M21

M21 is an acoustic indoor siren with standard design and universal use. M21 is featuring with high volume, highest reliability and double anti-sabotage protection.

Features:

- sound signal source - piezoelectric transducer - two trigger inputs - any source of triggering - selection of sound signals - 2 melodies - ABS cover - anti-sabotage protection against cover opening and removing - volume: 115 dB/m - power supply nominal voltage: 13,8 VDC - max. power consumption: 250 mA - work temperature range: -35 °C +60 °C - dimensions: 85 x 120 x 24 mm

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