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Battery Backup (UPS)
APC
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9SIAH2MKNU7888
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APC BK350 Back-UPS CS 350 - UPS - External - Standby - AC 120 V - 210 Watts / 350 VA - Interfaces : 1 x management - RS-232 - 9 pin D-Sub (DB-9), 1 x USB - 4 pin USB Type B - 3 x NEMA 5-15R
(21)
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VA:
350 VA
350 VA
500 VA
Power / Device Type: UPS
UPS Technology: Standby
Voltage Output: 120V
Power / Voltage Required: 120V,50/60 Hz +/- 3 Hz
Power / Provided (W): 210 Watt
Power Provided (VA): 350 VA
Interfaces & Connections: 1 x management - RS-232 - 9 pin D-Sub (DB-9), 1 x USB - 4 pin USB Type B
Input Connector(s): NEMA 5-15P
Output Connector(s): 3 NEMA 5-15R, 3 NEMA 5-15R surge
Battery Type: Lead-acid Battery
Battery Capacity: 7 Ah
Battery Technology: Lead-acid
Enclosure Color: Beige
+
+
Overview
Specs
Reviews
(21)
Back-UPS CS 350. Description: APC Back-UPS CS, 350VA/210W, Input 120V/Output 120V, Interface Port DB-9 RS-232, USB. Includes: CD with software, Cord Management Straps, USB cable, User Manual Topology: Standby
Learn more about the APC BK350
Model
Brand
APC
Series
Back-UPS
Model
BK350
Input
International Version
120V
Input Voltage Range
98 - 140V
Input Frequency
50/60 Hz +/- 3 Hz (auto sensing)
Output
VA Rating
350VA
Watts
210W
Output Voltage
120V
Output Frequency
50/60Hz +/- 3 Hz
Outlets
6
Outlet Type
(3) NEMA 5-15R (Battery Backup)
(3) NEMA 5-15R (Surge Protection)
Battery
Battery Type
Sealed Lead Acid
Battery Recharge Time
8 hour(s)
Battery Replaceable
RBC2
Details
Alarms
Alarm when on battery : distinctive low battery alarm : overload continuous tone alarm
Interface Port
USB
Management Software
YES
Approvals
California (CEC) Battery Charger, ENERGY STAR (USA), FCC Part 68, TUV
Surge Protection
Data Line Protection
Analog phone line for phone/fax/modem/DSL (RJ-11 connector)
Surge Energy Rating
1020J
Features
Features
APC Back-UPS,210 Watts /350 VA,Input 120V /Output 120V, Interface Port USB
Dimensions & Weight
Dimensions
6.50" x 11.20" x 3.60" (H x W x D)
Weight
12.50 lbs.
Package Contents
Package Contents
BK350 UPS, CD with software, Cord management straps, USB cable, User Manual
Additional Information
First Listed on Newegg
November 29, 2025
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APC BK350
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Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
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Return Policies
Return for refund within: 15 days
Return for replacement within: 30 days
This item is covered by
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