The Bosch F220-135F Electronic Fixed Temperature Heat Detector is a reliable safety device designed to provide early warning in case of fire. With its ability to detect both fixed temperature and rate-of-rise conditions, this heat detector ensures optimal protection for your property. Its low current electronic circuitry allows for easy integration into power source circuits, making it an efficient choice for fire detection.
Bosch F220-135F Heat Detector Features
- Two-wire or four-wire bases: Offers flexibility in installation, allowing compatibility with various wiring configurations.
- 50 ft (15.2 m) maximum spacing between detectors: Enables effective coverage across large areas, minimizing the number of detectors needed.
- Visible identification of model: The gray ring on the F220-135F ensures quick identification, facilitating maintenance and operational clarity.
- Tamper detection: Provides added security by alerting users if the detector is being tampered with, ensuring continuous protection.
- Dual color LED: The LED indicator provides clear visual status of the detector, allowing for quick assessment of operational status.
Bosch F220-135F Detailed Specifications
| Type | Electronic Fixed Temperature Heat Detector |
| Temperature Threshold | Initiates alarm at +135°F (+57°C) |
| Rate of Rise Detection | Detects an increase of +15°F (+8.3°C) in less than 1 minute |
| Power Supply | 12 VDC nominal or 24 VDC nominal |
| Mounting Base | Compatible with F220-B6 Series Mounting Base |
| Maximum Spacing | 50 ft (15.2 m) between detectors |
| Tamper Detection | Yes |
| LED Indicator | Dual color |



















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