The EL-820R is a heavy-duty roller shutter sensor designed with a cast aluminium casing for maximum durability in demanding environments. With a 1.5-inch (38 mm) gap distance, it ensures accurate detection between the reed sensor and magnet. Its weatherproof IP65 rating makes it suitable for outdoor and industrial applications. Operating as a passive sensor powered by the alarm system, it delivers instant detection upon shutter door opening, providing reliable perimeter security.

 • Contact Rating: 0.5A @ 100V DC / 10W max
 • Maximum Gap: ≤ 1.5 inches (38 mm) between reed sensor and magnet
 • Connection: Wired output to alarm system
 • Power: Passive sensor (powered via alarm system)
 • Response: Instant detection upon door opening
 • Mounting Location: Reed sensor on ground, magnet on roller shutter door
 • IP Rating: IP65 (Weatherproof)
 • Material: Cast Aluminium Casing