Insulated Copper Bus Bar
Insulated Copper Bus Bar solutions from Xiamen APOLLO redefine reliability and adaptability in power transmission systems. With two decades of expertise in conductive materials, our Insulated Copper Bus Bar portfolio combines precision engineering with advanced insulation technologies, including PVC dipping, PET insulating paper, epoxy powder coating, and PE heat shrink tube options.
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Product Introduction
Xiamen APOLLO, as a pioneer with 20 years of expertise in conductive materials, specializes in the R&D and manufacturing of Insulated Copper Bus Bar, including PVC Dipping Insulated Busbar, BusBar with PET Insulating Paper, Epoxy Powder Coating Insulated Busbar, and PE Heat Shrink Tube Insulated Busbar, delivering high-reliability, scenario-adaptive power transmission solutions for electric vehicles (EVs), photovoltaic (PV) energy storage, smart grids, and beyond.

What Are Insulated Busbars
Insulated busbars, also known as copper busbars, electrical busbars, or power busbars, play a critical role in renewable energy applications, particularly in electric vehicles (EVs) and photovoltaic (PV) solar systems. These specialized conductors are encased in insulating materials, offering significant advantages for the integration and operation of renewable energy technologies.


Material Standards
GB: T2Y2 Copper
DIN: E-Cu58 (Material No. 2.0065)
EN: Cu-ETP (Designation: CW004A)
ISO: Cu-ETP
UNS: C11000
JIS: C1100
BS: C101
Copper purity: ≥99.99%
Conductivity: ≥97% IACS
Hardness: 80–110 HV
Tensile strength: 245–345 MPa
Custom materials are available upon request

Surface Treatment
Plating Options: Silver, Tin, Nickel plating | Ultrasonic cleaning
Coating Thickness: Standard 3–12 μm (customizable)
Operating Temperature: -45°C to +150°C
INSULATION SOLUTIONS
|
BusBar with PET Insulating Paper |
Brand:GTS USA / KREMPEL Germany Colors: White/Cream |
| PVC Dipping Insulated Busbar |
Colors: Orange/Green (most popular) |
|
Epoxy Powder Coating Insulated Busbar |
Colors: Orange/Green/Gray (most popular) |
| PE Heat Shrink Tube Insulated Busbar |
Colors: Orange/Green/Black/Red/Yellow (most popular) Flame resistance: UL94-V-0 (or custom specifications) |
| PA66 Plastic Insulation Busbar |
Colors: White/Gray (most popular) |
Technical Specifications & Production Capacity
| Busbar Resistance | ≤0.00001Ω |
| Load Capacity | 3500–5000VDC voltage | 100–2000A current |
| Assembly Hardware | PEM® stainless steel nuts, studs, brackets, and screws (USA) |
| Free Samples | 1–10 units available |
| Lead Time |
Production orders: 7–10 days (includes tooling/mold development) Samples: 10–20 days |
| Packaging |
Inner: EPE foam/blister boxes Outer: Reinforced cartons/pallets |
| Certifications | ISO9001, IATF16949, RoHS, REACH |
| Monthly Capacity | 50,000,000 units |
| Applications |
New energy EV/HEV film capacitors EV battery packs Photovoltaic energy storage systems Power distribution cabinets Rail transit systems Cloud server UPS (uninterruptible power supplies) |

Key Advantages of Insulated Busbars
1, Optimized Power Distribution
Insulated Copper busbars facilitate precision energy routing in EV and solar applications, serving as critical pathways from power sources (PV arrays/charging stations) to storage systems or consumption nodes.
2, Safety Assurance
Featuring complete conductor isolation, our Insulating Bus Bars eliminate arc flash hazards while preventing short circuits and ground faults in high-density installations.
3, Space-Efficient Design
The compact profile of PVC Dipped Insulated Bus Bars enables 40% space reduction compared to conventional wiring, ideal for confined EV battery compartments and solar inverters.
4, Ultra-Low Resistance Performance
With C1100 copper cores (≥97% IACS conductivity), our busbars maintain ≤0.00001Ω resistance, reducing energy loss by 18% in typical EV drivetrains.
5, Harsh Environment Resilience
Multi-layer insulation systems withstand extreme thermal cycling (-45°C to +150°C), chemical exposure, and 95% humidity environments.
6, Application-Specific Engineering
Customizable Nickel-Plated Insulated Bus Bars support unique voltage/current configurations, adapting to OEM-specific battery pack layouts and solar farm requirements.
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