What Lufft does

Lufft is a German-engineered brand of meteorological and environmental measurement equipment, operating since 1881 and currently owned by Dutch private parent OTT HydroMet B.V. The company designs and manufactures ruggedized sensors for road surface monitoring and atmospheric observation, with named products including the RoadSMART21 stationary road weather sensor and the WS600 Smart Weather Sensor for multi-parameter atmospheric measurement. Its offering extends across a broader transportation-weather portfolio of mobile and stationary surface condition sensors, visibility sensors, ceilometers, wind, precipitation, and snow-depth instruments, sold via the Kipp & Zonen distribution channel alongside solar radiation (Kipp & Zonen) and PV performance (Atonometrics) product lines.

Lufft sells primarily to transportation agencies, road operators, meteorological and climate research institutions, and smart-city infrastructure projects in Europe and North America. The underlying technology is precision physical sensing (temperature, humidity, pressure, wind, precipitation, surface state) with non-contact road temperature measurement positioning the firm as a peer to Vaisala in the remote sensing road temperature segment, where the addressable market is projected to grow at 13.5% CAGR through 2032.

The business model is B2B enterprise hardware sales with quote-based pricing; no public price list is disclosed. Go-to-market is executed through the OTT HydroMet group's channel partner and direct sales network, with offices in Germany (Kempten, Fellbach), the Netherlands (Delft), and the United States (Sterling, VA), supplemented by trade show presence at events such as Intersolar Europe, Met Tech Expo, and RE+. Lufft does not operate standalone management, leadership, or funding data in the public record because it is embedded as a brand within the OTT HydroMet corporate structure.

Name

Lufft

Legal name

Lufft (brand of OTT HydroMet B.V.)

Website

https://lufft.com

Company type

Private

Founded year

1881

Operating status

Operating

Headcount range

101–250 employees

Short description

Lufft is a 1881-founded German brand of meteorological and environmental sensors (road weather, atmospheric, and surface-condition instruments), owned by OTT HydroMet B.V., serving transportation agencies, meteorological researchers, and smart-city infrastructure buyers via B2B hardware sales.

Ownership category

akta.pro rank

Product category

Meteorological and Environmental Sensors

NAICS

Other Measuring and Controlling Device Manufacturing (334519), Navigational, Measuring, Electromedical, and Control Instruments Manufacturing (3345)

SIC

Industrial Instruments For Measurement, Display, And Control (3823)

akta.pro primary industry

Environmental Sensors (Temperature/Humidity/Gas/Air Quality) (HDAHALAD)

Keywords

• Road weather sensors
• Meteorological measurement equipment
• Environmental monitoring sensors
• Atmospheric measurement instruments
• Transportation weather stations

Headquarters

HQ city

Fellbach

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Hardware Sensor Sales: Sale of specialized weather and environmental sensors including road surface sensors, smart weather sensors, and meteorological monitoring equipment to transportation, infrastructure, and research organizations.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

Lufft manufactures meteorological and environmental measuring equipment including road weather sensors and smart weather sensors used for road surface condition monitoring and multi-parameter atmospheric measurement. Its products serve transportation networks, infrastructure systems, and meteorological observation applications for B2B customers such as transportation agencies, road operators, research institutions, and smart city integrators.

Product overview

Lufft, part of the OTT HydroMet group, manufactures weather and environmental measurement sensors for transportation networks, infrastructure systems, and meteorological observation. The company produces road weather sensors including the RoadSMART21 stationary sensor for road surface monitoring and the WS600 smart weather sensor for multi-parameter atmospheric measurement. These products are offered alongside Kipp & Zonen's solar radiation instruments within the OTT HydroMet portfolio.

Differentiator

Problem solved

Functional benefit

Products and services

• Lufft RoadSMART21 - Stationary Road Weather Sensor Stationary road weather sensor designed for continuous monitoring of road surface conditions, surface temperature, moisture, and surface state to support winter maintenance decisions and improve transportation safety. Targeted at transportation agencies, road operators, and intelligent transportation system integrators.
• Lufft WS600 Smart Weather Sensor Compact, all-in-one smart weather sensor that measures multiple atmospheric parameters including temperature, humidity, pressure, wind, and precipitation, designed for integration into weather monitoring networks. Targeted at meteorological agencies, research institutions, climatology networks, and smart city infrastructure projects.

Quantifiable outcome

• Enhanced situational awareness and improved safety decisions through real-time road condition monitoring

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

One partnership is on record.

• Kipp & ZonencoreTechnology or IntegrationLufft is a brand under the OTT HydroMet group alongside Kipp & Zonen. Lufft products (RoadSMART21, WS600 Smart Weather Sensor) are featured and sold through the Kipp & Zonen website and distribution network, representing an integrated product portfolio within the parent company.

Scale indicators3 records

Recent moves5 records

Expansion highlights4 records

Direct peers

• Vaisala: Vaisala is the global market leader in road weather, meteorological, and environmental measurement instruments. Source data explicitly identifies Lufft and Vaisala as co-leaders in the remote sensing road temperature sensor market, making Vaisala the most directly comparable peer.
• RM Young Company: RM Young manufactures meteorological sensors (wind, temperature, humidity) used in transportation weather and climate monitoring applications, directly comparable to Lufft's atmospheric measurement portfolio.
• Campbell Scientific: Campbell Scientific produces rugged meteorological sensors, dataloggers, and environmental measurement systems widely used in road weather, climatology, and research networks — overlapping directly with Lufft's atmospheric and transportation sensor portfolio.
• Gill Instruments: Gill Instruments specializes in ultrasonic wind and weather sensors used in meteorological, marine, and transportation applications; comparable as a precision atmospheric sensor specialist competing in similar use cases.
• Thies Clima: Thies Clima is a German manufacturer of meteorological sensors (temperature, humidity, wind, precipitation) and a fellow specialist competitor in the same European industrial measurement ecosystem as Lufft.
• Adolf Thies (Adolf Thies GmbH): Thies produces precision meteorological sensors and integrated weather stations comparable to Lufft's WS600 multi-parameter smart weather sensor, serving similar meteorological and transportation customers.
• Boschung (Boschung Mechanics / BME): Boschung manufactures fixed and mobile road weather sensors and ice-detection systems for winter road maintenance, directly competing with Lufft's RoadSMART21 stationary sensors in the transportation weather segment.

Emerging players

• Davis Instruments: Davis Instruments makes integrated weather stations and multi-parameter environmental sensors for professional and prosumer markets; comparable to the WS600 line in multi-parameter sensing, though it skews to lighter-duty deployments rather than the ruggedized road-weather niche.

Broad incumbents

• Hach (Environmental Sensors Business): Hach's broader environmental monitoring portfolio overlaps with Lufft's industrial water-quality and atmospheric sensing products at the parent-group level; a broader incumbent in environmental instrumentation rather than a specialist road-weather competitor.
• Vaisala / Fortive PDR (parent comparison): As a public, scaled industrial measurement platform, Vaisala (and its Fortive parent context) represents the broad-incumbent benchmark for valuation and strategic positioning of an OTT HydroMet–scale private weather-sensor platform.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/lufftonline
• Facebookfacebook.com/lufftonline

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 Lufft