EPCOS B41231A3109M Aluminum Electrolytic Capacitor

Date:2026-3-7 Share to:

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 service life under continuous operation — ideal for power supplies, motor drives, and automation systems requiring sustained performance at elevated temperatures and ripple currents.

Technical Specifications

Parameter Value
Brand EPCOS (TDK)
Model B41231A3109M
Capacitance 10,000 µF ±20%
Rated Voltage 63 V DC
Operating Temperature Range –40 °C to +105 °C
Rated Ripple Current (100 Hz) 5.4 A
Life Expectancy (at 105 °C, full rated voltage) 5,000 hours
Termination Type Radial lead (standard pitch)
Series B41231 — Industrial-Grade Long-Life Aluminum Electrolytic

Key Features

  • Genuine EPCOS (TDK) original component — guaranteed authenticity and traceability
  • ✅ Extended service life: up to 5,000 hours at 105 °C with full-rated voltage
  • ✅ Optimized for high-ripple-current environments in industrial power electronics
  • ✅ Low equivalent series resistance (ESR) for improved thermal performance and efficiency
  • ✅ RoHS-compliant and halogen-free construction
  • ✅ Robust sealing and pressure-relief vent for enhanced safety and reliability

Typical Applications

The B41231A3109M is widely deployed in:

  • 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 renewable energy inverters (solar/wind)
  • Heavy-duty switching power supplies for factory automation equipment

Supply Information

In-stock availability: Gopi International maintains ready inventory of genuine EPCOS B41231A3109M capacitors — no minimum order quantity (MOQ), fast global shipping, and full documentation including datasheets and RoHS/REACH certificates. All units are factory-fresh, with full traceability and warranty support.

Contact Us

For technical inquiries, bulk quotations, or OEM support, contact our engineering sales team:

  • Phone: +86-21-24208728
  • Email: ghb585@163.com
  • Address: Shanghai, China

We provide dedicated technical assistance — including capacitor selection guidance, derating recommendations, and application-specific reliability analysis.

Copyright:https://www.shgopi.com Please indicate the source when reprinting