GE Protective Capacitors Aluminium Can
The GE Protective Capacitors Aluminium Can is a precision 5052-aluminum enclosure for dry-type DC filter capacitors, engineered by Xiamen Apollo (est.2010). Featuring TIG-welded seams, anodized coating, and 30% enhanced heat dissipation, it suits PV, EV, and industrial power systems—offering customization, ISO 9001 quality, and 15-20% cost savings.
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Product Introduction

In the rapidly growing new energy and power electronics sectors, reliable component housing is critical to ensuring operational stability, thermal efficiency, and long-term durability. The GE Protective Capacitors Aluminium Can stands as a precision-engineered solution designed to meet the rigorous demands of modern DC filter capacitor applications-from solar PV inverters to electric vehicle (EV) power systems. Manufactured by Xiamen Apollo Stamping Welding Technology Co., Ltd. (a specialist in metal fabrication for new energy since 2010), this aluminum enclosure combines robust material selection, advanced manufacturing processes, and application-specific design to support high-ripple-current, high-voltage scenarios.
Ideal for use in grid-tied inverters, wind turbine converters, and traction power supplies, the Capacitor Aluminum square case addresses key industry challenges: it enhances heat dissipation to extend capacitor lifespan, ensures hermetic sealing to resist harsh environmental conditions, and offers customizable dimensions to fit diverse capacitor designs. Whether deployed in outdoor solar farms or industrial welding machines, this enclosure delivers the structural integrity and performance consistency required for mission-critical power electronics.
Material Specifications
The Storage Capacitor Aluminium Can is constructed primarily from 5052-series aluminum alloy (custom material options available per client drawings)-a widely utilized Al-Mg alloy renowned for its balanced mechanical and chemical properties. Key material attributes include:
Composition & Strength
Capacitor aluninum case contains 2.2–2.8% magnesium, delivering a tensile strength of ~230 MPa (medium-strength grade) to resist deformation under mechanical stress.
Corrosion Resistance
Aluminium Can for High Voltage Film Capacitors, excellent resistance to moisture, salt spray, and industrial pollutants, making it suitable for outdoor PV/wind installations and coastal environments.
Weldability
Air Cooled Capacitor Aluminium Can compatible with TIG (argon arc) welding processes, ensuring airtight seams for hermetic sealing (critical for capacitor electrolyte protection).
Lightweight
Metalized Film Cylindrical AC Shunt Capacitor Aluminium Can's density of 2.72 g/cm³, reducing overall system weight for mobile applications (e.g., EV on-board chargers).

Manufacturing Process
The production of Water Cooled Capacitors Aluminium Can follows a strict, multi-step workflow to ensure dimensional accuracy and performance consistency:
Laser Cutting
High-precision laser cutting of 5052 aluminum sheets, with dimensional tolerance controlled to ±0.1 mm for AC Safety Capacitors Aluminium Can shell and lug components.
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Argon Arc Full Welding
Seamless full welding of Aluminium Can for Metalized Film Cylindrical AC Shunt Capacitor joints to eliminate porosity or leaks, a prerequisite for subsequent watertightness testing.
02
Deburring & Edge Blunting
Capacitor Aluminum square case removal of weld burrs and blunting of sharp edges to Ra ≤ 1.6 μm surface finish, preventing damage to internal capacitor elements during assembly.
03
Borax Treatment + Anodization
Storage Capacitor Aluminium Can surface preparation with borax to enhance coating adhesion, followed by anodization to form a ≥10 μm oxide layer (improves corrosion resistance and electrical insulation).
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Threaded Fastener Integration
Capacitor aluninum case press-riveted nut holes (inter-hole spacing tolerance ±0.2 mm) on side panels and main body, enabling nested assembly via threaded connectors.
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Application Scope
The Storage Capacitor Aluminium Can is engineered to house dry-type DC filter capacitors in high-demand applications:
Renewable Energy
Aluminium Can for Metalized Film Cylindrical AC Shunt Capacitor's DC-link filtering in solar PV inverters and wind turbine converters, supporting voltage stabilization and energy storage functions.
01
Transportation
Water Cooled Capacitors Aluminium Can's traction power supplies for rail transit systems and EV on-board DC-DC converters, handling high ripple currents (≥100 A) during rapid charging/discharging.
02
Industrial Equipment
Air Cooled Capacitor Aluminium Can, inverters, high-end power supplies, UPS systems, and welding machine power modules, where it aids in reducing low-frequency noise and buffering load transients.
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Key Performance Benefit
The rectangular form factor of the GE Protective Capacitors Aluminium Can provides a 30% larger heat dissipation area than cylindrical enclosures, lowering internal capacitor temperatures by 5–8°C and extending component lifespan by 20–30%.
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contact us
If you have any needs regarding the procurement, selection, sample request, or customization of GE Protective Capacitors Aluminium Can, or if you wish to learn more about the product details, please feel free to contact us. We will arrange a professional team to provide one-on-one service, customize adaptation solutions, and ensure stable supply, accurate selection, and efficient procurement.
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