ESP-07-2-007-03/V1.5 www.espressif.com Page 1 / 4 ESP32-WROOM-32 产品丝印更新 Product Marking Change for ESP32-WROOM-32 PCN 编号 PCN No. PCN20251003 提出日期 Issue Date of PCN 2025/10/17 变更日期 Proposed Date of Change 2025/10/24 预计变更后产品首次出货日期 Proposed Date of First Shipment After Change 2025/10/31 PCN 类型 PCN Category £客户需要批准/ Customer Approval Required R 客户通知/ Customer Notification 1. 影响产品名称/ Affected Product Name 产品名称 Product Name 订购代码 Ordering Code ESP32-WROOM-32 ESP32-WROOM-32-N4 ESP32-WROOM-32 ESP32-WROOM-32-N8 ESP32-WROOM-32 ESP32-WROOM-32-N16 2. 变更原因/ Reason for Change 更好规范终端产品认证标准，取消 ESP32-WROOM-32 模组 NCC 认证，统一以终端产品认证为主，进而对模组外观丝印产生变更，取消模组丝印 NCC 标识。 To better standardize terminal product certification, the NCC certification for the ESP32-WROOM-32 module is cancelled. Going forward, certification will be obtained at the terminal product level. As a result, the ESP32-WROOM-32 product marking is updated to remove the NCC certification information. 3. 变更描述/ Description of Change 仅模组外观丝印变更，段落 1 中列出的模组产品的丝印中移除原 NCC 认证相关标识。 This change only affects the product marking of the modules. The NCC certification information is removed from the modules listed in Para 1. 4. 变更对比/ Change Comparison 请见附录 I：变更对比。 Please refer to Appendix I: Change Comparison. 识别方式/ Identification Method:  模组丝印/  Module product marking ESP-07-2-007-03/V1.5 www.espressif.com Page 2 / 4 5. 变更影响/ Impact of Change 1) 品质和性能/ Quality & Performance: 无影响/ No impact  2) 交期/ Delivery: 无影响/ No impact 3) 订购代码/ Ordering Code: 无影响/ No impact  4) 软件/ Software: 无影响/ No impact  5) 认证/ Certification: 取消 ESP32-WROOM-32 模组 NCC 认证，统一以终端产品认证为主。此变更对于 NCC 无要求的项目应用无影响。 若终端产品销售至有 NCC 认证要求的地区，终端产品需评估认证并独立取得 NCC 认证 ID，可联系乐鑫客户支持团队获取支持。 The NCC certification for the ESP32-WROOM-32 module is cancelled. Going forward, certification will be obtained at the terminal product level. This change does not affect the projects that do not require NCC certification. For terminal products sold in regions where NCC certification is required, the terminal product must undergo its own assessment and obtain an independent NCC Certification ID. You can contact Espressif for assistance. 6) 技术规格书/ Datasheet: 无影响/ No impact  6. 变更前后产品处理/ How to Deal with Products FIFO ESP-07-2-007-03/V1.5 www.espressif.com Page 3 / 4 Appendix I 变更对比/ Change Comparison 1 去除产品丝印上的 NCC 认证标识 Remove NCC Certification Information from Product Marking No. 项目 Item  变更前 Before Change  变更后 After Change  1.1 产品丝印 Product Marking ESP-07-2-007-03/V1.5 www.espressif.com Page 4 / 4 邮件订阅 Espressif Email Notifications 乐鑫为注册用户提供电子邮件通知服务，用户可通过乐鑫订阅系统接收技术文档更新、新闻通讯、PCN 等邮件通知。 Espressif sends email notifications of technical documentation changes, along with newsletters, PCNs and other valuable information, to subscribed customers only. If you wish to stay updated on our products and services, please subscribe here. 客户响应要求 Customer Response Requirements 需客户批准的变更/ Change Requiring Customer Approval： a) 客户须在乐鑫发出 PCN 后的 30 天内告知乐鑫已收到 PCN。如客户未在接收到 PCN 后的 30 天内告知已收到，则视为客户收到变更。 Customers are requested to acknowledge receipt of the PCN within 30 calendar days from the date of issue of the PCN. Customers would be considered as notified 30 calendar days after issue of the PCN if no acknowledgement is received. b) 自发布 PCN 之日起 90 天内，客户没有任何其他反馈，则表示客户接受该 PCN。 The lack of any additional responses from customers within 90 calendar days from the date of issue of the PCN constitutes acceptance of the proposed changes. 客户通知/ Customer Notification： a) 客户需在乐鑫发出 PCN 后 14 天内通知乐鑫收到该 PCN。如客户未在接收到 PCN 14 日反馈乐鑫，则视为客户确认该 PCN。 Customers are requested to acknowledge receipt of the PCN within 14 calendar days from the date of issue of the PCN. Customers would be considered as having acknowledged the PCN if no response is received after 14 calendar days. 请反馈至 pcn@espressif.com。 Please send feedback to pcn@espressif.com. 客户批准/确认信息 Customer Approval / Acknowledgement and Remarks 客户公司全称： Customer’s Company Name: PCN 评审结果 PCN Review Result £批准/确认 Accepted / Acknowledged £不批准 Rejected £需要分析 Further Analysis Required 客户意见/ Comment: 公司代表人姓名 Representative’s Name 公司代表人职责 Representative’s Job Title 公司代表人签名 Representative’s Signature 日期 Date