What is the frequency of this RFID keyfob?

It operates at Low Frequency (LF) 125Khz and follows ISO11784/785 protocols.

What are the dimensions of the keyfob?

The size is 41mm x 33mm x 4.3mm.

Does the keyfob support read-write functions?

Yes, it supports both read-only and read-write working types.

Factory Price 125kHz RFID Proximity Keyfob Card Frequency for Access Control

Name: Factory Price 125kHz RFID Proximity Keyfob Card Frequency for Access Control
Brand: Quanzhou Hecere Electronic Co., Ltd.
SKU: 1964887502

Fujian, ChinaQuanzhou Hecere Electronic Co., Ltd.

US$0.28

500 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Function

Identification

Type

Keychain

Model NO.

RFID CARD

Material

PVC

Read-Write Method

Contact Type

Label Category

Passive

Structure

Read-Write Card

Power Supply Mode

Passive Card

Frequency

Low Frequency

Specification

25mm/30mm

Trademark

HECERE

Origin

Fujian, China

HS Code

8523521000

Production Capacity

80000000/Month

Key features

Customizable Colors: Purple, Grey, Black, White available with 7-day customization lead time.

Multiple Chip Options: Supports TK4100, EM4100, EM4200, EM4305, T5577, and T5567 chips.

Diverse Logo Printing: Offers silk-printing, laser numbering, UID, barcode, and serial number options.

Waterproof Design: Durable ABS plastic construction suitable for various environments.

Wide Frequency Range: Operates at 125Khz LF with 0-10cm reading distance depending on device.

Read-Write Capability: Supports both read-only and read-write working types for flexibility.

Standard Dimensions: Compact size of 41mm x 33mm x 4.3mm fits standard keychains.

Passive Power Supply: No battery required; operates as a passive card for long-term reliability.

Company profile

Years of Export ExperienceR&D CapabilitiesProduct CertificationDigital Management Enterprise

Quanzhou Hecere Electronic Co., Ltd.

Fujian, China

Business Type: Manufacturer/FactoryExport Year: 2020-11-28Average Response Time: ≤10.32h

AI-Powered supplier vetting

SummaryQuanzhou Hecere Electronic Co., Ltd. is identified as a China-based limited company offering RFID Tags. The records describe both trading-company and manufacturer/factory classifications, with five employees and no affiliated company. It has 11 years of export experience and self-operated import/export rights. The supplier supports minor and flexible customization but reports no new products in the past year, no ODM service, and no available SDK. Quality and after-sales systems appear weak: finished products are checked by packing staff, with no written complaint-handling or corrective-action procedures and no stated quality assurance. No financial figures or sufficient financial assessment evidence are provided. The supplier has no overseas showroom, agents, branches, or offline trade-show participation. A TUV Rheinland audit record is present for the RFID Tag product, but the meaning of the recorded evaluation result is not specified.

After-Sales capabilityThe supplier has no written procedures or records for handling customer complaints or for corrective and preventive actions related to service capability. It also has no overseas showroom, agents, branches, or stated overseas service countries, indicating explicit weaknesses in documented after-sales support and international service coverage.

R&D capabilityThe supplier's business scope includes research and development of electronic, communication, and automatic-control technologies, but the records state that no new products were introduced in the past year, no ODM service is offered, and no SDK is available. This provides explicit evidence of limited recent product innovation and development support.

Production capacityThe supplier is classified as a manufacturer/factory in one record and offers RFID Tags, but finished products are checked by packing staff and no quality-assurance system is reported. The company has five employees and zero cooperative suppliers listed, so production scale and robustness are not demonstrated; the stated quality-control evidence indicates a deficiency.

Customization capabilityThe supplier explicitly offers minor customization and flexible customization design services. However, the records do not describe the scope, technical limits, or delivery process for these services; the available evidence supports customization capability at a limited or flexible level.