UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549s

Form 6-K

Report of Foreign Private Issuer

Pursuant to Rule 13a-16 or 15d-16

under the Securities Exchange Act of 1934

For the month of July 2025 (Report No. 4)

Commission file number: 001-41260

MARIS-TECHLTD.

(Translation of registrant’s name into English)

2 Yitzhak Modai Street

Rehovot, Israel 7608804

(Address of principal executive offices)

Indicate by check mark whether the registrant filesor will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒     Form40-F ☐

CONTENTS

On July 28, 2025, Maris-TechLtd. (the “Registrant”) issued a press release (the “Press Release”) titled “Maris-Tech Secures a $144,000Order from a Customer in the Defense Industry for the Design and Development of Ruggedized AI Platform,” a copy of which is furnishedas Exhibit 99.1 with this Report of Foreign Private Issuer on Form 6-K (this “Report”).

The first three paragraphsand the section titled “Forward-Looking Statement disclaimer” in the Press Release are incorporated by reference into theRegistrant’s Registration Statements on Form S-8 (Registration No. 333-262910and 333-274826) and RegistrationStatement on Form F-3 (Registration No. 333-270330),filed with the Securities and Exchange Commission, to be a part thereof from the date on which this Report is submitted, to the extentnot superseded by documents or reports subsequently filed or furnished.

SIGNATURES

Pursuant to the requirementsof the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereuntoduly authorized.

2

Exhibit99.1

Maris-TechSecures a $144,000 Order from a Customer in the Defense Industry for the Design and Development of Ruggedized AI Platform

TheCompany will Develop a New Product to Enable Advanced Tactical Video and Edge Computing Capabilities

Rehovot, Israel, July 28, 2025 (GLOBE NEWSWIRE) -- Maris-Tech Ltd. (Nasdaq: MTEK, MTEKW) (“Maris-Tech” or the “Company”), a globalleader in video and artificial intelligence (“AI”) - based edge computing technology, today announced that it has receiveda $144,000 order. The order, placed by a customer in the defense industry, is for the design and development of an advanced tacticalvideo and AI-based platform.

Thenew product will be based on Maris-Tech’s Jupiter-AI miniature edge computing solution, which is known for its low power consumption,compact size, and robust performance in mission-critical environments. The platform will be designed to support both day and thermalvideo sensors and to meet the extreme operational requirements needed in modern tactical warfare.

Thedesign and the development of Maris-Tech’s new product are expected to enhance real-time situational awareness and decision-makingcapability for tactical units operating in harsh field conditions.

“Thisis another step in our transition to supplying comprehensive products to the defense market, particularly in the field of tactical devices,”said Israel Bar, Chief Executive Officer of Maris-Tech. “We believe this order both validates the strength of our Jupiter-AI platformand reflects a growing confidence in our ability to deliver rugged, high-performance systems that respond to today’s defense needs.”

AboutMaris-Tech Ltd.

Maris-Techis a global leader in video and AI-based edge computing technology, pioneering intelligent video transmission solutions that conquercomplex encoding-decoding challenges. Our miniature, lightweight, and low-power products deliver high-performance capabilities, includingraw data processing, seamless transfer, advanced image processing, and AI-driven analytics. Founded by Israeli technology sector veterans,Maris-Tech serves leading manufacturers worldwide in defense, aerospace, Intelligence gathering, homeland security (HLS), and communicationindustries. We’re pushing the boundaries of video transmission and edge computing, driving innovation in mission-critical applicationsacross commercial and defense sectors.

Formore information, visit https://www.maris-tech.com/

Forward-LookingStatement Disclaimer

Thispress release contains “forward-looking statements” within the meaning of Section 27A of the Securities Act of 1933, as amended,and Section 21E of the Securities Exchange Act of 1934, as amended, that are intended to be covered by the “safe harbor”created by those sections. Forward-looking statements, which are based on certain assumptions and describe our future plans, strategiesand expectations, can generally be identified by the use of forward-looking terms such as “believe,” “expect”,”“may”, “should,” “could,” “seek,” “intend,” “plan,” “goal,”“estimate,” “anticipate” or other comparable terms. For example, the Company is using forward-looking statementswhen it is discussing the benefits and advantages of the Company’s advanced tactical video and AI-based platform, that the designand the development of Maris-Tech’s new product are expected to enhance real-time situational awareness and decision-making capabilityfor tactical units operating in harsh field conditions, and the Company’s belief that the order both validates the strength ofthe Company’s Jupiter-AI platform and reflects a growing confidence in its ability to deliver rugged, high-performance systemsthat respond to today’s defense needs. The Company’s actual results and financial condition may differ materially from thoseindicated in the forward-looking statements. Therefore, you should not rely on any of these forward-looking statements. Important factorsthat could cause our actual results and financial condition to differ materially from those indicated in the forward-looking statementsinclude, among others, the following: its ability to successfully market its products and services, including in the United States; theacceptance of its products and services by customers; its continued ability to pay operating costs and ability to meet demand for itsproducts and services; the amount and nature of competition from other security and telecom products and services; the effects of changesin the cybersecurity and telecom markets; its ability to successfully develop new products and services; its success establishing andmaintaining collaborative, strategic alliance agreements, licensing and supplier arrangements; its ability to comply with applicableregulations; and the other risks and uncertainties described in the Annual Report on Form 20-F for the year ended December 31, 2024,filed with the Securities and Exchange Commission (the “SEC”) on March 28, 2025, and its other filings with the SEC. TheCompany undertakes no obligation to publicly update any forward-looking statement, whether written or oral, that may be made from timeto time, whether as a result of new information, future developments or otherwise.

InvestorRelations:

NirBussy, CFO
Tel: +972-72-2424022
Nir@maris-tech.com