Does the module support external antennas?

Yes, the attribute list specifies an external WiFi antenna type with 18dBi gain.

What certifications does the product have?

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

HF-BL300 BLE Patch Package IOT WiFi Module Electronic Component

Name: HF-BL300 BLE Patch Package IOT WiFi Module Electronic Component
Brand: CTC Technology Co., Ltd.
SKU: 916988875

Guangdong, ChinaCTC Technology Co., Ltd.

US$10.00

1-7,999 Pieces

US$5.00

8,000-11,999 Pieces

US$1.00

12,000+ Pieces

Product profile

Customization

Available

Type

WiFi Module

Work Mode

AP+STA

Model NO.

HF-BL300

WiFi Antenna Type

External

Transmission Rate

<100Mbps

Voltage

3.3V

Antenna Gain

18dBi

Color

Black

Certification

RoHS, FCC, CE

Package

Carton

Trademark

Origin

China

HS Code

8542399000

Production Capacity

10000000

Key features

BLE 5.0 & 2Mbps Rate: Supports BLE 5.0 standard with a maximum data rate of 2Mbps.

Ultra-Low Power Consumption: Super low sleep mode with 3.5uA current, ideal for battery-powered apps.

Mesh & OTA Support: Supports SIG Mesh networking and wireless OTA upgrades.

Multi-Interface Connectivity: Features UART, SPI, I2C, PWM, and ADC data interfaces.

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

Fast Lead Time: Short lead time of 3-7 days for quick delivery.

100% Tested Quality: Every unit is 100% tested before sale to ensure reliability.

Company profile

CTC Technology Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2013-01-03 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤7.01h 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.