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Precision Industrial Sensors & Control Systems for Cranes, Winches, and Measurement Applications
Explore ProductsShanghai LONGSONE Electronic Tech Co., Ltd. is a leading manufacturer specializing in the design and production of high-precision industrial sensors and electronic control systems. With years of engineering expertise, we serve global markets with reliable solutions for crane safety, angle measurement, length detection, and engine monitoring.
Our core technologies include inclinometers, electronic compasses, digital levels, cable reeling sensors, A2B switches, and hour meters — all engineered for durability, accuracy, and seamless integration into heavy-duty environments.
Engineered for performance, reliability, and precision — our industrial electronics are trusted in construction, logistics, and manufacturing sectors worldwide.
Anti-two block safety switch for cranes, prevents boom overextension and load collision.
Multi-layer LED alarm light for enhanced visibility and safety on construction sites.
Digital hour meter compatible with all gas engines, ideal for maintenance tracking.
Wind speed sensor with pulse signal output for real-time monitoring in industrial settings.
Compact anti-two block switch with high durability for mobile and tower cranes.
Cable reeling drum sensor for precise linear and angular measurement up to 60 meters.
Analog-style red display hour meter for easy reading and long-term engine usage tracking.
High-accuracy tilt sensor for leveling applications in construction and surveying equipment.
Digital direction sensor with stable output for navigation and orientation systems.
Durable cable drums for organized power and signal cable management in mobile machinery.
Precision switch to prevent over-winding in winch and hoist systems.
Tension measurement device for cables and wires in cranes and rigging systems.
Every product is designed with high-grade components and calibrated for accuracy under extreme conditions.
Our A2B switches, warning lights, and limit sensors enhance operational safety in industrial environments.
Trusted by clients worldwide with responsive service and technical documentation in multiple languages.
An A2B (Anti-Two Block) switch prevents the crane's load block from contacting the boom tip, avoiding dangerous collisions and equipment damage.
Yes, all our sensors and switches are built with IP65 or higher protection ratings, making them resistant to dust, moisture, and harsh weather.
Yes, we provide OEM/ODM services and can customize sensors, housings, cables, and signal outputs based on client requirements.
We offer a standard 18-month warranty on all electronic products, covering defects in materials and workmanship.
Absolutely. Our engineering team provides full technical support, including installation guidance, troubleshooting, and integration assistance.
For inquiries, quotes, or technical support, visit our official website to connect with our team.
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