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Undrilled Busbars

When it comes to achieving optimal electrical conductivity in your high-demand applications, Undrilled Busbars provide the adaptability and efficiency you require. Designed for precision, these busbars eliminate the constraints of pre-drilled configurations, enabling you to tailor solutions that fit your exact electrical and mechanical specifications. 

Material Core

Copper, Aluminum, or Copper-Alloy 

Tin Coating Thickness

1-5 microns (depending on customer requirement) 

Bus Bar Thickness

1 mm to 10 mm (customizable based on application) 

Bus Bar Width

10 mm to 200 mm (customizable) 

Electrical Conductivity

Copper: 58 MS/m, Aluminum: 35 MS/m 

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Product Description

Undrilled busbars allow you to drill, tap, or modify them to match your unique system requirements. Unlike pre-drilled options, they eliminate misalignment issues and ensure seamless integration into custom assemblies. This flexibility reduces downtime and ensures compatibility with even the most intricate designs. 

Thermal Conductivity

Copper: 398 W/m·K, Aluminum: 237 W/m·K 

Voltage Rating

Up to 1000 V (higher ratings available upon request) 

Current Rating

Up to 5000 A (depending on size and application) 

Operating Temperature

-40°C to +120°C (custom ranges available) 

Corrosion Resistance

High resistance to oxidation and corrosion (with plating options) 

Mechanical Strength

Tensile Strength: 210 MPa (for copper) 

Plating Adhesion

> 2 N/mm (tested by standardized adhesion tests) 

Surface Finish

Bright, matte, or custom finishes (tin/silver plating available) 

Customization Options

Custom drilling, tapping, bending, and plating 

Standards Compliance

RoHS, UL, IEC, ISO 9001 compliant 

Technical Advantages

Made from high-conductivity materials such as copper or aluminum, undrilled busbars are optimized for low-resistance connections. This means reduced energy loss, minimized heat generation, and longer operational life for your electrical systems. 

Whether working on high-voltage installations or compact electronic devices, undrilled busbars provide the clean slate you need for precision machining. This ensures every drilled hole or tapped section aligns perfectly with your system, reducing the risk of loose connections or mechanical failures. 

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Industry Applications

Renewable Energy Systems

Applied in solar inverters and wind turbine systems to optimize energy distribution and minimize losses. 

Electric Vehicles (EVs)

Employed in battery packs and powertrains for reliable, low-resistance electrical connections in compact designs. 

Industrial Control Panels

Utilized to interconnect control components with high conductivity, minimizing heat buildup in heavy-duty applications. 

Data Centers

Used for reliable power distribution within server racks and UPS systems, ensuring uptime and stability. 

Aerospace Applications

Essential for lightweight, high-conductivity connections in aircraft electrical systems, reducing weight without sacrificing performance. 

Railway Electrification

Supports high-power electrical systems in trains, providing efficient connections for traction motors and control systems. 

Enhanced Durability and Streamlined Inventory Management

With options for surface finishes like tin or silver plating, undrilled busbars resist corrosion and oxidation, ensuring reliable performance even in extreme environments. Whether you’re operating in high-humidity areas or dealing with thermal cycling, these busbars maintain their structural and conductive integrity.                                     

Stocking undrilled busbars simplifies your inventory management. Instead of maintaining multiple sizes and configurations, you can keep standardized blanks ready for customization. This reduces costs and improves lead times for urgent projects.   

undrilled busbars

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Having Doubts? Our FAQ

Check all our Frequently Asked Question

How does the flexibility of undrilled busbars improve electrical system design?

Undrilled busbars allow you to customize the number, size, and placement of holes, which ensures perfect alignment with your electrical components. This flexibility helps eliminate alignment errors and allows for precise electrical connections, enhancing overall system performance and reliability. 

What materials are undrilled busbars made from, and how do they affect conductivity?

Undrilled busbars are typically made from high-conductivity metals like copper and aluminum. These materials are chosen for their excellent electrical conductivity and low resistance, which reduce energy loss and minimize heat generation during high-current operation. 

How do surface finishes like tin or silver plating affect the performance of undrilled busbars in harsh environments?

Surface finishes like tin or silver plating protect undrilled busbars from corrosion and oxidation, especially in challenging environments such as high humidity or extreme temperatures. These coatings ensure long-lasting conductivity and mechanical strength, reducing the risk of failure due to environmental stress. 

What role do undrilled busbars play in simplifying high-power electrical systems?

Undrilled busbars enable system designers to easily modify them to accommodate various electrical connections in high-power applications. By offering size and hole placement customization, they allow for a compact and efficient setup, eliminating the need for multiple pre-configured options and reducing system complexity. 

How does customizing undrilled busbars improve installation and maintenance?

The ability to drill and tap undrilled busbars on-site allows for precise installation and adjustment, making them ideal for custom or retrofit projects. This customization ensures the busbar fits perfectly into tight spaces or non-standard configurations, simplifying installation and future maintenance tasks. 

How does Frigate ensure consistent quality in undrilled bus bars for large-scale orders?
  • Precision rolling and machining ensure accurate dimensions and flatness. 
  • Batch-level conductivity, thickness, and plating inspections before dispatch. 
  • Manufacturing aligned with RoHS, UL, IEC, and ISO standards. 
  • Material certifications and lot traceability available. 
  • Consistent production ensures uniform performance across bulk orders. 
Can Frigate manufacture custom undrilled bus bars for specialized electrical systems?
  • Custom manufacturing based on customer drawings and specifications. 
  • Supports custom widths, thicknesses, alloys, and plating options. 
  • Engineering support for high-current and compact system designs. 
  • Prototype and pilot production available before mass manufacturing. 
  • Designed for EV, renewable, aerospace, and industrial applications. 
What plating and surface finishing options does Frigate provide for undrilled bus bars?
  • Offers tin, silver, and custom plating options. 
  • Ensures uniform coating thickness and strong adhesion. 
  • Surface finishes available in bright, matte, or custom textures. 
  • Plating improves corrosion resistance and electrical stability. 
  • Custom plating thickness based on application needs. 
How does Frigate support OEMs and electrical system integrators with bulk supply?
  • Scalable production capacity for OEM manufacturing volumes. 
  • Supports scheduled deliveries and long-term supply programs. 
  • Stable production planning ensures reliable lead times. 
  • Provides custom packaging and labeling for assembly lines. 
  • Helps reduce procurement complexity and supply risks. 
Why choose Frigate as your manufacturing partner for undrilled bus bars?
  • Combines precision manufacturing and electrical expertise. 
  • Provides fully customizable high-current bus bar solutions. 
  • Offers machining, plating, bending, and finishing in-house. 
  • Ensures cost-efficient production and faster turnaround. 
  • Trusted by OEMs and industrial manufacturers worldwide. 
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10-A, First Floor, V.V Complex, Prakash Nagar, Thiruverumbur, Trichy-620013, Tamil Nadu, India.

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LOCATIONS

Registered Office

10-A, First Floor, V.V Complex, Prakash Nagar, Thiruverumbur, Trichy-620013, Tamil Nadu, India.

Other Locations

  • Bangalore
  • Chennai
  • Coimbatore
  • Germany
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Become a Supplier

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Undrilled Busbars

Need reliable wires and cables for your next project? Get in touch with us today, and we’ll help you find exactly what you need!

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Undrilled Busbars

Need reliable Machining for your next project? Get in touch with us today, and we’ll help you find exactly what you need!

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