Discover unparalleled value with TopWorx T-Series switchboxes, designed to provide complete functionality within sleek, compact direct-mount enclosures.
With an array of position sensors, integral solenoid valves, and compatible bus networks, the T-Series is expertly engineered for deployment in all hazardous environments, boasting coveted IECEx, ATEX, and UL certifications.

Precision Engineering in Direct-Mount Stainless Steel
Robust Solutions: Flameproof, Intrinsically Safe
Certified for Explosion Proof and Non-Incendive Applications
Meets stringent Class I Div 1 & 2 Standards
Conforms to Class II Div 1 & 2 Standards
Certified Ex ia IIC with Ratings T6/T4/T3
Designed for Ex d IIB or IIC with Ratings T6/T4
Operational Range: Tamb -65°C to 100°C
Certified as Ex tb IIIC T135C
Functionality in Extreme Conditions: Tamb -50°C to 100°C
Certified II2GD with IP66/67 and Type 4X Protection
Durability in Direct-Mount Aluminum
Engineered for Flameproof, Intrinsically Safe, Explosion Proof, and Non-Incendive Use
Compliant with Class I Div 1 & 2 Requirements
Adheres to Class II Div 1 & 2 Standards
Rated Ex ia IIC with T6/T4/T3 Performance
Ex d IIB or IIC T6/T4 Rated for Safety
Operational Temperature: Tamb -65°C to 100°C
Ex tb IIIC T135C Certified
Engineered for Extreme Environments: Tamb -50°C to 100°C
II2GD Certified, Features IP66/67 and Type 4X Protection
Company Profile
Cold Valley Intelligent Technology (Shanghai) Co., Ltd., proudly stands as a beacon of innovation and excellence within the prestigious Hanshan (Cold Mountain) Intelligent Technology Co., Ltd. group; a testament to our unwavering commitment to quality.
Established with distinction in the bustling metropolis of Shanghai in 2013, this esteemed company is a proud member of the illustrious Hanshan Intelligent Technology Co., Ltd. group; known for pioneering advancements and setting benchmarks in the industry.
Our visionary founding team consists of seasoned professionals from top-tier international automation firms; collectively, they bring over 20 years of invaluable industry experience in automation and engineering, and more than a decade in digital consulting and implementation. We are devoted to providing premier automation and digitization products and services to a diverse global clientele. Strategically headquartered in the dynamic hub of Shanghai, China.
With an impressive legacy spanning over two decades in the industry, the company has masterfully refined its expertise in the petrochemical arena. Armed with a profound understanding of automation and digitalization needs across upstream, midstream, and downstream sectors, we craft sophisticated professional products and solutions. Our offerings are rich in automation and digitalization and are complemented by comprehensive life cycle services tailored to industries like petroleum, chemicals, electric power, biomedicine, APIs, food and beverage, liquor, metallurgy, and non-ferrous metals.






You may have these questions
How do I select the ideal product?
A: Once your inquiry reaches us, we will provide a comprehensive technical document. This document is designed to empower you with detailed insights into process parameters and technical specifications that are crucial to your needs. Based on your distinct requirements, we will recommend the most suitable model, perfectly tailored to meet your specific demands.
I would like a confirmed model. Can you provide that?
A: Absolutely. Upon receiving your specified model, we will meticulously verify its compatibility. If necessary, we will offer further optimization suggestions to enhance cost-effectiveness. Once confirmed, we will proceed with a formal quotation to ensure clarity and satisfaction.