| | Brand | Bosch | | Model Code | F220-PTHC | | Passive Infra-Red Detectors | Yes | | Physical Specifications | Dimensions mm: 171 x 64
| | Environmental Specifications | Operating Temp oC: 0 ~ 38
| | Model Info | Photoelectric smoke detector. Two-wire or four-wire bases. 30 ft (9 m) spacing between detectors. Optional CO-sensor, heat-sensor enhanced detection chamber. Clean chamber without removal or disassembly. Sensitivity readout on detector. Tamper protection. Dual-color LED. |
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