What RION CO., LTD Environmental Instruments does

RION CO., LTD is a Japanese privately-held manufacturer of precision sound and vibration measurement instruments, headquartered in Kokubunji-shi, Tokyo, and founded in 1957. The company designs and produces Class 1 and Class 2 sound level meters (NL-38, NL-28, NL-43, NL-53, NL-63), vibration analyzers and meters (VA-14, VM-63C, VM-82A, VM-83), personal noise dosimeters (NB-14), piezoelectric accelerometers, condenser microphones, calibration exciters, and pistonphones, supported by modular add-on software (FFT, octave real-time, waveform recording, fault diagnosis) and data management applications (AS-60, AS-70). Core technology is built on piezoelectric and servo accelerometer sensing combined with proprietary FFT analysis, real-time octave band processing, G-weighting for low-frequency sound (down to 1 Hz), and automated fault-diagnosis algorithms (VX-14D) that evaluate structural and wear faults in rotating machinery.

The company serves a horizontal customer base spanning environmental noise monitoring (government agencies, environmental consultants), industrial machinery maintenance (manufacturing and power plants performing predictive maintenance), occupational health and safety, building acoustics, and R&D/quality control. RION distributes globally through authorized distributors and wholly-owned subsidiaries — RION Science & Technology Shanghai Ltd. (China), Norsonic AS (Norway, acquired July 2022), and a Europe Representative Office (Netherlands) — with a direct online shop serving USA and Canada. Revenue is generated primarily through one-time hardware sales of measurement instruments, one-time software licenses for add-on programs and data management software, JCSS-accredited calibration services for sensors and microphones, and accessories/consumables. Products comply with IEC, JIS, ANSI/ASA, and ISO standards, and JCSS calibration certificates provide internationally accepted traceability that anchors the regulatory moat.

Name

RION CO., LTD Environmental Instruments

Legal name

RION CO., LTD.

Website

https://rion-sv.com

Company type

Private

Founded year

1957

Operating status

Operating

Headcount range

11–50 employees

Short description

RION CO., LTD is a privately-held Japanese manufacturer of precision sound and vibration measurement instruments, including Class 1/2 sound level meters, vibration analyzers, and personal noise dosimeters, serving environmental, industrial, occupational health, and R&D customers globally through subsidiaries and authorized distributors.

Ownership category

akta.pro rank

Product category

Precision Sound and Vibration Measurement Instruments

NAICS

Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables (334513), Other Measuring and Controlling Device Manufacturing (334519), Testing Laboratories and Services (54138)

SIC

Industrial Instruments For Measurement, Display, And Control (3823), Instruments For Meas & Testing Of Electricity & Elec Signals (3825), Services-Testing Laboratories (8734)

akta.pro primary industry

Noise & Vibration Monitoring (Environmental/Community/Construction) (EUAHACAG)

akta.pro secondary industries

Noise & Vibration Exposure Monitoring (Hearing Conservation) (EUAHAGAC), Test & Measurement Equipment (Oscilloscopes, DAQ, signal analyzers, calibration benches) (IMAGAFAC), Metrology, Calibration & Testing Equipment (Balances, pH/DO, Standards) (HLAGAIAL)

Keywords

• Sound level meters
• Vibration analyzers
• Noise dosimeters
• Frequency analyzers
• Piezoelectric accelerometers

Headquarters

HQ city

Kokubunji-shi, Tokyo

HQ country

Japan

HQ region

Asia

Offices2 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. Hardware Instruments: Sale of precision sound level meters, vibration meters, frequency analyzers, and related measurement instruments. Products include Class 1 and Class 2 sound level meters, pocketable and general-purpose vibration meters, vibration analyzers with FFT capability, and seismometers.
2. Software Licenses: Data management software (AS-60 series), waveform analysis software (AS-70), and optional function programs (NX-43EX, NX-43RT, NX-43FT, VX-14S, VX-14D) sold as software licenses with version upgrades
3. Calibration Services: JCSS calibration services for measurement instruments, providing internationally acceptable calibration certificates
4. Accessories and Consumables: Microphones, accelerometers, calibrators, stands, cables, and other optional accessories for measurement systems

Go-to-market motion2 records

Distribution channels4 records

Marketing channels5 records

Core offering

RION designs, manufactures, and sells precision sound and vibration measurement instruments, including Class 1 and Class 2 sound level meters (NL-38, NL-28, NL-43/53/63), vibration analyzers and pocketable vibration meters (VA-14, VM-63C, VM-82A, VM-83), personal noise dosimeters (NB-14), frequency analyzers, seismometers, and viscometers. The company also sells supporting condenser microphones, piezoelectric accelerometers, sound calibrators, data management and waveform analysis software (AS-60, AS-70, SX-A1VA), and JCSS-accredited calibration services for the environmental, industrial, occupational health, building acoustics, and R&D/QC markets.

Product overview

RION CO., LTD Environmental Instruments offers a comprehensive portfolio of precision sound and vibration measurement instruments. The core product line includes Class 1 and Class 2 sound level meters (NL-38, NL-28, NL-43, NL-53, NL-63), vibration analyzers and meters (VA-14, VM-63C, VM-82A, VM-83), and personal noise dosimeters (NB-14). The product ecosystem is enhanced by optional add-on programs including FFT analysis (NX-43FT, VX-14S), octave real-time analysis (NX-43RT, NX-63RT), waveform recording (NX-43WR), and fault-diagnosis capabilities (VX-14D). Supporting software includes AS-60 Data Management Software and AS-70 Waveform Analysis Software. The portfolio also includes piezoelectric accelerometers (PV_SERIES), condenser microphones (UC-NH_SERIES), calibration equipment (VE-10, NC-72B, NC-75), and viscometers (VT-06).

Differentiator

Problem solved

Functional benefit

Brands

• RIOVIBRO: Brand name for pocketable vibration meters (e.g., VM-63C)
• RIONOTE

Products and services

• NL-38 Class 1 Sound Level Meter Class 1 precision sound level meter with compact design, OLED display, USB Type-C connectivity, approximately 9 hours battery life. Compliant with IEC 61672-1:2013 Class 1. Designed for vehicle inspection noise testing and environmental noise monitoring.
• NL-43 Class 2 Sound Level Meter Class 2 sound level meter with LAN communication function, 3.5-inch color LCD touch panel, IP54 water resistance, SD card storage up to 1000 hours. Supports optional waveform recording (NX-43WR), octave analysis (NX-43RT), and FFT analysis (NX-43FT).
• NL-53 Class 1 Sound Level Meter Class 1 precision sound level meter with LAN communication function for remote operation and monitoring. 3.5-inch color LCD touch panel, IP54 water resistance. Compliant with IEC 61672-1:2013 Class 1 and JIS C 1516:2020 Class 1.
• NL-63 Class 1 Sound Level Meter with Low-Frequency Sound Class 1 sound level meter capable of measuring low-frequency sound from 1 Hz. Supports G-weighting for low-frequency measurement and 1/3-octave analysis. IP54 water resistance, SD card storage up to 1000 hours. LAN communication enabled.
• NL-28 Class 2 Sound Level Meter Compact and lightweight Class 2 sound level meter with OLED display, approximately 9 hours continuous operation on two AA batteries. Suitable for occupational safety, construction, traffic, factories, schools, hospitals. Compliant with IEC 61672-1:2013 Class 2.
• VA-14 Vibration Analyzer Vibration analyzer with FFT analysis function for equipment diagnosis and on-site measurement. Features vibration meter mode (acceleration, velocity, displacement, crest factor) and FFT analyzer mode (up to 3,200 spectral lines, 20 kHz real-time analysis). Optional VX-14S enables sound measurement.
• VM-63C Pocketable Vibration Meter (RIOVIBRO) Highly compact vibration meter designed for maintenance and inspection of industrial machinery, especially rotational machinery. Integrated accelerometer and digital display eliminate cables. Single-button operation, one-hand use.
• VM-82A General-Purpose Vibration Meter General-purpose vibration meter for maintenance and inspection of industrial machinery with emphasis on rotational machinery. Measures acceleration, velocity, and displacement with suitable frequency ranges for comprehensive machine vibration evaluation.
• VM-83 General-Purpose Vibration Meter Vibration meter for measurement and evaluation of vibrations using piezoelectric or servo accelerometers. Four input connectors with selection for acceleration, velocity, and displacement measurement. Supports low frequency vibrations from 0.1 Hz with optional servo accelerometer.
• NB-14 Personal Noise Dosimeter Personal noise dosimeter for occupational health applications. Designed for measuring worker noise exposure for hearing protection compliance. Firmware updated to version 1.3 with internal circuitry self-condition-check function.
• VT-06 Viscometer Viscotester designed for quality control in manufacturing processes of petrochemicals, paint, adhesives, and foodstuffs. Measures viscosity by submerging rotor and measuring viscous resistance (torque). Compact, portable, direct viscosity indication in decipascal-seconds.
• PV_SERIES Piezoelectric Accelerometers Wide range of piezoelectric accelerometers including ultra-compact, high temperature, 3-axis, and high sensitivity models. Some models support JCSS calibration (PV-03, PV-65, PV-85, PV-86, PV-90H).
• UC-NH_SERIES Condenser Microphones Condenser microphones including sound field and sound pressure types. Some models support JCSS calibration (UC-30, UC-31, UC-52, UC-53A, UC-57, UC-59).
• VE-10 Calibration Exciter Portable vibration exciter for calibration of vibration pickups, meters, and measurement systems. Generates sinusoidal vibration of 10 m/s2 (rms) acceleration, 10 mm/s (rms) velocity, 10 um (rms) displacement.
• NC-72B Pistonphone Sound Calibrator Standard sound source generating 114 dB at 250 Hz. Complies with IEC 60942 Class LS/M and JIS C 1515 Class LS/M. Supports JCSS calibration for internationally acceptable certificates.
• NC-75 Sound Calibrator Sound calibrator conforming to IEC 60942 (JIS C 1515) Class 1 for calibrating precision sound level meters.
• AS-60 Data Management Software for Environmental Measurement PC software for graphically displaying measurement data, performing recalculations, playback sound recordings, and making reports. Supports multiple RION sound level meters. Version 4.6 with hardware protection (HASP) and software protection options.
• AS-70 Waveform Analysis Software Software that reads WAVE files with graph display, level processing, frequency analysis (FFT and octave band), file output, and playback. Supports VA-14, SX-A1 series, NX series, DA series.
• SX-A1VA Vibration Analysis Program Program adding vibration measurement functions to RIONOTE Multifunction Measurement System. Provides equipment diagnosis, trend management, FFT analysis, envelope processing, and ISO absolute value evaluation. Supports up to 4 accelerometers.
• VX-14D Fault-Diagnosis Program Optional program for VA-14 providing automated fault diagnosis. Evaluates fault levels using vibration waveforms and FFT data for structural faults (unbalance, misalignment) and wear faults (bearings, gears). Ratings from 1-99 with Normal/Caution/Alarm stages.
• VX-14S Superior Function Program
• NX-43FT FFT Analysis Program Optional FFT analysis program for NL-43/53/63 sound level meters, enabling frequency analysis of recorded sound data.
• NX-43RT/NX-63RT Octave Real-time Analysis Program Optional program for NL-43/53/63 sound level meters providing octave and 1/3 octave real-time analysis capability for environmental noise assessment and sensory impact evaluation.
• NX-43WR Waveform Recording Program
• JCSS Calibration Services

Quantifiable outcome

• Continuous operation up to 9 hours on battery power for field measurements
• +2 more outcomes

Segments5 records

Ideal customer profiles6 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability4 records

Feature6 records

Partnerships

One partnership is on record.

• Norsonic AScoreStrategic or Co-development Partner · 25 July 2022Norsonic AS, a Norwegian company specializing in acoustic measurement instruments, was acquired and became a RION group company in July 2022. This acquisition expanded RION's portfolio in sound and vibration measurement solutions.

Scale indicators1 record

Recent moves7 records

Expansion highlights6 records

Market position

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/user/RionVideos
• LinkedInlinkedin.com/company/support-room-rion

Compliance15 records

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries3 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 RION CO., LTD Environmental Instruments