Catalog > Simplex 4265-135 Heat Detector For Fire ...

Verified: January 13, 2026

Simplex 4265-135 Heat Detector For Fire Alarm Systems 477-005 Temp Rating 135°

~$40.96

The Simplex 4265-135 is a heat detector designed for fire alarm systems, with a temperature rating of 135°F to detect high temperatures and trigger alarms.

Key Specifications

  • Compatibility: Simplex fire alarm systems
  • Temperature Rating: 135°F
  • Type: Heat Detector
  • Mounting: Standard electrical box
  • Operating Voltage: Dependent on the fire alarm system
  • Response Time: Varies based on temperature increase
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