The SD-651 is designed to meet the performance criteria designated by UL. Its sensing chambers are sealed against back pressure air flow, dirt, and insects.
Sensor type Silicon wheat, Directivity Omnidirectional, Frequency response 100Hz-16kHz, Sensitivity -38±2dB (0dB=1V/Pa@1kHz), Signal to noise ratio 75dB, AOP 124dB, Dynamic Range 104dB, Maximum output
Mount it on a ceiling or wall - the L-PBM20A offers you the flexibility for any indoor or outdoor requirement. Ideal for applications like galleries and shopping arcades, this speaker complies with mu
Aspirating smoke detectors from Securiton are among the most reliable early warning systems for fires. The SecuriSmoke ASD (aspirating smoke detector) range impresses with its unrivalled performance l