What is the lead time for orders?

The lead time is within 15 workdays for both peak and off-peak seasons.

What certifications does the product have?

The product is certified with RoHS.

125kHz Passive Tk4100 Read Only T5577 Writable RFID Smart Keyfob

Name: 125kHz Passive Tk4100 Read Only T5577 Writable RFID Smart Keyfob
Brand: JingZhou SynTek Smart Technology Co., Ltd.
SKU: 888664085

Hunan, ChinaJingZhou SynTek Smart Technology Co., Ltd.

US$0.10

500 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Certification

RoHS

Shape

Customized

Model NO.

rfid keyfob

Kind

RFID Keyfob

Type

Non-contact

Application

Social Security Card, Community Card, Hotel Card, Enterprise Card, Traffic Card, Supermarket Card, Campus Card, Smartcard Application

Style

Keychain

Model Number

RFID Key Tag

Material

ABS,PVC

Frequency

13.56MHz,125kHz

Chip

F08,5200,T5577,etc.

Protocol

ISO14443/15693,ISO11784/785

Crafts

Silkscreen,Laser Logo,etc

Color

Blue,Black,Red,Orange,etc.

Supply Ability

3000000 Piece/Pieces Per Month

Transport Package

100PCS/Bag, 5000PCS/CTN

Specification

38*30*6mm, or customized

Trademark

OEM

Origin

China

Production Capacity

3000000 Piece/Pieces Per Month

Key features

Customizable Shape: Shape can be customized to meet specific design requirements.

Multi-Color Options: Available in Blue, Black, Red, Orange, and other custom colors.

Wide Frequency Support: Supports 125KHz, 13.56MHz, and 860-960MHz frequencies.

Versatile Chip Compatibility: Compatible with TK4100, T5577, 5200, EM4305, NFC, and other chips.

Durable Material Options: Constructed from ABS, PVC, Silicone, or Epoxy materials.

Customizable Printing: Offers Silkscreen printing, Laser Logo, and UID code engraving.

OEM and ODM Services: Full OEM and ODM services available for brand customization.

High Monthly Capacity: Supply ability of 3,000,000 pieces per month.

Company profile

JingZhou SynTek Smart Technology Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2019-04-29 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤3.99h CertifiedTerms of Payment: T/T, PayPal, Western Union

AI-Powered supplier vetting

SummaryJingZhou SynTek Smart Technology Co., Ltd. is a China-based limited company and factory established in 2017, focused on RFID cards, tags, labels, blocking cards, key fobs, smart cards, and related products. The supplier reports 182 employees, five production lines, 11–20 quality-control staff, four years of R&D-engineer experience, and peak- and off-season lead times within 15 workdays. It offers custom functions, shapes, and materials, maintains its own mold production line, and states that it can develop readers and chips. Export activity began in 2019, with 71%–90% of sales reportedly from exports and Europe identified as a primary market. The evidence supports manufacturing, product development, customization, and international sales capabilities. However, no formal certification, detailed after-sales process, or independently verifiable customer references are provided. Financial information is not assessed.

Supplier typeThe supplier is identified as a factory/manufacturer in the manufacturing industry and operates as a limited company established in China. Its stated product scope centers on RFID cards, tags, labels, blocking cards, key fobs, and smart cards, indicating a specialized RFID-related manufacturing supplier.

After-Sales capabilityThe supplier states that it provides technical consulting, support, professional technician assistance, and customer service. These statements indicate an available support orientation, but no detailed after-sales workflow, warranty terms, response standards, or service performance evidence is provided.

R&D capabilitySynTek reports its own mold production line, capability to develop readers and chips, R&D and manufacturing of RFID products, and research into blocking key cases and phone cases beginning in 2017. The supplier is also associated with high-tech and technology-based enterprise classifications, supporting an innovation capability assessment.

Production capacityThe supplier reports five professional production lines, 11–20 quality-control staff, peak-season and off-season fulfillment within 15 workdays, and a monthly output of approximately 400,000 TM tags for the Russia market. It also describes manufacturing across multiple RFID and blocking-product categories, providing explicit evidence of production capacity and operational breadth.

Customization capabilityThe supplier explicitly offers customized tags and labels by function, shape, and material, and states that it can design products in different quantities and sizes. Its own mold production line further supports the stated ability to develop customized product forms.

Client casesThe supplier states that it has been a leading blocking-card supplier to the Europe market during the past three years and the biggest TM-tag supplier to the Russia market, with reported monthly output of approximately 400,000 pieces. These are supplier-reported market examples, but no named customers, contracts, or independently verifiable case studies are provided.