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LF Key Fob

LF Key Fob

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 Production Time: 15-20 days

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€9,99
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Low Frequency Key Fob – Custom Design Access

  • Chip: 125 kHz RFID (e.g., EM4200 or TK4100) – compatible with most LF access and locker systems
  • Shape: Customizable special shape such as logo, mascot, figure, or icon
  • Material: Durable ABS plastic, water-repellent, and suitable for daily use
  • Design: Laser engraving, embossed logo, numbering, or colored printing
  • Mounting: Supplied with a metal ring – ready for keychain, bag, or ID straps
  • Usage: For businesses, sports halls, swimming pools, events, and clubs
  • Minimum order: 100 pcs.
  • Delivery: 15–20 days, depending on shape and details
  • Setup: We customize the chip and frequency according to your system

SKU:RFID-250514

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Production Time 15-20 days
Material SummaryABS
RFID Summary EM4200 — TK4100 — HITAG®
Customisation Summary Available
Certificates Summary
Material TypeABS
Sustainable ElementsFully recyclable.
Water ResistanceWater-resistant
Color Fastness6/8
ComfortCan feel “plastic-rigid” on skin
Fire RetardantNot Fire Retardant
Temperature Tolerance−20 to +80 °C
CO2 Footprint 0.018 kg CO2e
Print MethodFull colour
Amount of ColoursUnlimited
SurfaceMatte
Colour PaletteCMYK
Scratch ResistanceMedium
Print Durability3 days
Print QualityPhoto
Serialization AvailableAvailable
SpecificationEM4200TK4100HITAG®
ManufacturerEM MicroelectronicFudanNXP
Frequency125 kHz125 kHz125 kHz
ISO/IEC StandardISO 11784/85ISO 11784/85, ISO/IEC 10536ISO 11784/85, ISO 14223, ISO 18000-2
Max Range60.0 mm50.0 mm50.0 mm
Memory Capacity16 bytes8 bytes32,256 bytes
UID Length5 bytes5 bytes4 bytes
Data ProtectionNoneNoneProprietary key auth
Read/Write Cycles00100000
Certificate 1
DescriptionCE marking is a declaration by the manufacturer that a product meets the health, safety, and environmental standards of the European Economic Area (EEA) and can be sold freely within it.
Certificate 2
Name EN ISO 7816-8:2021
Issued ByIntegra96 Int.
Certificate NumberTTC-22-2911/14/02
Valid Until29. Nov 2027
DescriptionThis standard specifies the technical commands used for security operations within smart cards (integrated circuit cards). It defines the protocols for cryptographic computations, digital signatures, and user verification (authentication). Ideally used to ensure secure data exchange between the chip (e.g., in a wristband) and the reading device.
Certificate 3
Name IEC 62321 Series (RoHS 2011/65/EU)
Issued ByHTT TECHNOLOGY CO.
Certificate NumberHTT191213126R
DescriptionRoHS Certificate of Conformity verifies that the RFID wristbands (including Silicone, ABS, and PVC models) comply with the RoHS Directive 2011/65/EU and (EU) 2015/863. Tested according to IEC 62321 series standards to ensure restricted substances (like Lead, Mercury, Cadmium) are within legal limits.
Certificate 4
Name AAA Credit Rating System
Issued Bydun & bradstreet
Certificate NumberJM Band 2025
Valid Until30. Sep 2025
DescriptionAAA Highest Credit Worthiness Rating (2025). Issued by Dun & Bradstreet, indicating the company has an extremely strong financial position and superior ability to meet current payment obligations. This is the highest level in the credit rating scale.

Custom Shape LF RFID Key Fob – Tailored to Your Access System and Visual Identity

LF key fobs with a 125 kHz RFID chip are an ideal choice for access and locker systems where durability, simple functionality, and unique branding must go hand in hand. The fob can be designed in the exact shape that matches your visual identity—such as a logo, figure, icon, or special contour. Whether it's for a swimming pool, a membership club, or a company with access requirements, we ensure the right chip and setup for your system.

Features and Benefits

  • RFID Technology: 125 kHz chip – e.g., EM4200 or TK4100 – broad compatibility with LF systems
  • Shape: Tailored to your design – anything from company name to mascot or iconic silhouette
  • Material: Durable ABS – water-repellent and suitable for both indoor and outdoor use
  • Customization: Laser engraving, embossed logo, serial number, or colored printing
  • Mounting: Includes metal ring – ready to use
  • Delivery: 15–20 days – depends on complexity and quantity

Typical Applications

  • Swimming pools and sports halls
  • Fitness centers and membership clubs
  • Festivals and events
  • Business and storage areas with access control

Frequently Asked Questions

Which chips are supported?

We offer standard LF chips such as EM4200 and TK4100, which work with most 125 kHz systems. We are happy to advise based on your system.

Can we get the fob in our own shape?

Yes, the key fob is designed according to your wishes—it can be in the form of a company logo, mascot, or a particular icon.

Is the fob water-resistant and suitable for daily use?

Yes, ABS plastic is both durable and water-resistant, making the fob ideal for both indoor and outdoor environments.

What is the delivery time?

Standard delivery time is 15–20 days, depending on complexity and desired finish. We are happy to advise on the options.

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