LiftMaster LMTH-135 Heat Detector
LiftMaster LMTH-135 Heat Detector is backordered and will ship as soon as it is back in stock.
Description
Description
Reliable Heat Detection for Fire Safety and Early Warning
The LiftMaster LMTH-135 Heat Detector is a reliable temperature-sensitive safety device designed to detect excessive heat and trigger an alarm. With an alarm activation temperature of 135°F (57°C), this 2-wire heat detector is ideal for environments where smoke detectors may not be suitable. Built for high-performance safety applications, it operates within a wide voltage range and supports various alarm systems.
Key Features
- Activates at 135°F (57°C) for heat detection in critical environments
- 2-wire design for simple and efficient installation
- Maximum installation temperature of 100°F (38°C)
- Wide operating voltage range from 6-125VAC / 6-28VDC
- Supports various alarm and monitoring systems
- Durable and reliable design for long-term performance
Technical Specifications
- Part Number: LMTH-135
- Color: White
- Alarm Temperature: 135°F (57°C)
- Maximum Installation Temperature: 100°F (38°C)
- Operating Humidity: 5% to 95% RH (non-condensing)
- Operating Voltage/Contact Ratings: 6-125VAC / 3A, 6-28VDC / 1A, 125VDC / 0.3A, 250VDC / 0.1A
- Input Terminals: 14-22 AWG
- Dimensions with Mounting Bracket: Diameter 4.57 in. (11.6 cm), Height 1.69 in. (4.3 cm)
Conclusion
The LiftMaster LMTH-135 Heat Detector is an essential safety component designed for heat-sensitive environments, ensuring fast and accurate heat detection. With a durable design, wide voltage compatibility, and easy installation, this heat detector enhances fire safety measures. Always check your manual for compatibility before purchasing.

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