UL Listed Conduit Pipe Sereis

Schedule 40 / 80 Conduit Pipe | ENT Conduit Electrical Flexible Pipe | Type A / EB Conduit Pipe

schedule 40 pvc conduit pipe

Professional UL Listed Conduit Pipe Supplier & Manufacturer

we are the first manufacturer in China to have this UL certificate of PVC electrical conduit. All the pipes are made strictly in accordance with the UL 651 standard

UL 651 listed electrical PVC conduit pipes come in different sizes and types, including Schedule 40 and Schedule 80, the size from 1/2 to 8 inches. Schedule 40 PVC conduit has a thinner wall compared to schedule 80. Schedule 40 conduit is suitable for most residential, commercial, and light industrial electrical installations. On the other hand, schedule 80 PVC conduit has a thicker wall, which provides increased strength and durability. Schedule 80 conduit is commonly used in industrial and commercial applications where there may be a need for extra protection against harsh conditions or higher fluid pressures.

DB-120 direct burial utility duct: protection for outdoor power cables and communication lines.It can be buried directly in the ground, or it can be piped and concreted and then buried.

The electrical nonmetallic tubing (ENT) we provide is 1/2, 3/4 and 1 inches. It’s designed for electrical applications, suitable for use underground or above ground.ENT is non- metallic, with very good flexibility, it’s hand bendable and with smooth edges. Good flexibility will reduce installation time and save the labor cost.

  • UL651, UL1653 Standard
  • Comply twith NEMA TC-2
  • PVC material with great corrosion resistant. PVC material test (DB120 utilities duct)
  • Impact resistant and fire retardant
  • Suitable for underground and above ground applications
  • Smooth interior and outside

Product Collections


Want to learn more about the electrical conduit pipes offered by Ctube? Download their catalog and send us your questions and requests.

Product Authentication

Why Choose Ctube

Ctube is a professional electrical conduit pipe and fittings supplier with over 10 years of experience, focusing on electrical PVC conduit pipes  OEM/ODM service for leading brands worldwide. We aim to become the leading global supplier in our industry and specialize in developing and manufacturing high-quality, user-friendly PVC conduit pipes and fittings.

10+ Years of Experience

10+ years of electrical conduit industry experience offer a full range of conduit pipe product choices

Full Certifications

ISO 9001 Quality System Certification. ISO 14001 Environmental Management System Certification SGS, ROSH, CNAS, CE, IEC Certification

All Customer Served

Have experience working with both end-user and trading companies, Understand the difference between clients and users.

Customization Solution

We can customize various details of your product, including materials, colors, size, printing, and the rest.

Ctube Cooperation Process


Please provide details of your requirements and submit your inquiry. Our customer support team will respond via email within a few hours and assign a sales manager to work with you.


Within two business days or less, we will provide you with product quotes. Once you’ve received the quotes, we’ll send you product samples for your review. Once you’ve confirmed that the samples meet your expectations, we can proceed with your order.


Before placing a bulk order, please verify all product details with your sales manager. They will work closely with the factories, oversee production, and ensure product quality meets your expectations.


Once the products have been manufactured and meet your quality standards, we will arrange transportation according to your specific requirements and ensure safe delivery of your goods.

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Talk to the team

Speak to our engineers about your business, your projects and what we can achieve together

Endless Options For Your Specific Needs

Ctube focuses on the plastic electrical conduit field, around the customer’s demand for products, technology and services.

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