Introduction: Why Thermistor NTC & PTC Matter in 2025 Thermistors—ceramic resistors whose resistance changes with temperature—are cornerstone components for sensing, control, and protection across industries. The two main families, NTC (Negative Temperature Coefficient) and PTC (Positive Temperature Coefficient) thermistors, serve distinct roles: NTCs excel at high-resolution temperature measurement, while PTCs shine in self-regulating protection and heating applications. In 2025, global market dynamics, emerging materials, and IoT integration demand a deeper understanding of both types to optimize performance, cost, and reliability. Core Analysis: Deep Technical & Market Insights 1. Global Market Size & Growth Trends 2024 Market Valuation: The global thermistor market was valued at US$ 672 million in 2024. 2025–2032 Forecast: Expected to reach US$ 919.7 million by 2032 at a 4.0 % CAGR . NTC vs. PTC Share (2024): NTC thermistors dominated with 68 % of the market, driven by automotive battery-management systems and industrial automation . 2. NTC Thermistors: Precision Temperature Sensors Operating Principle & β-Coefficient Calibration Behavior: Resistance decreases with rising temperature. β-Coefficient: Defines sensitivity; typical range 3,900–5,000 K . Focusensing Example: 10 kΩ @25 °C with β = 4,750 K; accuracy ±0.05 °C (0–50 °C). Key Performance Specs Spec Value Resistance @25 °C 10 kΩ β-Coefficient 4,750 K Range –55 °C to +200 °C Accuracy ±0.05 °C (0–50 °C) Time Constant 5–10 s (air), 1–2 s (liquid) Applications: HVAC control, battery management, medical probes, and precision lab instrumentation. 3. PTC Thermistors: Self-Regulating Protectors & Heaters Functional Behavior & Use Cases Behavior: Resistance increases sharply above a threshold (trip) temperature. Types: Silistor PTCs: Gradual R–T increase up to Tc (~100 °C). Switching PTCs: Sudden jump at Tc (80–120 °C) for overcurrent protection . Key Performance Specs Spec Value Cold Resistance 5 Ω @25 °C Hold Current 2 A Trip Temperature 85 °C Hot Resistance > 500 Ω @100 °C Response Time < 1 s Applications: Inrush current limiting, resettable fuses, self-heating elements (e.g., deicing, defogging). 4. Comparative Technical Summary Attribute NTC Thermistor PTC Thermistor Coefficient Negative (β-defined) Positive (threshold) Range –55 °C to +200 °C –40 °C to +150 °C Sensitivity Very high Moderate Linearity Non-linear Sharp transition Self-heating High (mind current) Low Key Roles Sensing/Measurement Protection/Heating Long-tail keywords covered: “NTC thermistor accuracy,” “PTC trip temperature,” “β coefficient calculation.” 5. 2025 Innovations & Materials Trends Nanostructured Ceramics: Enhanced β uniformity, reduced drift. Polymer-Based Thermistors: Flexible form factors for wearables and smart textiles. Embedded IoT Sensors: On-chip calibration and digital interfaces for real-time diagnostics . Emerging R&D focuses on ultra-fast response (< 100 ms) and ...

Do you know what thermocouples and thermopiles are? Actually, in the field of temperature measurement, thermocouple and thermopile are two commonly used sensors. But many people are not clear about their differences. Next I will introduce the differences in detail to help you make the right choice according to your needs. What is a thermocouple? A thermocouple is a temperature sensor widely used for measurement and control, and also for converting temperature gradients into electrical energy.  A thermocouple consists of two conductors made of two different materials (usually metal alloys) that produce a voltage near the point of contact between the two conductors. Thermocouples exhibit good performance at low temperatures and are suitable for temperature measurement. When the temperatures at the two ends are different, an electric potential is generated in the circuit, and the temperature is determined by measuring the electric potential. It is characterized by its simple construction, wide measurement range, and stable performance in extreme temperature environments. What is a thermopile? A thermopile is a sensor consisting of multiple thermocouples connected in series. It superimposes the outputs of multiple thermocouples to increase sensitivity and measurement accuracy. Thermopiles are typically used to measure smaller temperature changes or in scenarios where higher accuracy is required. Comparison of Principles of Operation  Thermocouple Based on the Seebeck effect, two metals produce a temperature difference electromotive force Thermopile Multiple Thermopiles Multiple thermocouples connected in series to enhance the electric potential output. Key Differences  Measurement Accuracy Thermocouples typically have an accuracy of ±1°C to ±5°C, whereas thermopiles can have an accuracy of ±0.1°C to ±1°C. Thermopiles reflect temperature changes more accurately due to the stacking of multiple thermocouples. Measuring Range Thermocouples have a much wider measuring range and can accommodate both very high and very low temperature environments. Thermopiles have a relatively narrower measurement range. Response Time Thermocouples have a faster response time, responding to temperature changes within milliseconds. Thermopiles, due to their more complex construction, typically have response times between tens and hundreds of milliseconds. Cost Thermocouples are less expensive and simpler to manufacture. Thermopiles are relatively costly due to the inclusion of multiple thermocouples and complex circuitry. Application Scenarios Application of Thermocouples Industrial Furnace Temperature Measurement. Automotive Engine Temperature Monitoring. Temperature Detection in High Temperature Environments. Application of Thermopiles  Non-contact temperature measurement .(e.g. infrared thermometer) Body temperature detection in medical devices. Measurement of subtle temperature changes in environmental monitoring. Focusens Solution Advantages As a te...

Introduction In today's technology-driven world, accurate temperature measurement is essential across various industries. Focusens, a leader in sensor technology, offers a range of NTC (Negative Temperature Coefficient) thermistor sensors and probes designed to meet diverse application needs. Understanding NTC Thermistors NTC thermistors are temperature-sensitive resistors that decrease in resistance as temperature increases. This property makes them ideal for precise temperature monitoring in applications like household appliances, automotive systems, medical devices, and industrial equipment. Features of Focusens NTC Thermistor Sensors & Probes Focusens' NTC thermistor sensors and probes are known for their: Wide Temperature Range: Suitable for extreme conditions. High Precision: Ensuring accurate temperature readings critical for sensitive applications. Customizable Designs: Tailored solutions to meet specific client requirements. Robust Construction: Designed to withstand harsh environments, ensuring longevity. Applications Across Industries Household Appliances In devices like ovens, refrigerators, and coffee machines, Focusens' sensors help maintain optimal temperatures, ensuring safety and efficiency. Automotive Industry These sensors monitor engine and battery temperatures, contributing to performance optimization and safety in vehicles. Medical Devices Precision is paramount in medical equipment. Focusens' sensors provide accurate temperature readings in devices like incubators and sterilizers. Industrial Applications From monitoring machinery temperatures to ensuring process control, these sensors play a vital role in industrial settings. Advantages of Choosing Focusens Quality Assurance: All products comply with ISO 9001:2015 standards, ensuring high quality and reliability. Global Reach: With exports to over 60 countries, Focusens has a strong international presence. Innovative Solutions: Continuous research and development lead to innovative sensor solutions tailored to market needs. Customer Support: Dedicated support teams provide prompt assistance and technical guidance. Focusens' NTC thermistor sensors and probes are essential components in various industries, offering precise temperature measurements critical for safety, efficiency, and performance. Their commitment to quality, innovation, and customer satisfaction makes them a preferred choice for businesses worldwide.

Introduction Focus Sensing and Control Technology Co., Ltd. has achieved an important milestone with the international registration of its trademark, Focusens. The World Intellectual Property Organization (WIPO) has officially recognized the trademark, granting the company protection in multiple countries. This move will strengthen the brand’s global presence and safeguard its intellectual property. What is the WIPO Trademark Registration? The WIPO trademark registration is a vital legal step that allows companies to protect their brand internationally. By registering a trademark under the Madrid Agreement and the Madrid Protocol, companies can secure their trademarks in various countries through one single application. This streamlined process makes it easier for businesses to expand globally without worrying about intellectual property theft or misuse. Focus Sensing and Control Technology Co., Ltd. received its registration certificate for the Focusens trademark on March 5, 2025, with the registration number 1 849 846. The next payment for maintaining the trademark is due in 2035, ensuring long-term protection for the brand. Key Information About the Registration The trademark registration includes a few important details about the company and its products: Trademark Name: Focusens Registration Number: 1 849 846 Registration Date: March 5, 2025 Next Payment Due: March 5, 2035 Company Name: Focus Sensing and Control Technology Co., Ltd. Legal Nature: Limited company, based in China Representative: Anhui Tianrui Intellectual Property Co., Ltd. The Focusens trademark is associated with a wide range of products, including: Transformers Radios Sensors Voltage Regulators Semiconductors Electronic Chips Signal Lanterns This registration also covers the stylized word “Focusens” with three arcs above the fifth letter "S", marking it as a unique visual identifier for the brand. Global Trademark Protection: Which Countries Are Covered? One of the most significant advantages of registering a trademark with WIPO is the ability to protect it in multiple countries through a single application. Focusens is now protected in several key global markets, ensuring that the brand can expand and grow without the risk of infringement. The trademark covers: Canada India Singapore United Kingdom United States France Germany Italy Spain With this protection in place, Focus Sensing and Control Technology Co., Ltd. can confidently market and sell its products in these countries, knowing that its intellectual property is secure. What Does This Mean for Focus Sensing and Control Technology Co., Ltd.? Securing an international trademark is a big win for Focus Sensing and Control Technology. Here’s how this move benefits the company: 1. Global Brand Protection The Focusens trademark is now protected in multiple countries, which helps prevent any unauthorized use of the name or logo in key markets. This protects the company’s brand identity and ensures that no other company can...

Focusens to Deploy Smart Sensor Innovations at Hong Kong Electronics Fair 2025 Meet Focusens at Asia’s Premier Tech Event: April 13–16. Booth 5BA10 Open Now! Join Focusens at the Hong Kong Electronics Fair | EPLuS (Spring Edition) in Booth 5BA10 (April 13–16, 2025). Experience live demos of IoT sensors and AI-driven industrial solutions at the Focusens Exhibition Hub. What’s New at Booth 5BA10? • Medical-Grade Sensors: ±0.1°C precision for hospital equipment [from website] • EV Battery Monitors: Real-time cloud analytics for electric vehicles • Free Expert Consultation: Daily sessions at 10:30 AM & 2:30 PM (HKT) Event Quick Facts - When: April 13–16, 2025 | 8:30 AM–6 PM daily - Where: Booth 5BA10, Hall 5B, Hong Kong Convention Centre, Wan Chai - Register Free: Secure Visitor Pass Here Why Focusens Stands Out? 15+ Years R&D Expertise With 28 patents and clients in 32 countries, Focusens delivers: 1. **5G-Ready Sensors**: <2ms response time for smart factories 2. **Custom Solutions**: Adaptable APIs for industrial IoT systems 3. **Global Certifications**: CE, FCC, RoHS compliant SEO-Optimized Title Recommendation "Focusens Booth 5BA10: Smart Sensors at Hong Kong Electronics Fair 2025" • 58 characters (Google-friendly) • Keywords: Hong Kong Electronics Fair 2025, Focusens Booth 5BA10, Smart Sensors Plan Your Visit • MTR Route: 5-minute walk from Wan Chai Station Exit A2 • Parking Tip: Pre-book via HKCEC Portal (Limited slots)  Connect Post-Event Can’t attend? Request a virtual product demo: - Email: info@focusensens.com - Tel: +86-551-69109668

Recent developments: ISO system certification adds a new chapter In this era of pursuing sustainable development and high-quality services, we are very proud to announce that our company has recently successfully obtained ISO14001 environmental management system certification. This milestone achievement not only marks that we have taken a solid step in environmental protection and corporate management, but also further consolidates our position as an industry leader.   Complete ISO system certification, quality assurance upgrade So far, our company has three complete international certifications: ISO9001 (quality management system), ISO45001 (occupational health and safety management system) and the newly obtained ISO14001 (environmental management system). The acquisition of this series of certifications is the best recognition of our strict compliance with international standards and continuous improvement of operating standards. They not only demonstrate our outstanding performance in quality control, employee safety and environmental protection, but also a strong proof that we are willing and able to provide high-quality assurance and service guarantees for more brands.   Looking to the future: IATF16949 system certification is about to start On this basis, we have not stopped. In order to better serve the automotive industry and meet its stringent quality requirements, our company plans to officially launch the IATF16949 (Automotive Industry Quality Management System) certification in February 2025. It is expected that in the next few months, through unremitting efforts and continuous improvement, we are expected to successfully obtain the certification around October 2025. This will be an important part of the comprehensive upgrade of our quality assurance system, and another powerful measure for us to demonstrate our professional strength and commitment to the automotive industry.   ISO system certification: dual guarantee of quality and service The acquisition of ISO system certification is not only the glory of a certificate, but also the practice of our commitment to customers. It means that we will follow the most stringent standards and processes in every link of product design, production, inspection, sales and after-sales service to ensure that we provide customers with the best quality products and services. At the same time, this will also inspire us to continue to explore and make breakthroughs in technological innovation, management optimization and other aspects, and return the trust and support of our customers with more outstanding performance.   Let’s work together to create a better future Looking to the future, we will continue to uphold the business philosophy of “quality first, customer first”, relying on the perfect ISO system certification and the upcoming IATF16949 certification, and continuously improve our strength and competitiveness. We firmly believe that through our joint efforts and unremitt...

As we welcome the Chinese New Year and celebrate the Year of the Dragon, the team at Focusens would like to take a moment to extend our warmest wishes to all our partners, clients, and customers. This is a time of celebration, reflection, and new beginnings. We are excited for the year ahead and look forward to continuing our successful partnerships with you. The Spirit of Chinese New Year Chinese New Year, also known as the Spring Festival, is one of the most significant holidays in Chinese culture. It marks the beginning of a new lunar year and is celebrated with great joy, family gatherings, and special traditions. The holiday is a time to honor ancestors, enjoy delicious food, exchange gifts, and wish for prosperity and happiness in the coming year. Each year is associated with one of the 12 Chinese zodiac animals, and this year, we are celebrating the Year of the Dragon. The dragon is a symbol of power, strength, and good fortune. It is believed to bring good luck, happiness, and success to those who are under its influence. As we enter this new year, we at Focusens are excited to embrace the energy and opportunities that the Year of the Dragon brings. Reflecting on a Successful Year As we celebrate the Chinese New Year, it’s also a time for us to reflect on the successes and milestones we have achieved in the past year. At Focusens, we have been committed to providing high-quality temperature sensors and thermistors to a wide range of industries, including automotive, industrial, medical, and consumer electronics. Over the past year, we’ve built stronger relationships with our clients, launched new innovative products, and made significant strides in expanding our market reach. We are proud of the progress we have made and grateful for the trust and support we have received from all our customers and partners. We look forward to achieving even greater success in the Year of the Dragon. Looking Ahead to a Promising Year As we usher in the Year of the Dragon, we are full of optimism and excitement for the opportunities that lie ahead. At Focusens, we are committed to innovation, quality, and customer satisfaction. We will continue to expand our product offerings and enhance our temperature sensing solutions to meet the evolving needs of our customers. The Chinese New Year is a time for new beginnings and fresh opportunities. We are excited to continue our journey of growth and development, both as a company and with our valued clients. Our team is eager to take on new challenges, explore new markets, and provide the best possible products and services to our customers. We are especially excited about the potential for advanced temperature sensors, thermistors, and RTD sensors in industries such as automotive, smart home technologies, and medical devices. These technologies are essential for maintaining safety, efficiency, and performance across a wide range of applications. As we move into the new year, we will continue to focus on providing ...

As we bid farewell to 2024 and step into 2025, the entire Focusens team is filled with excitement and gratitude. This is a time of new beginnings—an opportunity to reflect on our journey so far and embrace the possibilities of the year ahead. We want to take a moment to send our warmest wishes for a Happy New Year to all of you! A Promising Start: Focusens Wins the 2024 Hefei High-tech Zone Antelope Incubation Enterprise Award We’re thrilled to kick off 2025 with some amazing news: Focusens has been honored as the 2024 Hefei High-tech Zone Antelope Incubation Enterprise! This prestigious award is not just a recognition of our efforts, but a powerful reminder of the innovation, dedication, and teamwork that define us. It’s an incredible milestone for the company and a fantastic way to begin the year. This achievement underscores our passion for pushing boundaries in the world of temperature sensors, thermistors, and electronic components. It also highlights the hard work of our team, from engineers to customer service, who are the true heart of Focusens. Looking Ahead: A Year of Growth and Innovation This award is just the beginning. 2025 holds immense promise, and at Focusens, we’re more committed than ever to innovation. Our goal is to continue developing cutting-edge solutions that meet the evolving needs of our customers. In particular, we’re focusing on improving our temperature sensors and thermistors, ensuring they’re more reliable and efficient for industries ranging from industrial automation to environmental monitoring. With the Hefei High-tech Zone Antelope Incubation Program behind us, we’re excited to explore new R&D opportunities, collaborate with industry leaders, and bring even more groundbreaking technologies to life. Our Core Values: Innovation, Quality, and You The recognition we’ve received reflects our commitment to three core values that define everything we do: Innovation: We’re constantly searching for fresh ways to solve problems and better serve you. Whether it’s refining our existing products or developing new ones, innovation is at the heart of our mission. Quality: We believe in delivering only the best. Our commitment to quality ensures that every product we make meets the highest standards, building trust with our customers. Customer Focus: You are our priority. We listen, we understand, and we work together to create solutions that help you succeed. Your success is our success. A Year Full of Promise As we step into 2025, we’re filled with optimism. The Hefei High-tech Zone Antelope Incubation Enterprise award marks a new chapter in our journey. We’re excited to expand our product offerings, explore new markets, and continue delivering outstanding value to you, our valued customers. We’re also looking forward to strengthening our relationships with partners and stakeholders. The possibilities are endless, and together, we can achieve even greater things this year. Thank You for Your Continued Support We wouldn’t...