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Premium Strut C Channel &
Square Channel Systems

ISO9001 Certified Manufacturer from China | OEM/ODM Services | High Load-Bearing Capacity | Corrosion Resistant | Custom Solutions for Construction, Electrical, and Solar Applications

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Who We Are

Trusted Manufacturer of Structural Support Systems

Shanghai Koka Industrial Co., Ltd

We are a professional manufacturer and supplier of construction support systems based in Shanghai, China. With years of experience, we specialize in strut framing systems, pipe supports, cable management solutions, and solar mounting components.

Our products are widely used in electrical installations, HVAC systems, industrial construction, and renewable energy projects. We serve clients globally with reliable, high-quality structural components that meet international standards.

  • ISO9001:2015 Certified
  • CE Registered Manufacturer
  • OEM & ODM Services Available
  • 100% Quality Inspection
Factory Production Quality Check Packaging

Quality Control

Ensuring Excellence at Every Step

Koka has ISO9001-2015 Verified and CE Registered manufacturing processes. We maintain a strict quality control system across all production stages — from raw material inspection to final packaging. Our commitment ensures 100% correct delivery and consistent product performance under demanding conditions.

Material Testing

Q235B Steel, SS304/SS316 Verification

Dimensional Accuracy

Precision Slotting & Cutting

Corrosion Resistance

HDG, Zinc, Powder Coating Tests

Our Products

High-Performance Structural Support Components

Strut C Channel

Strut C Channel

41x21mm, 2.5mm Thickness, HDG Pre-Galvanized

  • Material: Q235B Steel
  • Finish: Hot Dip Galvanized
  • Load Capacity: 50-200kg
  • OEM/ODM: Available
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Spring Channel Nut

Spring Channel Nut

With Plastic Wing, for Solar Mounting

  • Material: Galvanized Steel
  • Color: Blue Plastic Wing
  • Application: Solar Energy Systems
  • Standard: ISO 9001
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Strut Cushion Clamp

Strut Cushion Clamp

Gold Zinc, Omega Saddle, Rubber Cushion

  • Material: TPE Rubber + Steel
  • Finish: Yellow/Zinc Coated
  • Type: Two-Hole Saddle
  • Use: Pipe & Tubing Support
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Square Channel

Square Channel

50x50x3mm, 80x80x3mm, Heavy Duty

  • Material: Q235B Steel
  • Finish: Pre-Galvanized
  • Custom Sizes Available
  • Modular Support System
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Cable Tray

Perforated Cable Tray

200mm Width, 1.2mm Thickness

  • Material: Steel/Q235B
  • Load: 216kg/meter
  • Finish: Pre-Galvanized
  • Service: OEM/ODM
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Threaded Rod

Threaded Rod Bar

M6-M12, Hot Dip Galvanized, 1m-6m

  • Material: Q235 Steel
  • Finish: HDG or Zinc Plated
  • Length: Customizable
  • Standards: ISO 9001
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Strut End Cap

Strut Channel End Cap

PVC, 41x21, 41x41, 25x25mm

  • Material: PVC/Rubber
  • Colors: Black, Yellow, White
  • Function: Protection & Safety
  • OEM: Custom Colors/Sizes
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Solar Mounting Clamp

Solar Mounting End Clamp

HDP Carport, PWM/MPPT, Aluminum

  • Material: Aluminum/HDG Steel
  • Use: Panel Fixing
  • Compatibility: All Major Panels
  • Weather Resistant
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View All 1,500+ Products

Why Choose KokaStrut?

Engineered for Strength, Durability, and Precision

ISO 9001 Certified

Quality assured through international standards and rigorous testing protocols.

OEM/ODM Services

Custom designs, sizes, finishes, and packaging to meet your project needs.

Global Shipping

Reliable logistics to North America, Europe, Asia, Africa, and Australia.

Technical Support

Expert guidance on product selection, installation, and system design.

15+
Years Experience
1,500+
Products
60+
Countries Served
100%
Quality Inspection

Frequently Asked Questions

What materials do you use for strut channels?

We use Q235B steel for standard channels and SS304/SS316 stainless steel for corrosion-resistant applications. All materials are tested for quality compliance.

Can you provide custom sizes and finishes?

Yes, we offer OEM and ODM services including custom dimensions, galvanization, powder coating, and packaging according to your specifications.

What is the load capacity of your cable trays?

Our perforated cable trays support up to 216kg per meter, while ladder types handle 50–200kg depending on span and configuration.

Do you supply solar mounting system components?

Yes, we manufacture complete solar mounting kits including end clamps, mid clamps, rails, brackets, and channel nuts for rooftop and ground installations.

How do I request a quote?

Visit kokastrut.com and click "Request A Quote" to submit your requirements. Our team responds within 24 hours.

Contact Us

Get in touch for quotes, technical support, or product information.

Business Inquiries

  • Address: No.28, Moyu Road, Jiading District, Shanghai, China 201805
  • Phone (Work): 86-021-60488958
  • Mobile: 86-18917512172
  • Email: [email protected]
  • Fax: 86-21-60488958
  • Work Hours: 8:00–17:00 (Beijing Time)

Next Steps

For product inquiries, technical questions, or custom orders, please visit our official website to submit your request.

Visit Official Website to Contact

We respond to all inquiries within 24 business hours.

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