Blue Sea M2 OLED Temperature Monitor BS-1841B

Sale price$730.00


The M2 Organic LED Digital Monitor measures essential electrical system parameters with adjustable alarms and an auto-dimming display. The M2 Monitors include a MOSFET External Circuit Relay (ECR) which can be used to control external circuits based on any value measured by the M2.


  • Auto-dimming, bright Organic LED display is easy to read
  • 80dB alarm on all models
  • Isolated 500mA MOSFET relay
  • Includes external DC Shunt or AC Current Transformer when required
  • Versatile external temperature monitoring
  • Monitor up to 4 temperature sensors
  • Temperatures range from -40°C to 120°C (-40°F to 250°F)
  • Measures in Fahrenheit or Celsius
  • ABYC compliant for engine exhaust
  • Waterproof temperature sensors included.


Product Name Blue Sea M2 OLED Temperature Monitor BS-1841B
SKU BS-1841B
Brands Blue Sea
Product Category Electrical Accessories
Operating Temperature Range -40°C – 120°C (-40°F – 250°F)
Input Voltage 7-70V DC
Net Weight (kg) 1.8 Kg
Manufacturers Warranty 5 Years

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