What NF does

NF Corporation (株式会社エヌエフ回路設計ブロック) is a Yokohama-based Japanese manufacturer of high-precision electronic measurement instruments, power supply and power control equipment, electronic devices, and custom engineered systems. Founded in 1959, the company has built a 65-year track record around its proprietary negative feedback control technology and precision analog signal processing expertise, producing instruments such as digital lock-in amplifiers (LI5600/LI5655/LI5660 series), ultra-low-noise preamplifiers (SA Series, achieving world-leading noise performance of 0.25nV/√Hz), high-speed bipolar amplifiers (HSA Series), impedance analyzers (ZA57630), and programmable AC/DC power sources. Its products are deployed in advanced R&D environments including quantum computing (multi-channel low-noise systems with up to 1024 channels), MRI and medical imaging (Harvard Medical School), space exploration (JAXA's H-IIA/B, H3, Hayabusa programs), and high-precision power testing.

NF operates a four-pillar product portfolio (electronic measurement instruments, power supply equipment, power test equipment, and custom machines/applied systems) supplemented by electronic function modules (filters, oscillators, phase detectors, hybrid ICs). Revenue is generated almost exclusively through hardware sales — catalog instruments priced from approximately ¥130,000 to ¥1,530,000+, and quote-based custom systems sold through 8 domestic sales offices, the NF Netshop e-commerce store, Amazon Japan, and a global distributor network spanning Asia, Europe, and North America (with wholly-owned subsidiaries NF Corporation America in Dublin/Columbus, Ohio and NF Technology Shanghai). Approximately 30% of sales come from custom-engineered products, which materially raises switching costs and average deal size. The company is a wholly-owned core operating subsidiary of NF Holdings (株式会社エヌエフホールディングス), publicly traded on the Tokyo Stock Exchange, following a 2020 business transfer restructuring. Customer base spans Japanese electronics/semiconductor manufacturers, electric power utilities, automotive OEMs and tier suppliers, aerospace agencies, and university research institutions, with ~90% of staff in design, development, or technical sales roles.

Name

NF

Legal name

株式会社エヌエフ回路設計ブロック

Website

https://nfcorp.co.jp

Company type

Public

Founded year

1959

Operating status

Operating

Headcount range

251–500 employees

Short description

NF Corporation is a Japanese manufacturer of high-precision electronic measurement instruments, power supplies, and custom engineered systems, serving research institutions, aerospace agencies, automotive OEMs, power utilities, and electronics manufacturers across global markets.

Ownership category

akta.pro rank

Product category

Electronic Test & Measurement Equipment

NAICS

Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals (334515), Electrical Equipment Manufacturing (3353), Electrical Equipment, Appliance, and Component Manufacturing (335), Electronic and Precision Equipment Repair and Maintenance (811210)

SIC

Instruments For Meas & Testing Of Electricity & Elec Signals (3825), Industrial Instruments For Measurement, Display, And Control (3823), Electronic & Other Electrical Equipment (No Computer Equip) (3600), Switchgear & Switchboard Apparatus (3613)

akta.pro primary industry

Test, Measurement & Calibration Equipment Manufacturing Services (ATE, DAQ, metrology electronics) (IMAGAGAH)

akta.pro secondary industries

Electrical Testing & Certification (Protection Relays, Switchgear, Transformers) (EUAEAHAG), Power Quality, Metering & Monitoring (HDACAJAG), NDT/NDE Inspection Equipment (Ultrasonic, eddy current, radiography, thermography) (IMAGAFAI)

Keywords

• Electronic measurement instruments
• Power supply equipment
• Precision test equipment
• Low-noise amplifiers
• Protective relay testers

Headquarters

HQ city

Yokohama

HQ country

Japan

HQ region

Asia

Offices13 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Electronic measurement instruments: High-performance measurement instruments including signal generators, LCR meters, impedance analyzers, frequency response analyzers, lock-in amplifiers, and AC voltmeters. Sold directly and through distributors.
2. Power supply and power control products: AC power sources, DC power supplies, bipolar power supplies, electronic loads, and power amplifiers for testing and evaluation of electronic devices.
3. Function modules and electronic devices: Filters, amplifiers, oscillators, phase detectors, and hybrid ICs for embedded applications in aerospace, medical, semiconductor, and industrial equipment.
4. Custom machines and applied systems: Custom-designed systems for specific customer requirements including quantum computing, renewable energy evaluation, automotive testing, and medical/biotech applications. Approximately 30% of sales are custom products.

Pricing tiers

Go-to-market motion1 record

Distribution channels6 records

Marketing channels7 records

Core offering

NF Corporation manufactures and sells high-precision electronic measurement instruments (signal generators, lock-in amplifiers, LCR meters, impedance analyzers, low-noise preamplifiers), power supply equipment (AC/DC power supplies, bipolar power supplies, electronic loads, power amplifiers), protective relay testers, electronic function modules (filters, amplifiers, oscillators), and custom-designed applied systems for quantum computing, aerospace, automotive, medical, and renewable energy applications.

Product overview

NF Corporation (株式会社エヌエフ回路設計ブロック) develops and manufactures high-precision electronic measurement and control equipment organized into four main product categories: Electronic Measurement Instruments (including signal generators, lock-in amplifiers, LCR meters, impedance analyzers, frequency response analyzers, and low-noise preamplifiers such as the SA Series and SA-600 Series), Power Supply Equipment (featuring the CM Series DC power supplies, PP Series high-speed programmable DC power supplies, DP Series programmable AC power sources, and HSA Series bipolar amplifiers), Power Test Equipment (protective relay testers including the new RX4744A/RX4744AS), and Custom Machines/Applied Systems (specializing in quantum computing solutions like multi-channel low-noise amplification systems, arbitrary waveform generators, and precision bias sources). The company also produces Electronic Devices including filters, amplifiers, oscillators, and phase detectors as function modules. Founded in 1959, NF leverages its proprietary negative feedback control technology and precision analog signal processing expertise to serve advanced research facilities, semiconductor manufacturers, automotive companies, and academic institutions worldwide.

Differentiator

Problem solved

Functional benefit

Products and services

• Electronic Measurement Instruments High-performance measurement instruments including signal generators, multimeters, LCR meters, impedance analyzers, frequency response analyzers, lock-in amplifiers, AC voltmeters, and preamplifiers for R&D and quality control testing.
• WF1983 / WF1984 Multifunction Generator Multi-function generators with 0 to 60MHz frequency range, 21Vp-p output, available in 1CH (WF1983) and 2CH (WF1984) models with sequence functions.
• LI5600 / LI5655 / LI5660 Digital Lock-in Amplifier Digital lock-in amplifiers for detecting signals buried in noise, with frequency ranges up to 3MHz (LI5655) or 11MHz (LI5660), featuring dual-phase and dual-frequency measurement capabilities.
• ZA57630 Impedance Analyzer High-precision impedance analyzer with basic accuracy of ±0.08%, measurement frequency from 10μHz to 36MHz, covering impedance range from 10μΩ to 100GΩ.
• Power Supply Equipment Power supply and power control products including AC power supplies, DC power supplies, electronic load devices, and power amplifiers for creating optimal testing environments for advanced electronic devices.
• CM Series Compact Multi-Range DC Power Supply Switching-type single-output DC power supplies with maximum output of 1080W, available in 30V/80V/160V/250V/800V models, totaling 15 models across 360W/720W/1080W power classes.
• DP020AS / DP020AGS Programmable AC Power Source 2kVA single-phase programmable AC power source with expandable configuration supporting single-phase up to 18kVA, featuring wide frequency range from DC to 5kHz and output voltage up to 350V AC.
• HSA Series High-Speed Bipolar Amplifier High-speed bipolar amplifiers with four-quadrant operation, DC to 1MHz frequency range, 150Vp-p (HSA42011/12/14) or 300Vp-p (HSA42051/52) maximum output voltage for driving capacitive and inductive loads.
• Inverters Inverters for various power conversion applications in research and industrial settings.
• RX4744A / RX4744AS Protective Relay Tester Voltage 4-phase current 4-phase protective relay tester for testing protection relays in power systems.
• Electronic Devices Function modules including filters, amplifiers, oscillators, phase detectors, power drivers, and measurement modules for circuit design labor reduction and miniaturization.
• SA Series / SA-400 Series Low-Noise Amplifiers Ultra-low-noise preamplifiers with world-leading noise performance down to 0.25nV/√Hz (SA-251F6), covering frequency bands from DC to 500MHz with 11 models varying by input form and impedance.
• Custom Machines and Applied Systems Customized products designed to meet specific customer requirements across cutting-edge R&D fields, leveraging extensive accumulated technology and expertise in quantum computing, medical/biotech, aerospace, automotive, and environmental energy applications.
• Multi-Channel Low-Noise Amplification System World-leading low-noise performance signal amplification system with 1.3nV/√Hz (bipolar input) and 2.5nV/√Hz (FET input), featuring 4 channels per unit with expandability for multi-channel quantum computing applications.
• Multi-Channel Low-Noise Arbitrary Waveform Generation System Quantum bit control signal source for quantum annealing computers with up to 1024 channels, 50ns or less inter-channel skew, and differential synchronized output with arbitrary waveform capability.

Quantifiable outcome

• Signal processing accuracy significantly improved in MRI research applications
• +1 more outcomes

Named customers6 records

Segments7 records

Ideal customer profiles5 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

Feature4 records

Partnerships

Two partnerships are on record, tiered minor.

• Dolby LaboratoriesminorStrategic or Co-development Partner · 1 January 1978M-174 and M-177 high-sensitivity AC voltmeters certified as noise meters for Dolby B system
• Southwest Research InstituteminorStrategic or Co-development Partner · 1 January 1975Production and sales agreement for acoustic emission devices made with one of the three largest R&D centers in the United States

Scale indicators4 records

Recent moves7 records

Expansion highlights6 records

Direct peers

• Yokogawa Electric Corporation: Major Japanese manufacturer of electrical measurement instruments, power analyzers, and industrial test & control equipment. Closely comparable to NF in product categories (precision electrical measurement) and target customers (utilities, electronics manufacturers, researchers), but with materially larger global scale.
• Kikusui Electronics Corporation: Japanese manufacturer of DC/AC power supplies, electronic loads, and power testing equipment. Direct overlap with NF's power supply and power test equipment categories, serving similar automotive, electronics, and energy customers in Japan and internationally.
• Stanford Research Systems: US-based specialist in lock-in amplifiers, LCR meters, and low-noise scientific instruments. Direct competitor to NF in the lock-in amplifier and precision measurement categories serving research customers, with overlapping quantum and physics research end-markets.
• Hioki E.E. Corporation: Japan-based specialist in electrical measurement instruments including power meters, LCR meters, and recorders. Highly comparable to NF in core product focus on precision electrical measurement, primarily serving R&D and production test customers with a strong domestic Japanese customer base.
• AMETEK Programmable Power: Division of AMETEK manufacturing programmable AC/DC power sources and electronic loads. Directly comparable to NF's power supply equipment portfolio, serving similar test and integration customers in industrial and aerospace/defense markets.
• Chroma ATE Inc. Taiwanese manufacturer of power supplies, electronic loads, and automated test systems focused on power electronics, EV/battery, and renewable energy testing. Highly comparable to NF's power supply and power test equipment lines, particularly in automotive and renewable integrator end-markets.

Broad incumbents

• Rohde & Schwarz: Privately-held global T&M incumbent with strong overlap in signal generation, power supplies, and EMC/precision measurement. Competes with NF in several catalog categories, particularly in European markets where NF relies on distributors.
• Anritsu Corporation: Japanese-headquartered T&M incumbent with broad portfolio in wireless/RF, optical, and electronic measurement. Comparable to NF in Japanese heritage and overlap on certain precision measurement categories, though focused on higher-frequency telecom test markets.
• Keysight Technologies: Global leader in electronic test and measurement instrumentation across signal generation, impedance, frequency response, and power test. Competes with NF across multiple instrument categories but at vastly larger scale and with a much broader product portfolio spanning communications, aerospace, and semiconductor test.

Emerging players

• Zurich Instruments: Swiss manufacturer of lock-in amplifiers, impedance analyzers, and quantum computing control systems. Direct competitor to NF in lock-in amplifiers and a more recently emerged competitor in quantum computing control electronics, where both companies target research and quantum hardware customers.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/DigitalMarketing.NFCorporation

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Subsidiaries8 records

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 NF