Offering remarkable value, the TopWorx T-Series switchboxes are engineered to deliver unrivaled performance with their compact, direct-mount enclosures, ensuring full functionality without compromise.
With a diverse array of position sensors, integral solenoid valves, and bus networks, the T-Series is meticulously crafted for use in all hazardous areas, boasting IECEx, ATEX, and UL certifications for ultimate safety and reliability.

Direct-Mount Stainless Steel
Flameproof/Intrinsically Safe/
Explosion Proof/ Non-Incendive
Class I Div 1 & 2
Class II Div 1 & 2
Ex ia IIC T6/T4/T3
Ex d IIB or IIC T6/T4
Tamb -65°C to 100°C
Ex tb IIIC T135C
Tamb -50°C to 100°C
II2GD, IP66/67, Type 4X
Direct-Mount Aluminum
Flameproof/Intrinsically Safe/Explosion Proof/ Non-Incendive
Class I Div 1 & 2
Class II Div 1 & 2
Ex ia IIC T6/T4/T3
Ex d IIB or IIC T6/T4
Tamb -65°C to 100°C
Ex tb IIIC T135C
Tamb -50°C to 100°C
II2GD, IP66/67, Type 4X
Company Profile
Cold Valley Intelligent Technology (Shanghai) Co., Ltd., proudly part of the Hanshan (Cold Mountain) Intelligent Technology Co., Ltd. group, stands as a beacon of industry excellence, showcasing our commitment to innovation and quality;
Established with distinction in Shanghai in 2013, our company is a revered member of the prestigious Hanshan Intelligent Technology Co., Ltd. group; standing out for its unwavering dedication to technological advancement and customer satisfaction;
Our founding team is composed of seasoned professionals from top international automation companies, collectively bringing over 20 years of rich experience in the automation industry and engineering. This expertise is further enriched by more than a decade of consulting and implementing digital solutions, ensuring the delivery of superior automation and digitization products and services to our global clientele. We take pride in being headquartered in the dynamic and innovative city of Shanghai, China;
With over two decades of profound industry experience, we have honed our expertise specifically in the petrochemical sector. Our nuanced understanding of the automation and digitalization needs across upstream, midstream, and downstream enterprises positions us as leaders. We specialize in crafting bespoke, professional products and solutions enriched with automation and digitalization, while offering comprehensive life cycle services to a broad range of industries. These include 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 right product?
A: Upon receiving your inquiry, we will provide you with an extensive technical document. This resource will empower you to thoroughly review the detailed process parameters and technical specifications that are crucial. Based on your unique requirements, we will recommend the most suitable model meticulously tailored for your needs.
I would like a confirmed model. Can you provide that?
A: Certainly. Once we receive your specified model, our first step will be to verify its suitability. If necessary, we will offer additional optimization suggestions to enhance cost-effectiveness. Upon confirmation, we will proceed with providing a formal quotation.