Product Overview
The EPCOS B41231A3109M is a high-reliability, long-life aluminum electrolytic capacitor engineered for demanding industrial control applications. As part of the robust B41231 series, this genuine EPCOS component delivers exceptional stability, low ESR, and extended operational lifetime under continuous high-ripple-current conditions. Sourced directly from authorized channels, every unit is 100% original, traceable, and rigorously tested — ensuring compliance with IEC/EN 60384-4 standards and full RoHS/REACH certification.
Technical Specifications
| Parameter | Value |
|---|---|
| Brand | EPCOS (TDK) |
| Model Number | B41231A3109M |
| Capacitance | 10,000 µF ±20% |
| Rated Voltage | 63 V DC |
| Temperature Range | –40°C to +105°C |
| Lifetime (at 105°C, rated voltage) | 5,000 hours |
| Ripple Current (100 Hz, 105°C) | 5.2 A |
| ESR (100 Hz, 20°C) | Max. 22 mΩ |
| Case Size (D × L) | 35 mm × 50 mm |
| Termination | Radial leaded (pitch: 15 mm) |
Key Features
- Long-Life Design: Up to 5,000 hours at full-rated voltage and 105°C — ideal for mission-critical industrial power supplies and motor drives.
- High Ripple Current Handling: Optimized electrolyte and internal construction support stable performance under sustained high-frequency ripple loads.
- Low Impedance & ESR: Ensures superior filtering efficiency and reduced thermal stress in DC-link and smoothing applications.
- Genuine OEM Quality: Manufactured by TDK-EPCOS in certified facilities — no counterfeits, no refurbished units.
- Industrial-Grade Reliability: Designed for harsh environments including vibration, thermal cycling, and elevated humidity.
Typical Applications
The B41231A3109M is widely deployed across industrial electronics requiring high-capacitance energy storage and filtering, including:
- Industrial motor drives and inverters (DC-link stabilization)
- PLC power supplies and embedded control systems
- Uninterruptible power supplies (UPS) and battery backup circuits
- Welding equipment and power converters
- Renewable energy interfaces (solar inverters, wind turbine controllers)
Supply Information
In-stock availability: Gopi International maintains real-time inventory of genuine EPCOS B41231A3109M capacitors in Shanghai. Fast global shipping options (DHL/FedEx) available. Minimum order quantity (MOQ): 1 piece. All shipments include full datasheets, RoHS certificates, and traceable lot documentation.
Contact Us
For technical inquiries, bulk quotations, or sample requests, contact our engineering support team:
- Phone: +86-21-24208728
- Email: ghb585@163.com
- Address: Shanghai, China
We provide complimentary pre-sales technical consultation — including circuit integration guidance, derating recommendations, and lifetime estimation under your specific operating conditions.
