Product data sheet
Specifications
APC Symmetra 12kVA Scalable to
16kVA N+1 208/240V Black
SY12KEXBX120
notification_critical_stroke Discontinued on: Dec 31, 2004
notification_critical_stroke End-of-service on: Dec 31, 2015
notification_critical_stroke Discontinued
Overview
Lead time Usually in Stock
Disclaimer: This documentation is not intended as a substitute for and is not to be used for determining suitability or reliability of these products for specific user applications
Main
Main Input Voltage 208 V
Other Input Voltage 240 V
Main Output Voltage 120 V
208 V
Other Output Voltage 240 V
Rated power in W 8400 W
Rated power in VA 12000 VA
Output connector type Hard wire 3-wire (2P + E) 1
Hard wire 4-wire (2P + N + E) 1
Number of rack unit 0U
Battery type Lead-acid battery
Provided equipment CD with software
User manual
Batteries & Runtime
Run Time View Runtime Graph action_new_window
Number of battery filled slots 3
Number of battery free slots 1
Battery recharge time 2.5 h
Additional information Configurable for 120/208 or 120/240 output voltage
Battery charger power 1033 W rated
Battery life 3…5 year(s)
Extended runtime 1
General
Number of power module 5
Number preinstalled power 3
module
Number of power module free 0
slots
Number of power module filled 0
slots
Sep 14, 2025 1
Redundant Yes
Physical
Colour Black
Height 52.01 in (132.1 cm)
Width 24.02 in (61 cm)
Depth 27.01 in (68.6 cm)
Net weight 827.75 lb(US) (375.46 kg)
Mounting location Front
Mounting preference No preference
Mounting mode Not rack-mountable
USB compatible No
Input
Network frequency 45...65 Hz auto-sensing
Number of input connectors 1 hard wire 3-wire (2P + E)
Input voltage limits 155...276 V
Input Power Factor at Full Load 0.98
Output
Maximum configurable power in 11200 W
W
Harmonic distortion Less than 5 % at full load
Output frequency 57...63 Hz for 60 Hz nominal sync to mains
60 Hz unsynchronised
Crest factor Up to 5 : 1
UPS type Double conversion online
Wave type Sine wave
Bypass type Internal bypass (automatic and manual)
Efficiency 87 % full load)
Maximum configurable power in 16000 VA
VA
Conformance
Product certifications CSA
Standards FCC part 15 class A
UL 1778
Environmental
Ambient air temperature for 32…104 °F (0…40 °C)
operation
Relative humidity 0…95 %
Operating altitude 0...10000 ft
Ambient air temperature for 5…113 °F (-15…45 °C)
storage
Storage Relative Humidity 0…95 %
Storage altitude 0…50000 ft (0…15240 m)
2 Sep 14, 2025
Acoustic level 62 dBA
Heat dissipation 3727 Btu/h
Communications & Management
Free slots 3
Preinstalled device Network management card
Control panel Multifunction LCD status and control console
Alarm Alarm when on battery : distinctive low battery alarm : configurable delays
Emergency power off Yes
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Contractual warranty
Warranty 2 years repair or replace, optional on-site warranties available, optional extended
warranties available
Sep 14, 2025 3