2AHQR-11830AWireless Outdoor Temperature Sensor

www.tekmarControls.com A Watts Water Technologies Company 5100 Silver Star Rd • Vernon B.C. • Canada • V1B 3K4 • Tel 250 545-7749 • Fax 250 984-0815 Better Control. Better Systems. v0330-Feb2912 Date: Dec. 3, 2025 To: Federal Communications Commissions Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 RE: CFR 47 §2.911 (d)(5) Attestation FCC ID: 2AHQR-11830A 1. tekmar Control Systems Ltd. (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. 2. tekmar Control Systems Ltd. (“the applicant”) certifies that, the device does not have cybersecurity and / or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors and assignees, identified on the Covered List installed on the device, nor will it be installed by the applicant anytime after certification. 3. tekmar Control Systems Ltd. (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment and is not an affiliate or subsidiary of an entity identified on the Covered List. Sincerely, Mike Meaker Hardware Engineering Manager tekmar Control Systems Ltd. A Watts Water Technologies Company

www.tekmarControls.com A Watts Water Technologies Company 5100 Silver Star Rd • Vernon B.C. • Canada • V1B 3K4 • Tel 250 545-7749 • Fax 250 984-0815 Better Control. Better Systems. v0330-Feb2912 Date: Dec. 17, 2025 To: Federal Communications Commissions Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 RE: CFR 47 §2.911 (d)(7) Agent Designation Attestation FCC Grantee: 2AHQR Grantee FRN: 0025405226 This letter is to confirm that we have accepted the responsibility to act as US Agent on behalf of tekmar Control Systems Ltd. (“the applicant”) for the above referenced FCC ID. We are aware of the requirements and responsibilities of the applicant’s agent for service of process as outlined in the FCC section 2.911(d)(7) and Report and Order FCC 22-84 paragraph 63. U.S. Agent Information: Watts Water Technologies Inc. (Parent company of tekmar) FCC FRN: 0021932967 Daniel Barbin 815 Ches tnut Street, North Andover, MA 01845 [email protected] Si ncerely, Daniel Barbin Product Certification Manager Watts Water Technologies Inc.

www.tekmarControls.com A Watts Water Technologies Company 5100 Silver Star Rd • Vernon B.C. • Canada • V1B 3K4 • Tel 250 545-7749 • Fax 250 984-0815 Better Control. Better Systems. v0330-Feb2912 Date: Dec. 17, 2025 To: Federal Communications Commissions Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 RE: CFR 47 §2.911 (d)(7) Agent Designation Attestation FCC Grantee: 2AHQR Grantee FRN: 0025405226 tekmar Control Systems Ltd. (“the applicant”) as required by section 2.911(d)(7), designates the following agent, located in the United States, for purposes of acting as the applicant’s agent for service of process. The applicant is a wholly owned subsidiary of Watts Water Technologies inc. The applicant acknowledges that they will maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. The applicant further acknowledges their responsibility under CFR 47 §2.929(c) to inform the FCC whenever the agent information changes. U.S. Agent Information: Watts Water Technologies Inc. FCC FRN: 0021932967 Daniel Barbin 815 Chestnut Street, North Andover, MA 01845 FRN: 0025405226 [email protected] Sincerely, Mike Meaker Hardware Engineering Manager tekmar Control Systems Ltd. A Watts Water Technologies Company

www.tekmarControls.com A Watts Water Technologies Company 5100 Silver Star Rd • Vernon B.C. • Canada • V1B 3K4 • Tel 250 545-7749 • Fax 250 984-0815 Better Control. Better Systems. v0330-Feb2912 Date: Dec. 10, 2025 To: Federal Communications Commission 7435 Oakland Mills Road Columbia, Maryland 21046 USA Attn: FCC Office of Engineering and Technology / UL Verification Services TCB Subject: Request for Confidentiality FCC ID: 2AHQR-11830A To Whom It May Concern: Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request indefinite confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name Block Diagram 1183 Block Diagram.pdf Operational Description 1183 Operational Description.pdf Schematic Diagram 1183 Schematic Diagram.pdf The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to our company and provide unjustified benefits to our competitors. Pursuant to DA04-1705 June 15, 2004 of the Commission’s public notice, we also request temporary confidential treatment of information accompanying this application as outlined below for (60) days: Exhibit Type File Name User Manual 1183 User Manual.pdf External Photos 1183 Photos - DUT External.pdf Internal Photos 1183 Photos - DUT Internal.pdf Test Setup Photos 16041996-EP1V1 FCC IC Setup Photos_model 1182.pdf We understand that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, Mike Meaker Hardware Engineering Manager Tekmar Control Systems Ltd. A Watts Water Technologies Company

www.tekmarControls.com A Watts Water Technologies Company 5100 Silver Star Rd • Vernon B.C. • Canada • V1B 3K4 • Tel 250 545-7749 • Fax 250 984-0815 Better Control. Better Systems. v0330-Feb2912 Date: Dec. 2, 2025 To: UL Verification Services Inc. 47173 Benicia Street Fremont, CA 94538, USA To Whom It May Concern: I, the undersigned, hereby authorize UL Verification Services Inc. to act on our behalf in all manners relating to application for equipment authorization, including signing of all documents relating to these matters. Any and all acts carried out by UL Verification Services Inc. on our behalf shall have the same effect as acts of our own. I, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. § 862 because of a conviction for possession or distribution of a controlled substance. In authorizing UL Verification Services Inc. as our representative, we still recognize that we are responsible to: a) fulfill the requirements for the scope of certification requested, including implementing any appropriate changes requested by UL Verification Services Telecommunications Certification Body (TCB) and / or the FCC; b) supply any and all information needed for the evaluation of the products for which certification is sought; c) make claims regarding certification only in respect of the scope for which certification has been granted; d) not use our product certification in such a manner as to bring the TCB or FCC into disrepute and to not make any statement regarding product certification which the TCB or FCC may consider misleading or unauthorized; e) discontinue use of all advertising matter that contains any reference thereto and complies with any and all actions required by the FCC upon suspension or cancellation of certification; f) use certification only to indicate that products are certified in conformity with specified standards; g) endeavor to ensure that no certificate or report or any part thereof is used in a misleading manner, and any copies of the grants/certificates shall be reproduced in their entirety; h) comply with the requirements of the TCB and FCC, including the use of marks and label information prescribed for the scope of certification, when making reference to product certification in communication media such as documents, brochure or advertisements; i) comply with the requirements for certification, supply any information needed for evaluation of products to be certified and, where applicable, make provision for the participation of observers; j) ensure that products marketed under the scope of the requested certification continue to comply with the certification requirements; Better Control. Better Systems. Page 2 of 2 v0330-Feb2912 k) provide a sample of a production unit for testing within 30 days of the request should this product be selected as part of either the TCB’s or the FCC’s market surveillance requirements; l) keep a record of all complaints relating to product’s compliance with requirements of relevant standard; make records available to UL or FCC when requested; take appropriate action with respect to such complaints and any deficiencies found in the product that affect compliance with requirements for certification; document the actions taken with respect to complaints and/or deficiencies; m) inform the TCB immediately of any changes that may affect its ability to comply with the certification requirements. This authorization is valid until further written notice from the applicant. Sincerely, Mike Meaker Hardware Engineering Manager tekmar Control Systems Ltd. A Watts Water Technologies Company

043 Wireless Mesh Outdoor Sensor with an FCC ID and IC ID label located on the rear of the enclosure. Note: The labels have an adhesive backing for permanent attachment to the device, using 710VHP adhesive.

RF EXPOSURE REPORT Report Number: 16041996-E4V2 Applicant : tekmar Control Systems Ltd. 5100 Silver Star Rd., Vernon, BC, Canada V1B 3K4 Model : 1183-01 Brand : tekmar FCC ID : 2AHQR-11830A EUT Description : Wireless Temperature and Humidity Sensor Test Standard(s) : FCC Part 1 Subpart I FCC Part 2 Subpart J Date Of Issue: 2025-12-17 Prepared by: UL Verification Services Inc. 47173 Benicia Street Fremont, CA 94538 U.S.A. TEL: (510) 319-4000 FAX: (510) 661-0888 REPORT NO: 16041996-E4V2 DATE:2025-12-17 FCC ID: 2AHQR-11830A Page 2 of 9 UL VERIFICATION SERVICES INC. FORM NO: CCSUP4701I 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of . UL Verification Services Inc. Revision History Rev. Issue Date Revisions Revised By V1 2025-11-21 Initial Issue --- V2 2025-12-17 Updated model number, EUT name Tina Chu REPORT NO: 16041996-E4V2 DATE:2025-12-17 FCC ID: 2AHQR-11830A Page 3 of 9 UL VERIFICATION SERVICES INC. FORM NO: CCSUP4701I 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of . UL Verification Services Inc. TABLE OF CONTENTS 1. ATTESTATION OF TEST RESULTS ..................................................................................4 2. TEST METHODOLOGY ......................................................................................................5 3. REFERENCES ....................................................................................................................5 4. FACILITIES AND ACCREDITATION ..................................................................................5 5. DECISION RULES AND MEASUREMENT UNCERTAINTY ...............................................6 5.1. METROLOGICAL TRACEABILITY ..............................................................................6 5.2. DECISION RULES ......................................................................................................6 5.3. MEASUREMENT UNCERTAINTY ...............................................................................6 6. MAXIMUM PERMISSIBLE EXPOSURE (LIMITS AND EQUATIONS) ................................7 6.1. FCC RULES ................................................................................................................7 6.2. EQUATIONS ...............................................................................................................8 7. RF EXPOSURE RESULTS ..................................................................................................9 REPORT NO: 16041996-E4V2 DATE:2025-12-17 FCC ID: 2AHQR-11830A Page 4 of 9 UL VERIFICATION SERVICES INC. FORM NO: CCSUP4701I 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of . UL Verification Services Inc. 1. ATTESTATION OF TEST RESULTS Applicant Name and Address tekmar Control Systems Ltd. 5100 Silver Star Rd., Vernon, BC V1B 3K4, Canada Model 1183-01 Brand tekmar FCC ID 2AHQR-11830A EUT Description Wireless Temperature and Humidity Sensor Serial Number 9059731, 9105111(Conducted) 94B216FFFEF7EF2E, 9105115 (Radiated) Sample Receipt Date 2025-11-04 Date Tested 2025-11-05 to 2025-11-17 Applicable Standards FCC PART 1 SUBPART I FCC PART 2 SUBPART J Test Results COMPLIES UL Verification Services Inc. tested the above equipment in accordance with the requirements set forth in the above standards. The test results show that the equipment tested is capable of demonstrating compliance with the requirements as documented in this report. The results documented in this report apply only to the tested sample, under the conditions and modes of operation as described herein. It is the manufacturer's responsibility to ensure that additional production units of this model are manufactured with identical electrical and mechanical components. All samples tested were in good operating condition throughout the entire test program. Measurement Uncertainties are published for informational purposes only and were not taken into account unless noted otherwise. This document may not be altered or revised in any way unless done so by UL Verification Services Inc., and all revisions are duly noted in the revisions section. Any alteration of this document not carried out by UL Verification Services Inc. will constitute fraud and shall nullify the document. Approved & Released By: Prepared & Reviewed By: Francisco de Anda Staff Engineer UL Verification Services, Inc. Tina Chu Senior Project Engineer UL Verification Services, Inc. REPORT NO: 16041996-E4V2 DATE:2025-12-17 FCC ID: 2AHQR-11830A Page 5 of 9 UL VERIFICATION SERVICES INC. FORM NO: CCSUP4701I 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of . UL Verification Services Inc. 2. TEST METHODOLOGY All calculations were made in accordance with FCC Parts 1.1310, 2.1091, 2.1093, KDB 447498 D01, KDB 447498 D03, IEEE Std C95.1-2019, IEEE Std C95.3-2021. 3. REFERENCES This report contains data provided by the customer, which can impact the validity of the results. UL Verification Services Inc. is only responsible for correctly integrating customer-provided data with measurements performed by UL Verification Services Inc. All measurements were made as documented in test report: UL Verification Services Inc. Document 16041996-E3. Output power and Duty cycle data is excerpted from the applicable test report. Note: Output Power is the declared maximum power across production units. Manufacturing tolerance and Antenna gain data is provided by the customer. 4. FACILITIES AND ACCREDITATION UL Verification Services Inc. is accredited by A2LA, certification #0751.05, for all testing performed within the scope of this report. …

Text truncated - open the document above for the full version.

1183 Antenna Specifications Antenna Description • Antenna Type: PCB Planar Inverted F- Antenna or PIFA. • Transmission Line Type for Matching Network: Co-Planar Waveguide with Ground (CPWG). • Substrate thickness between the bottom layer and ground pour on mid layer 2: 304 μ m. • Total thickness of the PCB: 1.6 mm. • Total Number of Layers: 4. • Frequency Range: 2405 MHz to 2480 MHz. • Peak Gain: 0.8 dBi. 1183 Antenna Specifications Antenna Radiation Pattern: Effective Isotropic Radiated Power (EIRP) plot and Gain plot S11 Plot: Measured S 11 (dBm) magnitude plot of 043 Wireless Mesh Outdoor Sensor inside its enclosure.

TEST REPORT Report Number: 16041996-E3V3 Applicant : tekmar Control Systems Ltd. 5100 Silver Star Rd., Vernon, BC, Canada V1B 3K4 Model : 1183-01 Brand : tekmar FCC ID : 2AHQR-11830A IC : 21247-11830A EUT Description : Wireless Temperature and Humidity Sensor Test Standard(s) : FCC 47 CFR PART 15 SUBPART C ISED RSS-247 ISSUE 4 ISED RSS-GEN ISSUE 5 + A1 + A2 Date Of Issue: 2025-12-22 Prepared by: UL Verification Services Inc. 47173 Benicia Street Fremont, CA 94538 U.S.A. TEL: (510) 319-4000 FAX: (510) 661-0888 REPORT NO: 16041996-E3V3 DATE: 2025-12-22 Page 2 of 33 UL VERIFICATION SERVICES INC. 47173 Benicia Street, Fremont, CA 94538, USA TEL:(510) 319-4000 FAX:(510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. REPORT REVISION HISTORY Rev. Issue Date Revisions Revised By V1 2025-11-21 Initial Issue --- V2 2025-12-17 Updated Section 3 ANSI C63.10 version , model number, EUT name and Section 6.4 software version Tina Chu V3 2025-12-22 Added 2475MHz radiated bandedge test data Tina Chu REPORT NO: 16041996-E3V3 DATE: 2025-12-22 Page 3 of 33 UL VERIFICATION SERVICES INC. 47173 Benicia Street, Fremont, CA 94538, USA TEL:(510) 319-4000 FAX:(510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. TABLE OF CONTENTS 1. ATTESTATION OF TEST RESULTS ................................................................................. 4 2. TEST RESULTS SUMMARY .............................................................................................. 5 3. TEST METHODOLOGY ..................................................................................................... 6 4. FACILITIES AND ACCREDITATION ................................................................................. 6 5. DECISION RULES AND MEASUREMENT UNCERTAINTY .............................................. 7 5.1. METROLOGICAL TRACEABILITY .............................................................................. 7 5.2. DECISION RULES ....................................................................................................... 7 5.3. MEASUREMENT UNCERTAINTY ............................................................................... 7 5.4. SAMPLE CALCULATION ............................................................................................ 7 6. EQUIPMENT UNDER TEST ............................................................................................... 8 6.1. EUT DESCRIPTION .................................................................................................... 8 6.2. MAXIMUM OUTPUT POWER...................................................................................... 8 6.3. DESCRIPTION OF AVAILABLE ANTENNAS AND CABLE LOSS ............................... 8 6.4. SOFTWARE AND FIRMWARE .................................................................................... 8 6.5. WORST-CASE CONFIGURATION AND MODE .......................................................... 8 6.6. DESCRIPTION OF TEST SETUP ................................................................................ 9 7. MEASUREMENT METHOD...............................................................................................11 8. TEST AND MEASUREMENT EQUIPMENT ......................................................................12 9. ANTENNA PORT TEST RESULTS ...................................................................................13 9.1. ON TIME AND DUTY CYCLE .....................................................................................13 9.2. 99% BANDWIDTH ......................................................................................................14 9.3. 6dB BANDWIDTH .......................................................................................................15 9.4. OUTPUT POWER AND POWER SPECTRAL DENSITY ............................................16 9.5. CONDUCTED SPURIOUS EMISSIONS .....................................................................18 10. RADIATED TEST RESULTS .............................................................................................20 10.1. TRANSMITTER ABOVE 1 GHz ...............................................................................22 10.1.1. LOW BANDEDGE ...............................................................................................22 10.1.2. HIGH BANDEDGE ...............................................................................................24 10.1.3. SPURIOUS EMISSIONS .....................................................................................26 10.2. TRANSMITTER WORST CASE BELOW 30MHz ....................................................28 10.3. TRANSMITTER WORST CASE BELOW 1 GHz .....................................................29 10.4. TRANSMITTER WORST CASE 18-26 GHz ............................................................31 11. SETUP PHOTOS ...............................................................................................................33 REPORT NO: 16041996-E3V3 DATE: 2025-12-22 Page 4 of 33 UL VERIFICATION SERVICES INC. 47173 Benicia Street, Fremont, CA 94538, USA TEL:(510) 319-4000 FAX:(510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. 1. ATTESTATION OF TEST RESULTS Applicant Name and Address tekmar Control Systems Ltd. 5100 Silver Star Rd., Vernon, BC, Canada V1B 3K4 Model 1183-01 Brand tekmar FCC ID 2AHQR-11830A IC 21247-11830A EUT Description Wireless Temperature and Humidity Sensor Serial Number 9059731, 9105111(Conducted) 94B216FFFEF7EF2E, 9105115 (Radiated) Sample Receipt Date 2025-11-04 Date Tested 2025-11-05 to 2025-12-22 Applicable Standards FCC 47 CFR Part 15 Subpart C ISED RSS-247 Issue 4 ISED RSS-GEN Issue 5 + A1 + A2 Test Results COMPLIES UL Verification Services Inc. tested the above equipment in accordance with the requi…

Text truncated - open the document above for the full version.