Topac

What Topac does

Topac is a privately held B2B distributor of environmental, scientific, and industrial measurement instrumentation headquartered in Norwell, Massachusetts, and operating since 1992 with a lean staff of 1-10 employees. The company aggregates products from multiple third-party manufacturers into a curated catalog spanning 28+ categories, including air quality and microclimate, air speed, chart recorders, conductivity, dissolved oxygen, flow, gas monitors, headspace MAP analyzers, humidity, moisture, pH measurement, pressure, temperature, turbidity, and vibration analysis/accelerometers. The portfolio covers portable handheld meters, benchtop instruments, and industrial transmitters, with key offerings such as the MAP PAK 2 headspace analyzer (with NIST traceable calibration), the G1690 compact oxygen analyzer, wireless ISFET-based pH probes with Bluetooth connectivity, the HD2030 four-channel vibration analyzer and matching IEPE accelerometers, Ross benchtop chart recorders, and HD48/HD49 active humidity/dew point transmitters with RS485 MODBUS-RTU or analog output. Many products carry NIST traceable calibration certificates and meet ISO standards (ISO 8041:2005, ISO 5349-1:2001, ISO 2631) for regulated measurement use cases.

The company's core technology centers on physical and electrochemical measurement principles — ISFET semiconductor pH sensing, electrochemical oxygen detection, resistive moisture measurement, hotwire and thin-film air speed sensing, IEPE/ICP accelerometer vibration sensing, and thermocouple-based temperature measurement — supplemented by Bluetooth wireless data transmission and mobile-app integration for several newer SKUs. Topac does not develop proprietary instruments but rather distributes, services, and calibrates third-party products, adding value through curation, technical support, calibration services, and one-stop procurement across multiple measurement disciplines.

Topac generates revenue primarily through one-time hardware sales priced individually (ranging from approximately $69 for consumables such as chart paper to $2,249+ for specialized analyzers, with quote-based pricing for higher-end and custom configurations), supplemented by recurring consumable revenue (replacement probes at $559-$816, MAP septa at $125 per 1,000-pack, chart recorder paper). The go-to-market is sales-led B2B with a direct e-commerce storefront for transactional purchases and "Request A Quote" forms for enterprise and custom orders, supported by phone and email sales during 9am-5pm EST business hours. The customer base spans industrial and manufacturing process monitoring, scientific research and laboratory, HVAC/BEMS, agriculture, and food and pharmaceutical packaging, all within the United States.

Name

Topac

Legal name

Topac

Website

https://topac.com

Company type

Private

Founded year

1992

Operating status

Operating

Headcount range

1–10 employees

Short description

Topac is a small US B2B distributor of environmental, scientific, and industrial measurement instrumentation across 28+ categories, serving industrial, laboratory, HVAC, agriculture, and food packaging customers with sales, service, and NIST calibration support.

Ownership category

akta.pro rank

Product category

Industrial Instrumentation Distribution

NAICS

Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables (334513), Analytical Laboratory Instrument Manufacturing (334516), Navigational, Measuring, Electromedical, and Control Instruments Manufacturing (33451), Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512)

SIC

Industrial Instruments For Measurement, Display, And Control (3823), Laboratory Analytical Instruments (3826), Laboratory Apparatus & Furniture (3821)

akta.pro primary industry

General Lab Equipment (Centrifuges, Incubators, Shakers, Ovens) (HLAGAIAC)

Keywords

• Scientific instrumentation distribution
• Process control instruments
• Industrial measurement equipment
• Test and measurement supplies
• Environmental monitoring instruments

Headquarters

HQ city

Cohasset

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Hardware Product Sales: One-time sales of environmental, scientific, and industrial instrumentation including analyzers, sensors, transmitters, data loggers, and accessories. Products sold with various configurations and optional add-ons. Also offers service, support, calibration, and maintenance.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

Topac distributes scientific, industrial, and process control instrumentation, offering analyzers, sensors, transducers, chart recorders, and consumable accessories for measurement of oxygen, pH, conductivity, vibration, pressure, temperature, humidity, and airflow. The company supplies products from multiple manufacturers through its online catalog to laboratories, industrial facilities, agriculture operations, food packaging lines, and HVAC/BEMS applications.

Product overview

Topac Instrumentation sells, services, and supports environmental, scientific, and industrial instrumentation across 28 product categories. The portfolio includes specialized analyzers (MAP PAK 2 headspace analyzers, Compact Oxygen Analyzer G1690), wireless ISFET pH measurement solutions (ISFET pH Module+Probes with Agriculture, Industrial, and Laboratory Kits, plus Solid State Combined pH/ORP/Conductivity probes), vibration analysis equipment (4 Channel Vibration Analyzer HD2030 with matching IEPE accelerometers at various sensitivities for hand-arm, whole-body, and building applications), chart recorders (10cm and 20cm Ross models with compatible paper supplies), signal isolators (Dual Output Isolator WSPF-DSW), air speed transmitters (Hotwire and Thin Film models with optional temp/RH), precision pressure meters (external sensor models with high-speed USB option), temperature instruments (compact thermocouple meters), and humidity/dew point transmitters (HD48/HD49 series for HVAC applications). The products range from portable handheld meters to benchtop instruments and industrial transmitters, with calibration and service support available across the portfolio.

Differentiator

Problem solved

Functional benefit

Products and services

• MAP PAK 2 Headspace Analyzer Compact headspace oxygen analyzer used for quality checks on modified atmosphere packaging (MAP) lines in food packaging and agricultural operations.
• MAP SEPTA Consumable septa used as a replacement or accessory component with the MAP PAK 2 Headspace Analyzer for headspace gas sampling.
• Compact Oxygen Analyzer G1690 Compact oxygen analyzer for measuring oxygen concentration in industrial, laboratory, and packaging applications.
• ISFET pH Module+Probes (Wireless) Wireless ISFET pH measurement module with paired probes, enabling cable-free pH monitoring in laboratory, industrial, and field environments.
• Replacement Wireless ISFET pH Probes Replacement wireless ISFET pH probes sold as consumable / service spares for the ISFET pH Module.
• Laboratory Package Wireless ISFET pH Kit Pre-configured wireless ISFET pH measurement kit packaged for laboratory use, including module, probes, and accessories suited to bench-top research.
• Industrial Package Wireless ISFET pH Kit Pre-configured wireless ISFET pH measurement kit packaged for industrial plant deployment, with components suited to process and field installation.
• Agriculture Package Wireless ISFET pH Kit Pre-configured wireless ISFET pH measurement kit packaged for agriculture use, including probes and accessories for soil, water, and crop monitoring.
• Solid State Combined pH, ORP, Conductivity, Temperature Probe Multi-parameter solid-state probe that simultaneously measures pH, ORP (oxidation-reduction potential), conductivity, and temperature in a single instrument, reducing the number of sensors required in process lines.
• Replacement Probes for Solid State Combined Probe Replacement probes sold as consumables for the Solid State Combined pH, ORP, Conductivity, Temperature Probe.
• 10cm Chart Recorder Paper Roll chart paper, 10 cm wide, used as a consumable in compatible 10 cm chart recorders.
• 20cm Chart Recorder Paper Roll chart paper, 20 cm wide, used as a consumable in compatible 20 cm chart recorders.
• Chart Recorder 10cm wide (RO 101/102) 10 cm-wide strip chart recorder (models RO 101 / RO 102) used for continuous analog recording of process variables in industrial and laboratory settings.
• Chart Recorder 20cm wide (RO 201/202) 20 cm-wide strip chart recorder (models RO 201 / RO 202) used for continuous analog recording of process variables in industrial and laboratory settings.
• 4 Channel Vibration Analyzer HD2030 Four-channel vibration analyzer used for multi-point vibration data acquisition and analysis on machinery and rotating equipment in industrial condition monitoring.
• IEPE Triaxial Whole Body Accelerometer HD2030MSP Triaxial IEPE accelerometer for whole-body vibration measurement per ISO-style human exposure standards, paired with the HD2030 vibration analyzer.
• IEPE Triaxial High Sensitivity Accelerometer HDBV-1000 High-sensitivity IEPE triaxial accelerometer for low-level vibration measurement applications requiring broad dynamic range.
• IEPE Triaxial Accelerometer HDP356B18 General-purpose IEPE triaxial accelerometer used with the HD2030 analyzer for multi-axis vibration measurement.
• IEPE Triaxial Accelerometer HDP356A02 General-purpose IEPE triaxial accelerometer used with the HD2030 analyzer for multi-axis vibration measurement.
• IEPE Triaxial Accelerometer HDWBV-100 Whole-body IEPE triaxial accelerometer for human vibration exposure assessments, used with the HD2030 analyzer.
• IEPE Monoaxial Accelerometer HDP352C34 Single-axis IEPE accelerometer for standard vibration monitoring applications on machinery.
• Moisture Probe & Meter GMH38 Combined moisture probe and meter (GMH 38 series) for measuring moisture content in materials, products, or environmental samples.
• Dual Output Isolator WSPF-DSW Dual-output signal isolator (WSPF-DSW) used for galvanic isolation and signal conditioning between field sensors and control systems such as PLCs and BMS controllers.
• Hotwire Air Speed Transmitter HD403TS / HD4V3TS Hotwire-based air speed transmitter with fast response time, available in current-output (HD403TS) and voltage-output (HD4V3TS) variants for HVAC and indoor air quality monitoring.
• Air Speed Transmitter HD2903T / HD29V3T Standard air speed transmitter in current-output (HD2903T) and voltage-output (HD29V3T) variants for HVAC and process airflow monitoring.
• Precision Digital Pressure Meter GMH 3111 / 3151 / 3156 Precision digital pressure meter (GMH 3111 / 3151 / 3156 series) used for laboratory and field pressure measurement across multiple ranges.
• Compact Quick Response Thermocouple Meter G1200 / G1202 Compact thermocouple meter (G1200 / G1202) with fast response time for spot temperature measurements with thermocouple probes.
• High Speed USB Pressure Sensor GDUSB USB-connected high-speed digital pressure sensor for PC-based pressure data acquisition and logging.
• Active Transmitters HD48 / HD49 Active electronic transmitters (HD48 / HD49 series) for converting sensor signals into standardized outputs for monitoring and control systems.

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Scale indicators1 record

Recent moves1 record

Expansion highlights3 records

Direct peers

• Cole-Parmer (Antylia Scientific): Major scientific and industrial instrumentation distributor offering pH, conductivity, temperature, humidity, MAP, and vibration products. Most direct comp given overlapping catalog breadth and B2B e-commerce distribution model.
• Fisher Scientific (Thermo Fisher): Dominant laboratory instrumentation and consumables distributor serving research, clinical, and industrial labs. Comparable in selling NIST-traceable, calibrated measurement instruments through a catalog and e-commerce channel.
• OMEGA Engineering: Specialty distributor of process measurement and control instrumentation (temperature, pressure, flow, pH, humidity). Directly comparable niche catalog and B2B sales motion.
• Hach Company: Specialist in water and environmental analysis instrumentation (pH, conductivity, dissolved oxygen, turbidity). Strong overlap with Topac's lab and environmental measurement categories.
• CAS DataLoggers: Niche distributor of data logging and measurement instrumentation including temperature, humidity, pressure, and vibration. Comparable specialty focus and B2B e-commerce motion.

Broad incumbents

• Grainger Industrial: Largest broadline industrial MRO distributor in North America, including process control and environmental measurement categories. Overlaps with Topac on instrumentation but serves a far wider product and customer footprint.
• VWR International (Avantor): Global laboratory products distributor with deep catalog in scientific instrumentation and consumables. Comparable go-to-market but at significantly larger scale and geographic reach than Topac.
• Kistler Group: Manufacturer of vibration measurement and accelerometer products, overlapping with Topac's vibration analysis line. Comparable product technology though Kistler is an upstream manufacturer rather than a distributor.

Emerging players

• Davis Instruments: Manufacturer and seller of environmental measurement products (weather stations, air quality, moisture). Overlaps with Topac on environmental and agricultural instrumentation categories.

Others

• Mouser Electronics: High-service electronics component distributor with catalog breadth into sensors and test & measurement. Comparable distribution model and online-led GTM but in adjacent electronic components rather than scientific process instrumentation.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat3 records

Key risks5 records

Key highlights6 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 Topac