Precision Industrial Sensors & Automation Solutions
Qingdao Restong Automation Equipment Co., Ltd. delivers high-accuracy level, pressure, flow, temperature, and density measurement instruments trusted by industries worldwide.
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Qingdao Restong Automation Equipment Co., Ltd. delivers high-accuracy level, pressure, flow, temperature, and density measurement instruments trusted by industries worldwide.
Qingdao Restong Automation Equipment Co., Ltd. is a leading manufacturer of industrial automation instrumentation based in Qingdao, Shandong Province, China. With years of engineering expertise, we specialize in designing and producing high-precision sensors and control systems for level, pressure, flow, temperature, and density measurement.
Our products are widely used in water treatment, chemical processing, oil & gas, food & beverage, power generation, and pharmaceutical industries. We are committed to innovation, reliability, and customer satisfaction, ensuring every instrument meets international quality standards.
High-performance, durable, and accurate measurement instruments designed for demanding industrial environments.
Non-contact measurement for liquids and solids. Ideal for water tanks, sumps, and chemical storage.
Flexible installation for long-range level detection in tanks and reservoirs.
Compact design for tight spaces. Reliable for high/low level alarms.
High-accuracy pressure measurement with digital communication support.
Stable flow measurement for steam, gas, and liquids with no moving parts.
Ideal for conductive liquids including water, wastewater, and chemicals.
Real-time density and concentration monitoring for process control.
Stainless steel probe for clean water, sewage, and industrial liquids.
Engineered for performance, durability, and precision in industrial environments.
Cutting-edge sensor design with digital signal processing and smart diagnostics.
Robust construction for 24/7 operation in harsh industrial conditions.
Consistent, repeatable measurements with minimal drift over time.
Worldwide distribution and technical support for seamless integration.
Get answers to common questions about our products and services.
2-wire transmitters use the same pair for power and signal (4-20mA loop). 3-wire adds a separate ground. 4-wire uses separate power and signal circuits, often for higher power devices.
Yes, many of our sensors are constructed with anti-corrosive materials such as PP, PVDF, and 316L stainless steel. We offer models specifically designed for chemical and wastewater applications.
Yes, we provide OEM/ODM services and can customize sensor range, materials, output signals, and certifications based on your requirements.
Our products comply with CE, RoHS, and ISO9001 standards. Explosion-proof models are available with ATEX/IECEx certifications upon request.
Get in touch with our team for product inquiries, technical support, or custom solutions.
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