FSP ST 850

850 VA · 510 W W · Line-Interactive · 4

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Capacity 850 VA
Wattage 510 W
Topology Line-Interactive
Outlets 4
Output waveform Sine

FSP ST 850 is a line-interactive UPS rated 850 VA (510 W). Add up what you plug in (PC, monitor, router) and keep it under about 70% of the watt rating, so it doesn't run flat in seconds during a power cut. It came out in 2024.

Released: 2024-01-28

Specifications

Key specs

Capacity: 850 VA
Wattage: 510 W
Topology: Line-Interactive
Outlets: 4
Output waveform: Sine
Released: 2024-01-28
Part number: PPF5100100
EAN / UPC: 4713224528941

Features

UPS topology: Line-Interactive
Output power capacity: 0.85 kVA
Output power: 510 W
Waveform: Sine
Input operation voltage (min): 81 V
Input operation voltage (max): 270 V
Input frequency: 50/60 Hz
Output operation voltage (min): 110 V
Output operation voltage (max): 240 V
Output frequency: 50/60 Hz
Output voltage regulation: 5%
Noise level: 40 dB
Power protection features: Battery discharge, Overcharge, Overload
Audible alarm(s): Yes
Audible alarm modes: Alarm when on battery, Fault, Low battery alarm, Overload alarm
Power source type: AC

Ports & interfaces

AC outlet types: Type F
AC outlets quantity: 4 AC outlet(s)
USB port: Yes
USB 2.0 ports quantity: 1
USB port type: USB Type-B
Ethernet LAN (RJ-45) ports: 2

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Battery

Battery capacity: 9 Ah
Battery voltage: 12 V
Number of battery cells: 1
Battery recharge time: 6.8 h
Hot-swap battery: Yes

Design

Form factor: Tower
Cooling type: Active
Built-in fan: Yes
Product colour: Black
Control type: Buttons
Display type: LCD

Operational conditions

Operating temperature (T-T): 0 - 40 °C
Operating relative humidity (H-H): 0 - 90%

Weight & dimensions

Width: 99 mm
Depth: 288 mm
Height: 280 mm
Weight: 7.6 kg

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About this product

ST Series intelligent UPS A Great Partner for Small Equipment The ST series is equipped with automatic voltage regulation to reduce the impact of unstable voltage on equipment. The intelligent UPS’ functions can also provide power during outages, and the battery automatically charges when power is restored. FSP’s intelligent UPS can provide equipment with an uninterrupted supply of power at any time.

Datasheet (PDF)

ST 850 vs similar UPS

	FSP ST 850	Eaton 5P850IRG2 850 VA UPS	Eaton 5P850IRNG2 850 VA UPS	FSP ST 1200
Capacity	850 VA	850 VA	850 VA	1200 VA
Wattage	510 W	680 W	680 W	720 W
Topology	Line-Interactive	Line-Interactive	Line-Interactive	Line-Interactive
Outlets	4	4	4	4
Output waveform	Sine	Sine	Sine	Sine
Released	2024	2024	2024	2024