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*price per device.
*.* Was uninstalled (while still functional/active...)
due to a system upgrade.
* In Excellent Condition !
no dents or discoloration...
No marks... or writing
* has been cleaned /
Smoke chamber has been cleaned and blown out.
** *Silent Knight SD505-APS photoelectric smoke detector compensates automatically for contamination in the environment. Also, detector testing is simple even from a remote site. Like other IntelliKnight detector models, the SD505-APS offers a low profile for pleasing aesthetics. Furthermore, the IntelliKnight family of detectors designed to use a common base, Model SD505-6AB, allowing complete application and placement flexibility. Additionally, combine all this with the features you’ve come to expect from Silent Knight smoke detectors easy installation, stable operation, RF/transient protection, and vandal-resistant locking and it adds up to a flexible solution for all your fire protection needs.
The SD505-APS suited to detecting dense smoke typical of fires involving materials such as soft furnishings, plastic, foam or other similar materials which tend to smolder and produce large visible particles. The detector features automatic compensation for contamination as well as a simple detector calibration test procedure that can be run from the panel or remotely (using the WindowsTM based downloading sof
