The Temp°Alert® TA-40 will activate your hardwired or wireless alarm panel if the temperature falls below 39.5°F, protecting your building from shattered pipes and the water damage that follows.


  • Activates virtually any alarm panel, dialer, or wireless alarm
  • Normally closed (NC) dry contacts at temperatures above 39.5°F (4.17°C)
  • Small size for unobtrusive appearance
  • No power required to operate

Product Specifications

Power Requirements No power required to operate
Fixed Setting N.O. ≤ 39.5° F (4.2° C)
Temp Accuracy ±5.4° F (±3° C)
Outputs N.C. (normally closed) dry contacts. Not for high voltage use.
Contact Output Rating Voltage ≤ 24V AC/DC Current ≤ 200mA
Weight 3 oz. (85 g)
Dimensions 2.5 x 0.8 x 0.55” (6.4 x 2 x 1.4 cm)
Mounting 2 screw holes

                                                                                                    TA-40 Spec Sheet          TA-40 Manual

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