Catalog > SYSTEM SENSOR M500ME MONITOR MODULE...

Verified: January 13, 2026

SYSTEM SENSOR M500ME MONITOR MODULE

~$39.95

The System Sensor M500ME is a monitor module used in fire alarm systems to supervise and monitor initiating device circuits (IDCs) for alarm and trouble conditions.

Key Specifications

  • Compatibility: Works with System Sensor conventional fire alarm control panels
  • Voltage: 12-24 VDC
  • Current: 40 mA maximum
  • Operating Temperature: 32°F to 120°F (0°C to 49°C)
  • Dimensions: 4.5" x 4.5" x 1.1"
  • Mounting: Standard 4-inch square electrical box
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