Discover the exceptional value of the TopWorx T-Series switchboxes, where compact design meets full functionality in a sleek, direct-mount enclosure, providing an advanced solution for your operational needs.
Engineered for excellence, the T-Series offers an impressive array of position sensors, integral solenoid valves, and bus networks. Certified for all hazardous areas, it carries prestigious IECEx, ATEX, and UL certifications, ensuring safety and performance.

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. stands at the forefront of technological innovation, as an integral member of the Hanshan (Cold Mountain) Intelligent Technology Co., Ltd. group, embodying industry-leading standards and unmatched expertise.
Founded in the vibrant metropolis of Shanghai in 2013, our company is a prestigious subsidiary of Hanshan Intelligent Technology Co., Ltd., marking a decade of excellence and innovation.
Our foundation is built on a team of distinguished experts from top international automation firms, boasting over 20 years of collective industry experience. We are committed to delivering superior automation and digitalization solutions, headquartered in the dynamic city of Shanghai, China.
Leveraging over two decades of deep industry expertise, we excel in the petrochemical sector, offering tailored automation and digitalization solutions. Our proficiency spans across petroleum, chemicals, electric power, biomedicine, and more, ensuring cutting-edge lifecycle services.






Frequently Asked Questions
How do I select the right product?
A: Once we receive your inquiry, we provide a comprehensive technical document detailing essential process parameters. Our tailored suggestions ensure the ideal model is selected to meet your specific needs.
I would like a confirmed model. Can you provide that?
A: Absolutely. Upon receiving your requested model, we conduct a thorough suitability check. If necessary, we propose optimization strategies for cost savings. After confirming, we proceed with a detailed formal quotation.