Product Overview
The EPCOS B41231A3109M is a high-reliability, long-life aluminum electrolytic capacitor engineered for demanding industrial control applications. Manufactured by TDK-EPCOS — a global leader in passive components — this genuine, factory-original capacitor delivers exceptional stability, low ESR, and extended operational lifetime under continuous high-ripple-current conditions. With a robust 10,000μF capacitance and 63V DC rated voltage, it is ideal for power supply filtering, energy storage, and smoothing circuits in harsh industrial environments.
Technical Specifications
| Parameter | Value |
|---|---|
| Brand | EPCOS (TDK) |
| Model Number | B41231A3109M |
| Capacitance | 10,000 μF ±20% |
| Rated Voltage | 63 V DC |
| Operating Temperature Range | −40°C to +105°C |
| Rated Lifetime (at 105°C) | 5,000 hours |
| Series | B41231 — Industrial Long-Life Aluminum Electrolytic |
| Termination | Radial Lead (Snap-in) |
| Ripple Current (105°C, 100 Hz) | 5.2 A |
| ESR (100 Hz, 20°C) | Max. 22 mΩ |
Key Features
- ✅ Genuine EPCOS/TDK product — Guaranteed original, traceable batch documentation
- ✅ Long service life — Up to 5,000 hours at full-rated temperature (105°C)
- ✅ High ripple current capability — Optimized for continuous operation in switching power supplies
- ✅ Wide temperature range — Reliable performance from −40°C to +105°C
- ✅ Low ESR design — Enhances efficiency and thermal management in high-power systems
- ✅ Industrial-grade construction — Robust sealing and pressure-relief vent for safety
Typical Applications
The B41231A3109M is widely deployed across industrial automation and power electronics systems, including:
- Industrial variable-frequency drives (VFDs) and motor controllers
- Uninterruptible power supplies (UPS) and backup power modules
- DC-link capacitors in inverters and rectifier circuits
- Switch-mode power supplies (SMPS) for PLCs, HMIs, and CNC controls
- Renewable energy converters (e.g., solar inverters, wind turbine systems)
Supply Information
Gopi International maintains real-time inventory of the EPCOS B41231A3109M — ready for immediate shipment worldwide. All units are 100% genuine, new-in-sealed-factory-packaging, with full datasheets, RoHS/REACH compliance documentation, and warranty coverage. Bulk pricing and custom labeling options available upon request.
Contact Us
For technical inquiries, volume quotations, or urgent stock verification:
- Phone: +86-21-24208728
- Email: ghb585@163.com
- Address: Shanghai, China
Our engineering support team provides rapid response and application-specific guidance for capacitor selection, derating analysis, and thermal modeling.
