for monitoring and system communication
  • Lightning and surge protection rated around 300 Joules
  • Audible alarms for power failure, low battery, and overload
  • Automatic self-test for battery health monitoring
  • Compact desktop design suitable for home and office use
  • Fast response time for seamless power switching during outages

What's in the Box

  • APC BK350EI Back-UPS CS 350VA unit
  • USB communication cable
  • Power cables (IEC type)
  • Software CD
  • Documentation and setup guide
  • Telephone cable

Specifications

© 2026 Respective owners and brand holders. This table has been carefully researched and generated by Laptop Direct CC (https://www.laptopdirect.co.za), however, errors and omissions may occur. Only references to South Africa apply. All products are sourced in South Africa from the official suppliers and the warranty is that of the local supplier. E&OE. This table and our site's content may be used on condition that this notice and link remains intact and unaltered.
Specifications and features
Product Code UPAPBK350EIspacer
Main
Run time for load 210W 8min 36s
Min-max: 21-210 W
Max. Capacity Used 100%
Main input voltage 230 V AC 1 phase
Input connection IEC 60320 C14
Maximum input current 7A
Switching current capacity 7A
Efficiency at full load 180...266 V
Input frequency 50/60 Hz +/- 3 Hz auto-sensing
Output voltage 230 V AC 1 phase
Rated power in W 210 W
Rated power in VA 350 VA
Output connection 3 IEC 60320 C13
1 IEC 60320 C13 surge
2 IEC Jumpers
Type of USB power supply None
Maximum configurable power in VA 350 VA
Maximum configurable power in W 210 W
Transfer time 6 ms typical : 10 ms maximum
UPS topology Standby
Output frequency 47...63 Hz sync to mains
50/60 Hz +/- 1 Hz unsynchronised
Replacement battery RBC2
Complementary
Battery capacity 7.0 Ah
Battery type Lead-acid internal included
Control panel LED Status display with on line : on battery
Free slot 0
Control panel LED status display with on line : on battery : replace battery and overload indicators
Alarm Alarm when on battery : distinctive low battery alarm : overload continuous tone alarm
UPS connectivity USB port
Surge energy rating 310 J
Noise filtering Full time multi-pole noise filtering : 5% IEEE surge let-through : zero clamping response time : meets UL 1449
Cable length 1.16 m
Number of cables 2
Color Beige
Height 165 mm
Width 91 mm
Depth 284 mm
Product weight 6.32 kg
Mounting location Front
Mounting preference No preference
Mounting mode Not rack-mountable
Two post mountable 0
USB compatible Yes
Mounting mode Tower
Provided equipment CD with software
Documentation CD
Installation manual in japanese
Detachable IEC power cord
Detachable 1.2 m IEC power cord
Telephone cable
USB cable
Warranty card
Number of power module filled slots 0
Number of power module free slots 0
Redundant No
Range of product Back-UPS
Product or component type Uninterruptible power supply (UPS)
Environment
Product certification RCM
CE
GOST
VDE
Standard EN/IEC 62040-1:2019/A11:2021
EN/IEC 62040-2:2006/AC:2006
EN/IEC 62040-2:2018
Ambient air temperature for operation 0...40 degreesC
Ambient air temperature for storage -15...45 degreesC
Storage altitude 0...15240 m
Relative humidity 0...95 %
Storage relative humidity 0...95 %
Heat dissipation 19 Btu/h
Operating altitude 0...10000 ft
Batteries & Runtime
Battery type Lead-acid battery
Battery voltage 12 V
Battery graph comment This graph is based on actual measured runtime data. All measurements were taken with new, fully charged batteries and a balanced resistive load (PF = 1.0). Actual runtimes may vary from the values of this graph. Actual runtimes are dependent on several v
Extendable runtime 0
Included battery module 0
Empty battery slot 0
Typical recharge time 6 h
RBC quantity 1
Battery life 4...6 year(s)
Battery charging power 14 W rated

FAQ

What devices can the APC BK350EI 350VA UPS support?

It is suitable for low to medium power devices such as desktop computers, WiFi routers, modems, and small office equipment within its 210W load capacity.

How long does the battery last during a power outage?

Backup runtime depends on load, but typically provides several minutes for safe shutdown of connected devices, with longer runtime for lighter loads.

Does the APC BK350EI protect against power surges?

Yes, it includes built-in surge protection rated around 300 Joules to help protect equipment from voltage spikes and lightning-related surges.

Can the UPS communicate with a computer?

Yes, it includes a USB interface that allows basic monitoring and shutdown management when connected to a compatible system.

How long does it take to recharge?

The typical recharge time is around 6 hours to fully restore the internal battery after use.

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