The EnviroAlert ® EA-400 critical-environment monitoring device provides visibility of up to 4 environmental factors including temperature, humidity and water detection. When a condition deviates from the predetermined threshold both visual and audible notifications occur.  When integrated into a security panel, the system allows for the real-time notification of an incident and immediate corrective action.


  • Simultaneous monitoring of 4 sensors
  • Easy to read LCD display
  • 8 event alarm memory, including time and date
  • Auxiliary output relay for local audible alarm
  • Auxiliary alarm silence feature with 10 minute timer
  • Offset sensor calibration adjustment
  • Tamper proof lock setting
  • Alarm notification via dry contact relay to any alarm panel

 Product Specifications

Power Requirements 11 to 14 VDC @ 200mA (EA400-12)
23 to 26 VDC @ 200mA (EA400-24)
Unit Operating Temperature 32° to 122°F (0° to 50°C)
Low/High Limit Adjust Range -58° to 299°F (-50° to 150°C)
Alarm Outputs 4 Form C Relays (N.O./N.C.) 1A @ 30 VDC (Configurable)
Auxiliary Alarm Output 1 Form C Relay (N.O./N.C.) (Non-Configurable)
Alarm Time Delay 0 to 120 minutes (program independently for each zone)
Console Dimensions 6 x 4.75 x 1.25″ (15.24 x 12.07 x 3.18 cm)

EA-400 Quick Start Guide            EA-400 Spec Sheet

English Manual
French Manual
German Manual
Italian Manual
Spanish Manual

White Papers
EnviroAlert Limit and Hysteresis Settings
Temperature System Validation


Prop 65 Notice for Californians

Product Certifications

  • TUV
  • FCC
  • CE