250,000+ Genuine Components

India's #1 Online Semiconductor Store

Genuine ICs · Microcontrollers · Sensors · Power Modules
Expert Chip Programming · Pan-India Fast Delivery

MCU
Starting ₹499 / chip

Custom Chip Programming Service

Flash custom firmware to any MCU — Arduino, STM32, PIC, AVR, ESP32. Send us your chip or we supply it. Fast 48-hour turnaround.

🎉 Limited Time Offer

Upto 40% Off on Bulk Orders

Volume pricing on 100+ units. Competitive rates for your production runs. Genuine parts from authorised distributors. Nationwide delivery.

⚡ New Arrivals

Latest STM32G0 & ESP32-S3 Now In Stock

Shop the newest microcontrollers and development modules. STM32G0B1, ESP32-S3-WROOM, nRF5340 and more.

ARM · AVR · PIC · ESP32

250,000+ Genuine IC Components

From basic logic gates to advanced ARM Cortex-M7 MCUs — every part sourced from authorised distributors and verified for authenticity.

Expert Engineering Services

PCB Design, Assembly & Chip Programming

End-to-end electronics manufacturing support. Custom firmware flashing · PCB layout · Component sourcing. 48-hour turnaround guaranteed.

IoT · Embedded · Automation

Top Sensors & Communication ICs In Stock

DHT22, MPU-6050, HC-SR04, nRF24L01+, ESP32 modules and 150+ more IoT components. Ready to ship same day.

Flash Sales
Limited-time offers with the highest savings.
Best Seller
Most purchased components trusted by repeat buyers.
New arrival
Recently added products, now available in stock.
🚚
Free Delivery
On orders ₹5,000+
100% Genuine
Authorised distributor
↩️
Easy Returns
7-day return policy
Accepted payments: PayPal, Bank Transfer, Visa, Mastercard, American Express
Accepted Payments
PayPal · Bank Transfer · Visa · Mastercard · American Express
📞
Expert Support
Mon–Sat 9AM–6PM
Same-Day Dispatch
Orders before 2 PM
Customer Reviews
What our 50,000+ customers say about us
4.8
★★★★★
50K+ ratings
★★★★★

"Ordered STM32 chips and got them programmed with our custom firmware. Fast service, 100% genuine parts. Will order again!"

Rajesh Kumar
RK Electronics, Delhi · Verified Purchase
★★★★★

"Excellent product quality and fast shipping. The chip programming service saved us 3 days of work. Highly recommended!"

Priya Sharma
TechMakers Lab, Bangalore · Verified Purchase
★★★★☆

"Great range of components at competitive prices. Customer support is very helpful. My go-to store for all electronics."

Mohammed Ali
Robo Innovations, Hyderabad · Verified Purchase
★★★★★

"We buy all our Arduino and ESP32 modules from Sinelec. Best prices, fastest delivery in India. 5 stars!"

Anita Patel
EduBot, Ahmedabad · Verified Purchase
Shopping Cart
Subtotal₹0.00
Shipping₹99.00
GST (18%)₹0.00
Order Total₹0.00

Secure checkout · Free returns · 100% genuine

Compare Products