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This industrial DC bus capacitor is engineered for welding power supply systems, supporting stable energy buffering and reliable operation in high-load inverter circuits.
Model Number :
Welder CapacitorBrand Name :
EVAColor :
White,Blue,etcWarranty :
3 years or 5 yearsOperation Temperature :
-40°C to +85°COrder(MOQ) :
50Product Origin :
Anhui,ChinaPayment :
T/T,L/C,DPLead Time :
7-15 DaysShipping Port :
Shanghai,Ningbo,Qingdao,Guangzhou,YiwuCapacitance :
5~200u FVoltage :
400VDC~1600VDCOver Voltage :
1.5Un/10s ( 12h/day )Maximum Permissible Current :
1.2In ( 60Hz )1.15In ( > 60Hz )
Key Features
Optimized for DC bus applications in welding equipment
Handles rapid current fluctuations during welding operation
Low internal loss design improves system efficiency
Robust aluminum housing for industrial environments
Suitable for long-term operation in high-duty cycles
Technical Parameter：
Low self-induction/Low loss/Low ESR
Working current and high current handling capability
Safety and long use time
Easy to install and tighten
Operating temperature: -40℃~85℃/105℃
Typical Applications:
⚡ Welding Power Supply Units
Applied in inverter welding power supplies to stabilize DC bus voltage and support smooth power conversion.
Improves system reliability and helps protect power devices during high-current welding processes.
🔹 Product Advantages
*Enhances voltage stability of welding power systems
*Helps extend the service life of power modules and IGBT devices
*Improves welding consistency under fluctuating load conditions
*Designed for industrial-grade reliability
*Ideal for OEM welding power supply manufacturers
Why Choose Our Capacitors
*Over 17 years of manufacturing experience in motor capacitors
*Strict process control from winding to final electrical testing
*Stable long-term supply for OEM and bulk orders
*Custom capacitance, voltage, and lead configuration available
How To Order
Our Certificate
Our Exhibition
Our Packing
Packing
Our standard packaging follows a double-protection structure of inner box + Outer carton, ensuring your products arrive safely and in perfect condition. For certain items, we also offer individual packaging options, which can be fully customlized according to your requirements.
All outer cartons are made from export-grade, 5-ply corrugated material, providing exceptional strength, compression resistance, and durability during long-distance transportation. We strictly follow international packaging standards to guarantee secure delivery—whether by sea, air, or express.
Customlized packaging, labeling, and palletizing can also be arranged to meet your specific logistics or branding needs.
Logistics & Payment
🚢 Shipping Methods
We provide multiple shipping solutions to meet different delivery needs:
Sea Freight — stable and cost-effective
Air Freight — fast and suitable for urgent or small-volume shipments
We will recommend the best shipping method based on your order size, delivery schedule, and budget.
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