SATEL B-4L Magnetic Gate Contact Sensor

The SATEL B-4L is a wired magnetic contact sensor designed for gate, garage door, window, and door applications. It features a normally closed (NC) output and a 2-wire connection, ensuring reliable detection with an activation gap of up to 25 mm. The sensor is housed in durable ABS plastic and is suitable for indoor or sheltered outdoor use.

Advantages

Reliable magnetic detection with a wide activation gap; robust ABS housing; easy surface mounting; includes mounting screws for quick installation.

Suitable for

• Gate and garage door monitoring
• Window and door security
• Indoor and sheltered outdoor applications

Key specifications

• Product Type: Magnetic Contact Sensor
• Output Type: Normally Closed (NC)
• Connection: Wired, 2-wire
• Max Switching Voltage: 30V DC
• Max Switching Current: 0.5A
• Max Switching Power: 10W
• Activation Gap: Up to 25 mm
• Cable Length: 30 cm
• Housing Material: ABS Plastic
• Colour: White
• Mounting: Surface Mount
• Operating Temperature: -10°C to +50°C
• Environmental Rating: Indoor / Sheltered Outdoor
• Sensor Unit Dimensions: 50 x 25 x 15 mm
• Magnet Unit Dimensions: 50 x 25 x 15 mm

Recommendations

For optimal performance, ensure the sensor and magnet are aligned within the specified activation gap. Suitable for integration with security alarm systems.