Esp32 S3 Wroom 1
About esp32 s3 wroom 1
Where to Find ESP32-S3-WROOM-1 Module Suppliers?
China remains the central hub for embedded electronics manufacturing, with Shenzhen and Dongguan serving as primary centers for ESP32-S3-WROOM-1 module production. These regions host tightly integrated supply chains that combine semiconductor distribution, PCB fabrication, surface-mount technology (SMT) assembly, and logistics under one ecosystem. Shenzhen’s Huaqiangbei industrial zone alone supports over 70% of China’s IoT development board exports, enabling rapid prototyping and scalable batch production.
The concentration of component distributors, contract manufacturers, and testing facilities within a 20km radius reduces lead times by up to 40% compared to decentralized production models. Suppliers benefit from direct access to Espressif Systems’ authorized distributors, ensuring genuine IC sourcing. This proximity facilitates agile order fulfillment, with standard lead times ranging from 7–15 days for small batches and 15–25 days for volumes exceeding 1,000 units. Buyers also gain cost advantages—localized sourcing cuts material overhead by 15–25%, particularly for assembled development boards integrating Wi-Fi/BT 5.0, USB-C, and onboard flash/RAM configurations.
How to Choose ESP32-S3-WROOM-1 Module Suppliers?
Effective supplier evaluation requires structured verification across technical, operational, and transactional dimensions:
Component Authenticity & Quality Assurance
Confirm use of original Espressif ESP32-S3 chips through batch traceability documentation. Prioritize suppliers providing RoHS and CE compliance reports, along with functional test logs for RF performance, power consumption, and thermal stability. Independent lab verification or pre-shipment sampling is recommended to validate authenticity, especially for high-volume procurement.
Production Capability Assessment
Evaluate core manufacturing competencies:
- In-house SMT lines capable of handling 0402 package components and QFN footprints
- Automated optical inspection (AOI) systems for post-soldering quality control
- Minimum monthly output capacity exceeding 10,000 units for scalability
- Support for firmware pre-flashing and UART/USB programming services
Cross-reference on-time delivery rates (target ≥95%) with response time metrics (ideally ≤4 hours) to assess operational responsiveness.
Customization and Transaction Security
Verify capability for hardware modifications such as custom PCB layouts, antenna designs (PCB vs. IPEX), memory variants (N8R8, N16R8), and labeling/packaging personalization. Ensure secure transaction frameworks via third-party payment protection. Analyze reorder rates (above 19% indicates customer retention) and platform-backed trade assurances to mitigate fulfillment risks.
What Are the Best ESP32-S3-WROOM-1 Module Suppliers?
| Company Name | Location | Verified Type | Online Revenue | On-Time Delivery | Avg. Response | Reorder Rate | Customization Options |
|---|---|---|---|---|---|---|---|
| Shenzhen Xinyuan Electronic Technology Co., Ltd. | Shenzhen, CN | - | US $290,000+ | 98% | ≤10h | 19% | Color, material, size, logo, packaging, label, graphic |
| Dongguan Pcba Digital Technology Co., Ltd. | Dongguan, CN | Custom Manufacturer | US $30,000+ | 95% | ≤3h | <15% | Color, material, size, logo, packaging, label, graphic |
| Shenzhen Kwm Electronics Co., Ltd. | Shenzhen, CN | Multispecialty Supplier | US $150,000+ | 100% | ≤7h | <15% | Drawings, LCD driver integration |
| Shenzhen Tuorui Electronic Technology Co., Ltd. | Shenzhen, CN | Multispecialty Supplier | US $230,000+ | 93% | ≤4h | <15% | None specified |
| Shenzhen Beswho Electronic Technology Co., Ltd. | Shenzhen, CN | Multispecialty Supplier | US $70,000+ | 100% | ≤2h | 20% | Color, material, size, logo, weight, packaging, label, graphic |
Performance Analysis
Shenzhen-based suppliers dominate in both volume and responsiveness, with three out of five achieving 100% on-time delivery. Shenzhen Beswho stands out with a 20% reorder rate—the highest in the cohort—and sub-2-hour average response time, indicating strong service reliability. Shenzhen Kwm Electronics offers full customization down to circuit design level, including LCD driver support, making it suitable for specialized applications. While Dongguan Pcba Digital has lower revenue visibility, its status as a verified custom manufacturer suggests dedicated OEM/ODM infrastructure. For buyers prioritizing speed and authenticity, suppliers with documented MOQ flexibility (as low as 1 piece) and pricing transparency across volume tiers provide strategic advantage in prototyping and scaling phases.
FAQs
How to verify ESP32-S3-WROOM-1 supplier reliability?
Cross-check product listings against Espressif’s official distributor network. Request sample units for electrical and firmware validation. Assess supplier credibility through verifiable transaction history, response consistency, and adherence to declared lead times.
What is the typical minimum order quantity (MOQ)?
MOQ varies significantly: some suppliers offer single-unit orders for development samples, while bulk pricing typically begins at 5–10 pieces. Custom configurations may require MOQs of 100+ units depending on PCB redesign or component sourcing needs.
Do suppliers support firmware customization?
Select manufacturers offer pre-programming services for bootloaders, Wi-Fi provisioning, or application binaries. Confirm support for ESP-IDF or Arduino framework flashing, and whether debug interfaces (JTAG/SWD) remain accessible post-assembly.
What are common lead times for samples and mass production?
Sample shipments generally dispatch within 3–7 days after payment. Mass production lead times range from 10–25 days depending on order size and complexity. Air freight adds 5–8 days for international delivery.
Can suppliers provide regulatory certifications?
Most suppliers declare CE and FCC compliance for completed development boards. However, certification validity depends on final end-product integration. Buyers should independently verify emissions testing if deploying in regulated markets.
