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Ai Thinker ESP-12E ESP8266 Serial WiFi Module
Add powerful, reliable WiFi connectivity to your microcontroller projects with the Ai Thinker ESP-12E, the industry-standard ESP8266-based serial WiFi module. Featuring a robust metal RF shield, 4MB flash memory, and all GPIO pins broken out, the ESP-12E is the go-to module for IoT devices, home automation systems, and wireless sensor networks. Available now from The Engineer Store, Bengaluru with fast shipping, 7-day warranty on manufacturing defects, and dedicated technical support.
Specifications
| Module | Ai Thinker ESP-12E |
| Core Chipset | ESP8266EX (Tensilica L106 32-bit RISC processor) |
| Operating Frequency | 80 MHz (up to 160 MHz) |
| Flash Memory | 4MB (32Mbit) SPI Flash |
| WiFi Standard | 802.11 b/g/n (2.4 GHz) |
| WiFi Modes | Station, SoftAP, and Station + SoftAP |
| Security Protocols | WPA/WPA2-PSK, WEP |
| GPIO Pins | 22 (11 accessible on castellated pads) |
| ADC | 1-channel 10-bit ADC (0-1V input range) |
| Communication Interfaces | UART, SPI, I2C, I2S, PWM |
| UART Baud Rate | Default 115200 bps (configurable up to 4.5 Mbps) |
| Antenna | Onboard PCB trace antenna |
| RF Shield | Metal shielding can for improved EMI performance |
| Operating Voltage | 3.0V - 3.6V (3.3V typical) |
| Operating Current | ~80 mA average (transmit peak ~170 mA) |
| Deep Sleep Current | ~20 uA |
| Operating Temperature | -40 degreesC to +125 degreesC |
| Dimensions | 24 mm x 16 mm x 3 mm |
| Mounting | Castellated edge pads (SMD/through-hole compatible) |
| Firmware | Ships with AT command firmware (reflashable with Arduino, MicroPython, NodeMCU, etc.) |
| Certifications | FCC, CE, RoHS |
| Origin | Original Ai Thinker - Authentic |
| Warranty | 7-day warranty on manufacturing defects |
| Support | Email & WhatsApp 24/7 |
Key Features
- Complete WiFi SoC: Built around the proven ESP8266EX chip with full TCP/IP stack, eliminating the need for an external WiFi co-processor
- Generous 4MB Flash: Ample storage for complex firmware, OTA update partitions, file systems (SPIFFS/LittleFS), and web server assets
- Maximum Pin Access: All available GPIOs including ADC, SPI, I2C, UART, and PWM brought out to castellated edge pads for versatile interfacing
- Metal RF Shield: Factory-fitted shielding can reduces electromagnetic interference and improves wireless signal integrity
- Ultra-Low Deep Sleep: Approximately 20 uA deep sleep current makes it ideal for battery-powered and solar-powered IoT deployments
- Broad Development Ecosystem: Program with Arduino IDE, PlatformIO, MicroPython, NodeMCU Lua, ESP-IDF, or use AT commands for simple serial bridging
- Compact & Mountable: Tiny 24x16 mm footprint with castellated pads allows direct soldering onto custom PCBs or use with breakout/adapter boards
- Industrial Temperature Range: Operates reliably from -40 degreesC to +125 degreesC for demanding environments
Why Choose the Ai Thinker ESP-12E?
- 100% authentic Ai Thinker module sourced directly from authorized distributors - authentication verified
- The most popular ESP8266 module variant worldwide, backed by massive community support and thousands of tutorials
- Drop-in compatible with NodeMCU DevKit, Wemos D1 Mini, and countless other development boards
- 1-5 day shipping, 7-8 day delivery across India from our Bengaluru warehouse
- Expert technical support included - get help with wiring, flashing, and coding your projects
Pin Configuration
| Pin | Function |
| VCC | 3.3V Power Supply |
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 Ai Thinker ESP-12E ESP8266 Serial WiFi Module Online in India
Purchase the Ai Thinker ESP-12E ESP8266 Serial WiFi Module 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 Ai Thinker ESP-12E ESP8266 Serial WiFi Module 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 Ai Thinker ESP-12E ESP8266 Serial WiFi Module 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.
Ai Thinker ESP-12E ESP8266 Serial WiFi Module
Add powerful, reliable WiFi connectivity to your microcontroller projects with the Ai Thinker ESP-12E, the industry-standard ESP8266-based serial WiFi module. Featuring a robust metal RF shield, 4MB flash memory, and all GPIO pins broken out, the ESP-12E is the go-to module for IoT devices, home automation systems, and wireless sensor networks. Available now from The Engineer Store, Bengaluru with fast shipping, 7-day warranty on manufacturing defects, and dedicated technical support.
Specifications
| Module | Ai Thinker ESP-12E |
| Core Chipset | ESP8266EX (Tensilica L106 32-bit RISC processor) |
| Operating Frequency | 80 MHz (up to 160 MHz) |
| Flash Memory | 4MB (32Mbit) SPI Flash |
| WiFi Standard | 802.11 b/g/n (2.4 GHz) |
| WiFi Modes | Station, SoftAP, and Station + SoftAP |
| Security Protocols | WPA/WPA2-PSK, WEP |
| GPIO Pins | 22 (11 accessible on castellated pads) |
| ADC | 1-channel 10-bit ADC (0-1V input range) |
| Communication Interfaces | UART, SPI, I2C, I2S, PWM |
| UART Baud Rate | Default 115200 bps (configurable up to 4.5 Mbps) |
| Antenna | Onboard PCB trace antenna |
| RF Shield | Metal shielding can for improved EMI performance |
| Operating Voltage | 3.0V - 3.6V (3.3V typical) |
| Operating Current | ~80 mA average (transmit peak ~170 mA) |
| Deep Sleep Current | ~20 uA |
| Operating Temperature | -40 degreesC to +125 degreesC |
| Dimensions | 24 mm x 16 mm x 3 mm |
| Mounting | Castellated edge pads (SMD/through-hole compatible) |
| Firmware | Ships with AT command firmware (reflashable with Arduino, MicroPython, NodeMCU, etc.) |
| Certifications | FCC, CE, RoHS |
| Origin | Original Ai Thinker - Authentic |
| Warranty | 7-day warranty on manufacturing defects |
| Support | Email & WhatsApp 24/7 |
Key Features
- Complete WiFi SoC: Built around the proven ESP8266EX chip with full TCP/IP stack, eliminating the need for an external WiFi co-processor
- Generous 4MB Flash: Ample storage for complex firmware, OTA update partitions, file systems (SPIFFS/LittleFS), and web server assets
- Maximum Pin Access: All available GPIOs including ADC, SPI, I2C, UART, and PWM brought out to castellated edge pads for versatile interfacing
- Metal RF Shield: Factory-fitted shielding can reduces electromagnetic interference and improves wireless signal integrity
- Ultra-Low Deep Sleep: Approximately 20 uA deep sleep current makes it ideal for battery-powered and solar-powered IoT deployments
- Broad Development Ecosystem: Program with Arduino IDE, PlatformIO, MicroPython, NodeMCU Lua, ESP-IDF, or use AT commands for simple serial bridging
- Compact & Mountable: Tiny 24x16 mm footprint with castellated pads allows direct soldering onto custom PCBs or use with breakout/adapter boards
- Industrial Temperature Range: Operates reliably from -40 degreesC to +125 degreesC for demanding environments
Why Choose the Ai Thinker ESP-12E?
- 100% authentic Ai Thinker module sourced directly from authorized distributors - authentication verified
- The most popular ESP8266 module variant worldwide, backed by massive community support and thousands of tutorials
- Drop-in compatible with NodeMCU DevKit, Wemos D1 Mini, and countless other development boards
- 1-5 day shipping, 7-8 day delivery across India from our Bengaluru warehouse
- Expert technical support included - get help with wiring, flashing, and coding your projects
Pin Configuration
| Pin | Function |
| VCC | 3.3V Power Supply |
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 Ai Thinker ESP-12E ESP8266 Serial WiFi Module Online in India
Purchase the Ai Thinker ESP-12E ESP8266 Serial WiFi Module 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 Ai Thinker ESP-12E ESP8266 Serial WiFi Module 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 Ai Thinker ESP-12E ESP8266 Serial WiFi Module 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.