Vane Air Flow Sensors

Vane Air Flow Sensors Market Outlook

The global vane air flow sensors market is projected to reach approximately USD 2.5 billion by 2035, expanding at a compound annual growth rate (CAGR) of around 6.2% during the forecast period from 2025 to 2035. This growth is driven primarily by the increasing demand for accurate and reliable flow measurement in various industries, including automotive and HVAC systems. With technological advancements and the integration of smart technologies in flow measurement devices, the market is witnessing significant growth. Furthermore, the rising focus on energy efficiency and environmental sustainability is compelling industries to adopt vane air flow sensors for more precise control of air and gas flow in their systems. The increasing awareness and regulatory frameworks emphasizing the importance of monitoring and optimizing air flow in industrial and commercial applications are also contributing to market expansion.

Growth Factor of the Market

One of the foremost growth factors driving the vane air flow sensors market is the rising demand for energy-efficient solutions across various sectors, especially in industrial applications where optimizing air flow can lead to significant energy savings. As industries strive to meet stringent energy regulations and reduce operational costs, the adoption of vane air flow sensors becomes imperative. Additionally, the growing automotive sector is propelling the need for accurate airflow measurement for engine performance optimization and emissions control, thereby enhancing the market's growth trajectory. The healthcare sector is also witnessing an increased requirement for precise air flow measurement in medical devices, which is further boosting market expansion. Moreover, the integration of advanced technologies such as IoT and smart sensors into vane air flow measurement systems is fostering innovation and creating new opportunities for market players. The growing trend of smart cities and urbanization is also a significant factor, as it drives the need for more sophisticated air flow monitoring systems in urban infrastructure.

Key Highlights of the Market

• The global vane air flow sensors market is projected to reach USD 2.5 billion by 2035.
• Expected CAGR of 6.2% during the forecast period from 2025 to 2035.
• Significant growth driven by energy efficiency regulations and technological advancements.
• The automotive and industrial sectors are the primary application areas for vane air flow sensors.
• Integration of IoT technology is fostering innovation in flow measurement solutions.

By Product Type

Analog Vane Air Flow Sensors:

Analog vane air flow sensors are widely used for their simplicity and reliability in providing continuous air flow measurement. These sensors operate using mechanical components that respond to changes in air velocity, translating these changes into an analog electrical signal. Their design allows for seamless integration into various systems, making them a popular choice in HVAC applications. Additionally, the cost-effectiveness of analog sensors ensures they remain a staple in numerous industry sectors, particularly where budget constraints may limit the use of more advanced digital technologies. However, their inability to offer real-time data tracking as compared to digital counterparts may hinder their adoption in high-precision applications.

Digital Vane Air Flow Sensors:

Digital vane air flow sensors represent a significant leap in technology over their analog counterparts. These sensors utilize advanced digital processing to provide more accurate and reliable measurements of air flow. By converting mechanical motion into digital signals, they can deliver real-time data, enhancing monitoring and control systems' capabilities. This accuracy makes digital vane sensors particularly valuable in critical applications, such as aerospace and medical fields, where precise air flow measurement is crucial. The increasing trend toward automation in various industries also favors the adoption of digital sensors as they can easily integrate with digital control systems, providing improved operational efficiencies.

Wireless Vane Air Flow Sensors:

Wireless vane air flow sensors are an innovative solution that allows for remote monitoring and data collection. By eliminating the need for wired connections, these sensors facilitate installation in hard-to-reach areas and reduce overall installation costs. The proliferation of IoT and smart building technologies has further spurred the demand for wireless sensors, as they enable seamless integration with cloud-based systems for real-time data analytics and monitoring. This feature is particularly advantageous in industrial applications where continuous monitoring is required for operational efficiency. However, concerns regarding battery life and signal reliability may pose challenges for widespread adoption, necessitating ongoing advancements in wireless technology.

Portable Vane Air Flow Sensors:

Portable vane air flow sensors are designed for flexibility and convenience, allowing users to conduct flow measurements in various locations. Their compact size and battery-operated functionality make them ideal for field measurements in applications such as HVAC diagnostics, environmental monitoring, and industrial inspections. The portability factor enhances their utility, as technicians can perform on-site assessments without the need for extensive setups. However, while these sensors provide the advantage of mobility, they may not match the accuracy and reliability of fixed models, which could influence their selection in critical applications.

Fixed Vane Air Flow Sensors:

Fixed vane air flow sensors are permanently installed in a specific location, providing consistent and accurate measurements for continuous monitoring. These sensors are prevalent in large-scale industrial settings, HVAC systems, and other applications where air flow needs to be monitored constantly. The installation of fixed sensors facilitates real-time data analysis and process control, contributing to enhanced operational efficiencies. With advancements in technology, fixed vane sensors are now available with more features, such as integrated diagnostics and communication interfaces, improving their value in smart manufacturing and automation scenarios. However, their installation may involve higher upfront costs compared to portable sensors, impacting their adoption in certain sectors.

By Application

Automotive:

The automotive industry extensively uses vane air flow sensors to optimize engine performance and enhance fuel efficiency. These sensors play a crucial role in measuring the volume of air entering the engine, which allows for precise control of fuel injection and combustion processes. As stringent emissions regulations become more prevalent globally, automotive manufacturers are increasingly relying on these sensors to ensure compliance while also improving overall vehicle efficiency. Furthermore, the transition towards electric and hybrid vehicles is opening new avenues for the integration of advanced air flow sensors, as these technologies become integral to maintaining optimal performance in next-generation powertrains.

Industrial:

In industrial settings, vane air flow sensors are vital for monitoring and controlling air flow in processes that require precision and efficiency. They facilitate various applications, including ventilation systems, environmental monitoring, and quality control in manufacturing processes. As industries increasingly face pressure to reduce energy consumption and enhance productivity, the demand for accurate air flow measurement solutions is rising. In particular, sectors such as pharmaceuticals, food processing, and chemical manufacturing rely heavily on these sensors to maintain compliance with safety and quality standards, thus propelling the market's growth in the industrial segment.

HVAC:

The HVAC (Heating, Ventilation, and Air Conditioning) sector is a prominent application for vane air flow sensors, where they are used to monitor and optimize air distribution in commercial and residential buildings. Accurate air flow measurement is crucial for maintaining indoor air quality and ensuring energy efficiency within HVAC systems. With growing concerns about energy consumption and environmental impact, building owners and facility managers are increasingly investing in advanced air flow measurement technologies, including vane sensors, to enhance system performance and reduce operational costs. This trend is further amplified by the rising adoption of smart building solutions that utilize advanced sensor technologies for improved energy management.

Aerospace:

In the aerospace industry, vane air flow sensors are essential for monitoring air flow in aircraft systems, including propulsion and environmental control systems. The precision of these sensors is paramount in ensuring the safety and efficiency of flight operations. As the aerospace sector continues to push the boundaries of technology, the demand for advanced vane air flow sensors that can withstand extreme conditions is increasing. Moreover, the growing trend toward automation and digitalization in aviation is creating opportunities for innovative air flow measurement solutions, ensuring that vane sensors remain critical components in the development of next-generation aircraft.

Medical:

The medical sector relies on vane air flow sensors in various applications, including respiratory devices, anesthesia machines, and laboratory equipment. Accurate measurement of air flow is crucial for maintaining patient safety and ensuring the efficacy of medical devices. As healthcare providers increasingly focus on improving patient care and operational efficiency, the demand for advanced air flow measurement technologies is on the rise. Moreover, the ongoing development of portable and user-friendly medical devices is opening new opportunities for the integration of vane air flow sensors, as they enhance the functionality and performance of these critical healthcare instruments.

By Distribution Channel

Online Stores:

The online distribution channel for vane air flow sensors has gained significant traction in recent years, primarily due to the convenience and accessibility it offers to customers. Online platforms enable consumers to compare various products, prices, and specifications, facilitating informed purchasing decisions. Additionally, e-commerce allows manufacturers and retailers to reach a broader audience, including international markets, which can enhance sales opportunities. The growing trend of digitalization and increased internet penetration contributes to the rising popularity of online purchases, making it a crucial channel for the distribution of vane air flow sensors.

Specialty Stores:

Specialty stores play a vital role in the distribution of vane air flow sensors, catering specifically to customers seeking expert advice and specialized products. These stores often provide a curated selection of high-quality sensors and related components, ensuring that customers receive products that meet their specific needs. The knowledgeable staff in specialty stores can offer valuable technical support and guidance, which enhances customer satisfaction and builds long-term relationships. Furthermore, specialty stores often provide access to emerging technologies and innovative products that may not be readily available through larger retail channels, thus maintaining their relevance in the market.

Direct Sales:

Direct sales remain a traditional yet effective distribution channel for vane air flow sensors, allowing manufacturers to connect directly with end-users. This approach facilitates personalized service and enables manufacturers to understand customer needs, which can inform product development and innovation. Direct sales are particularly beneficial for organizations that require customized solutions or have specific technical requirements that off-the-shelf products may not meet. While this channel may not reach as wide an audience as online platforms or specialty stores, it fosters deeper customer engagement and loyalty, ultimately benefiting manufacturers in the long run.

Indirect Sales:

Indirect sales channels, including distributors and agents, are essential for the broader reach of vane air flow sensors, allowing manufacturers to penetrate various markets without establishing direct sales operations. These intermediaries typically have established relationships with customers in specific sectors, enabling them to effectively promote and sell products. This channel is particularly advantageous in regions where manufacturers may lack local market knowledge or resources. By leveraging the expertise and networks of indirect sales partners, manufacturers can expand their customer base and increase sales volume while maintaining focus on core operations, thus enhancing their overall market presence.

OEM:

Original Equipment Manufacturers (OEMs) are a critical distribution channel for vane air flow sensors, as they integrate these components into their products for a variety of applications. Many industries, including automotive, HVAC, and medical devices, utilize OEM partnerships to ensure that high-quality components are incorporated into their systems. By establishing relationships with OEMs, manufacturers can secure long-term contracts and consistent demand for their products, contributing to stable revenue growth. Additionally, the collaboration between manufacturers and OEMs can drive innovation, as they work together to develop customized solutions that address specific performance or regulatory requirements.

By Technology Type

Hot Film:

Hot film technology is utilized in vane air flow sensors to achieve precise air flow measurements. This technology operates on the principle of heat transfer, wherein a heated film element is exposed to the air flow. As air passes over the sensor, it cools the film, and the temperature change is converted into an electrical signal that correlates to air flow velocity. The accuracy and responsiveness of hot film sensors make them suitable for various applications, particularly in conditions where rapid changes in air flow need to be monitored. However, their performance can be affected by contaminants or humidity in the air, necessitating careful consideration of operational environments.

Hot Wire:

Hot wire technology is another method employed in vane air flow sensors, offering high sensitivity and rapid response times. Similar to hot film technology, this method involves heating a wire element through which air flow passes. The cooling effect of the air flow changes the wire's temperature, allowing for the calculation of air velocity. Hot wire sensors are particularly effective in low-velocity applications and can provide accurate measurements in a variety of industrial and automotive settings. However, they may require regular maintenance to ensure optimal performance, as the wire can be susceptible to damage or contamination over time.

Vortex Shedding:

Vortex shedding technology is based on the principle of fluid dynamics, where alternating vortices are produced as air flows past an obstruction. Vane air flow sensors utilizing this technology are designed to detect these vortices and convert them into a quantifiable measurement of air flow. This technology is advantageous in high-velocity applications, providing accurate measurements across a wide range of flow rates. Vortex shedding sensors are also known for their durability and low maintenance requirements, making them suitable for harsh industrial environments. As industries increasingly prioritize reliability and performance, vortex shedding technology is expected to gain popularity in various applications.

By Region

North America is poised to dominate the vane air flow sensors market, accounting for approximately 35% of global sales by 2035. The region benefits from a robust automotive and aerospace sector, which drives the demand for advanced air flow measurement solutions. Furthermore, stringent environmental regulations are compelling industries to adopt technologies that enhance energy efficiency and reduce emissions, thereby supporting market growth. The CAGR for North America is anticipated to be around 5.9%, reflecting a steady increase in investment towards innovation and technological advancements in the field of air flow measurement.

Europe follows closely, contributing around 30% to the global market share. The European market is characterized by a strong emphasis on energy efficiency, driven by regulatory frameworks that promote sustainable practices across various sectors, including HVAC and manufacturing. Countries like Germany and the UK are leading the charge in adopting advanced air flow sensors, underpinned by the region's commitment to reducing carbon footprints. The CAGR for the European market is projected at 6.0%, supported by ongoing innovations in sensor technology and a growing focus on smart infrastructure.

Opportunities

The vane air flow sensors market is ripe with opportunities, particularly as industries increasingly recognize the importance of accurate air flow measurement in optimizing operational efficiency and compliance with regulatory standards. One significant opportunity lies in the automotive sector, where the shift towards electric and hybrid vehicles creates demand for innovative air flow measurement solutions. As manufacturers seek to enhance vehicle performance while meeting stringent emissions regulations, the integration of advanced vane air flow sensors will become essential in developing next-generation powertrains. Moreover, the growing emphasis on automation and smart technologies in manufacturing and industrial processes presents another avenue for growth, as more companies seek to implement IoT-enabled sensors that provide real-time data analytics and monitoring capabilities.

Additionally, the ongoing trend of urbanization and the development of smart cities is expected to drive demand for vane air flow sensors in HVAC applications. As building owners and managers focus on improving energy efficiency and indoor air quality, the adoption of advanced air flow measurement technologies will become increasingly critical. Furthermore, the integration of renewable energy sources and the need for effective air flow management in energy-efficient systems presents excellent growth potential in the market. By leveraging these opportunities and investing in research and development, companies can position themselves strategically to capture a larger share of the growing vane air flow sensors market.

Threats

While the vane air flow sensors market presents numerous growth opportunities, it also faces several threats that could hinder its expansion. One major challenge is the intense competition among manufacturers, which can lead to price wars and reduced profit margins. As companies strive to differentiate their products and capture market share, they may be compelled to lower prices, potentially impacting their overall sustainability. Furthermore, the rapid pace of technological advancement in the sensor industry requires continuous investment in research and development, which can strain resources for smaller manufacturers. Failure to keep up with evolving technologies may result in diminished market relevance, making it crucial for organizations to adapt swiftly to changing market dynamics.

Another threat to the market is the potential for supply chain disruptions, particularly in light of global events that can impact the availability of raw materials and components essential for sensor production. The reliance on specific suppliers for key materials may lead to vulnerabilities and delays in manufacturing processes. Additionally, regulatory changes and shifts in government policies regarding environmental standards can impact demand for vane air flow sensors, particularly if new technologies emerge that render existing solutions less effective or compliant. Manufacturers must remain vigilant and proactive in addressing these threats to ensure the continued success of their products in the competitive landscape.

Competitor Outlook

• Honeywell International Inc.
• Siemens AG
• Emerson Electric Co.
• TE Connectivity Ltd.
• Omega Engineering Inc.
• Yokogawa Electric Corporation
• Schneider Electric SE
• Panasonic Corporation
• Brooks Instrument LLC
• KROHNE Group
• GROVE INSTRUMENTS
• Sensirion AG
• Siemens Flow Instruments
• Vaisala Oyj
• Farnell element14

The competitive landscape of the vane air flow sensors market is characterized by several key players, each vying for market share through innovation, technological advancements, and strategic partnerships. Major companies such as Honeywell and Siemens dominate the market, leveraging their extensive experience and expertise in sensor technology. Honeywell, for instance, has consistently invested in R&D to enhance the performance of its air flow sensors, ensuring they meet the evolving needs of industries ranging from automotive to HVAC. Similarly, Siemens has established itself as a leader in industrial automation, incorporating advanced sensing technologies into its solutions to provide customers with comprehensive monitoring and control capabilities.

Emerson Electric Co. and TE Connectivity Ltd. are also significant players in the market, recognized for their broad product offerings and commitment to innovation. Emerson, with its extensive portfolio of sensing technologies, is well-positioned to cater to the diverse needs of industries looking for reliable air flow measurement solutions. TE Connectivity, on the other hand, has made strides in developing smart sensors that integrate seamlessly with IoT ecosystems, aligning with the increasing demand for connected devices in various applications. The market's competitive dynamics are further influenced by smaller, specialized companies that focus on niche technologies, driving innovation and challenging larger players to remain agile and responsive.

Overall, the competitive landscape of the vane air flow sensors market is dynamic, with established firms continuously seeking to enhance their offerings while nurturing collaborations and partnerships to expand their reach. Companies are also recognizing the importance of addressing sustainability and energy efficiency in their product development strategies, aligning their goals with the growing demand for environmentally friendly solutions. As the market evolves and customer expectations change, companies must remain committed to innovation, customer-centric approaches, and strategic positioning to thrive in this competitive environment.

• 1 Appendix

  • 1.1 List of Tables
  • 1.2 List of Figures

• 2 Introduction

  • 2.1 Market Definition
  • 2.2 Scope of the Report
  • 2.3 Study Assumptions
  • 2.4 Base Currency & Forecast Periods

• 3 Market Dynamics

  • 3.1 Market Growth Factors
  • 3.2 Economic & Global Events
  • 3.3 Innovation Trends
  • 3.4 Supply Chain Analysis

• 4 Consumer Behavior

  • 4.1 Market Trends
  • 4.2 Pricing Analysis
  • 4.3 Buyer Insights

• 5 Key Player Profiles

  • 5.1 Siemens AG
    • 5.1.1 Business Overview
    • 5.1.2 Products & Services
    • 5.1.3 Financials
    • 5.1.4 Recent Developments
    • 5.1.5 SWOT Analysis
  • 5.2 Vaisala Oyj
    • 5.2.1 Business Overview
    • 5.2.2 Products & Services
    • 5.2.3 Financials
    • 5.2.4 Recent Developments
    • 5.2.5 SWOT Analysis
  • 5.3 KROHNE Group
    • 5.3.1 Business Overview
    • 5.3.2 Products & Services
    • 5.3.3 Financials
    • 5.3.4 Recent Developments
    • 5.3.5 SWOT Analysis
  • 5.4 Sensirion AG
    • 5.4.1 Business Overview
    • 5.4.2 Products & Services
    • 5.4.3 Financials
    • 5.4.4 Recent Developments
    • 5.4.5 SWOT Analysis
  • 5.5 Farnell element14
    • 5.5.1 Business Overview
    • 5.5.2 Products & Services
    • 5.5.3 Financials
    • 5.5.4 Recent Developments
    • 5.5.5 SWOT Analysis
  • 5.6 GROVE INSTRUMENTS
    • 5.6.1 Business Overview
    • 5.6.2 Products & Services
    • 5.6.3 Financials
    • 5.6.4 Recent Developments
    • 5.6.5 SWOT Analysis
  • 5.7 Emerson Electric Co.
    • 5.7.1 Business Overview
    • 5.7.2 Products & Services
    • 5.7.3 Financials
    • 5.7.4 Recent Developments
    • 5.7.5 SWOT Analysis
  • 5.8 TE Connectivity Ltd.
    • 5.8.1 Business Overview
    • 5.8.2 Products & Services
    • 5.8.3 Financials
    • 5.8.4 Recent Developments
    • 5.8.5 SWOT Analysis
  • 5.9 Brooks Instrument LLC
    • 5.9.1 Business Overview
    • 5.9.2 Products & Services
    • 5.9.3 Financials
    • 5.9.4 Recent Developments
    • 5.9.5 SWOT Analysis
  • 5.10 Panasonic Corporation
    • 5.10.1 Business Overview
    • 5.10.2 Products & Services
    • 5.10.3 Financials
    • 5.10.4 Recent Developments
    • 5.10.5 SWOT Analysis
  • 5.11 Schneider Electric SE
    • 5.11.1 Business Overview
    • 5.11.2 Products & Services
    • 5.11.3 Financials
    • 5.11.4 Recent Developments
    • 5.11.5 SWOT Analysis
  • 5.12 Omega Engineering Inc.
    • 5.12.1 Business Overview
    • 5.12.2 Products & Services
    • 5.12.3 Financials
    • 5.12.4 Recent Developments
    • 5.12.5 SWOT Analysis
  • 5.13 Siemens Flow Instruments
    • 5.13.1 Business Overview
    • 5.13.2 Products & Services
    • 5.13.3 Financials
    • 5.13.4 Recent Developments
    • 5.13.5 SWOT Analysis
  • 5.14 Honeywell International Inc.
    • 5.14.1 Business Overview
    • 5.14.2 Products & Services
    • 5.14.3 Financials
    • 5.14.4 Recent Developments
    • 5.14.5 SWOT Analysis
  • 5.15 Yokogawa Electric Corporation
    • 5.15.1 Business Overview
    • 5.15.2 Products & Services
    • 5.15.3 Financials
    • 5.15.4 Recent Developments
    • 5.15.5 SWOT Analysis

• 6 Market Segmentation

  • 6.1 Vane Air Flow Sensors Market, By Application
    • 6.1.1 Automotive
    • 6.1.2 Industrial
    • 6.1.3 HVAC
    • 6.1.4 Aerospace
    • 6.1.5 Medical
  • 6.2 Vane Air Flow Sensors Market, By Product Type
    • 6.2.1 Analog Vane Air Flow Sensors
    • 6.2.2 Digital Vane Air Flow Sensors
    • 6.2.3 Wireless Vane Air Flow Sensors
    • 6.2.4 Portable Vane Air Flow Sensors
    • 6.2.5 Fixed Vane Air Flow Sensors
  • 6.3 Vane Air Flow Sensors Market, By Technology Type
    • 6.3.1 Hot Film
    • 6.3.2 Hot Wire
    • 6.3.3 Vortex Shedding
  • 6.4 Vane Air Flow Sensors Market, By Distribution Channel
    • 6.4.1 Online Stores
    • 6.4.2 Specialty Stores
    • 6.4.3 Direct Sales
    • 6.4.4 Indirect Sales
    • 6.4.5 OEM

• 7 Competitive Analysis

  • 7.1 Key Player Comparison
  • 7.2 Market Share Analysis
  • 7.3 Investment Trends
  • 7.4 SWOT Analysis

• 8 Research Methodology

  • 8.1 Analysis Design
  • 8.2 Research Phases
  • 8.3 Study Timeline

• 9 Future Market Outlook

  • 9.1 Growth Forecast
  • 9.2 Market Evolution

• 10 Geographical Overview

  • 10.1 Europe - Market Analysis
    • 10.1.1 By Country
      • 10.1.1.1 UK
      • 10.1.1.2 France
      • 10.1.1.3 Germany
      • 10.1.1.4 Spain
      • 10.1.1.5 Italy
  • 10.2 Asia Pacific - Market Analysis
    • 10.2.1 By Country
      • 10.2.1.1 India
      • 10.2.1.2 China
      • 10.2.1.3 Japan
      • 10.2.1.4 South Korea
  • 10.3 Latin America - Market Analysis
    • 10.3.1 By Country
      • 10.3.1.1 Brazil
      • 10.3.1.2 Argentina
      • 10.3.1.3 Mexico
  • 10.4 North America - Market Analysis
    • 10.4.1 By Country
      • 10.4.1.1 USA
      • 10.4.1.2 Canada
  • 10.5 Middle East & Africa - Market Analysis
    • 10.5.1 By Country
      • 10.5.1.1 Middle East
      • 10.5.1.2 Africa
  • 10.6 Vane Air Flow Sensors Market by Region

• 11 Global Economic Factors

  • 11.1 Inflation Impact
  • 11.2 Trade Policies

• 12 Technology & Innovation

  • 12.1 Emerging Technologies
  • 12.2 AI & Digital Trends
  • 12.3 Patent Research

• 13 Investment & Market Growth

  • 13.1 Funding Trends
  • 13.2 Future Market Projections

• 14 Market Overview & Key Insights

  • 14.1 Executive Summary
  • 14.2 Key Trends
  • 14.3 Market Challenges
  • 14.4 Regulatory Landscape

Segments Analyzed in the Report

The global Vane Air Flow Sensors market is categorized based on

By Product Type

• Analog Vane Air Flow Sensors
• Digital Vane Air Flow Sensors
• Wireless Vane Air Flow Sensors
• Portable Vane Air Flow Sensors
• Fixed Vane Air Flow Sensors

By Application

• Automotive
• Industrial
• HVAC
• Aerospace
• Medical

By Distribution Channel

• Online Stores
• Specialty Stores
• Direct Sales
• Indirect Sales
• OEM

By Technology Type

• Hot Film
• Hot Wire
• Vortex Shedding

By Region

• North America
• Europe
• Asia Pacific
• Latin America
• Middle East & Africa

Key Players

• Honeywell International Inc.
• Siemens AG
• Emerson Electric Co.
• TE Connectivity Ltd.
• Omega Engineering Inc.
• Yokogawa Electric Corporation
• Schneider Electric SE
• Panasonic Corporation
• Brooks Instrument LLC
• KROHNE Group
• GROVE INSTRUMENTS
• Sensirion AG
• Siemens Flow Instruments
• Vaisala Oyj
• Farnell element14