Bosch D285DH SF 23/01 There are three R-Series annunciator

There are three R-Series annunciator models

000'-per-minute (20 m/sec

ZX600 Ninja ZX-6RR 2003-2006

To reduce security risks

Bosch D285DH SF 23/01 There are three R-Series annunciatorThe D285DH duct detector head is suitable for two wire or four wire application, depending on base. The detector is part of a two component system: the duct detector housing and the duct detector head. The housing is permanently attached on the duct. The interchangeable duct detector head quickly detaches for replacement and cleaning without affecting circuit wiring. The D285DH duct detector head attaches to the following duct detector housings: D340