IISI-RC EXP-BM2 Dual Rx Battery Monitoring Sensor

Price: £28.95  £19.95
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EXP Expanders are connected to the IISI-Link and do not operate stand-alone. Multiple expanders can be connected to the IISI-Link using a Y cable.

The BM2 has been designed for widely used dual receiver battery monitoring. It insures that the pilot is alerted if any one of the 2 receiver batteries falls below a critical voltage. You also can observe the BEC voltage.


  • Measures voltage of 2 receiver batteries:
    • Battery 1: 3-9V
    • Battery 2: 0-9V
  • Directly connects to 2S Lipo balancer port or Futaba/JR standard connectors (configurable)
  • 2 programmable low voltage alarm per battery:
    • Start voltage (during first 30 seconds)
    • Flight voltage
  • Standby mode
  • Indicates battery voltage using LED
  • Firmware updates
  • Weight: 4.5g
  • Size: 36 x 20 x 6mm

How to install the BM2 (External Link)

Please Note: Needs Cockpit Software V1.05 or later

  • Model:

This product was added to our catalog on Wednesday 23 August, 2017.