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The MQ-6 Gas Sensor Module is specially designed to detect LPG (Liquefied Petroleum Gas), butane, and propane. It offers high sensitivity, fast response, and stable output, making it ideal for gas leak detectors, safety alarms, home safety systems, industrial gas monitoring, and Arduino-based IoT projects.
It provides both analog and digital outputs, so it can easily be interfaced with Arduino, ESP32, ESP8266, Raspberry Pi, and other microcontrollers. This sensor is widely used in kitchens, workshops, and industrial environments to detect early gas leakage.
MQ-6 Gas Sensor – LPG, Butane & Propane Gas Detection Module
Original price was: ₨ 520.₨ 500Current price is: ₨ 500. -
Sale
The MQ-7 is a high-sensitivity gas sensor specifically designed to detect Carbon Monoxide (CO) gas.
It is commonly used in gas leakage alarms, home safety devices, industrial monitoring systems, and indoor air-quality projects.The sensor operates using a dual-heater cycle (low-heat and high-heat mode), which improves detection accuracy.
It uses a tin dioxide (SnO₂) sensing material that changes resistance when CO gas is present.
The module is easy to interface with Arduino, ESP32, Raspberry Pi, and other microcontrollers.MQ-7 Carbon Monoxide (CO) Gas Sensor Module
Original price was: ₨ 520.₨ 380Current price is: ₨ 380. -
Sale
The MQ-8 is a high-accuracy gas sensor designed to detect Hydrogen (H₂) gas.
It is widely used in hydrogen leakage detection systems, industrial environments, laboratory equipment, and safety monitoring applications.The sensor uses a SnO₂ sensing layer that changes resistance when exposed to hydrogen gas, allowing precise measurement of gas concentration.
It works easily with Arduino, ESP32, and Raspberry Pi, making it suitable for both beginners and professional projects.The MQ-8 can detect hydrogen even at low ppm levels, providing reliable early warning for leaks.
MQ-8 Hydrogen Gas (H₂) Sensor Module
Original price was: ₨ 520.₨ 390Current price is: ₨ 390. -
Sale
The MQ135 Air Quality Sensor is a highly sensitive gas detection module designed to measure air quality by detecting a wide range of harmful gases. It is commonly used in environmental monitoring, smart home systems, and air purifiers.
This sensor can detect NH3 (Ammonia), NOx, alcohol, benzene, smoke, CO2, and other harmful gases. It provides fast response time, stable performance, and can be easily interfaced with Arduino, Raspberry Pi, and other microcontrollers.
MQ135 Air Quality Sensor – Gas & Pollution Detection Module
Original price was: ₨ 400.₨ 380Current price is: ₨ 380. -
SaleThe NE555 is a highly versatile timer IC used for timing, pulse generation, and oscillator applications. It can operate in monostable, astable, and bistable modes, making it one of the most used ICs in electronics. The 555 IC provides accurate timing with simple external components and is widely used in flashing LEDs, PWM circuits, delay timers, and frequency generators.
NE555 Timer IC (Single Precision Timer, 4.5V–15V Operating Range)
Original price was: ₨ 25.₨ 20Current price is: ₨ 20. -
Sale
The PC 0–25V Voltage Sensor is a compact and reliable module designed to safely measure voltages up to 25V DC. It is commonly used with Arduino, ESP32, Raspberry Pi, and other microcontrollers for monitoring battery levels, power supply outputs, and DIY electronics projects.
The sensor uses a voltage divider circuit, reducing high input voltage to a safe level that microcontrollers can read through an analog pin. It is ideal for robotics, power monitoring systems, solar setups, and electronic experimentation.
PC 0–25V Voltage Sensor Module for Arduino & Microcontrollers
Original price was: ₨ 120.₨ 100Current price is: ₨ 100. -
The Siemens S7-200 CPU 224 XP is an advanced and compact programmable logic controller (PLC) that is part of the Siemens S7-200 series. The XP in the model name signifies a version of the CPU with extended features, typically offering more I/O points and enhanced communication capabilities compared to the standard CPU models.
PLC Siemens S7-200 CPU 224XP | Collegeroad Electronics
₨ 25,000 -
The Pro’sKit PK-1700NB Electronics Master Kit (220V) is a comprehensive toolkit designed for professional technicians, engineers, and electronics hobbyists. It includes a full range of high-quality hand tools, soldering equipment, and testing instruments—perfect for circuit assembly, repair, and maintenance tasks. The tools are neatly organized in a durable aluminum carrying case for easy transport and storage.
PRO’SKIT PK-1700NB ELECTRONICS MASTER KIT(220V) in collegeroadelectronics
₨ 96,000 -
The RA-03D mmWave Radar Sensor is a high-precision 24 GHz radar module designed for multi-human tracking, motion detection, and gesture sensing. Using advanced FMCW (Frequency-Modulated Continuous Wave) radar technology, it can simultaneously detect multiple moving or stationary targets — even through non-metallic obstacles such as glass, wood, or thin walls.
With its compact PCB design, integrated antennas, and UART serial output, the RA-03D is ideal for smart home automation, security systems, robotics, healthcare monitoring, and gesture-controlled projects.
this sensor offers accurate range, angle, and speed data, enabling you to visualize or control multiple subjects in real-time with ESP32, Arduino, or other microcontrollers.
RA-03D 24 GHz mmWave Multi-Human Tracking Radar Sensor in Pakistan
₨ 3,700 -
Raspberrypi Complete Kit 4b 8gbComplete Raspberry Pi 4B 8GB Kit – Everything you need to get started! Includes Raspberry Pi 4B (8GB), power adapter, HDMI cable, 32GB memory card, cooling case with fan, and kit box.
Raspberry Pi 4 Model B 8GB Starter Kit in Pakistan
Original price was: ₨ 34,500.₨ 33,900Current price is: ₨ 33,900. -
The 5V 3A USB-C Power Adapter is a high-quality and reliable power supply designed for the Raspberry Pi 4B. It delivers stable voltage and current to ensure smooth operation, even under heavy loads or when multiple peripherals are connected. Prevents voltage drops, boot issues, and system instability — making it the ideal choice for consistent Raspberry Pi performance.
Raspberry Pi 4B 5V 3A Power Adapter in Pakistan
₨ 1,800

















