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FCC ID Y8K-CWS4

Cow Welness Sensor — by CowManager B.V.

Device Details

FCC IDY8K-CWS4
Grantee CodeY8K
Product CodeCWS4
ApplicantCowManager B.V.
AddressHarmelen, N/A, 3481 LT, Netherlands
Equipment ClassDTS - Digital Transmission System
Device DescriptionCow Welness Sensor
Application PurposeClass II Permissive Change
Grant Date2026-09-17
Frequency Range2405-2480 MHz

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2405.00000000–2480.00000000 MHz Class II Permissive Change 2026-09-17

Exhibits (14) 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
US Agent letter Attestation Statements 2026-09-17 ADOBE ACROBAT PDF 2.1 MB
Attestation Statements Attestation Statements 2026-09-17 ADOBE ACROBAT PDF 360.6 KB
Block Diagram Metadata only Block Diagram ADOBE ACROBAT PDF 218.8 KB
Class II Permissive Change Cover Letter(s) 2026-09-17 ADOBE ACROBAT PDF 141 KB
Confidentiality Request Cover Letter(s) 2026-09-17 ADOBE ACROBAT PDF 345.8 KB
External Photos Metadata only External Photos 2027-03-15 ADOBE ACROBAT PDF 258.2 KB
Internal Photos Metadata only Internal Photos 2027-03-15 ADOBE ACROBAT PDF 213.1 KB
BOM Metadata only Parts List/Tune Up Info ADOBE ACROBAT PDF 69.1 KB
RF Exposure Info. RF Exposure Info 2026-09-17 ADOBE ACROBAT PDF 249.7 KB
Schematics Metadata only Schematics ADOBE ACROBAT PDF 323.1 KB
Antenna Report Test Report 2026-09-17 ADOBE ACROBAT PDF 230.5 KB
Test Report Test Report 2026-09-17 ADOBE ACROBAT PDF 2.1 MB
Test Setup Photos Metadata only Test Setup Photos 2027-03-15 ADOBE ACROBAT PDF 1.1 MB
Users Manual Metadata only Users Manual 2027-03-15 ADOBE ACROBAT PDF 390.7 KB

Application Information

Application IDKbFtejIHgVl1DH0cE/mFTA==
Final Action Date2026-09-17
Application PurposeClass II Permissive Change
ModelCWS4
Frequency Range2405-2480 MHz
Equipment ClassDTS - Digital Transmission System
Device DescriptionCow Welness Sensor
Responsible PartyGuus Oostveen, g.oostveen@agis.nl, 0031348443840
Technical ContactHidde Goemans, CowManager B.V., h.goemans@cowmanager.com, 0031348443840
Non-Technical ContactJared Krull, CowManager USA INC, j.krull@cowmanager.com, 17155263007
Test FirmWillem Jong, Kiwa Nederland B.V., dl_radio-certification@kiwa.com, +31 88 9983393
TCB Emaildl_radio-certification@kiwa.com
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
Long-Term ConfidentialityYes
Short-Term ConfidentialityYes
Short-Term Release Date03/15/2027
Modular EquipmentDoes not apply
Composite DeviceNo
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo

Applications (2)

Application IDDatePurpose
KbFtejIHgVl1DH0cE/mFTA== 2026-09-17 Class II Permissive Change
vQKg1SvnTcBUQgFDt1SoGw== 2023-01-18 Original Equipment

Equipment Authorization

FrequencyOutputToleranceEmission DesignatorRules
2405.00000000–2480.00000000 MHz 0.0089000 15C

Grants

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: 09/17/2026

Application Dated: 09/15/2026
CowManager B.V.
Gerverscop 9
Harmelen, 3481 LT
Netherlands
 
Attention: Guus Oostveen , CEO
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:  Y8K-CWS4
Name of Grantee:  CowManager B.V.
Equipment Class: Digital Transmission System
Notes: Cow Welness Sensor
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2405.0  -  2480.0 0.0089  
Class II Permissive Change to update hardware from V4.1 to V4.6 (component/PCB layout modifications only). No change to RF parameters, antenna, or original grant conditions. Output power is conducted. Certified for mobile use. Co-location of this device with other transmitters would require use of FCC multi-transmitter product procedures.

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