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Sentry-NB8 Compact Battery Monitor


Compact battery monitor for telecom cabinets with 4 to 8 batteries

Sentry series compact battery monitors combine superior data quality and flexible installation to address cell site applications. Compatible with Battery Analyzer software and MyBattery Platform™, Sentry monitors can be utilized for virtually every remote telecom application.

  • Onboard Battery State of Health (SOH and SOC) analysis.

  • Reliable Remaining Runtime prediction.

  • Compatible with MyBattery Platform™ for large scale deployment

  • Easy integration to existing site management software

  • Sentry-NB8 is specifically designed for -48V or 24V system with 12V/6V blocks which is popular in cell sites.
  • Internal Resistance / Conductance online measurement for each block
  • Site configurable for 1 to 2 strings
  • Instant drop-in with no field configuration
  • Affordable for large scale deployment
  • (Serial version available with RS232/485 for 3rd party integration)


Sentry-NB8 Datasheet

Other documents

Sentry-NB8 Battery Monitor



  1. Each Sentry-NB8 monitors 1 to 2 string of 4x12V.
    Each unit comes with 1 temperature sensors for ambient or pilot temperature.
  2. Order O-ring leads, specify 6mm (1/4"), 8mm (5/16") or 10mm(3/8").
  3. Order current sensor if needed. Default window size: 10mmx20mm, close loop 300A (peak current 600A). Other size/range and split-core sensor may have longer lead time.


Battery Analyzer Software license comes with hardware orders.

MyBattery Platform subscription is optional. Contact us This email address is being protected from spambots. You need JavaScript enabled to view it. for the annual subscription fee schedule.