Diode House

ESP32 WROOM 32D WiFi Bluetooth Module

 

The ESP32 WROOM 32D WiFi Bluetooth Module is a high-performance, low-power wireless communication module developed by Espressif Systems. It integrates WiFi and Bluetooth capabilities, making it ideal for IoT, industrial automation, smart devices, and embedded applications.

 

Built around a powerful dual-core processor, this module delivers reliable connectivity, high processing speed, and excellent RF performance. It is widely used in advanced electronic systems requiring secure and stable wireless communication.

 

Diode House is one of the most trusted distributors across India for genuine and brand-certified industrial electronic components, ensuring high quality and reliability.

 

Key Features & Specifications

• Module Series: ESP32-WROOM-32D
• Processor: Dual-core Tensilica LX6 microprocessor
• Operating Frequency: Up to 240 MHz
• WiFi Standard: 802.11 b/g/n (2.4 GHz)
• Bluetooth: Bluetooth v4.2 BR/EDR and BLE
• Flash Memory: 4MB SPI Flash (typical)
• SRAM: 520 KB
• Operating Voltage: 3.0V to 3.6V
• Antenna Type: PCB onboard antenna
• Interface: UART, SPI, I2C, I2S, ADC, DAC, PWM
• GPIO Pins: Up to 34 programmable GPIOs
• Security: Secure boot, flash encryption, cryptographic hardware acceleration
• Operating Temperature: -40°C to +85°C
• Package Type: SMD

 

Applications / Uses

• IoT (Internet of Things) Devices
• Smart Home Automation Systems
• Industrial Automation & Control Systems
• Wireless Sensor Networks
• Smart Metering
• Wearable Electronics
• Robotics & Embedded Systems
• WiFi + Bluetooth Enabled Devices
• LED Control Systems
• Remote Monitoring Solutions

 

Benefits

• High-speed wireless connectivity with dual-mode support
• Low power consumption suitable for battery-operated devices
• Strong RF performance with stable signal transmission
• Advanced security features for safe data communication
• Compact design for easy PCB integration
• Highly reliable for industrial-grade applications

 

Why Choose This Module

• Industry-proven performance by Espressif
• Widely accepted in global IoT ecosystem
• Easy integration with multiple development platforms
• Long-term availability and support
• Ideal for both prototyping and mass production

 

Alternate Names / Keywords for Searching

ESP32 Module
ESP32 WiFi Module
ESP32 Bluetooth Module
ESP32 WROOM Module
ESP32 32D Wireless Module
ESP32 IoT Module
ESP32 Dual Core Module
ESP32 Embedded Module
ESP32 PCB Antenna Module

 

Series Part Numbers

ESP32-WROOM-32
ESP32-WROOM-32D
ESP32-WROOM-32U
ESP32-WROOM-32E
ESP32-WROOM-32UE

 

Equivalent / Alternate Brands with Part Numbers

• Espressif Systems – ESP32-WROOM-32D
• Texas Instruments – CC3200MOD
• Microchip Technology – ATWINC3400
• Nordic Semiconductor – nRF52840 (BLE Alternative)
• NXP Semiconductors – IW416 Series

 

The ESP32-WROOM-32U (8MB) from Espressif Systems is a high-performance, low-power microcontroller module designed for advanced IoT and wireless communication applications. It integrates Wi-Fi and Bluetooth (Classic + BLE) connectivity with an external antenna connector, ensuring enhanced signal range and stability in industrial environments.

 

This module is widely used in smart automation, industrial control systems, IoT devices, wireless monitoring, and embedded applications where reliable connectivity and processing power are essential.

 

Diode House is one of the most trusted distributors across India for genuine and brand-certified industrial electronic components, ensuring quality, reliability, and ready stock availability.

 

Key Features & Specifications

• Processor: Xtensa® Dual-Core 32-bit LX6 Microprocessor
• Clock Speed: Up to 240 MHz
• Flash Memory: 8MB External SPI Flash
• Connectivity:
  • Wi-Fi: 802.11 b/g/n
  • Bluetooth: v4.2 BR/EDR and BLE
• Antenna: External antenna (U.FL connector) for extended range
• Operating Voltage: 3.0V to 3.6V
• Low Power Consumption: Advanced power-saving modes
• GPIO Pins: Multiple programmable GPIOs
• Interfaces: UART, SPI, I2C, I2S, ADC, DAC, PWM
• Security: Secure boot, flash encryption
• Operating Temperature: -40°C to +85°C
• Module Type: SMD (Surface Mount Device)

 

Applications / Uses

• IoT Devices & Smart Home Automation
• Industrial Automation & Control Systems
• Wireless Sensor Networks
• Smart Metering Systems
• Remote Monitoring & Data Logging
• Wearable Electronics
• Home Appliances & Consumer Electronics
• Smart Lighting & Energy Management

 

Benefits

• High-speed processing with dual-core performance
• Reliable long-range wireless connectivity via external antenna
• Low power consumption suitable for battery-operated devices
• Compact and easy-to-integrate SMD module
• Robust security features for industrial-grade applications

 

Why Choose Diode House

• Leading distributor of industrial electronic components across India
• 100% genuine and brand-certified products
• Wide inventory with ready stock availability
• Trusted by OEMs, EMS companies, and R&D engineers

 

Alternate Names / Keywords for Searching

ESP32 Module
ESP32 WiFi Bluetooth Module
ESP32 WROOM 32U
ESP32 8MB Module
ESP32 External Antenna Module
ESP32 IoT Module
Espressif ESP32 Module
WiFi BLE Microcontroller Module
ESP32 Development Module
ESP32 Wireless Module

 

Series Part Numbers (ESP32-WROOM Series)

• ESP32-WROOM-32
• ESP32-WROOM-32D
• ESP32-WROOM-32E
• ESP32-WROOM-32U
• ESP32-WROOM-32UE

 

Equivalent / Alternative Brands with Part Numbers

• ESP32-S2-WROOM – Next-gen ESP32 variant (Wi-Fi only)
• ESP32-C3-WROOM-02 – Low power RISC-V core
• nRF52840 Module – BLE-focused alternative
• CC3200MOD – Industrial Wi-Fi MCU solution

 

ESP32 Development Board WiFi Bluetooth Module ESP32 DevKitC VIE

 

 

The ESP32 DevKitC VIE Development Board from Espressif Systems is a high-performance, low-power microcontroller development platform designed for advanced IoT, embedded, and wireless applications. It integrates the powerful ESP32-WROVER-IE module with 8MB SPI Flash, providing enhanced memory capability for complex firmware and cloud-connected systems.

 

This development kit supports dual-mode WiFi (802.11 b/g/n) and Bluetooth (Classic + BLE) connectivity, making it ideal for smart automation, industrial control, and wireless communication systems. With its robust processing capability, multiple GPIO interfaces, and ultra-low power consumption, it is widely used by engineers, developers, and OEM manufacturers.

 

Diode House is a trusted stockist and distributor of genuine, brand-certified ESP32 modules and development boards across India, ensuring high quality and reliable supply for industrial and commercial requirements.

 

Key Features & Specifications

• Module Embedded: ESP32-WROVER-IE
• Flash Memory: 8MB SPI Flash
• Processor: Dual-core Xtensa LX6 microprocessor (up to 240 MHz)
• Connectivity:
  • WiFi: 802.11 b/g/n
  • Bluetooth: v4.2 BR/EDR + BLE
• Operating Voltage: 3.0V – 3.6V
• GPIO Pins: 30+ programmable GPIOs
• Interfaces Supported:
  • UART / SPI / I2C / I2S / ADC / DAC / PWM
• Antenna Type: External antenna connector (IE variant)
• Low Power Modes: Deep sleep & light sleep support
• Security: Secure boot & flash encryption
• Board Type: Development Board with USB interface

 

Applications / Uses

• IoT Product Development
• Smart Home Automation Systems
• Industrial Automation & Monitoring
• Wireless Sensor Networks
• Smart Metering & Energy Systems
• Robotics & Embedded Projects
• Cloud-connected Devices
• Remote Control Systems

 

Benefits

• High processing power for complex applications
• Reliable wireless connectivity (WiFi + Bluetooth)
• Large memory (8MB) for advanced firmware
• Easy prototyping and fast development
• Wide ecosystem support (Arduino, ESP-IDF, MicroPython)
• Low power consumption suitable for battery devices

 

Why Choose Diode House

• Leading distributor of industrial electronic components across India
• 100% genuine and brand-certified products
• Ready stock availability for bulk and urgent requirements
• Serving OEMs, manufacturers, and R&D sectors

 

Alternate Names / Keywords for Searching

ESP32 DevKitC VIE
ESP32 Development Board
ESP32 WROVER IE Board
ESP32 WiFi Bluetooth Module
ESP32 IoT Development Kit
ESP32 Embedded Controller Board
ESP32 Wireless Module Board
ESP32 Dev Board 8MB Flash

 

ESP8266 WiFi Module ESP WROOM 02D Wireless PCB Antenna

 

The Espressif Systems ESP-WROOM-02D WiFi Module is a high-performance, low-cost wireless communication module based on the ESP8266 chipset. It integrates a complete TCP/IP stack, enabling seamless internet connectivity for embedded systems and IoT applications.

 

This module comes with an onboard PCB antenna, ensuring stable signal transmission and compact design suitability for space-constrained applications. Available with 2MB and 4MB SPI Flash options, it provides flexibility for firmware and application storage.

 

Designed for industrial-grade applications, the ESP-WROOM-02D delivers reliable performance, low power consumption, and easy integration with microcontrollers through UART interface.

 

Key Features & Specifications

• Chipset: ESP8266EX
• Wi-Fi Standard: 802.11 b/g/n
• Frequency Band: 2.4 GHz
• Flash Memory: 2MB / 4MB SPI Flash
• Antenna Type: Integrated PCB Antenna
• Operating Voltage: 3.0V ~ 3.6V
• Interface: UART / GPIO / SPI / I2C
• Security Protocols: WPA / WPA2
• Operating Temperature: -40°C to +85°C
• Transmit Power: Up to +20 dBm
• Receive Sensitivity: -98 dBm
• Low Power Modes: Deep Sleep / Modem Sleep
• Form Factor: Compact SMD Module
• Certification: FCC / CE compliant

 

Applications / Uses

• IoT Devices & Smart Automation
• Wireless Sensor Networks
• Smart Home Systems
• Industrial Automation Control
• Remote Monitoring Systems
• WiFi-enabled Embedded Systems
• Smart Metering & Energy Management
• Consumer Electronics

 

Benefits

• Cost-effective WiFi solution for mass production
• Easy firmware development using AT commands or SDK
• Stable and reliable wireless connectivity
• Compact design for PCB integration
• Low power consumption for battery-operated devices
• High compatibility with various microcontrollers

 

Why Choose This Product

• Proven reliability in industrial and commercial applications
• Widely used ESP8266 platform with strong developer ecosystem
• Flexible flash memory options for different project requirements
• Optimized RF performance with PCB antenna

 

About Distributor

DIODE HOUSE is one of the most trusted and leading distributors of industrial electronic components across India. We specialize in supplying genuine, brand-certified components suitable for OEMs, EMS companies, and industrial applications.

 

Alternate Names / Keywords for Searching

ESP8266 Module
ESP WROOM 02
ESP WROOM 02D
ESP8266 WiFi Module
ESP8266 Wireless Module
ESP8266 PCB Antenna Module
ESP8266 2MB Flash Module
ESP8266 4MB Flash Module
ESP8266 IoT Module
ESP8266 UART WiFi Module

 

Series Part Numbers (All Variants)

ESP-WROOM-02
ESP-WROOM-02D
ESP-WROOM-02U (External Antenna Version)

 

Equivalent / Similar Brands & Part Numbers

• AI-Thinker ESP-12E
• AI-Thinker ESP-12F
• ESP-07 / ESP-07S
• NodeMCU ESP8266 Module
• ESP8285 Series Modules