STI STI-TSTAT520F Single Thermostat Heater Control

STI

SKU: STI-HTR200T

STI STI-HTR200T Radiant Heater with Thermostat

• Radiant heating element keeps reader optics above dew point, preventing condensation lockouts.
• Integrated thermostat eliminates external temperature control modules, reducing wiring complexity.
• Runs on 9VDC, fitting directly into standard commercial access control power supplies.

STI

SKU: STI-HTR045T

STI STI-HTR045T Radiant Heater with Thermostat

9VDC radiant heater with thermostat for cold-weather access control

• Runs on 9VDC to integrate directly with existing access control power supplies.
• Integrated thermostat auto-regulates heat output — no field calibration required.
• Localized radiant output protects readers, strikes, and latches in unheated enclosures.

STI

SKU: STI-HTR100T

STI STI-HTR100T Radiant Heater with Thermostat 100W

• 100W radiant output keeps electric strike solenoids responsive in freezing conditions.
• Integrated thermostat auto-cycles heat, preventing coil degradation from thermal overshoot.
• Runs at 9VDC, fitting retrofit and new installs on standard 12/24VDC access control supplies.

STI

SKU: STI-HTR060T

STI STI-HTR060T Radiant Heater with Thermostat 60W

• 60W radiant heat at 9VDC prevents frost-related strike failures in unheated spaces.
• Integrated thermostat cycles heating autonomously—no external sensor or control logic needed.
• Designed for 9VDC strike power supplies; verify supply voltage before installation.

STI

SKU: STI-HTR075T

STI STI-HTR075T 75W Radiant Heater with Thermostat

75W radiant heater with thermostat for outdoor electronic locks

• 75W output prevents electronic strike freeze-up in sub-zero outdoor installations.
• Runs on 9VDC aux output—no step-down converter needed on existing access control panels.
• Integrated thermostat cycles heat on demand, reducing power draw and extending strike life.