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Room Alert 12ER

PoE, Temperature, Humidity, Power, Relay, Light Tower Ready, Relay Inputs, Rack, 11 Sensor Capacity & More...

Designed specifically to assist with monitoring computer room temperature, humidity, power, room entry and much more in multiple locations simultaneously. Room Alert 12ER offers users the ability to monitor large numbers of sensors both indoors and out.

Room Alert 12ER can be rack mounted, wall mounted or placed on a flat surface.

  • Easy Ethernet ‘Plug and Play’ setup for remote temperature and environment monitoring from anywhere.
  • Includes built-in Digital Temperature Sensor.
  • Includes PoE compatibility.
  • Includes 1 external Digital Temperature and 1 external Power Sensor.
  • Includes 3 Digital Sensor Ports for use with AVTECH's sensors for Digital Temperature, Digital Outdoor Temperature, Digital Fluid Temperature or Digital Temperature & Humidity.
  • Includes 4 channels for switch sensors or dry contacts.
  • Includes additional ports to add 1 relay, 1 Light Tower & Relay Adapter (LTA), and 1 low voltage analog sensor.
  • Includes PUSH Technology and SNMP Trap & Query compatibility.



Product # RA12E-TH1-RAS
ID Box Model / Rack Model RA12E / RA12ER
Operating Temperature -40 to 185 F (-40 to 85 C)
Operating Relative Humidity (Non-Condensing) 5% - 85% RH
Power Source 5 VDC 2A Adapter (Included)
Power Over Ethernet (PoE) Yes (IEEE 802.3af)
Power Compatibility 110/240 VAC, 50/60 Hz, RoHS
Power On/Off Switch No
Built-In Uninterruptible Power Supply (UPS) No
Mini UPS (MUPS) Compatible yes
Reset Button (Restore To Default Settings) yes
0-5V Analog Sensor Input Yes, 1 Port
External Relay Outputs Yes, 1 Port (0.3A@125VAC / 1A@24VDC)
External Light Tower & Power Adapter Port 1 (via Digital Port)
Ethernet Port & Speed RJ-45, 10/100 Mbps BaseTX
Ethernet Link & Activity Indicator Yes
Built-in Web Server Yes
Digital Sensors (Internal & External)  
Digital Sensor Compatibility Temperature, Outdoor Temperature, Fluid Temperature, Temperature & Humidity, Temperature & Analog
Built-In Digital Sensors (Internal) Temperature
Digital Sensor Ports (External) 3 RJ-11
Digital Sensor Capacity (Total) 4
Digital Temperature Sensors (Included) 1 Internal, 1 External
Digital Temperature Sensor Range -67 to 257 F (-55 to 125 C)
Digital Temperature Sensor Accuracy + / -  0.125
Digital Humidity Sensor Range 5% to 95% RH
Digital Humidity Sensor Accuracy + / -  3.5%
Digital Sensor Alert Indicator (LED) No
Switch Sensors (Internal & External)  
Switch Sensor Contact Sets (External) 4 On Back Side
Switch Sensor Capacity 4
Power Sensor 1 External Included
Dry Contacts (On Other Sensors or Devices) Air Conditioner, UPS, Cooler, Etc.
Allows Multiple Sensors On Single Channel Yes, Via Chain or Spoke **
Switch Sensor Alert Indicator (LED) No

** NOTE: The process of 'Chaining' or 'Spoking' multiple switch sensors together is sometimes possible. There is no individual sensor alerting when multiple sensors are 'Chained' or 'Spoked' from a single