Skip to main content

Reliable BMS for UPS


the most popular model for high voltage UPS systems

All-in-one reliable system

Key Features

  • Digital Wavelet Technology. Precise IR (Internal Resistance / Conductance) online measurement is performed on each battery. User selectable internal resistance or conductance data display
  • Over Voltage Protection. Designed with over voltage input for each sampling channel
  • 600VDC. Allows the unit to be installed in a wide range of voltage applications


The Sentry-4412HV is an industrial grade battery health monitoring system designed specifically for medium size UPS systems with up to 44 blocks of either 12V or 16V batteries. This compact unit combines superior data quality with a flexible and streamlined installation, which makes it suitable for server rooms, data centers, and numerous other industrial applications.

IEEE standard reference:
IEEE-1188, IEEE Recommended Practice for Maintenance, Testing, and Replacement of Valve-Regulated Lead-Acid (VRLA) Batteries for Stationary Applications
IEEE-1184, IEEE Guide for Batteries for Uninterruptible Power Supply Systems
IEEE 1491-2012 IEEE Guide for Selection and Use of Battery Monitoring Equipment in Stationary Applications

Enduring Quality, Time-Tested Trust.