EDWARDS SIGNALING Duct Smoke Detector: 120V AC/20 to 31V DC/220 or 240V AC/24V
The EDWARDS SIGNALING SD-4WJ is a rectangular, surface-mount duct smoke detector with a photoelectric sensor and clear body, rated for 120V AC/20 to 31V DC/220 or 240V AC/24V AC/24V DC Volt and 35 mA. It provides a…
SKU 3G-OTH-546834
- 6–10 business days door-to-door; Bea Cukai clearance typically 3–5 business days.
- Invoicing in IDR or USD. Bank transfer and corporate PO accepted.
- Dikirim ke: Jakarta, Surabaya, Bandung, Medan, Batam
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Deskripsi Produk
The EDWARDS SIGNALING SD-4WJ is a rectangular, surface-mount duct smoke detector with a photoelectric sensor and clear body, rated for 120V AC/20 to 31V DC/220 or 240V AC/24V AC/24V DC Volt and 35 mA. It provides a light alert, is FM-listed for indoor use, and is hardwired with a 24V DC voltage rating.
Supplied to Indonesia — compatible with 50 Hz installations. DHL Express delivery to Jakarta, Surabaya, Bandung, customs and duties handled door-to-door.
Pertanyaan yang Sering Diajukan
What is the EDWARDS SIGNALING SD-4WJ duct smoke detector used for?
The EDWARDS SIGNALING SD-4WJ is a photoelectric duct smoke detector designed for indoor HVAC systems. It mounts on duct surfaces to detect smoke in air-handling units, triggering a light alert to enable early fire response in commercial or industrial facilities.
What are the specifications of the EDWARDS SIGNALING SD-4WJ?
The SD-4WJ is a rectangular, clear-body duct smoke detector with a photoelectric sensor. It operates on 120V AC, 20–31V DC, 220/240V AC, or 24V AC/DC, with a current rating of 35 mA. It is FM-listed for indoor use and hardwired with a 24V DC voltage rating.
Where to buy the EDWARDS SIGNALING SD-4WJ worldwide?
3G Electric supplies the EDWARDS SIGNALING SD-4WJ duct smoke detector to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.
How to install the EDWARDS SIGNALING SD-4WJ duct smoke detector?
Install the SD-4WJ on a duct surface using the included mounting bracket. Ensure power is off before wiring to the appropriate voltage (120V AC, 24V DC, etc.). Follow NFPA 72 guidelines for spacing and airflow direction. Test the light alert after installation per the manufacturer's manual.
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3G Electric memasok EDWARDS SIGNALING smoke detectors for fire alarm systems. Kami menyediakan produk asli dengan ketersediaan tersedia di gudang untuk SKU umum, dokumentasi teknis, dukungan commissioning, dan layanan garansi — di seluruh dunia.




