Prolink PRO851SFCU 850VA w/ AVR + USB Port

4,000.004,200.00 (-5%)

In stock

  • TRUE AVR (Automatic Voltage Regulation)
  • Wide Input Voltage Range
  • Load Auto Sensing and Abnormal Protection
  • Fast Charging
PROLiNK® PRO851SFC(U) is a single-phase input/ single-phase output Line-Interactive UPS system with PROLiNK’s latest Super-Fast Charging technology. This cutting-edge technology is able to recharge the battery back to 90% of its capacity within 2-4 hours, perfect for areas with intermittent power.
Advance Early Warning system immediately alerts you to an output overload, high temperature or low battery condition, giving you ample time to either correct the condition or shut down your system before battery time runs out.
Intelligent Battery Management system provides additional protection for battery overcharging or deep discharging, while maximizing battery performance, life and reliability through intelligent precision charging. In the event of over temperature and overload, the device will automatically shutdown to prevent any damage from occurring.
Lastly, this device is supported with a wide input voltage range. The unit also comes with universal sockets to provide better compatibility with a wider range of connected devices.
PRO851SFC(U) is an ideal solution for safe and stable backup power to home/ small office applications.
Key Features & Benefits
  • Cutting edge Super-fast Charging technology recharges battery to 90% of its capacity within 2-4 hours
  • Surge Protection to protect connected equipment against disruptive power surges
  • Intelligent Battery Management
  • Over Temperature and Overload Protection
  • Boost and buck AVR for voltage stabilization
  • Universal Socket to provide better compatibility with a wider range of devices



  • 850VA
Input Voltage Range
  • 140 – 300V ± 5%
  • 50Hz/60Hz (Auto-sensing)
  • Single + GND
Output Voltage Range
  • 230VAC +12% -14%
Battery Mode
  • 230VAC ± 10%
  • 50Hz ± 1% (Battery Mode)
  • – Simulated Sine Wave (Battery Mode)
  • – Sine Wave (AC Mode)
Transfer Time
  • 2 – 6ms typical
Battery Type
  • 12V/10AH – 1pc
Backup Time
  • 8 – 30 minutes depending on load
Recharge Time
  • 2 – 4 hours recover to 90% capacity
Protection / Monitoring Short Circuit Protection
  • Yes (Line Mode and Battery Mode)
Surge Protection
  • Yes
  • Audible & Visual
UPS Protection
  • Load auto sensing and abnormal protection
Overload Protection
  • – Line mode : 100 – 120% 5 mins change to fault mode >120% change to fault mode shutdown immediately
  • – Battery mode : 100 – 120% 5 secs shutdown >120% shutdown immediately
Intelligent Battery Management
  • Prevent overcharging of battery
  • Protect battery and prolong battery life
Interface USB Connector
  • AC fault, battery low, shutdown UPS
General Software
  • Support Windows® 2000/ 2003/ XP/ Vista/ 2008/ 7, Linux, Unix, and Mac
Noise Level
  • <40dB
  • 0°C – 40°C
  • 0 – 90%
Power Factor
  • Up to 0.7
Built in AVR
  • TRUE Full AVR (3 steps)
Physical Dimension (mm) D x W × H
  • 279*101*142mm (product only)
  • 324*140*220mm (with box)
Net Weight (kgs)
  • 4.9kg (product only)
  • 5.2kg (with box)
Package Content
  • 1 x PROLiNK PRO851SFC(U) Line Interactive UPS
  • 1 x Quick Installation Guide (QIG)
  • 1 x RJ11 cable (Optional)
  • 1 x USB cable (Optional)
SKU: UPS9555522116520 Categories: , Tags: , , , , ,
  • Brand
  • SKU
  • Model
    PRO851SFCU 850va Line Interactive UPS with AVR + USB Port
  • Warranty Type
    Local Manufacturer Warranty
  • Warranty Period
    8 Months
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Prolink PRO851SFCU 850VA w/ AVR + USB Port

4,000.004,200.00 (-5%)

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