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Grounding Copper Bar for Solar Combiner Box & Inverter

This solar dedicated grounding copper bar is professionally designed for internal earthing and equipotential connection of solar combiner boxes and PV inverters. Manufactured from high-purity T2 solid hard copper, it features ultra-low resistivity, excellent electrical conductivity and stable outdoor environmental resistance.
It effectively concentrates circuit grounding points, diverts leakage current and static electricity, eliminates voltage difference, and provides safe, reliable and long-term grounding protection for photovoltaic power generation systems.
Support customized drilling, bending and tin plating to match different brands and models of solar inverters and combiner boxes.

    Grounding Copper Bar for Solar Combiner Box & Inverter
    Technical Specifications
    Item Specification
    Material T2 / C11000 High Purity Hard Copper (≥99.99%)
    Conductivity ≥97% IACS
    Resistivity 0.01724 Ω·mm²/m (20℃)
    Application Solar Combiner Box, PV Inverter, PV Distribution System
    Surface Treatment Bare Copper / Tin Plated / Nickel Plated
    Processing Custom Cutting, Drilling, Bending, Deburring
    Size Range Thickness 2-10mm, Width 10-200mm, Length Customized
    Working Temperature -45℃ ~ +130℃
    Feature Anti-oxidation, High Safety, Stable Grounding, Easy Installation
    Professional Application Scenarios
    Solar Combiner Box Centralized grounding for multiple PV module strings to ensure consistent equipotential of the combiner box internal circuit.
    PV Grid-Tied Inverter Main grounding bar for inverter internal power module, shell and control system to prevent static accumulation and surge damage.
    Photovoltaic Distribution Cabinet Grounding busbar for low-voltage power distribution of solar power stations.
    Rooftop & Ground PV Power Station System equipotential connection and lightning protection grounding for residential and commercial solar projects.
    Solar Energy Storage System Matching grounding connection for integrated photovoltaic energy storage equipment.
    Why choose our Copper busbar
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    PV Industry Focus Specialized in solar system grounding copper bars for many years, familiar with photovoltaic equipment installation standards, providing targeted matching solutions.
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    Strict Quality Control 100% inspection of material purity, dimensional tolerance and surface finish; salt spray and aging tests for outdoor application guarantee.
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    One-Stop Custom Service Free design according to customer drawings, samples or installation parameters, support small batch trial orders.
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    Diversified Shipping Methods Support sea freight, air freight and international express, fast and safe delivery for global PV projects.
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    Fast Lead Time Sample delivery in 3-5 days, mass production delivery in 7-15 working days.