Kinetic security Piezo Sounders offer exceptionally high sound output performance and reliability.
Available in 'standard' or 'miniature' size, their low profile format is ideal for modern slimline Bell Units.

They are also available to special order as individual component parts with separate Sound Chamber and Transformer.

External Sound Units
Extension Speakers & Horn Sirens
Xenon Strobe Flashers
Sound Bombs and Miniature Buzzers
Halogen Flood Lighting
Specification KP14 Piezo KP32W Piezo KP32SC Sound Chamber only
Voltage 12 VDC 12 VDC 12 VDC
Sound Output 110 dB 118 dB 118 dB
Current Consumption 150 mA 350 mA 120 mA
Dimensions 45 x 60 x 45mm 60 x 85 x 70mm 90 x 107 x 98mm
Finish ABS ABS ABS
Colour White White Black
Pin No. DC Resistance Impedance @ 1 Khz Inductance @ 1 Khz
1-2 1.17 Ohm 48.4 Ohm 7.7 mH
2-3 13.5 Ohm 3016 Ohm 480 mH
1-3 14.67 Ohm 3066 Ohm 488 mH
  Dimensions 25 x 27 x 23mm