CyberPower ST425 User Manual

YOUR ULTIMATE ALLY IN POWER
Cyber Power Systems (USA), Inc.
4241 12th Avenue East, Suite 400 | Shakopee, MN 55379 | CyberPowerSystems.com
STANDBY UPS SERIES
ST425 / ST625U / ST900U
USER MANUAL
FEATURES
1. Power On Switch
2. Power On Indicator (green)
3. Battery and Surge Protected Outlets
4. Full-Time Surge Protection Outlets
5. Circuit Breaker
6. USB Port to PC (except for ST425)
7. USB Charging ports (except for ST425)
8. Widely-Spaced Outlets
S
S
T
T
4
4
2
2
5
5
S
S
T
T
6
6
2
2
5
5
U
U
S
S
T
T
9
9
0
0
0
0

CyberPower ST425 Specifications

General

Waveform	Pseudo sine
Output power	260 W
UPS topology	Standby (Offline)
Input frequency	47/63 Hz
Output frequency	50/60 Hz
Audible alarm modes	Alarm when on battery, Fault, Low battery alarm, Overload alarm
Surge energy rating	890 J
Output power capacity	0.425 kVA
Socket circuit breaker	Yes
Power protection features	Overload
Input operation voltage (max)	140 V
Input operation voltage (min)	96 V
Output operation voltage (max)	120 V
Transfer time (Line Mode to Battery Mode)	8 ms
Power plug	NEMA 5-15P
AC outlet types	NEMA 5-15R
AC outlets quantity	8 AC outlet(s)
Safety	UL1778, cUL, FCC DOC B, CEC
Form factor	Compact
Cable length	1.5 m
Product color	Black
LED indicators	Power
Battery voltage	12 V
Battery capacity	2.9 Ah
Battery technology	Sealed Lead Acid (VRLA)
Battery recharge time	8 h
Number of batteries supported	1
Typical backup time at full load	1.5 min
Typical backup time at half load	6 min
Operating altitude	0 - 3000 m
Non-operating altitude	0 - 15000 m
Storage temperature (T-T)	-15 - 45 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	0 - 95 %
Sustainability certificates	RoHS, ENERGY STAR

Weight and Dimensions

Depth	81 mm
Width	210 mm
Height	114 mm
Weight	1723 g