โมดูลวงจรเสียง รุ่น I-9308

Interposing Relay Module Compatible with GST303

Fire Telephone Jack Socket

Conventional Combustible Gas Detector ตรวจจับก๊าซ

If smoke is present in the beam’s path, the received signal is reduced by a level determined by the density of the smoke.

The Pyrotector Model 30-3003 Explosion Proof Smoke Detector is a sensitive yet rugged protection device that is designed for use in hazardous industrial and commercial locations.

Intelligent Optical Smoke Detector เครื่องตรวจจับควัน

Identical in appearance and features to the C-9403

Ultra Fast Multi-Spectrum QuadSense Flame Detector. The SharpEye 40/40D-I Multi-Spectrum QuadSense Flame Detector is part of the leading, next generation SharpEye 40/40 series.