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Winland EnviroAlert EA400-24, 4-Zone Environmental Monitoring Alarm, 24V DC
Winland EnviroAlert EA400-24, 4-Zone Environmental Monitoring Alarm, 24V DC

Winland EnviroAlert EA400-24, 4-Zone Environmental Monitoring Alarm, 24V DC

Manufacturer:Winland Electronics
Manufacturer Part#:EA400-24
Our Part#:EA400-24
Stock Status: Special Order (see our Special Orders policy)
Retail Price:$502.01
Your Savings:$150.60(30%)
Your Price:$351.41


Winland Electronics







Feature 5


Special Order - may require 3-10 days to ship
(see our Special Orders policy)


  • Available in 12 and 24 volt models (EA400-12 and EA400-24)
  • Simultaneous operation of all four zones
  • Defrost time delay up to 120 minutes
  • Easy to read large LCD display
  • Eight event alarm memory with time and date
  • Auxiliary output relay for local audible alarm
  • Auxiliary alarm silence feature with 10 minute timer
  • Each zone has offset calibration adjustment
  • Temperature & humidity high/low set points
  • Output relays can be configured to be initially energized or de-energized
  • Tamper proof lock setting
  • Snap fit mounting base with main housing for easy access
  • Plug in terminal strip connectors for easier wire termination
  • Zones being monitored are displayed every few seconds
  • Display F°, C°, % (Humidity) or Water Drop icon
  • Zone configuration retained in memory if power is lost


Monitor four zones with any combination of a remote temperature, humidity or water sensing probe. If temperatures and humidity deviate from the preset limits or water forms a bridge between the contacts on the WaterBug® sensor the designated relay for each zone will activate an alarm, dialer, transmitter, etc.


The EnviroAlert EA400 is ideal for many applications including:

  • High Tech server rooms
  • Medical laboratories, hospitals, clinics, urgent care facilities, blood and plasma donor operations
  • Food Service freezer/coolers including commercial buffets, schools, nursing homes, hospitals, colleges, day care facilities, grocery stores, convenience stores, quick-service food establishments
  • Residential use for kitchens, basements, attics, remote vacation homes
  • Office and warehouse facilities


EA400-12 EA400-24
Power Requirements 12 VDC @ < 200mA 24 VDC @ < 200mA
Remote Sensor Inputs 4 (Zone 1-4)
On-Board Temp Sensor N/A (The EA200-12 and EA200-24 have a built-in temp sensor on Zone 1)
Unit Operating Range 32° to 122°F (0° to 50°C) Indoor Use Only
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 mintues (program independently for each zone)
Console Weight .60 lb (.27kg)
Console Dimensions 6 x 4.75 x 1.25" (15.24 x 12.07 x 3.18 cm)
Case Material ABS
Mounting 2-gang box or surface mount

Compatible Probes

Probe Detection Model Number Mfg Part Number Range
Temp High (Red) Stainless Steel TEMP-H-S M-001-0081 +32° to 299° F
Temp High (Red) Waterproof TEMP-H-W M-001-0087 +32° to 221° F
Temp Low (Blue) Stainless Steel TEMP-L-S M-001-0082 -58° to +158° F
Temp Low (Blue) Waterproof TEMP-L-W M-001-0086 -58° to +158° F
Humidity* HA-III+ M-001-0091 5% to 95% RH
Water Surface Sensor (supervised) W-S-S M-001-0094  
Water Under Carpet (supervised)
W-UC-S M-001-0009  

* Not compatible with EA400-24

Accessories designed for use with this product - To add any of these accessories to your order, simply fill in the quantity you want and click the large "Add to Cart" button above
Winland BZ-1 Remote Annunciator
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