Powering Makers, Engineers & Innovators Across India
TopCircuit is India's dedicated online hardware platform for authentic microcontroller boards, IoT dev kits, robotics parts, precision sensors, and prototyping modules.
Supplying makers, students, and R&D labs nationwide.
Every batch of ICs and modules is verified before shipping.
Swift express courier across all Indian pin codes.
Supporting STEM, robotics clubs, and hackathons.
Building India's Most Reliable Hardware Supply Chain
At TopCircuit, we believe every innovator deserves access to authentic, high-quality electronic components without the uncertainty of counterfeit chips or missing documentation. Whether you are building your first line-following robot, prototyping an industrial IoT telemetry device with the ESP32, or setting up a college robotics lab, we provide the hardware, schematics, and technical resources you need to succeed.
Our warehouse in India stocks standard microcontrollers like the TopCircuit UNO R3 (ATmega328P), ESP32 NodeMCU DevKit, Raspberry Pi Pico RP2040, ultrasonic distance sensors, motor drivers, OLED/LCD displays, and solderless breadboards ready for immediate dispatch.
Verified Genuine Silicon
Direct sourcing ensures authentic CP2102, CH340, ATmega, and Espressif chipsets with zero ghost failures.
Complete Pinouts & Starter Code
All sensors and dev boards come with clear wiring guides, pinout diagrams, and downloadable sample sketches.
Student & Institutional Support
Official GST invoices, bulk institutional discounts, and custom kit assembly for educational institutions.
Comprehensive Electronics & Robotics Inventory
Explore our wide catalog of ready-to-ship electronic components tailored for engineers and hobbyists.
Microcontrollers & Dev Boards
Arduino Uno R3, Mega 2560, Nano, ESP32 NodeMCU (Type-C), ESP8266 Wi-Fi, Raspberry Pi Pico RP2040, and STM32 boards.
Sensors & Transducers
HC-SR04 Ultrasonic, DHT11/DHT22 Temperature & Humidity, HC-SR501 PIR Motion, MQ-2 Gas & Smoke, Gyroscopes, and Soil Moisture sensors.
Robotics & Actuators
L298N & TB6612FNG Motor Drivers, SG90 & MG996R Servos, TT Geared DC Motors, Stepper Drivers, and 2WD/4WD Smart Robot Car Chassis Kits.
Displays & Optoelectronics
0.96" I2C OLED (SSD1306), 16x2 I2C Character LCDs, 7-Segment Displays, NeoPixel RGB LED rings, and TFT Touch Screens.
Power Management & Batteries
TP4056 1A Type-C Lithium Chargers, 18650 Battery Holders, Step-Down Buck Converters (LM2596), and Dual-Rail Breadboard Power Modules.
Prototyping & Tools
MB-102 830/400 Point Solderless Breadboards, Dupont Jumper Wires (M-M, M-F, F-F), Soldering Accessories, and Component Starter Kits.
Everything You Need to Know About Ordering from TopCircuit
Where does TopCircuit ship in India?
We deliver to all serviced pin codes across India including Delhi NCR, Bengaluru, Mumbai, Pune, Chennai, Hyderabad, Kolkata, and tier-2/tier-3 cities via premier express courier partners. Most orders are dispatched within 24 hours.
Are all TopCircuit development boards and sensors tested before shipping?
Yes. Every batch undergoes rigorous quality checks on our electronics test benches to ensure proper bootloader flashing, functional GPIO headers, and communication protocol stability (I2C, SPI, UART).
Do you provide GST invoices for college labs, schools, and businesses?
Yes, all purchases on TopCircuit.in come with valid GST tax invoices for input tax credit (ITC) and institutional procurement reimbursements.
Do you provide tutorials, pinouts, and sample code?
Yes! Every product page features detailed technical specifications, pinout descriptions, and recommended wiring connections for Arduino IDE, ESP-IDF, and MicroPython.