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  3. Q4B-ZBSD

FCC ID Q4B-ZBSD

ZB Wireless Slim Switch

by The Watt Stopper, Inc.

Grantee Code: Q4B   Product Code: ZBSD
Latest application date: 2026-03-04

FCC ID Device Details

FCC IDQ4B-ZBSD
Mirrorsfcc.id | gov | fccid.ai
Grantee CodeQ4B
Product CodeZBSD
Applicant BusinessThe Watt Stopper, Inc. 🇺🇸
Related Domains legrand.com
Equipment ClassZB Wireless Slim Switch
Test FirmBUREAU VERITAS LCIE CHINA COMPANY LIMITED

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2405-2480 MHzOriginal Equipment2026-03-04

Exhibits

DocumentTypeAvailableFile
Users ManualUsers Manual2026-03-04PDF 1.7 MB
Internal PhotosInternal Photos2026-03-04PDF 2.9 MB
External PhotosExternal Photos2026-03-04PDF 4.5 MB
Label and LocationID Label/Location Info2026-03-04PDF 220.6 KB
Test Setup PhotosTest Setup Photos2026-03-04PDF 390.1 KB
Antenna SpecificationTest Report2026-03-04PDF 458 KB
Test ReportTest Report2026-03-04PDF 3.5 MB
Covered Equipment AttestationAttestation Statements2026-03-04PDF 98.4 KB
U.S. Agent Designation AttestationAttestation Statements2026-03-04PDF 150.9 KB
Agent Authorization LetterCover Letter(s)2026-03-04PDF 105.3 KB
Confidentiality LetterCover Letter(s)2026-03-04PDF 223.3 KB
Model Difference LetterCover Letter(s)2026-03-04PDF 58.5 KB
RF Exposure EvaluationRF Exposure Info2026-03-04PDF 231.9 KB
Block Diagram Metadata onlyBlock DiagramPDF 16.4 KB
Schematics Metadata onlySchematicsPDF 857.1 KB
Operational Description Metadata onlyOperational DescriptionPDF 81.8 KB
Parts List Metadata onlyParts List/Tune Up InfoPDF 71.1 KB

Application Information

Application IDaAeZ9nJBrvujoRjoktxdcw==
Final Action Date2026-03-04
Application PurposeOriginal Equipment
Applicant FRN0008513533
ModelZBSD
Frequency Range2405-2480 MHz
Equipment ClassDTS - Digital Transmission System
Device DescriptionZB Wireless Slim Switch
Responsible PartySarah Turner, sarah.turner@legrand.com , 760-804-2814
Non-Technical ContactSarah Turner, The Watt Stopper, Inc, sarah.turner@legrand.com , 1 760 804 2814
Test FirmFrank Wu, BUREAU VERITAS LCIE CHINA COMPANY LIMITED, frank.wu@bureauveritas.com , 86-24-37602699
TCB EmailTCB@nemko.com
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
Short-Term ConfidentialityNo
Long-Term ConfidentialityYes
Modular EquipmentDoes not apply
Composite DeviceNo
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo

Applications

Application IDDatePurpose
aAeZ9nJBrvujoRjoktxdcw==2026-03-04Original Equipment

Equipment Authorization

FrequencyOutputRules
2405-2480 MHz0.0026415C

Grants

TCB Grant - Application aAeZ9nJBrvujoRjoktxdcw==

TCB GRANT OF EQUIPMENT
AUTHORIZATION		 TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  Nemko North America, Inc.
303 River Road
Ottawa, Ontario, K1V 1H2
Canada 		Date of Grant: 03/04/2026

Application Dated: 03/03/2026
The Watt Stopper, Inc.
2234 Rutherford Rd.
Carlsbad, CA 92008
 
Attention: Sarah Turner , Advanced Compliance Engineer

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:  Q4B-ZBSD
Name of Grantee:  The Watt Stopper, Inc.
Equipment Class: Digital Transmission System
Notes: ZB Wireless Slim Switch
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2405.0  -  2480.0 0.00264  

Output power listed is conducted. The antenna(s) used for this transmitter must be installed 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. End-users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance.