ESP8266 12F
- Unit price
- / per
ESP8266 12F WiFi Module
Build powerful IoT projects with the ESP8266-12F - the industry-standard WiFi module featuring 4MB flash, 11 GPIO pins, and full TCP/IP stack. Perfect for smart home automation, sensor networks, and cloud-connected devices. Premium quality from The Engineer Store, Bengaluru. Fast shipping, 7-day warranty on manufacturing defects, and expert support.
Specifications
| Module | ESP8266-12F (AI-Thinker) |
| Chipset | Espressif ESP8266EX |
| WiFi Standard | 802.11 b/g/n (2.4 GHz) |
| Operating Voltage | 3.0V - 3.6V (Typical 3.3V) |
| Flash Memory | 4MB (32 Mbit) SPI Flash |
| Processor | Tensilica L106 32-bit RISC, 80/160 MHz |
| RAM | 50 KB usable (from 160 KB total) |
| GPIO Pins | 11 (multiplexed with other functions) |
| ADC | 1-channel, 10-bit (0-1V input range) |
| Interfaces | UART, SPI, I2C, I2S, PWM |
| WiFi Security | WPA/WPA2-PSK, WEP |
| WiFi Modes | Station, SoftAP, Station + SoftAP |
| Antenna | Onboard PCB trace antenna (with metal shield) |
| WiFi Range | Up to 100m (open air, line of sight) |
| Operating Temperature | -40 degreesC to +125 degreesC |
| Module Dimensions | 24mm x 16mm x 3mm (approx.) |
| Certification | FCC, CE, RoHS compliant |
| Firmware Support | AT Command, NodeMCU (Lua), Arduino IDE, MicroPython |
| Origin | Original / Authentic (AI-Thinker) |
| Warranty | 7-day warranty on manufacturing defects |
| Support | Email & WhatsApp 24/7 |
Key Features
- Full WiFi SoC: Complete 802.11 b/g/n stack with TCP/IP - connects directly to any WiFi router without an external microcontroller
- 4MB Flash Memory: The 12F variant includes 4MB onboard flash, providing ample space for OTA updates, web servers, and complex firmware
- 11 GPIO Pins: More I/O than earlier ESP-01 modules - supports UART, SPI, I2C, PWM, and a 10-bit ADC channel
- Metal RF Shield: Improved version over ESP-12E with enhanced shielding for better signal integrity and reduced interference
- Ultra Low Power: Deep sleep mode draws as little as 20uA, ideal for battery-powered IoT sensor nodes
- Arduino IDE Compatible: Program easily using the familiar Arduino framework with thousands of community libraries
- Castellated Edge Pins: SMD-ready half-hole pads for clean PCB integration or breadboard use with adapter boards
- Versatile Firmware Options: Run AT commands, Lua (NodeMCU), MicroPython, or native Espressif SDK - choose your workflow
Why Choose the ESP8266-12F?
- 100% authentic AI-Thinker module sourced from authorized distributors - no clones or remarked chips
- The 12F is the recommended upgrade over ESP-12E with improved antenna impedance matching and RF shielding
- Most popular ESP8266 variant - massive community support, tutorials, and proven reliability
- 1-5 day shipping, 7-8 day delivery from our Bengaluru warehouse to most of India
- Expert technical support included - we help you get your project working
- Ideal for both prototyping and production-grade embedded designs
Pin Configuration
| VCC | 3.3V Power Supply (do NOT use 5V) |
| GND | Ground |
| TX (GPIO1) | UART Transmit |
| RX (GPIO3) | UART Receive |
| GPIO0 | Boot mode select / General purpose I/O |
| GPIO2 | Must be HIGH at boot / General |
Frequently Asked Questions
When will I receive my order?
Products ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most locations across India.
Is technical support available?
Yes, 24/7 support via email and WhatsApp for setup, troubleshooting, and application guidance.
What is your return policy?
7-day returns on manufacturing defects only. Full refund or replacement. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.
Buy ESP8266 12F Online in India
Purchase the ESP8266 12F online at The Engineer Store - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on ESP8266 12F with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.
Looking to buy ESP8266 12F at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.
ESP8266 12F
- Unit price
- / per
Adding product to your cart
You may also like
ESP8266 12F WiFi Module
Build powerful IoT projects with the ESP8266-12F - the industry-standard WiFi module featuring 4MB flash, 11 GPIO pins, and full TCP/IP stack. Perfect for smart home automation, sensor networks, and cloud-connected devices. Premium quality from The Engineer Store, Bengaluru. Fast shipping, 7-day warranty on manufacturing defects, and expert support.
Specifications
| Module | ESP8266-12F (AI-Thinker) |
| Chipset | Espressif ESP8266EX |
| WiFi Standard | 802.11 b/g/n (2.4 GHz) |
| Operating Voltage | 3.0V - 3.6V (Typical 3.3V) |
| Flash Memory | 4MB (32 Mbit) SPI Flash |
| Processor | Tensilica L106 32-bit RISC, 80/160 MHz |
| RAM | 50 KB usable (from 160 KB total) |
| GPIO Pins | 11 (multiplexed with other functions) |
| ADC | 1-channel, 10-bit (0-1V input range) |
| Interfaces | UART, SPI, I2C, I2S, PWM |
| WiFi Security | WPA/WPA2-PSK, WEP |
| WiFi Modes | Station, SoftAP, Station + SoftAP |
| Antenna | Onboard PCB trace antenna (with metal shield) |
| WiFi Range | Up to 100m (open air, line of sight) |
| Operating Temperature | -40 degreesC to +125 degreesC |
| Module Dimensions | 24mm x 16mm x 3mm (approx.) |
| Certification | FCC, CE, RoHS compliant |
| Firmware Support | AT Command, NodeMCU (Lua), Arduino IDE, MicroPython |
| Origin | Original / Authentic (AI-Thinker) |
| Warranty | 7-day warranty on manufacturing defects |
| Support | Email & WhatsApp 24/7 |
Key Features
- Full WiFi SoC: Complete 802.11 b/g/n stack with TCP/IP - connects directly to any WiFi router without an external microcontroller
- 4MB Flash Memory: The 12F variant includes 4MB onboard flash, providing ample space for OTA updates, web servers, and complex firmware
- 11 GPIO Pins: More I/O than earlier ESP-01 modules - supports UART, SPI, I2C, PWM, and a 10-bit ADC channel
- Metal RF Shield: Improved version over ESP-12E with enhanced shielding for better signal integrity and reduced interference
- Ultra Low Power: Deep sleep mode draws as little as 20uA, ideal for battery-powered IoT sensor nodes
- Arduino IDE Compatible: Program easily using the familiar Arduino framework with thousands of community libraries
- Castellated Edge Pins: SMD-ready half-hole pads for clean PCB integration or breadboard use with adapter boards
- Versatile Firmware Options: Run AT commands, Lua (NodeMCU), MicroPython, or native Espressif SDK - choose your workflow
Why Choose the ESP8266-12F?
- 100% authentic AI-Thinker module sourced from authorized distributors - no clones or remarked chips
- The 12F is the recommended upgrade over ESP-12E with improved antenna impedance matching and RF shielding
- Most popular ESP8266 variant - massive community support, tutorials, and proven reliability
- 1-5 day shipping, 7-8 day delivery from our Bengaluru warehouse to most of India
- Expert technical support included - we help you get your project working
- Ideal for both prototyping and production-grade embedded designs
Pin Configuration
| VCC | 3.3V Power Supply (do NOT use 5V) |
| GND | Ground |
| TX (GPIO1) | UART Transmit |
| RX (GPIO3) | UART Receive |
| GPIO0 | Boot mode select / General purpose I/O |
| GPIO2 | Must be HIGH at boot / General |
Frequently Asked Questions
When will I receive my order?
Products ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most locations across India.
Is technical support available?
Yes, 24/7 support via email and WhatsApp for setup, troubleshooting, and application guidance.
What is your return policy?
7-day returns on manufacturing defects only. Full refund or replacement. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.
Buy ESP8266 12F Online in India
Purchase the ESP8266 12F online at The Engineer Store - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on ESP8266 12F with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.
Looking to buy ESP8266 12F at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.
You may also like
You may also like
Recommended products
Quick service and response, product quality and packing is satisfactory.
Well built shop, not only sales but they building your. Even they conduct seminar s. You get materials at reasonable price
Very pleased with the service and hospitality. Perfect place to solve projects for engineers.I had some problems with my project , went and sat down with the guys over there . We worked on it for 4hrs and the output came . Best part was the service we received, very pleased and appreciated. Thank you so much ENGINEER STORE
Very good customer service, always ready to help. They helped us with our project for 4 hrs straight, leaving their work behind. In the end, they refused to take a single penny. Wonderful people
By completing this form, you are signing up to receive our emails and can unsubscribe at any time.
FAQ Below are some of are common questions:
Shipping charge & Delivery timeline.
1) Standard shipping: Rs 49- The order gets delivered within 3-5 working days. (6-7 days in case of the battery as it travels through the surface)
2)Free shipping is applicable to the purchase of Rs.499 and above. The order gets delivered within 5-7 working days. (8-10 days in case of the battery as it travels through the surface)
3)Blue dart Air shipping Rs: 99 and above depending on parcel weight the order gets delivered within3-5working days.
4) Same-day delivery only applicable for Pune-specific pin codes Rs-79 delivery will be done same day between 1 p.m to 9 p.m (the order should be placed before 12:30 p.m)
How do I pay for my order?
You can pay through multiple payment options on theengineerstore.in the checkout page. You can pay through Credit/Debit Card, Internet Banking, Mobile Payments, Manual bank transfer, and Wallets. You can also apply a coupon that you might receive from The Engineer store or redeem The Engineer store points that you have earned from your previous purchases.
Cash on Delivery is offered theengineerstore.in and it is location dependent. Applicability of COD is determined by our system once you enter the pin-code of your area. Also the COD service is chargeable (Rs.25). It is charged by the shipping company for cash handlings.
Once you place a COD order, our executive will call you to confirm your order only after which your order will be processed.
It is best to prepay your order and buy confidently.
You can pay through multiple payment options on theengineerstore.in the checkout page. You can pay through Credit/Debit Card, Internet Banking, Mobile Payments, Manual bank transfer, and Wallets. You can also apply a coupon that you might receive from The Engineer store or redeem The Engineer store points that you have earned from your previous purchases.
Cash on Delivery is offered theengineerstore.in and it is location dependent. Applicability of COD is determined by our system once you enter the pin-code of your area. Also the COD service is chargeable (Rs.25). It is charged by the shipping company for cash handlings.
Once you place a COD order, our executive will call you to confirm your order only after which your order will be processed.
It is best to prepay your order and buy confidently.
It is understandable that a customer will have some technical query before making any purchase on theengineerstore.in.
No worries, we are there to answer your technical queries.
What customer needs to do?Submit a ticket mentioning1. Product code/SKU--->It is found on the product page.(just on the right hand side of the product image)2. Brief description of your query.Once we receive your query, we will get back to you soon with the possible answers.
It happens sometimes, In such cases the money is neither with us nor with the bank but if we receive your money without order, we will refund it within 2-3 working days. Rest assured, the money will come back to your bank account after 10-15 working days once the payment reconciliationhappens at bank's end.
If the money still does not reflect in your bank account, contact us and we will get back to you
What customer needs to do?
Submit a ticket mentioning1. Name of the customer2. Email ID used at the time of placing order.3. Any reference number of transaction that you received from bank.