SYSTEM SENSOR Smoke Alarm: Smoke, Hardwired, Smoke Detector, Photoelectric
The SYSTEM SENSOR 2W-B is a hardwired photoelectric smoke detector for 2-wire fire alarm systems, operating at 12/24V with an 85 dB @ 10 ft alarm and a green LED visual alert. It includes a mounting base and a test…
SKU 3G-OTH-546560
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Product Description
The SYSTEM SENSOR 2W-B is a hardwired photoelectric smoke detector for 2-wire fire alarm systems, operating at 12/24V with an 85 dB @ 10 ft alarm and a green LED visual alert. It includes a mounting base and a test button, complies with UL 268, and detects smoke without battery backup.
Frequently Asked Questions
What is the SYSTEM SENSOR 2W-B smoke detector used for?
The SYSTEM SENSOR 2W-B is a hardwired photoelectric smoke detector designed for 2-wire fire alarm systems in commercial and industrial buildings. It detects smoke using photoelectric sensing, sounds an 85 dB @ 10 ft alarm, and includes a green LED visual alert. 3G Electric supplies this detector globally.
What are the specifications of the SYSTEM SENSOR 2W-B?
The SYSTEM SENSOR 2W-B operates at 12/24V, uses photoelectric sensing, and produces an 85 dB @ 10 ft alarm. It includes a mounting base and test button, complies with UL 268, and has no battery backup. It is compatible with 2-wire fire alarm systems and features a green LED visual alert.
Where to buy the SYSTEM SENSOR 2W-B worldwide?
3G Electric supplies the SYSTEM SENSOR 2W-B smoke detector to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this UL 268-compliant photoelectric detector.
How to install the SYSTEM SENSOR 2W-B smoke detector?
Install the SYSTEM SENSOR 2W-B by mounting the included base to a junction box, wiring it to a compatible 2-wire fire alarm system at 12/24V, and attaching the detector head. Always follow local codes and the manufacturer's manual. Test the unit using the test button after installation.
SYSTEM SENSOR Products
3G Electric supplies SYSTEM SENSOR smoke detectors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.


