What payment methods do you accept?

We accept LC, T/T, PayPal, Western Union, Small-amount payment, Trade Assurance, Secure payment, and Cash.

What is the material of the keyfob?

The keyfob is made of ABS and Silicone.

RFID Proximity Keyfobs 125kHz Tk4100

Name: RFID Proximity Keyfobs 125kHz Tk4100
Brand: Shenzhen Dwell Electronics Co., Limited
SKU: 802114065

Guangdong, ChinaShenzhen Dwell Electronics Co., Limited

US$0.10-0.61

1 Piece

Sample price:US$0.61/piece.Request sample

Product profile

Customization

Available

Function

Identification, Information

Type

Memory Card

Model NO.

K002

Material

Silicon

Read-Write Method

Non-Contact Type

Label Category

Passive

Structure

Read-only Card

Application Field

Access Control System

Power Supply Mode

Passive Card

Frequency

Low Frequency

Warranty

1 Year

Color

Red, Yellow , Blue , Green , White , Black , Pink

Inner Chip Optional

Tk4100, S50,S70,F08

Transport Package

100PCS RFID ABS Keyfob Per Bag

Specification

35*28*4.2MM

Trademark

Dwell

Origin

Guangdong China

Production Capacity

100000 Per Month

Key features

Wide Color Options: Available in Red, Yellow, Blue, Green, White, Black, Pink, Grey, and more.

Multiple Chip Support: Supports TK4100, S50, S70, F08, EM4100, EM4102, and various Hitag chips.

Dual Frequency Capability: Operates at 125kHz and 13.56MHz for versatile access control applications.

Durable Material: Constructed from high-quality ABS and Silicone for long-lasting performance.

Compact Design: Small size of 35x28x4.2mm ensures easy portability and keychain attachment.

Non-Contact Reading: Features non-contact read-write method for fast and secure data access.

1-Year Warranty: Comes with a 1-year warranty covering manufacturing defects.

Fast Lead Time: Peak and off-peak season lead times are both within 15 working days.

Company profile

Shenzhen Dwell Electronics Co., Limited

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤9.35h

AI-Powered supplier vetting

SummaryDwell demonstrates OEM/ODM and broad customization capabilities, supported by reported professional engineering and management personnel, standardized production facilities, and a creative R&D base. The supplier reports ISO9001:2008, CE, FCC, and RoHS compliance, and states that purchased materials undergo inspection. It has launched new products within the past year and provides ODM services, but its R&D team is limited to one engineer and no SDK is available. After-sales complaint handling and corrective/preventive-action procedures have documented implementation. Financial records are represented for 2020–2022, but the supplied information does not provide sufficient evidence to assess financial strength. Quality traceability status is unknown and the stated quantity of quality-control test equipment is zero. The supplier reports OEM service for well-known brands and exports to Europe, America, Southeast Asia, and other regions, although no specific customer names or case details are provided. Overseas...

Supplier typeThe supplier is positioned as an OEM/ODM manufacturer: it reports OEM service for well-known brands, ODM availability, and production of products based on customer designs and requests. Its company description also identifies standardized production and inspection facilities, supporting classification as a product manufacturer rather than only a trading intermediary.

CertificationsThe supplier states that its products comply with ISO9001:2008, CE, FCC, and RoHS requirements, and describes ISO quality-management policies as implemented across management and production procedures. It also reports sustainable-development/product certification capability covering CE, RoHS, and FCC, although the slices do not provide certificate numbers, validity dates, or issuing bodies.

After-Sales capabilityThe supplier has clear procedures and implementation records for corrective and preventive actions and customer complaint handling. Its technology engineer is also responsible for providing technical support for after-sales service, but the overall service infrastructure is limited by the reported absence of overseas agents or branches, overseas showrooms, and offline trade-show participation.

R&D capabilityThe supplier reports new products during the past year, ODM service, a creative R&D base, and one R&D engineer responsible for new product development and technical support. However, the R&D staffing is limited to one engineer and no SDK is available, so the evidence supports active but limited innovation capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its company description further states that it can OEM/ODM and design practical products according to customer requests, providing direct evidence of broad customization coverage.