Is this tag suitable for access control systems?

Yes, it is specifically designed for access control system applications.

What certifications does the product have?

The product is certified with CE, FCC, and RoHS.

125kHz Tk4100 Key Chain Tag for Access Control system

Name: 125kHz Tk4100 Key Chain Tag for Access Control system
Brand: Shenzhen Dwell Electronics Co., Limited
SKU: 809990675

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.

K001

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

40.5*32*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, and Grey.

Multiple Chip Options: Supports TK4100, S50, S70, F08, EM4100, EM4102, and EM4450 chips.

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

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

Compact Design: Dimensions of 40.5x32x4.2mm ensure easy portability and keychain attachment.

Global Certifications: Certified with CE, FCC, and RoHS standards for safety and compliance.

1-Year Warranty: Comes with a comprehensive 1-year warranty for peace of mind.

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

Company profile

Shenzhen Dwell Electronics Co., Limited

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤11.43h

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.