• Bright White Backlit LCD Display: Features a clear, high-contrast white backlit LCD screen designed for effortless parameter reading even in low-light environments.
• Free-Range Universal Voltage Supply: Operates seamlessly across a broad free-range power voltage of 85 to 264 V AC, protecting against local voltage fluctuations.
• Independent On/Off Control System: Incorporates an independent on/off control system to ensure reliable temperature setting stability, with five specialized configuration types available.
• Seawater Sensor Availability & Broad Utility: Offers optional seawater-resistant sensors; widely applicable across commercial refrigerators, display cases, freezers, horticulture, fisheries, and livestock facilities.

Ruifujie is an established supplier and international exporter of commercial refrigeration components, industrial automation controls, and HVAC/R accessories with over two decades of technical expertise. Our product catalog encompasses scroll, rotary, reciprocating, semi-hermetic, and screw compressor units, alongside digital thermostats, electronic temperature controllers, expansion valves, and cold room automation modules. Engineered to satisfy rigorous B2B quality standards, Ruifujie provides complete OEM and ODM customization services for engineering contractors, system builders, and regional distributors. Ruifujie products are exported across Europe, North America, the Middle East, and Southeast Asia, earning strong client trust through dependable product quality and direct factory value.

Backed by over 20 years of technical manufacturing and supply chain expertise, Ruifujie provides high-precision digital thermostats and cold chain temperature control solutions to global engineering contractors and refrigeration equipment builders. We offer flexible order quantities, custom sensor options, and direct manufacturer pricing. Please send us your project requirements—including control range, operating voltage, application environment, and target order volume—and our engineering team will issue a comprehensive proposal and quotation within 8 hours.