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IR Infrared Slotted Optical Sensor Module

Regular price £2.99
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IR Infrared Slotted Optical Sensor Module

IR Infrared Slotted Optical Sensor Module

£2.99

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 Sensor
    Equipped 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 Indicator
    Instantly indicates “blocked” or “clear” status, enabling quick visual diagnostics without test equipment.

  • 15 mA Drive Capability
    Supports direct driving of LEDs, relays, or small loads without an external driver.

  • Secure Mounting Design
    Two 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 & Reliability
    High-quality groove coupler and LM393 comparator ensure stable operation, even in electrically noisy environments.

  • Plug-and-Play Integration
    Wide voltage support and digital output simplify use with common microcontroller platforms.

  • Durable & Compact Design
    Secure 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.