1. FCC ID
  2. X8W
  3. X8WBT840F

FCC ID X8WBT840F

Bluetooth 5.0, 802.15.4 module

by Fanstel Corporation, Taipei

Grantee Code: X8W   Product Code: BT840F
Latest application date: 2026-02-10

FCC ID Device Details

FCC IDX8WBT840F
Mirrorsfcc.id | gov | fccid.ai
Grantee CodeX8W
Product CodeBT840F
Applicant BusinessFanstel Corporation, Taipei 🇹🇼
Related Domains fanstelsystems.com fanstel.com
Equipment ClassBluetooth 5.0, 802.15.4 module
Test FirmInternational Standards Laboratory Corp.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2405-2480 MHzClass II permissive change or modification of presently authorized equipment2026-02-10
2402-2480 MHzOriginal Equipment2019-10-01

Exhibits

DocumentTypeAvailableFile
Users ManualUsers Manual2019-10-01PDF 1.7 MB
Internal PhotosInternal Photos2026-02-10PDF 669.4 KB
Internal PhotosInternal Photos2019-10-01PDF 874.8 KB
External PhotosExternal Photos2026-02-10PDF 2.4 MB
External PhotosExternal Photos2019-10-01PDF 688 KB
ID Label/Location InfoID Label/Location Info2026-02-10PDF 595 KB
ID Label/Location InfoID Label/Location Info2019-10-01PDF 358.2 KB
Test Setup PhotosTest Setup Photos2026-02-10PDF 2.1 MB
Test Setup PhotosTest Setup Photos2019-10-01PDF 316.8 KB
Ant Spec.Test Report2026-02-10PDF 1.5 MB
Test ReportTest Report2026-02-10PDF 2.5 MB
Test ReportTest Report2019-10-01PDF 1.6 MB
Covered_List_Attestation_FCC_Application LetterAttestation Statements2026-02-10PDF 643.1 KB
US AgentAttestation Statements2026-02-10PDF 375.5 KB
Class II permissive change letter for FCCCover Letter(s)2026-02-10PDF 382.7 KB
Declaration of authorizationCover Letter(s)2026-02-10PDF 429.6 KB
ConfidentialityCover Letter(s)2019-10-01PDF 200.7 KB
Declaration of authorizationCover Letter(s)2019-10-01PDF 138.5 KB
Modular Approval RequestCover Letter(s)2019-10-01PDF 183.2 KB
Product Equality DeclarationCover Letter(s)2019-10-01PDF 90.6 KB
RF ExposureRF Exposure Info2026-02-10PDF 247.3 KB
MPERF Exposure Info2019-10-01PDF 126.2 KB
Block Diagram Metadata onlyBlock DiagramPDF 107.7 KB
Schematics Metadata onlySchematicsPDF 73.3 KB
Operational Description Metadata onlyOperational DescriptionPDF 48.6 KB

Application Information

Application IDzaggOPrJKFzHUTfLBP1G/w==
Final Action Date2026-02-10
Application PurposeClass II permissive change or modification of presently authorized equipment
Applicant FRN0019658053
ModelBT840F
Frequency Range2405-2480 MHz
Equipment ClassDTS - Digital Transmission System
Device DescriptionBluetooth 5.0, 802.15.4 module
Responsible PartyPaudy Tung, paudyt@fanstelsystems.com , 886-2-26989328
Technical ContactJerry Liu, International Standards Laboratory Corp., Jerry_CF_Liu@isl.com.tw , 886-3-263-8888
Non-Technical ContactYuan Fan, Fanstel Corp., yfan@fanstel.com , 1 480 948 4928
Test FirmBenson Chen, International Standards Laboratory Corp., Benson_Chen@isl.com.tw , 886-3-263-8888
TCB Emaildl_radio-certification@kiwa.com
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
Short-Term ConfidentialityNo
Long-Term ConfidentialityNo
Modular EquipmentSingle Modular Approval
Composite DeviceNo
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo

Applications

Application IDDatePurpose
zaggOPrJKFzHUTfLBP1G/w==2026-02-10Class II permissive change or modification of presently authorized equipment
vBuUqMHK/F71x2lWQRAKIQ==2019-10-01Original Equipment

Equipment Authorization

FrequencyOutputRules
2402-2480 MHz0.007115C
2405-2480 MHz0.00715C

Grants

TCB Grant - Application zaggOPrJKFzHUTfLBP1G/w==

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

  Kiwa Nederland B.V.
Wilmersdorf 50
Apeldoorn, NL-7300 AC
Netherlands 		Date of Grant: 02/10/2026

Application Dated: 02/05/2026
Fanstel Corporation, Taipei
10F-10, No. 79, Sec. 1, Hsin Tai Wu Rd., Hsi-Chih,
New Taipei City, 221
Taiwan
 
Attention: Paudy Tung , 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:  X8WBT840F
Name of Grantee:  Fanstel Corporation, Taipei
Equipment Class: Digital Transmission System
Notes: Bluetooth 5.0, 802.15.4 module
Modular Type: Single Modular
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.0071  
15C 2405.0  -  2480.0 0.007  

Class II Permissive Change : To add a printed pattern antenna with gain value of -6.48 dBi.

Modular Approval. Power output listed is conducted.

This grant is valid only when the module is sold to OEM integrators and must be installed by the OEM or OEM integrators.

The antennas used for this transmitter as shown in this filing 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 procedure.

End-users may not be provided with the module installation instructions. OEM integrators and end-users must be provided with transmitter operating conditions for satisfying RF exposure compliance.


TCB Grant - Application vBuUqMHK/F71x2lWQRAKIQ==

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

  Telefication B.V.
Wilmersdorf 50
Apeldoorn, NL-7300 AC
Netherlands 		Date of Grant: 10/01/2019

Application Dated: 09/27/2019
Fanstel Corporation, Taipei
10F-10, No. 79, Sec. 1, Hsin Tai Wu Rd., Hsi-Chih,
New Taipei City, 221
Taiwan
 
Attention: Paudy Tung , 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:  X8WBT840F
Name of Grantee:  Fanstel Corporation, Taipei
Equipment Class: Digital Transmission System
Notes: Bluetooth 5.0, 802.15.4 module
Modular Type: Single Modular
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.0071  
15C 2405.0  -  2480.0 0.007  

Modular Approval. Power output listed is conducted.

This grant is valid only when the module is sold to OEM integrators and must be installed by the OEM or OEM integrators.

The antennas used for this transmitter as shown in this filing 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 procedure.

End-users may not be provided with the module installation instructions. OEM integrators and end-users must be provided with transmitter operating conditions for satisfying RF exposure compliance.


EAS Grant - Application vBuUqMHK/F71x2lWQRAKIQ==

COPY FEDERAL COMMUNICATIONS
COMMISSION
WASHINGTON, D.C. 20554

GRANT OF EQUIPMENT
AUTHORIZATION		 COPY
Certification

Fanstel Corporation, Taipei
10F-10, No. 79, Sec. 1, Hsin Tai Wu Rd., Hsi-Chih,
New Taipei City, 221
Taiwan 		  Date of Grant: 10/01/2019

Application Dated: 09/27/2019
 
Attention: Paudy Tung , 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:  X8WBT840F
Name of Grantee:  Fanstel Corporation, Taipei
Equipment Class: Digital Transmission System
Notes: Bluetooth 5.0, 802.15.4 module
Modular Type: Single Modular
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.0071  
15C 2405.0  -  2480.0 0.007  

Modular Approval. Power output listed is conducted.

This grant is valid only when the module is sold to OEM integrators and must be installed by the OEM or OEM integrators.

The antennas used for this transmitter as shown in this filing 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 procedure.

End-users may not be provided with the module installation instructions. OEM integrators and end-users must be provided with transmitter operating conditions for satisfying RF exposure compliance.



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