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JSN-SR04T / AJ-SR04T Waterproof Ultrasonic Sensor Module

AJ-SR04T: Compact and easy to use
Low voltage with minimal power consumption
High measurement accuracy
Strong anti-jamming capability
Waterproof probe with integrated wiring, ideal for wet and harsh environments

PKR 1,625

Price includes GST · Cash on delivery available

Delivery & payment

2–3 hour delivery in Rawalpindi & Islamabad

Nationwide delivery in 1–3 days · PKR 250 flat, free over PKR 10,000

Genuine parts · 7-day check warranty · tested before dispatch

Cash on Delivery available nationwide

Key specifications

About this product

The JSN-SR04T Waterproof Ultrasonic Distance Sensor Module is an industrial-grade ultrasonic rangefinder designed for accurate and stable distance measurement in wet, outdoor, and harsh environments. Featuring an integrated waterproof ultrasonic probe, this module delivers reliable performance similar to the popular HC-SR04 while offering enhanced durability. It supports precise distance detection from short to long range and is easy to integrate into Arduino, Raspberry Pi, and other microcontroller-based projects.

With its compact size, low power consumption, and high accuracy, the JSN-SR04T ultrasonic sensor is widely used in obstacle avoidance, automation systems, water-level detection, robotics, traffic monitoring, security systems, AI applications, and educational research.

Product Specifications

Operating Voltage: DC 3.0 – 5.5 V
Operating Current: < 8 mA
Ultrasonic Frequency: 40 kHz
Maximum Measuring Range: 600 cm
Minimum Measuring Range: 20 cm
Measurement Accuracy: ±1 cm
Detection Angle: 75°
Trigger Signal: TTL pulse ≥ 10 µs
Output Signal: TTL pulse width level signal

Key Features of aj-sr04t

Waterproof ultrasonic probe for outdoor and industrial environments
High measurement accuracy with stable performance
Low voltage and low power consumption
Strong anti-interference capability
Compact and lightweight design for easy integration
Compatible with Arduino and microcontrollers

Arduino & Microcontroller Compatibility

The JSN-SR04T ultrasonic distance sensor can be easily connected to Arduino, ESP8266, ESP32, and other microcontrollers. It uses simple Trig and Echo pins, making it beginner-friendly and ideal for both learning and professional projects.

Pin Connections:
VCC: 3.0–5.5 V (Power Supply)
Trig: Trigger Input Signal
Echo: Distance Output Signal
GND: Ground

For Arduino code examples, wiring diagrams, and project tutorials, visit our resources section to get started quickly with the JSN-SR04T waterproof ultrasonic sensor module.