FCC ID 2ASYY-GS366AMWAC
Smart thermostat
by Siterwell Electronics Co., Limited
Grantee Code: 2ASYY Product Code: GS366AMWAC
Latest application date: 2026-09-03
FCC ID Device Details
| FCC ID | 2ASYY-GS366AMWAC |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2ASYY |
| Product Code | GS366AMWAC |
| Applicant Business | Siterwell Electronics Co., Limited 🇨🇳 |
| Related Domains |  china-siter.com |
| Equipment Class | Smart thermostat |
| Test Firm | EMTEK (NINGBO) Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 5745-5825 MHz | Original Equipment | 2026-09-03 |
| 2412-2462 MHz | Original Equipment | 2026-09-02 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Label Location | ID Label/Location Info | 2026-09-03 | PDF 2.6 MB |
| Antenna Specification | Test Report | 2026-09-03 | PDF 3.1 MB |
| Test Report_DFS | Test Report | 2026-09-03 | PDF 1.3 MB |
| Test Report_WIFI5G_1 | Test Report | 2026-09-03 | PDF 4.9 MB |
| Test Report_WIFI5G_2 | Test Report | 2026-09-03 | PDF 4 MB |
| Test Report_WIFI5G_3 | Test Report | 2026-09-03 | PDF 3.9 MB |
| Test Report_WIFI5G_4 | Test Report | 2026-09-03 | PDF 3.5 MB |
| Test Report_WIFI5G_5 | Test Report | 2026-09-03 | PDF 3 MB |
| Test Report_WIFI5G_6 | Test Report | 2026-09-03 | PDF 1.7 MB |
| Test Report_BLE | Test Report | 2026-09-02 | PDF 4.6 MB |
| Test Report_WIFI2.4G_1 | Test Report | 2026-09-02 | PDF 5.6 MB |
| Test Report_WIFI2.4G_2 | Test Report | 2026-09-02 | PDF 2.8 MB |
| Attestation Statements part 2.911 d 5 i and d 5 ii | Attestation Statements | 2026-09-03 | PDF 85.5 KB |
| SDoC Attestation Letter | Attestation Statements | 2026-09-03 | PDF 110 KB |
| US AGENT Letter | Attestation Statements | 2026-09-03 | PDF 185.3 KB |
| Authority Letter | Cover Letter(s) | 2026-09-03 | PDF 85.5 KB |
| Confidentiality Letter | Cover Letter(s) | 2026-09-03 | PDF 76.1 KB |
| RF Exposure Evaluation | RF Exposure Info | 2026-09-03 | PDF 77.9 KB |
| User Manual Metadata only | Users Manual | 2027-03-02 | PDF 1.8 MB |
| Internal Photos Metadata only | Internal Photos | 2027-03-02 | PDF 5.4 MB |
| External Photos Metadata only | External Photos | 2027-03-02 | PDF 791 KB |
| Test Setup Photos Metadata only | Test Setup Photos | 2027-03-02 | PDF 733.4 KB |
| Block Diagram Metadata only | Block Diagram | PDF 77.7 KB | |
| Schematics Metadata only | Schematics | PDF 820 KB | |
| Operation Description Metadata only | Operational Description | PDF 60.1 KB | |
| Software Security Description Metadata only | SDR Software/Security Info. | PDF 196.8 KB |
Application Information
| Application ID | zqdJVGAfIu3eodwOhWtfSw== |
|---|---|
| Final Action Date | 2026-09-03 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0028391159 |
| Model | GS366AMWAC |
| Frequency Range | 5745-5825 MHz |
| Equipment Class | NII - Unlicensed National Information Infrastructure TX |
| Device Description | Smart thermostat |
| Responsible Party | Cynthia Xia, certificate001@china-siter.com , 0086-574-87729279 |
| Non-Technical Contact | Michael Chan, Global Product Services and Consultation LLC, cschanm@gmail.com  , 626-366-4358 |
| Test Firm | Tony Wei, EMTEK (NINGBO) Co., Ltd., basiv@emtek.com.cn  , 0086-574-27907998 |
| TCB Email | cb@industrial-ia.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Does not apply |
| Composite Device | Yes |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| zqdJVGAfIu3eodwOhWtfSw== | 2026-09-03 | Original Equipment |
| Am0qYsPJuEIi8AbawCjOnQ== | 2026-09-02 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application zqdJVGAfIu3eodwOhWtfSw==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
IIA Lab Services, LLC 13146 NW 86th Drive Suite 400 Alachua, FL 32615 |
Date of Grant: 09/03/2026 Application Dated: 09/03/2026 |
| Siterwell Electronics Co., Limited |
| No. 666 Qingfeng Road, Jiangbei District |
| Ningbo, Zhejiang, 315000 China |
| Attention: Cynthia Xia , |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | 2ASYY-GS366AMWAC |
| Name of Grantee: | Siterwell Electronics Co., Limited |
| Equipment Class: | Unlicensed National Information Infrastructure TX |
| Notes: | Smart thermostat |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15E | 5180.0 - 5240.0 | 0.05888 | ||
| CC ND | 15E | 5260.0 - 5320.0 | 0.05984 | ||
| CC ND | 15E | 5500.0 - 5700.0 | 0.07178 | ||
| CC | 15E | 5745.0 - 5825.0 | 0.052 |
| Output Power listed is the maximum conducted output power. The device must be installed and operated so as to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. End-users must be informed of operating requirements for satisfying RF exposure compliance. This device supports 20, and 40 MHz bandwidth modes. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| ND: | This UNII device complies with the Transmit Power Control (TPC) and Dynamic Frequency Selection (DFS) requirements in Section 15.407(h). |
TCB Grant - Application Am0qYsPJuEIi8AbawCjOnQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
IIA Lab Services, LLC 13146 NW 86th Drive Suite 400 Alachua, FL 32615 |
Date of Grant: 09/02/2026 Application Dated: 09/02/2026 |
| Siterwell Electronics Co., Limited |
| No. 666 Qingfeng Road, Jiangbei District |
| Ningbo, Zhejiang, 315000 China |
| Attention: Cynthia Xia , |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | 2ASYY-GS366AMWAC |
| Name of Grantee: | Siterwell Electronics Co., Limited |
| Equipment Class: | Digital Transmission System |
| Notes: | Smart thermostat |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.08453 | ||
| CC | 15C | 2412.0 - 2462.0 | 0.27606 |
| Output Power listed is the maximum conducted output power. The device must be installed and operated so as to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. End-users must be informed of operating requirements for satisfying RF exposure compliance. This device supports 20 and 40 MHz bandwidth modes. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |