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S4A107-2 Active Infrared Sensor with Presence Function Two Rows

Two-Row Active Infrared Technology: Combines dual-row motion and presence detection for enhanced automatic door safety.
Precision Angle Adjustment (±7°): Allows fine-tuning of the detection field to suit various doorway configurations up to a maximum mounting height of 3.0 meters.
Solid-State Relay Output (NO/NC): Features optocoupler solid-state relay switching for reliable, quiet, and long-lasting operation.
Clear LED Operation Indicators: Provides clear status feedback with green for stand-by, flashing green for motion activation, and flashing red for presence detection.
Universal Power Compatibility: Supports AC/DC 12–24V power input for easy integration with automatic sliding and swing door controllers.
  • Brand:

    S4A
  • Item NO.:

    S4A107-2
  • Specifications
  • Package

S4A107-2 Active Infrared Sensor with Presence Function (Two Rows)


The S4A107-2 (Model IS01) is a high-precision active infrared sensor equipped with two rows of detection spots for combined motion activation and safety presence detection. Designed for automatic door operators, it features an adjustable detection angle of ±7° and a fast response time under 0.3 seconds. Operating on a universal 12–24V AC/DC power supply with solid-state relay outputs (NO/NC), it ensures reliable, continuous safety and activation across commercial entrances.


Parameter Specification
Model S4A107-2
Sensor Type Active infrared sensor with presence function - Two rows
Technology Active infrared
Mounting Height Max 3.0m (3m)
Adjustable Angle ±7°
Power Input / Power Supply AC/DC 12~24V
Current Draw 160mA Max. (At 12VAC)
Relay Output / Output Type Solid state relay output, NO/NC (Optocoupler relay)
Response Time < 0.3 sec.
Operation Indicator Green: Stand-by | Green Flash: Motion detection | Red Flash: Presence detection
Operating Temperature -20°C to +55°C (-4°F to +131°F)
Weight 200g (7.1oz)
Available Colors Black, Silver



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