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, original-component capacitor delivers exceptional stability, low ESR, and extended service life under continuous operation. Designed for rugged environments, it meets stringent industrial standards and is ideal for power supplies, motor drives, UPS systems, and automation equipment where reliability and longevity are critical.
Technical Specifications
| Parameter | Value |
|---|---|
| Brand | EPCOS (TDK) |
| Model | B41231A3109M |
| Capacitance | 10,000 µF ±20% |
| Rated Voltage | 63 V DC |
| Series | B41231 — Industrial Long-Life Aluminum Electrolytic |
| Operating Temperature Range | −40 °C to +105 °C |
| Rated Life (at 105 °C, rated voltage) | 5,000 hours |
| Ripple Current (100 Hz, 105 °C) | 5.5 A |
| ESR (100 Hz, 20 °C) | Max. 22 mΩ |
| Dimensions (D × L) | 35 mm × 50 mm (radial leaded) |
Key Features
- ✅ Genuine EPCOS/TDK Original — Guaranteed authenticity with full traceability and manufacturer compliance
- ✅ Extended Service Life — Up to 5,000 hours at full-rated voltage and 105 °C
- ✅ High Ripple Current Handling — Optimized for high-power industrial converters and inverters
- ✅ Low Impedance & ESR — Ensures superior filtering performance and thermal efficiency
- ✅ Robust Construction — Flame-retardant sleeve, pressure-relief vent, and RoHS-compliant materials
Typical Applications
The B41231A3109M is widely deployed across industrial electronics requiring stable bulk capacitance and long-term reliability:
- Industrial variable-frequency drives (VFDs) and servo amplifiers
- Uninterruptible Power Supplies (UPS) and backup power systems
- PLC power modules and programmable logic controllers
- DC-link filtering in welding equipment and renewable energy inverters
- Heavy-duty power supplies for factory automation and robotics
Supply Information
Gopi International maintains in-stock inventory of the EPCOS B41231A3109M capacitor — ready for immediate shipment worldwide. All units are factory-fresh, fully tested, and supplied with original EPCOS packaging and datasheets. We guarantee 100% genuine components with no counterfeits or remarking. Volume pricing, custom labeling, and drop-ship options available upon request.
Contact Us
For technical inquiries, bulk quotations, or logistics support, contact our engineering sales team:
- Phone: +86-21-24208728
- Email: ghb585@163.com
- Address: Shanghai, China
We provide dedicated technical support — including application guidance, derating recommendations, and lifetime estimation — to ensure optimal integration into your design.
