NACS DC Agent Authorization Letter [UL Verification Services Inc] Cover Letter(s)

Amphenol PCD Shenzhen Co., Ltd Date: 2/23/2024 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;

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 TCBs or the FCCs market surveillance requirements;

l) keep a record of all complaints relating to products 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 Yours, Company Name: Amphenol PCD Shenzhen Co., Ltd Contact Name: Jason Ru Title of Person: Manager Address: 101,201,301,601, Building C, Dagang Industrial Zone, Changzhen Community, Yutang Sub-district, Guangming District, 518132 Shenzhen, China