SDC 400U-L3 400-L Series Visual LED Monitoring Station, Single Gang, Single Color LEDs (Green, Amber and Red), Stainless Steel Faceplate, Dull Stainless

Deliver fast, reliable door status where it matters most with the Security Door Controls SDC 400U-L3 Visual LED Monitoring Station. This single-gang Remote Plate provides clear, color-coded LED indication (up to three single-color LEDs: green, amber, red) to show open, unlocked or alarm conditions—helping security teams and facilities personnel make quicker decisions and reduce incident response times. The 400-L series unit mounts in a standard single-gang or narrow frame opening and features a durable dull stainless steel faceplate that stands up to commercial wear and keeps your security infrastructure looking professional. Designed for low-voltage access control and alarm integration, the SDC 400U-L3 connects to relay logic for seamless monitoring with your access control, surveillance and alarm systems. Ideal for door monitoring, server rooms, loading docks and perimeter access points, this Remote Plate adds a visible layer of situational awareness to your security setup. Add the SDC 400U-L3 to your next access control or alarm panel project and improve on-site monitoring today.

• Provides instant, at-a-glance door status to simplify monitoring and reduce response time
• Rugged stainless steel faceplate built for high-traffic commercial and industrial security environments
• Fits single-gang or narrow-frame mounts for fast, low-cost installation in existing panels
• Up to three single-color LEDs (green, amber, red) for clear indication of open, locked or alarm conditions
• Integrates easily with access control, relay logic and alarm systems to centralize door monitoring