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TISI fire alarm testing
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Fire alarm cyber security for Saudi Arabia Buyers: Smart Fir···
Fire alarm cyber secur···
2026-09-01
Wanlin Fire - China source manufacturer for fire alarm cyber security. Featured model WL-TH-SD (Photoelectric Smoke Detector): Photoelectric, low-current scattering chamber; EN54-7 Class A2, alarm at 0.11-0.14 dB/m obscuration; Built-in 85 dB at 3 m sounder + NO/NC relay contact; -10 to +50 deg C, 0-93% RH (tropical humidity rated). Full lineup: smoke and he···