• OV2640 2MP Camera Module with SCCB Connector

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    Package Contains 1 Nos  OV2640 2MP Camera Module with SCCB Connector

    365.80 incl. GST (310.00 + GST)

    OV2640 2MP Camera Module with SCCB Connector

    365.80 incl. GST (310.00 + GST)
  • CCS811 Air Quality Detection Sensor Module

    The CCS811 Air Quality Sensor Module is a compact digital sensor designed for indoor air-quality monitoring, detecting Total Volatile Organic Compounds (TVOCs) and providing equivalent CO₂ (eCO₂) readings. It features an I²C digital interface for easy connection with Arduino, ESP32, Raspberry Pi, and other microcontrollers. With low-power operation and a compact design, it is ideal for smart homes, HVAC systems, air purifiers, IoT devices, wearables, and environmental monitoring projects.

    1,562.32 incl. GST (1,324.00 + GST)

    CCS811 Air Quality Detection Sensor Module

    1,562.32 incl. GST (1,324.00 + GST)
  • HD-W3A Wi-Fi LED Display Controller Card

    The HD-W3A Wi-Fi LED Display Controller Card is a compact wireless controller designed for LED signboards, scrolling message displays, advertising screens, and digital information boards. It supports up to 1024 × 48 pixels, with a maximum display width of 1280 pixels, and features 3 × HUB12 and 1 × HUB08 interfaces. Built-in Wi-Fi connectivity enables convenient wireless display management and content updates, while the brightness sensing function supports display brightness control. Ideal for commercial signage, industrial displays, notice boards, and DIY LED matrix projects.

    295.00 incl. GST (250.00 + GST)

    HD-W3A Wi-Fi LED Display Controller Card

    295.00 incl. GST (250.00 + GST)
  • MP135 / MP503 Air Quality & Gas Sensor

    The MP135 / MP503 Gas Sensor is a compact metal-oxide semiconductor sensor designed for air-quality monitoring and gas detection, with good sensitivity to methane. It features fast response and recovery, low power consumption, good stability, strong anti-interference capability, and long service life. The sensor’s conductivity changes with gas concentration, allowing a simple external circuit or microcontroller to measure the variation. It is suitable for Arduino, IoT, gas detection, environmental monitoring, and DIY electronics projects.

    389.40 incl. GST (330.00 + GST)

    MP135 / MP503 Air Quality & Gas Sensor

    389.40 incl. GST (330.00 + GST)
  • 12V DC to 220V AC 40W Step-Up Inverter Booster Module

    The 12V DC to 220V AC 40W Step-Up Inverter Module converts 8V–13V DC input into approximately 220V AC output using a high-frequency switching circuit. With a compact 43 × 38 × 25mm design and 40W rated power, it is suitable for DIY inverter projects, battery-powered systems, compatible LED lights, and energy-saving lamps. The output is a high-frequency square wave, so it is not suitable for motors, fans, coils, or other incompatible inductive loads. Do not overload or short-circuit the output, and use proper high-voltage safety precautions.

    194.70 incl. GST (165.00 + GST)

    12V DC to 220V AC 40W Step-Up Inverter Booster Module

    194.70 incl. GST (165.00 + GST)
  • TPL0501 100KΩ 256-Position Digital Potentiometer Module

    The TPL0501 Digital Potentiometer Module is a high-precision, single-channel digital resistor featuring 256 programmable positions and 100KΩ resistance. It uses an SPI-compatible interface and operates from 2.7V to 5.5V, making it suitable for Arduino, STM32, ESP32, and other microcontroller projects. It is ideal for sensor calibration, amplifier gain control, voltage adjustment, electronic trimming, and replacing mechanical potentiometers in programmable circuits.

    566.40 incl. GST (480.00 + GST)

    TPL0501 100KΩ 256-Position Digital Potentiometer Module

    566.40 incl. GST (480.00 + GST)
  • TDA1521 Audio Power Amplifier Board Module

    The TDA1521 Audio Power Amplifier Board is a dual-channel DIY stereo amplifier module offering a stated 2 × 15W output for compatible speakers. It features an integrated rectifier and filter circuit, allowing connection to a suitable transformer-based power supply. The module is ideal for DIY audio systems, speaker modification, desktop amplifiers, and electronics projects. A sufficiently large heat sink is required before testing or operation to ensure proper heat dissipation and stable performance.

    188.80 incl. GST (160.00 + GST)

    TDA1521 Audio Power Amplifier Board Module

    188.80 incl. GST (160.00 + GST)
  • NE555 Pulse Adjustable Square Wave Signal Generator Module

    The NE555 Pulse Adjustable Square Wave Signal Generator Module is a compact signal generator based on the NE555 timer IC, designed to produce adjustable pulse, square-wave, and rectangular signals. It supports a wide 1Hz–200kHz frequency range with four selectable ranges and adjustable duty cycle. Operating from 5V–15V DC, it features an onboard LED indicator and provides a compact 31 × 22mm design. Ideal for frequency testing, PWM experiments, timing circuits, signal generation, Arduino projects, and DIY electronics.

    50.74 incl. GST (43.00 + GST)
  • Hall Effect Sensor Module

    The Hall Effect Counter Sensor Module is a compact magnetic detection module based on the 3144E Hall Effect sensor and LM393 comparator. It detects magnets and magnetic-field changes and provides a clean digital HIGH/LOW output, making it ideal for motor speed measurement, wheel rotation, object counting, and position detection. It operates from 3.3V–5V DC, includes power and signal LEDs, and features M3 mounting holes for easy installation. Suitable for Arduino, robotics, automation, and DIY electronics projects.

    53.10 incl. GST (45.00 + GST)

    Hall Effect Sensor Module

    53.10 incl. GST (45.00 + GST)
  • RC522 Mini RFID 13.56MHz IC Card Reader Writer Module

    The RC522 Mini RFID Reader/Writer Module is a compact 13.56MHz contactless RFID module based on the MFRC522 chip. It supports compatible MIFARE cards and tags and communicates with microcontrollers through the SPI interface. Compatible with Arduino, ESP32, ESP8266, Raspberry Pi, and STM32, it is ideal for access control, smart locks, attendance systems, inventory tracking, and IoT projects.

    93.22 incl. GST (79.00 + GST)

    RC522 Mini RFID 13.56MHz IC Card Reader Writer Module

    93.22 incl. GST (79.00 + GST)
  • Black WG26/34 125KHz RFID Contactless IP65 Smart Card Reader

    The WG26/34 125KHz RFID Smart Card Reader is a contactless RFID reader designed for access control, attendance, and identification systems. It supports Wiegand 26/34-bit communication and is compatible with TK4001, EM4100, and similar 125KHz RFID cards. With an IP65-rated design, built-in buzzer, and external LED/buzzer control inputs, it is suitable for both indoor and outdoor applications.

    658.44 incl. GST (558.00 + GST)
  • 1 Key 1×1 Matrix Membrane Switch Keypad – Yellow

    The 1 Key 1×1 Matrix Membrane Switch Keypad – Yellow is a compact, flexible, and self-adhesive momentary push-button switch suitable for Arduino, Raspberry Pi, ESP32, embedded systems, and DIY electronics. Its normally open 2-pin interface makes it ideal for reset, start, stop, trigger, and menu-selection applications.

    56.64 incl. GST (48.00 + GST)

Buy sensors and modules online in India for robotics, IoT, automation, embedded systems, electronics learning, prototyping, smart devices and industrial monitoring projects. This category is the main hub for Robosap sensor boards, interface modules, wireless modules, display modules, relay modules, communication boards, field sensors and measurement electronics used with Arduino, ESP32, Raspberry Pi and other microcontrollers.
Start with the Sensors category when you need to measure real-world signals such as soil condition, current, voltage, distance, motion, fingerprint input, biomedical signals, gas, air quality, temperature, humidity or RS485/Modbus field data. Use the Modules category when you need support boards such as converters, displays, relays, driver modules, interface boards and communication modules to complete a project.
Explore key hubs: Sensors, Modules, Agriculture & Soil Sensors, Industrial RS485 & Modbus Sensors, Current, Voltage & Energy Sensors, Biomedical Sensors, mmWave Radar Sensors and UWB Modules.
Related categories: Development Boards, ESP32 Boards, Arduino and Shields, IoT and BLE, Displays, Motor Drivers and Power Supply.

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