IR Infrared Slotted Optical Sensor Module Enhance your sensing and control projects with this IR Infrared Slotted Optical Sensor Module. Built for makers, hobbyists, and professionals, it delivers dependable slot detection, clean digital output, and straightforward integration for robotics, automation, and other electronic applications. Key Features & Benefits Wide Operating Voltage (3.3 V–5.5 V)Compatible with both 3.3 V and 5 V systems no additional voltage regulation required. Precision 5 mm Slotted SensorEquipped with an imported IR sensor element and a precisely machined 5 mm groove for consistent, stable detection with reduced false triggering. Clean Digital Output (LM393 Comparator)Integrated LM393 comparator provides clear LOW/HIGH signals for direct connection to microcontrollers. Onboard LED Status IndicatorInstantly indicates “blocked” or “clear” status, enabling quick visual diagnostics without test equipment. 15 mA Drive CapabilitySupports direct driving of LEDs, relays, or small loads without an external driver. Secure Mounting DesignTwo fixed mounting holes allow firm installation on chassis, PCBs, or custom brackets. Technical Specifications Parameter Specification Supply Voltage 3.3 V – 5.5 V Sensor Type IR Slotted Optical (5 mm slot) Output Digital (0 = Blocked, 1 = Clear) Comparator LM393 Drive Current > 15 mA Module Size 30 × 10 × 12 mm (approx.) Operating Temperature –20 °C to +70 °C Typical Applications Application Benefit Line-Following Robots Accurate edge and path detection Object Counting Systems Reliable pulse output as objects pass Position & Limit Sensing Precise end-stop detection in CNC and 3D printers Automated Gates & Doors Dependable slot sensing for control logic Smart Home Automation Entry or motion detection in frames and housings RC & DIY Vehicles Wheel speed or gear position feedback Package Contents 1 × IR Infrared Slotted Optical Sensor Module Why Choose This Module? Precision & ReliabilityHigh-quality groove coupler and LM393 comparator ensure stable operation, even in electrically noisy environments. Plug-and-Play IntegrationWide voltage support and digital output simplify use with common microcontroller platforms. Durable & Compact DesignSecure mounting and slim dimensions make it ideal for tight spaces and long-term installations. Upgrade your next build with accurate slot detection and hassle-free integration using the IR Infrared Slotted Optical Sensor Module.