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Products detail
NFC Key fob
Product sizeCustomized
Printing processLaser, wire drawing printing, coding and data writing, edge glue, etc.
MaterialABS, PVC synthesis/epoxy resin, metal edge
Working frequencyIC:13.56MHz ID:125KHz (UHF chip can be customized for some models)
ProtocolIS014443A / IS015693 / 1S018000-6C
ChipNXP series: Mifare, Ntag, Hitag, UCODE, ICODE
Applications
Pet identification, pet anti-lost, pet management, etc.

NFC Key Fob – Factory Direct Since 2011

Convenient and durable access control on your keyring. Our NFC Key Fobs attach directly to keys – perfect for apartment gates, office doors, gym lockers, and parking access. The compact design keeps credentials always within reach.

Operates at 13.56MHz. Compatible with standard RFID readers and NFC smartphones. Available with MIFARE, NTAG, or FUDAN chips. Custom logo printing and pre-encoding available.

As a professional factory established in 2011, we offer OEM / ODM services including custom molding and bulk encoding.

Chip

NXP series: 

Mifare, Ntag, Hitag, UCODE, ICODE

Range

2-10cm

Size

Customizable according to customer requirements

Protocol

ISO14443A、ISO15693、ISO18000

Frequency

13.56MHz

Data Retention

≥ 10 years

Write Cycles

≥ 100,000 cycles



FAQ
What is an NFC Key Fob?
An NFC Key Fob is a small, portable RFID/NFC device attached to a keychain that allows secure contactless identification for access control, door entry, or authentication systems.
How does an NFC Key Fob work?
The key fob contains an NFC or RFID chip inside a durable plastic or epoxy housing. When tapped or brought near a reader, it transmits a unique ID for system authentication or access verification.
What is an NFC Key Fob used for?
NFC Key Fobs are commonly used for:

Access control systems
Office and building entry
Hotel room key systems
Employee attendance tracking
Gym and membership access
Parking system authentication
Industrial security systems
What are the advantages of NFC Key Fobs?
Key benefits include:

Compact and portable design
Durable and water-resistant housing
Easy to carry on keychains
Secure identification with unique UID
Long service life
Compatible with most RFID access systems
What chips are available inside NFC Key Fobs?
We support MIFARE® Classic, MIFARE® DESFire®, NTAG®, Ultralight®, Fudan FM series, and other RFID/NFC chips depending on system requirements.
Can NFC Key Fobs be customized?
Yes. We provide full customization including:

Logo printing or engraving
Custom shape and color options
UID encoding and serialization
QR code integration
Keychain attachment styles
Private label branding
What materials are available for NFC Key Fobs?
Options include ABS plastic, epoxy resin, PVC, and eco-friendly materials depending on durability and design requirements.
What is the production lead time?
Production typically takes 7–12 business days after artwork approval depending on order quantity and customization level.
Why choose Union Smart as your NFC Key Fob manufacturer?
With over 15 years of manufacturing experience, Union Smart specializes in RFID and NFC products including cards, key fobs, wristbands, and smart tags. Our factory is certified under ISO 9001 and ISO 14001 standards and supports OEM/ODM customization, private label production, and global shipping services.
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Address：6th Floor, Building 3, Jinli Science and Technology Industrial Park, Jinniu West Road, Pingshan New District, Shenzhen
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