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High Fidelity Sound Output: High intelligibility at minimum wattage across a frequency
red housing with white letters and white pull lever
Model OP921 is a plug-in
System Sensor SPWL L-Series Indoor High Fidelity Speaker
The insulated conductors are twisted together to impose a spring pressure between them
Siemens DB-ADPT (500-094187) Detector Base Adapter srl-sp High Fidelity Sound Output: HighSiemens DB ADPT (500 094187) Detector Base Adapter interfaces Series 11 detectors with preciously installed DB 3S bases For Series 3 air duct detector models AD 3P, AD 3ILP, and SA 3P, use Series 11 Dutch Update Kit AD 11UK, which contains both the DB ADPT and the required DA 304 air duct cover for Series 11 detectors.
US$ 960.00
US$ 12500.00
US$ 16000.00
US$ 1360.00
US$ 17500.00