What HST does

HOSUNG TECHNICS CO., Ltd is a South Korean manufacturer specializing in passive RF components for telecommunications infrastructure. Founded in April 1993 in Bucheon, the company produces coaxial connectors, splitters, couplers, adapters, cable assemblies, terminations, grounding kits, arresters, attenuators, DC connectors, alarm cables, and waterproof kits. The firm positions itself as a "5G total solution provider" focused on passive devices that connect and protect radio frequency signal paths in mobile base stations and related telecom equipment.

HOSUNG TECHNICS supplies major global telecommunications equipment manufacturers including Samsung, Ericsson, and Nokia, serving the mobile phone base station segment of the telecom supply chain. The company operates through both domestic and overseas sales teams, indicating a direct B2B go-to-market model. Pricing is unit-based on component volumes shipped to OEM customers under standard telecom supply agreements. With approximately 30 employees, the company is a small, specialized manufacturer integrated into the global 5G infrastructure supply chain.

The company holds industry certifications relevant to telecom-grade manufacturing including TL9000 (telecom quality management), ISO9001 (quality management), and ISO14001 (environmental management). It has also been designated as an Innobiz (innovation-oriented SME), a Bucheon Small Giant (regional SME excellence designation), Exemplary Taxpayer, and SMEs with Promising Export. Disclosed revenue was approximately KRW 10 billion as of 2021 (roughly USD 7-8 million), placing it in the small-cap range of the Korean telecom components supplier ecosystem. Leadership is headed by CEO Bae Yong-cheol (배용철).

Name

HST

Legal name

HOSUNG TECHNICS. CO., Ltd.

Website

https://hstcns.com

Company type

Private

Founded year

1993

Operating status

Operating

Headcount range

11–50 employees

Short description

HOSUNG TECHNICS CO., Ltd is a Korean manufacturer of passive RF components for telecom infrastructure, including coaxial connectors, splitters, couplers, and cable assemblies. It supplies major telecom OEMs Samsung, Ericsson, and Nokia as a 5G total solution provider.

Ownership category

akta.pro rank

Product category

RF Components for Telecommunications Infrastructure

NAICS

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing (334220), Communications Equipment Manufacturing (3342)

SIC

Radio & Tv Broadcasting & Communications Equipment (3663), Electronic Components & Accessories (3670)

akta.pro primary industry

RF & Microwave Connectors and Coaxial Assemblies (HDAHAOAD)

Keywords

• RF components manufacturing
• Coaxial connectors
• Telecommunications infrastructure
• 5G base station equipment
• RF cable assemblies

Headquarters

HQ city

Bucheon

HQ country

South Korea

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Operations, Supply Chain, Personnel, Technology or R&D, Marketing or Sales

Revenue model

1. RF Component Sales: Revenue generated from manufacturing and selling RF components including coaxial connectors, splitters, couplers, adapters, and cable assemblies. Products are sold to telecommunications infrastructure companies and equipment manufacturers.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels3 records

Core offering

HOSUNG TECHNICS manufactures RF (Radio Frequency) components and connectivity solutions for telecommunications infrastructure, including coaxial connectors, splitters, couplers, adapters, and custom cable assemblies designed for 5G mobile phone base stations, antenna systems, and infrastructure installations. The company also offers accessory products such as terminators, grounding kits, arresters, attenuators, DC power connectors, alarm cables, and waterproof kits. Products are sold primarily to telecommunications infrastructure companies and equipment manufacturers through direct sales teams in South Korea and overseas markets.

Product overview

HOSUNG TECHNICS is a 5G Total Solution Provider specializing in RF/microwave components and assemblies for telecommunications infrastructure. The product portfolio consists of six core product lines: Coaxial Connectors (SMA, SMB, BNC, TNC, N, 7-16 DIN types), Splitters (Wilkinson and Power Splitter variants), Couplers (Directional and Hybrid types), Adapters for connector series conversion, Cable Assemblies for antenna and infrastructure installation, and accessory products including Terminators, Grounding Kits, Arresters, Attenuators, DC Power Connectors, Alarm Cables, and Waterproof Kits. The company positions itself as a World Communication Leader serving mobile phone base stations and communication module applications.

Differentiator

Problem solved

Functional benefit

Products and services

• Coaxial Connectors RF coaxial connectors with 50-ohm impedance, supporting SMA, SMB, BNC, TNC, N, and 7-16 DIN connector types for mobile phone base stations, featuring high mechanical strength, low inter-modulation, and waterproof options.
• Splitter Passive power dividers including Wilkinson Splitter and Power Splitter variants, converting input signals into multiple outputs with specific phase and amplitude characteristics; IP68 rated with customizable specifications.
• Coupler Flat coupling devices in wide bandwidth with low insertion loss, including Directional Coupler and Hybrid Coupler types for incident/reflected power measurements, VSWR determination, signal sampling, and power management.
• Adapters Coaxial adapters enabling efficient low-loss switching between different connector series (4.3-10, N, DIN, SMA) for system equipment and laboratory testing applications.
• Cable Assembly Custom RF cable assemblies with connectors including SMA, SMB, BNC, TNC, N, and 7-16 DIN types, supporting Samsung, Ericsson, and Nokia power cable applications for antenna and infrastructure installations.
• RF Termination Devices RF termination devices including N F Termination 100W and N Me Termination 100W models for absorbing unused RF signals.
• Grounding Kit 1/2 inch F grounding kits with 120kA current rating for lightning protection and electrical grounding applications.
• Arrester Surge protection devices including Din MF λ/4 Arrester, N MFBH Coil Arrester, and N MFBH GAS Arrester for protecting RF equipment from voltage spikes.
• Attenuator N MF 10dB attenuator for reducing signal strength in RF transmission paths.
• DC (Power) Connector DC power connectors for power transmission in communication infrastructure equipment.
• Alarm Cable Alarm cable assemblies for monitoring and alarm systems in communication installations.
• OJC Waterproof Kit Waterproof sealing kits (A00-000000-279, A00-000000-283, A00-000000-284) for protecting outdoor RF equipment connections.

Named customers4 records

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Scale indicators2 records

Recent moves5 records

Expansion highlights3 records

Direct peers

• HUBER+SUHNER: Swiss manufacturer of RF connectors, cable assemblies, and components for telecommunications, test & measurement, and industrial applications. Directly competes with HST in RF interconnect products for telecom infrastructure.
• Rosenberger Hochfrequenztechnik: German-based global leader in RF connectors, cable assemblies, and passive RF components for telecom infrastructure. Directly competes with HST in coaxial connectors, including the 7-16 DIN family, serving similar base station OEMs.
• JMA Wireless: US-based manufacturer of RF connectors, jumpers, and cable assemblies for 4G/5G base stations. A more similarly-sized RF infrastructure component specialist competing for orders from major telecom carriers and OEMs.
• Spinner Group: German manufacturer of RF components including coaxial connectors, power splitters, and load terminations for telecom infrastructure. Direct product overlap with HST's splitter, termination, and connector offerings.

Broad incumbents

• RFS (Radio Frequency Systems): Global provider of RF cable systems, antennas, and passive components for wireless infrastructure. Direct overlap with HST's cable assembly and connector product lines serving the same telecom OEM customers.
• Kathrein: German specialist in antenna and RF connectivity systems for mobile communication networks. Provides comparable base station RF components and offers more comprehensive systems than HST's component focus.
• CommScope: Major US-based provider of network infrastructure solutions including RF components, antennas, and cabling for wireless networks. Overlaps with HST's role in telecom infrastructure supply chains.
• TE Connectivity: Global connectivity and sensor giant with a significant RF and telecommunications infrastructure product line, including coaxial connectors and cable assemblies serving major telecom OEMs like HST's customers.
• Amphenol RF: Division of Amphenol, one of the world's largest interconnect manufacturers, producing RF connectors, adapters, and cable assemblies. Overlaps with HST's product portfolio across SMA, BNC, N-type and other connector families.

Emerging players

• Pasternack: US-based supplier of RF components including connectors, adapters, cable assemblies, and attenuators. While known for distribution and standard catalog products, increasingly competes in custom RF assemblies similar to HST's offerings.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/hosung-technics-co.

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about HST