JSN-SR04T Waterproof Ultrasonic Sensor

The JSN-SR04T is an upgraded, waterproof variant of the popular HC-SR04 ultrasonic distance sensor. This sensor is commonly employed in projects such as obstacle-avoidance robots. It retains the same functionality and connection procedure as its predecessor, the HC-SR04.

Technical Specifications

• Operating Voltage: 5V DC
• Standby Current: 5mA
• Operating Current: 30mA
• Acoustic Emission Frequency: 40kHz
• Maximum Distance: 4.5m
• Minimum Distance: 25cm
• Connection Pins: +5V, Trig, Echo, GND
• Module Dimensions: 41mm x 28.5mm
• Sensitivity: Approximately 0.5cm
• Beam Angle: Less than 50°
• Operating Temperature: -10°C to 70°C
• Storage Temperature: -20°C to 80°C