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FCC ID 2ASYY-GS366AMWAC

Smart thermostat — by Siterwell Electronics Co., Limited

Device Details

FCC ID2ASYY-GS366AMWAC
Grantee Code2ASYY
Product CodeGS366AMWAC
ApplicantSiterwell Electronics Co., Limited
AddressNingbo, Zhejiang, N/A, 315000, China
Equipment ClassNII - Unlicensed National Information Infrastructure TX
Device DescriptionSmart thermostat
Application PurposeOriginal Equipment
Grant Date2026-09-03
Frequency Range5180-5240 MHz; 5260-5320 MHz; 5500-5700 MHz; 5745-5825 MHz

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
5180–5240 MHz Original Equipment 2026-09-03
5260–5320 MHz Original Equipment 2026-09-03
5500–5700 MHz Original Equipment 2026-09-03
5745–5825 MHz Original Equipment 2026-09-03

Exhibits (23) View on FCC.gov ↗

FCC.gov blocks direct links from other sites (referer check) — titles below aren't clickable. Use "View on FCC.gov" above to open and download the actual files.

DocumentTypeAvailableFile
Attestation Statements part 2.911 d 5 i and d 5 ii Attestation Statements 2026-09-03 ADOBE ACROBAT PDF 85.5 KB
SDoC Attestation Letter Attestation Statements 2026-09-03 ADOBE ACROBAT PDF 110 KB
US AGENT Letter Attestation Statements 2026-09-03 ADOBE ACROBAT PDF 185.3 KB
Block Diagram Metadata only Block Diagram ADOBE ACROBAT PDF 77.7 KB
Confidentiality Letter Cover Letter(s) 2026-09-03 ADOBE ACROBAT PDF 76.1 KB
Authority Letter Cover Letter(s) 2026-09-03 ADOBE ACROBAT PDF 85.5 KB
External Photos Metadata only External Photos 2027-03-02 ADOBE ACROBAT PDF 791 KB
Label Location ID Label/Location Info 2026-09-03 ADOBE ACROBAT PDF 2.6 MB
Internal Photos Metadata only Internal Photos 2027-03-02 ADOBE ACROBAT PDF 5.4 MB
Operation Description Metadata only Operational Description ADOBE ACROBAT PDF 60.1 KB
RF Exposure Evaluation RF Exposure Info 2026-09-03 ADOBE ACROBAT PDF 77.9 KB
Schematics Metadata only Schematics ADOBE ACROBAT PDF 820 KB
Software Security Description Metadata only SDR Software/Security Info. ADOBE ACROBAT PDF 196.8 KB
Test Report_WIFI5G_1 Test Report 2026-09-03 ADOBE ACROBAT PDF 4.9 MB
Test Report_WIFI5G_2 Test Report 2026-09-03 ADOBE ACROBAT PDF 4 MB
Test Report_WIFI5G_4 Test Report 2026-09-03 ADOBE ACROBAT PDF 3.5 MB
Test Report_WIFI5G_3 Test Report 2026-09-03 ADOBE ACROBAT PDF 3.9 MB
Test Report_WIFI5G_5 Test Report 2026-09-03 ADOBE ACROBAT PDF 3 MB
Test Report_WIFI5G_6 Test Report 2026-09-03 ADOBE ACROBAT PDF 1.7 MB
Antenna Specification Test Report 2026-09-03 ADOBE ACROBAT PDF 3.1 MB
Test Report_DFS Test Report 2026-09-03 ADOBE ACROBAT PDF 1.3 MB
Test Setup Photos Metadata only Test Setup Photos 2027-03-02 ADOBE ACROBAT PDF 733.4 KB
User Manual Metadata only Users Manual 2027-03-02 ADOBE ACROBAT PDF 1.8 MB

Application Information

Application IDzqdJVGAfIu3eodwOhWtfSw==
Final Action Date2026-09-03
Application PurposeOriginal Equipment
ModelGS366AMWAC
Frequency Range5180-5240 MHz; 5260-5320 MHz; 5500-5700 MHz; 5745-5825 MHz
Equipment ClassNII - Unlicensed National Information Infrastructure TX
Device DescriptionSmart thermostat
Responsible PartyCynthia Xia, certificate001@china-siter.com, 0086-574-87729279
Non-Technical ContactMichael Chan, Global Product Services and Consultation LLC, cschanm@gmail.com, 626-366-4358
Test FirmTony Wei, EMTEK (NINGBO) Co., Ltd., basiv@emtek.com.cn, 0086-574-27907998
TCB Emailcb@industrial-ia.com
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
Long-Term ConfidentialityYes
Short-Term ConfidentialityYes
Short-Term Release Date03/02/2027
Modular EquipmentDoes not apply
Composite DeviceYes
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo

Applications (2)

Application IDDatePurpose
zqdJVGAfIu3eodwOhWtfSw== 2026-09-03 Original Equipment
Am0qYsPJuEIi8AbawCjOnQ== 2026-09-02 Original Equipment

Equipment Authorization

FrequencyOutputToleranceEmission DesignatorRules
5180–5240 MHz 0.05888 15E
5260–5320 MHz 0.05984 15E
5500–5700 MHz 0.07178 15E
5745–5825 MHz 0.052 15E

Grants

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).

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