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    AI Overview

    An AI Overview is not available for this searchCan't generate an AI overview right now. Try again later.
    AI Overview
    30X50mm Programmable Waterproof RFID Epoxy NFC Tag / NFC ...
    Programmable RFID Epoxy Key Cards (or fobs) are durable, waterproof, and customizable access control devices made by sealing RFID/NFC chips between layers of epoxy resin. Featuring a glossy 3D finish, these durable, often 125kHz or 13.56MHz (NFC) cards are used for secure access, parking, and loyalty programs. They are fully rewritable, allowing for custom branding and multiple uses. 
    Key Features and Benefits 
    • Durability: Resistant to water, moisture, chemicals (fuel, mineral oils), shock, and high temperatures, making them suitable for harsh environments.
    • Programmability: Many models use rewritable chips (e.g., T5577 for 125kHz, NTAG series for 13.56MHz) allowing for re-encoding.
    • Customization: Available with 4-color printing, laser engraving (serial numbers, logos), and PMS color matching.
    • Versatility: Can be made in custom shapes, sizes, and attached to keychains or made into rings.
    • Security: Compatible with various access control protocols (e.g., HID, Mifare). 
    Common Applications 
    • Access Control: Secure entry for residential, office, and parking facilities.
    • Promotional/Marketing: Custom-branded, scannable cards that link to websites, social media, or digital content.
    • Loyalty & Fitness: Used for 24-hour gym memberships, swimming pools, and membership cards. 
    Common Technical Specifications 
    • Material: Epoxy Resin and PVC.
    • Frequency: 125kHz (Proximity) or 13.56MHz (High Frequency/NFC).
    • Operating Temp: Often durable from
      -40∘Fnegative 40 raised to the composed with power F
      −40∘F
      to
      284∘F284 raised to the composed with power F
      284∘F
      (
      -40∘Cnegative 40 raised to the composed with power C
      −40∘C
      to
      140∘C140 raised to the composed with power C
      140∘C
      ).
       
    These cards are highly customizable, allowing for personal branding, such as adding names or logos to the epoxy layer for a professional, branded, or personalized look. 
    • Waterproof Customized Reusable Epoxy Key Fob - RFID Cards
      What is an RFID epoxy keyfob? An RFID epoxy keyfob is a small, durable device made of epoxy resin, with an embedded RFID chip. It ...
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    • Epoxy NFC Cards - Customizable RFID Access Control - Alibaba.com
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    Show all
    • Waterproof Customized Reusable Epoxy Key Fob - RFID Cards
      What is an RFID epoxy keyfob? An RFID epoxy keyfob is a small, durable device made of epoxy resin, with an embedded RFID chip. It ...
      Dennison Business Solutions
    • Custom Programmable RFID Epoxy Tag PVC Card 215 Chip 13.56 ...
      This manufacturer and trader primarily sells to Italy, Lithuania, and Canada, and offers full customization and design customizati...
      Alibaba
    • Generic RFID Rewritable T5577 Chip Black or White epoxy Ceramic ...
      Top highlights * 【RFID chip】Using the original T5577 chip with a frequency of 125kHz, it can easily replicate TK4100 (EM4100) and ...
      Amazon.com
    • RFID Fobs & Epoxy Fobs
      Custom epoxy key fobs are molded fobs that can be made to a custom size and printed in 4-color process printing or PMS exact color...
      www.standardplasticcards.com
    • 13.56MHz Epoxy RFID Bus Key Tag Smart Card
      Details. ... Features: The appearance of small and exquisite,easy to carry,easy to use,waterproof,Anti-moisture,shock resistance,b...
      WUHAN YAOQIWEI MACHINERY TECHNOLOGY CO., LTD.
    • Epoxy NFC Cards - Customizable RFID Access Control - Alibaba.com
      Q3: Can the information on an NFC card be altered once it is programmed? Yes, in most cases, the data on an NFC card can be rewrit...
      Alibaba.com
    • HID Epoxy Tag RFID Tags - HID Global
      HID Epoxy Tag RFID transponders are constructed for optimal performance under harsh conditions. They are resistant to fuels, miner...
      HID Global
    • Your trusted customize and personalize epoxy cards supplier
      What Is An Epoxy Card? An epoxy card is a custom-made RFID smart card characterized by a glossy exterior, 3D effect, water resista...
      MoreRFID
    • Making Scannable Custom Epoxy Keychains with Embedded ...
      Sep 8, 2021 — welcome back today I'm going to share with you how I make my epoxy keychains that I embed with NFC chips and those are little card...
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      13m
    • Custom RFID Cards I Branded I Blank I Pre-made RFID & ProxCards ...
      Proximity Cards (Prox Cards) – 125kHz Contactless Access Proximity cards (also known as Prox cards) operate at low frequency (125–...
      www.standardplasticcards.com
    • Making Resin RFID Key Fobs on our CNC Milling Machine ...
      Sep 23, 2022 — space all right so at the maker space we use two different types of electronic key fobs but it's kind of a pain to have two differ...
      YouTube·Makers Workshop
      7m
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    My Ad Center

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    RFID epoxy card with elastic rope, you can hang with your keys or in your wallet! The default size is 50x30mm, also support customized shape and size, ...Read more

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    People also ask
    Can I program an RFID card?
    You can program the RFID tags with your device connected and the data ready. Most RFID programming software features a straightforward, one-click operation that allows you to write the data to the tag effortlessly.Nov 28, 2024

    Easy Steps to Program an RFID Tag: A Beginner's Guide - Lowry Solutions


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    Which is better, NFC or RFID?
    An AI Overview is not available for this searchCan't generate an AI overview right now. Try again later.
    AI Overview
    Neither RFID nor NFC is universally "better"; the choice depends on the application: RFID is superior for long-range, high-volume tracking (like inventory), while NFC is better for secure, short-range, user-initiated interactions (like contactless payments and access control) due to its two-way communication and smartphone compatibility. Think of NFC as a specialized, secure subset of the broader RFID technology, designed for intentional taps rather than broad scanning. 
    Choose RFID for:
    • Long-Range Tracking: Asset tracking, logistics, and inventory management where tags need to be read from meters away (especially with active tags). 
    • Bulk Identification: Reading many items quickly at once, like pallets in a warehouse. 
    • Customization: More configurable for diverse industrial uses. 
    Choose NFC for:
    • Secure Transactions: Contactless payments (Apple Pay, Google Pay) and secure ticketing. 
    • Smartphone Integration: Works with existing smartphones without special readers. 
    • Device-to-Device Communication: Enables two-way data exchange, like sharing files or connecting devices. 
    • Controlled Access: Secure key cards and door entry systems. 
    Key Differences Summarized:
    • Range: RFID (long, up to 100m+ for active tags) vs. NFC (very short, under 20cm). 
    • Security: NFC is inherently more secure for user interactions due to its short range and encryption support; RFID security varies by implementation. 
    • Functionality: RFID is primarily "one-way" (read-only), while NFC supports two-way conversations. 
    • Frequency: NFC uses a fixed high frequency (13.56 MHz); RFID uses multiple bands. 
    • RFID vs NFC - What's The Difference? - Wireless Links
      Dec 7, 2025 — Its smartphone compatibility makes it easy to deploy without specialized hardware. Frequently Asked Questions. Is RFID ...
      Wireless Links
    • NFC vs. RFID: What's the Difference?
      Apr 29, 2022 — nfc or RFID. the answer depends on your needs rfid and NFC are two technologies used for wireless data transmission rf...
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    • RFID vs. NFC: Learn the pros and cons of each | TechTarget
      Sep 10, 2025
      TechTarget
    • What is the difference between NFC and RFID? | FAQ - IoT Journey
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    • RFID vs. NFC technology, which is better?
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    • NFC vs. RFID: Which is Better for Your Office? - PowerBx
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    • NFC vs. RFID Wallets | Ekster® Blog
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    • NFC vs. RFID: Which One Is Right For Your Business?
      Apr 24, 2025 — it's a wireless technology that uses radio waves to detect. and identify tagged items automatically. and without line ...
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    • NFC vs RFID: Key Differences, Security, How to Choose - AJProTech
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      RFID vs NFC - What's The Difference? - Wireless Links
      Dec 7, 2025 — Its smartphone compatibility makes it easy to deploy without specialized hardware. Frequently Asked Questions. Is RFID ...
      Wireless Links
      NFC vs. RFID: What's the Difference?
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      NFC vs. RFID: Which is Better for Your Office? - PowerBx
      Jun 6, 2024 — * NFC: High security due to short range, often used in secure applications like payments and access control. * RFID: S...
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      Show more
      Does aluminum foil really block RFID?
      An AI Overview is not available for this searchCan't generate an AI overview right now. Try again later.
      AI Overview
      Will Aluminum Foil Block RFID? — The HF vs. UHF Divide - RFID ...
      Yes, aluminum foil can block or disrupt RFID signals by reflecting or absorbing the electromagnetic waves, similar to a basic Faraday cage, but it's not a reliable long-term solution due to gaps, tears, and durability issues. For guaranteed protection, specially designed RFID-blocking wallets or sleeves with engineered materials are more effective and convenient.
       
      How it works
      • Signal disruption:
        Aluminum's conductivity reflects and absorbs RFID signals, preventing them from reaching the reader. 
      • Frequency dependent:
        It's generally effective for High-Frequency (HF) (like credit cards) but less so for other frequencies, requiring thicker or multiple layers for better blocking. 
      Limitations of aluminum foil
      • Incomplete coverage: Even tiny tears, wrinkles, or gaps can allow signals to pass through. 
      • Poor durability: Foil wears out easily with folding and bending, losing its protective integrity. 
      • Inconvenience: Wrapping cards individually is bulky and impractical for daily use. 
      Better alternatives
      • RFID-blocking wallets/sleeves: These use more advanced materials designed to block various RFID frequencies reliably.
      • Specialized films: Products like RFID Cloaked's composite films offer more robust shielding. 
      • LPT: an inexpensive way to protect against RFID attacks is to ... - Reddit
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        Show more

        Ask anything in AI Mode

        Tell me more about RFID signals
        List effective RFID blocking products
        Explain how RFID technology works
        Can I use my smartphone as an RFID?
        An AI Overview is not available for this searchCan't generate an AI overview right now. Try again later.
        AI Overview
        Yes, you can use your smartphone as an RFID tag, primarily through its Near Field Communication (NFC) chip, which is a type of RFID, allowing it to emulate cards for payments, access, or data sharing, though this works best on Android with apps like NFC Tools for custom emulation, while iPhones are more restricted to official uses like Apple Pay. You'll need NFC in your phone settings and compatible apps, but success depends on the type of RFID system (NFC is short-range, UHF needs special readers) and if the reader supports smartphone emulation.
        This video demonstrates how to use your phone's NFC to copy an access card:
        43s
        temofe jr
        YouTube · Jan 14, 2022
        How it works
        • NFC (High Frequency - HF):
          Most modern smartphones have NFC, operating at 13.56 MHz, great for short-range taps (like credit cards). Apps can make your phone mimic an NFC tag's data for various uses.
        • UHF (Ultra-High Frequency):
          Standard RFID used in inventory often uses UHF (860-960 MHz) for longer ranges (feet/meters), which smartphones cannot natively do; you'd need a special RFID sled accessory.
        For Android
        • Enable NFC: Go to Settings > Connections (or similar) and turn on NFC.
        • Use Apps: Download apps like NFC Tools (or similar) to write data (like URLs, contact info) or emulate card data (like access codes).
        • Emulation: Android's Host Card Emulation (HCE) lets apps act as a tag when tapped against a reader.
        Watch this video to see how to use the NFC Tools app for programming:
        58s
        The Wizard of West LA
        YouTube · Jan 27, 2020
        For iPhone (iOS)
        • Limited Emulation:
          Apple restricts NFC for security, primarily for Apple Pay, transit, and digital car keys.
        • Reading/Writing:
          iPhones can read NFC tags and write data using apps, but full tag emulation for custom access cards is generally not supported without jailbreaking or specific system features.
        What you need
        • Smartphone with NFC: Check your phone's settings.
        • Compatible Reader: The device you're tapping against must also support NFC or RFID.
        • App (for customization): NFC Tools (Android) or similar.

        Related Links

          AI responses may include mistakes. Learn more

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          Ask anything in AI Mode

          Explain NFC technology in simple terms
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          Waterproof Customized Reusable Epoxy Key Fob


          Dennison Business Solutions
          https://dbsme.com › product › detail › rfid-epoxy-keyfob
          Dennison Business Solutions
          https://dbsme.com › product › detail › rfid-epoxy-keyfob
          An RFID epoxy keyfob is a small, durable device made of epoxy resin, with an embedded RFID chip. It is designed for various applications such as access control.Read more
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          RFID Epoxy Key Fobs


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          RFID Epoxy Tag coated keyfobs are a fun and convenient alternative to RFID fobs. They are produced of variety of materials and surface made of import crystal ...Read more

          Programmable Rfid Epoxy Tag Access Control(586)


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          RFID/NFC Key Fob & Epoxy Fobs


          standardplasticcards.com
          https://www.standardplasticcards.com › rfid-key-tags-epo...
          standardplasticcards.com
          https://www.standardplasticcards.com › rfid-key-tags-epo...
          RFID key tags can be custom printed with 4-color process logo or PMS exact color match. Add laser engraved numbering for durability. Epoxy Key Fobs.Read more
          Programmable RFID  Epoxy Key Cards from www.standardplasticcards.com
          Free delivery over $500 · 14-day returns
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