ESP8266 ESP32 modules supplier - why local stock matters
Communica supplies a wide selection of ESP8266 and ESP32 modules and development boards for makers, students and engineering teams who need reliable local availability and practical support. We focus on reducing lead times, offering branch collection from Samrand, Pretoria CBD or Cape Town, and issuing VAT invoices for procurement and tertiary projects. Shop Now, Check Stock in Samrand or Request a Quote with confidence backed by decades of local distribution experience.
What you’ll find in our range
From bare ESP-01 modules to feature-rich ESP32-WROOM and ESP32-S3 dev kits, we stock modules for low-power sensors, Wi-Fi gateways and BLE-enabled products. Popular maker boards, breakout adapters, antenna options and power-management accessories are available for quick prototyping and classroom labs. For a full view of categories, explore our collections shop by category.
Specification callouts to check before ordering
When choosing between ESP8266 and ESP32 variants, confirm these practical specs to match your project:
- Wi-Fi standards and throughput (802.11 b/g/n)
- Bluetooth version where applicable (classic vs BLE support)
- FLASH size and PSRAM availability for firmware and buffering
- Available GPIOs, ADC channels and hardware crypto
- Power supply requirements and recommended decoupling
To compare exact modules, use our Compare Specs feature or browse all available products on our site All Products. For brand-specific searches see our shop by brand page Shop by Brand.
Quick spec comparison
Use this table to pick the right family quickly.
| Characteristic | ESP8266 | ESP32 |
|---|---|---|
| CPU | Single-core Tensilica | Dual-core Xtensa / RISC-V options |
| Bluetooth | No | BLE / Classic depending on module |
| Recommended use | Simple Wi-Fi sensors, low-cost nodes | Complex IoT, audio, ML on edge |
| Typical flash/PSRAM | 1-4 MB flash, no PSRAM | 4-16 MB flash, optional PSRAM |
If you need help matching a module to classroom labs or a production prototype, our product specialists can advise on pin mappings, required peripherals and accessory bundles like USB-TTL adapters, antenna options and voltage regulators. Learn about Communica’s background and service model on our about page About Us.
