How many TCP connections can be supported simultaneously?

The module supports a maximum of 32 TCP connections.

What is the typical lead time for orders?

Lead time is about 3-7 days due to abundant inventory.

What security mechanisms are included?

It includes WEP64, WEP128, TKIP, and AES encryption with WEP/WPA-PSK/WPA2-PSK/WAPI support.

UART HF-A21-SMT High Performance Wi-Fi module

Name: UART HF-A21-SMT High Performance Wi-Fi module
Brand: CTC Technology Co., Ltd.
SKU: 918163495

Guangdong, ChinaCTC Technology Co., Ltd.

US$1.00-10.00

1 Piece

Sample price:US$4.00/piece.Request sample

Product profile

Customization

Available

Usage

Telephone, Computer, Workstation, Server, Mobile phone, Laptop

Type

Wireless

Model NO.

HF-A21-SMT

Information content

Data

Certification

CE, RoHS, FCC

Condition

New

Wireless standard

802.11 b/g/n

Transport Package

Carton

Specification

2.412GHz-2.484GHz

Trademark

IOT MODULE

Origin

China

HS Code

8517709000

Production Capacity

10000

Key features

Comprehensive Certifications: FCC, CE, and RoHS certified for global compliance and safety.

Flexible Antenna Options: Supports external I-PEX connector or internal on-board PCB antenna.

Multiple Network Modes: Supports STA, AP, and AP+STA modes for versatile connectivity.

Robust Security Protocols: Includes WEP, WPA-PSK, WPA2-PSK, WAPI, and AES encryption.

High TCP Connection Capacity: Supports up to 32 simultaneous TCP connections for multi-device use.

Customizable Software Support: Provides SDK package and smart link tools for custom application development.

Fast Lead Time: Short lead time of 3-7 days for abundant inventory availability.

Company profile

CTC Technology Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2013-01-03 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤6.86h CertifiedTerms of Payment: LC, T/T, PayPal, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR, EXW

AI-Powered supplier vetting

SummaryCTC TECHNOLOGY CO., LTD. is presented as a China-based electrical and consumer-electronics manufacturer with an owned factory, multiple customer support centers, and product coverage spanning home appliances, mobile chargers, connectors, PCBA, and related electronic components. The supplier reports export activity since 2013, with exports representing 71%–90% of total sales. Production information includes three production lines, approximately 1,000,000 mobile chargers annually, more than 500 factory workers, and 6–10 quality-control staff. ISO 9001:2008, CE, RoHS, and BIS are stated for its home-appliance products. Evidence also shows transactions involving connector products with BAJAJ COMMUNICATIONS PRIVATE LIMITED and PENGUIN ELECTRONICS PRIVATE LIMITED. However, after-sales processes, financial credibility, customization execution, and innovation results are not sufficiently documented. Financial figures are omitted.

Supplier typeThe supplier is described as a manufacturer with its own factory, producing home appliances and mobile chargers while also offering electronic components, PCBA, charger solutions, and related products. Its stated business scope covers Electrical & Electronics and Consumer Electronics, with export activity conducted through agency and self-operated channels.

CertificationsThe supplier states that its products have been certified by ISO 9001:2008 quality system, CE, RoHS, and BIS. The evidence does not specify certification scope, validity, or whether all listed connector and charger products are covered, but it explicitly supports certification holding for its stated product range.

Production capacityThe supplier reports an owned factory, more than 500 factory workers, three production lines, approximately 1,000,000 mobile chargers of annual output, and 6–10 quality-control staff. It also states that 90% of wire, plastic parts, circuit boards, metal stamping, packaging, and other accessories are produced internally, providing explicit evidence of substantial manufacturing and vertical-integration capability.

Client casesShipment records associate CTC TECHNOLOGY CO., LTD. with BAJAJ COMMUNICATIONS PRIVATE LIMITED for Type-C connector products and with PENGUIN ELECTRONICS PRIVATE LIMITED for L-type electrical connectors. These records provide named-buyer evidence and repeated product transactions, although they do not establish order scale, satisfaction, duration, or performance outcomes.