- ESP32-D0WD-V3
- ESP32-D0WDR2-V3
- Basic variant
- Enhanced flash variant
- 8MB flash
- Large flash size variant
- 16MB flash
- High temperature basic variant
- 4MB flash
- High temperature enhanced flash variant
- 8MB flash
- Basic added PSRAM variant
- 4MB flash
- 2MB PSRAM
- Enhanced flash size with added PSRAM variant
- 8MB flash
- 2MB PSRAM
- Large flash size with added PSRAM variant
- 16MB flash
- 2MB PSRAM
- N4 / N8 / N16: Standard variants with 4MB, 8MB, or 16MB flash. Ideal for stable, cost-effective IoT products like smart lighting, HVAC systems, or connected appliances.
- H4 / H8: High-temperature variants engineered for harsh conditions-outdoor enclosures, factory floors, or inside engine bays-keeping performance steady when heat is the enemy.
- N4R2 / N8R2 / N16R2: PSRAM-equipped models built for advanced applications such as real-time voice recognition, video streaming, and on-device AI. Perfect when your project needs serious memory and processing muscle.
- Supports 2.4 GHz Wi-Fi and Bluetooth Classic/LE
- Available in multiple flash and PSRAM configurations
- Wide operating temperature range: -40°C ~ 85°C
- Compact size: 18 x 25.5 x 3.1 mm
- Integrated PCB antenna for reliable wireless performance

ESP32-WROOM-32E
ESP32-WROOM-32E integrates ESP32-D0WD-V3, with higher stability and safety performance.
ESP32-WROOM-32E Module Variants
ESP32-WROOM-32E-N4
ESP32-WROOM-32E-N8
ESP32-WROOM-32E-N16
ESP32-WROOM-32E-H4
ESP32-WROOM-32E-H8
ESP32-WROOM-32E-N4R2
ESP32-WROOM-32E-N8R2
ESP32-WROOM-32E-N16R2
The ESP32-WROOM-32E family is a smarter, more future-ready choice for your next IoT or embedded project. From connected home devices to industrial controllers and smart sensors, picking the right variant ensures your product runs smoothly today and stays reliable for years to come.
Compared to the older ESP32-WROOM-32D modules, the 32E series delivers better RF stability, improved wireless range, and more flexible memory options-meaning fewer dropped connections, faster response times, and more room for complex code or data storage. It’s like upgrading from a dependable work truck to a modern, high-performance SUV loaded with tech.
Choosing between variants comes down to matching the right tool to the job:
In short-if you want a dependable, well-supported, and versatile Wi-Fi + Bluetooth module that can grow with your product’s needs, ESP32-WROOM-32E is the clear winner over previous generations and generic alternatives. More memory, better wireless, tougher in extreme environments-it’s everything you need, without compromise.
Note: Variants may have different features, flash sizes, and PSRAM configurations. Check the individual module pages for detailed specifications.
About ESP32-WROOM-32E
ESP32-WROOM-32E is a highly integrated Wi-Fi + Bluetooth + Bluetooth LE module based on the ESP32-D0WD-V3 chip. It offers improved stability and safety performance for demanding IoT applications.
ESP32-WROOM-32E Technical Specifications
🛰️ Connectivity
Microcontroller
ESP32-WROOM-32E Dimensions
Where to Buy ESP32-WROOM-32E
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