What Semitronics does

Semitronics is a France-based, privately held semiconductor manufacturing firm founded in 1952, headquartered in Maussane. The company operates with a workforce of 11-50 employees and focuses on a narrow portfolio of specialty components: JTX diodes, JTX thyristors, and Obsolete Hi-Rel Screened Devices. This product mix positions the firm in the legacy and high-reliability segment of the semiconductor market, serving end-markets that require continued supply of mature or end-of-life components for long-lifecycle platforms—most plausibly aerospace, defense, and industrial customers operating under MIL-spec or equivalent qualification regimes.

The company's underlying business is fundamentally a specialty analog semiconductor operation. JTX diodes and thyristors are established power-semiconductor device families, and the explicit "Obsolete Hi-Rel Screened" framing indicates Semitronics maintains qualified manufacturing, screening, and test capability for components that mainstream fabs have discontinued. Revenue mechanics are not disclosed in the available data: no pricing model, no distribution channel, and no customer logos are provided. The current public web presence at semitronics.com is a verification/loading page ("One moment, please..."), which prevents independent verification of operational status, product catalog depth, certifications, or management team. Consequently, while the functional description—niche legacy Hi-Rel semiconductor manufacturer—is well supported, all commercial and operational details beyond the founding year, location, and product family remain unsubstantiated by the input.

Name

Semitronics

Website

https://semitronics.com

Company type

Private

Founded year

1952

Operating status

Operating

Headcount range

11–50 employees

Short description

Semitronics is a France-based, privately held semiconductor manufacturer founded in 1952 that produces JTX diodes, JTX thyristors, and obsolete high-reliability screened devices for defense, aerospace, and long-cycle industrial customers.

Ownership category

akta.pro rank

Product category

Semiconductor Components

NAICS

Semiconductor and Other Electronic Component Manufacturing (33441)

SIC

Electronic Components, Nec (3679)

akta.pro primary industry

Thyristors (SCRs/Triacs/Diacs) (HDAHAHAF)

Keywords

• Semiconductor manufacturing
• JTX diodes
• JTX thyristors
• Obsolete semiconductors
• Hi-rel screened devices

Headquarters

HQ city

Maussane

HQ country

France

HQ region

Europe

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Technology or R&D, Infrastructure

Core offering

Semitronics is a semiconductor manufacturing firm that produces JTX diodes, JTX thyristors, and Obsolete Hi-Rel Screened Devices. The company focuses on supplying specialty and obsolete semiconductor components that are difficult to source elsewhere, including high-reliability screened parts for mission-critical applications.

Differentiator

Problem solved

Functional benefit

Products and services

• JTX Diodes
• JTX Thyristors
• Obsolete Hi-Rel Screened Devices

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Broad incumbents

• Vishay Intertechnology: Vishay is a major manufacturer of discrete semiconductors including diodes and thyristors, with significant aerospace/defense and industrial coverage. It competes with Semitronics across both JTX-spec and broader discrete-semiconductor product lines.
• Littelfuse: Littelfuse manufactures power discrete semiconductors, including thyristors, for industrial and defense customers. It is comparable as an established supplier in the same discrete power-semiconductor categories.
• Microsemi (Microchip Technology): Microchip's Microsemi division supplies hi-rel and aerospace/defense discrete semiconductors including diodes and thyristors. It is the dominant broad incumbent in the hi-rel discrete semiconductor space that Semitronics also serves.
• Semtech: Semtech manufactures a range of discrete and analog semiconductors, including protection devices relevant to defense and industrial markets. It is comparable as a long-standing discrete-semiconductor supplier with hi-rel exposure.
• STMicroelectronics: STMicroelectronics is a European-headquartered semiconductor incumbent with a broad discrete-semiconductor portfolio including thyristors. It is comparable as a regional incumbent with overlapping hi-rel and power-discrete product lines.
• International Rectifier (Infineon): Infineon's International Rectifier heritage covers hi-rel power discrete semiconductors, including thyristors and diodes for defense and aerospace. Comparable as a large incumbent in the same discrete-semiconductor categories.

Direct peers

• Micross Components: Micross is a specialty distributor and supplier of obsolete and end-of-life hi-rel semiconductors, including discrete devices. It overlaps directly with Semitronics' obsolete hi-rel screened devices offering.
• Rochester Electronics: Rochester Electronics specializes in the ongoing manufacture of end-of-life and obsolete semiconductors, including hi-rel screened discrete devices. It is one of the closest comparables to Semitronics' obsolete hi-rel business model.
• TT Electronics Semelab: Semelab manufactures hi-rel discrete semiconductors including diodes and thyristors for defense and aerospace. It is a direct peer focused on the same screened, military-specification discrete product categories as Semitronics.
• Solid State Devices (SSDI): SSDI specializes in hi-rel power semiconductors including diodes and thyristors for military, aerospace, and space applications. It is a direct peer given its focus on screened and obsolete hi-rel discrete devices for defense customers.

Market position

Strengths3 records

Weaknesses3 records

Competitive moat3 records

Key risks5 records

Key highlights4 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

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 Semitronics