CyberPower ST425 Standby UPS
Overview
The CyberPower ST425 is a compact, standby UPS designed to provide basic battery backup and surge protection for critical electronics. It is ideal for protecting workstations, network equipment, or point-of-sale (POS) systems during brief power outages or sags, preventing data loss and system downtime. With its 425 VA/260 W capacity, it offers sufficient runtime for safe shutdowns. The unit features a right-angle plug and keyhole mounting slots for flexible installation.
Compatibility
This UPS is designed for direct connection to standard 120 VAC power sources. It supports devices with a total power draw not exceeding 260 watts or 425 VA. It is suitable for use with desktop computers, monitors, routers, modems, and basic network switches. The NEMA 5-15P input plug is standard for North American outlets.
Installation Notes
The ST425 features a 5 ft (1.5 m) cord with a NEMA 5-15P right-angle plug, designed to fit standard wall outlets without excessive protrusion. Keyhole mounting slots are provided for wall or surface mounting. The operating temperature range is 32 – 104 °F (0 – 40 °C), and it operates within a humidity range of 0 – 95% non-condensing.
Power Specifications
- Capacity: 425 VA / 260 W
- Nominal Input Voltage: 120 VAC
- Output Voltage (AC/Battery): 120 VAC ± 5% / Simulated Sine Wave
- Surge Suppression: 890 Joules
- Outlets: 8 total NEMA 5-15R (4 surge-protected, 4 widely spaced surge-protected)
- Transfer Time: 8 ms typical
- Runtime: 1.5 minutes at full load (260W), 6 minutes at half load (130W)
- Recharge Time: 8 hours to 90%
