Why choose Firstrate
60+ Years of Sensor Expertise Founded in 1965, with over 60 years of sensor R&D and manufacturing experience.
60+ Years in Sensor Manufacturing
Founded in 1965 as Changsha Hongqi Instrument Factory, among China's earliest sensor manufacturers
400+ Products
Industrial sensors, intelligent instruments, and IoT sensors for 30+ industries.
80+ Certifications
Certified to CPA, CQC, CE, RoHS, Ex, ATEX, MA, and other international standards
Serving the Global Market
Producing 500,000 sensors annually for customers in over 100 countries.
Professional Engineering Support
Experienced engineers provide one-to-one product selection assistance, saving you time and cost.
OEM & ODM Services
Customized solutions tailored to your specific application requirements.
Featured Sensor Products
Firstrate main products include industrial and IoT related sensors such as pressure measurement, wind speed measurement, temperature measurement, liquid level measurement, displacement measurement, environmental monitoring, and water quality monitoring.
Hunan Firstrate Sensor Co.,Ltd.
Is a leading sensor Manufacturer with 60 years Experience, mainly engaged in industrial measuring instruments and IOT solution,such as pressure Sensor, infrared emperature sensor, wind speed sensors ect,and one-stop solutions. Committed to provide customers with high-end customized sensors and IoT system integration solutions, our products are widely used in aerospace / marine / military, engineering / textile machinery, oil / gas, HVAC / air conditioning, smart cities, industrial interconnects and other fields.
VIEWS MORECertificates
Our products have obtained CE, RoHS, ISO, ATEX and other international certifications
ISO9001
FST800-CE-EMC
FST800-CE-Standard
FST800-RoHS
FST800-214-ATEX
FST800-214-ATEX
You are the witness of our achievements
Firstrate Sensor products are sold in 100 countries around the world, and it has long-term cooperative relations with 300 well-known companies.
Countries
Serve the global market
Customers
More choices for companies
Users
More users' trust
recent news
Find out what's going on at Firstrate
14
2026-08
IOTE 2026 – The 25th International Internet of Things Exhibition · Shenzhen will be held from August 26 to 28 at Shenzhen World Exhibition & Convention Center (Bao’an New Hall). Bringing together over 1,000 enterprises, the exhibition draws system integrators and end‑buyers from industries including manufacturing, smart cities and smart logistics.The event highlights core technologies across the perception layer, network layer, platform layer and application layer. It showcases cutting‑edge achievements such as sensors, low‑power wide‑area networks, edge computing and AIoT solutions. More than 40 industry forums and the “IoT Star” selection will also take place, building a global trade and technical exchange platform for the Internet of Things.
18
2026-06
Gentle summer breezes blow, sweet mugwort and calamus fill the air. The fifth day of the fifth lunar month marks the arrival of the Dragon Boat Festival once again. On this lovely traditional festival, Philster presents thoughtful gifts to every dream chaser who walks alongside us. We offer all our colleagues zongzi and sweet juicy melons, wrapping tender warmth in delicious treats as a token of gratitude for our days of hard work side by side.
12
2026-06
The 6th 2026 Shenzhen International Data Center Liquid Cooling Technology Exhibition was held at Shenzhen World Exhibition & Convention Center from June 10 to 12. With the theme of "Green Computing Power · Leading the Future with Intelligence", the exhibition focuses on the innovative application of liquid cooling technology in data centers, and aims to build an international platform integrating technology display, industrial docking and policy interpretation.
Contact Us
· Our company was founded in 1965 and has more than 60 years of experience in sensor R & D and production.
· Our products have obtained CE, RoHS, ISO, ATEX and other international certifications.
Please leave your contact information to get one-on-one product selection guidance and quotation services from professional engineers.