EPCOS B41505A3109M Aluminum Electrolytic Capacitor

Date:2026-3-7 Share to:

Product Overview

The EPCOS B41505A3109M 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 stable performance under continuous operation, elevated temperatures, and high ripple current conditions. With a capacitance of 10,000 µF and a rated voltage of 25 V DC, the B41505A3109M belongs to the robust B41505 series, known for extended service life (up to 10,000 hours at +105°C) and low ESR.

Technical Specifications

Parameter Value
Brand EPCOS (TDK)
Model Number B41505A3109M
Capacitance 10,000 µF ±20%
Rated Voltage 25 V DC
Temperature Range –40°C to +105°C
Lifetime (at +105°C) 10,000 hours
Ripple Current (100 kHz, +105°C) 3.8 A RMS
ESR (100 kHz, +20°C) Max. 22 mΩ
Case Size (D × L) 18 mm × 35.5 mm
Polarity Polarized (Radial Lead)

Key Features

  • Genuine EPCOS Original: Guaranteed factory-fresh, traceable batch documentation
  • Extended Lifetime Design: Optimized for 10,000 hours at full-rated temperature and voltage
  • High Ripple Current Handling: Robust construction supports stable operation in power supply filtering and energy storage
  • Low Impedance & ESR: Ensures superior dynamic response and thermal efficiency
  • Industrial-Grade Reliability: Compliant with RoHS, AEC-Q200 not applicable (non-automotive), but validated for harsh industrial environments

Typical Applications

The EPCOS B41505A3109M is widely deployed in:

  • Industrial motor drives and PLC power supplies
  • Uninterruptible Power Supplies (UPS) and inverters
  • Welding equipment and power conversion systems
  • Renewable energy interfaces (solar inverters, battery management)
  • Heavy-duty AC/DC and DC/DC converter output filtering

Supply Information

Gopi International maintains in-stock inventory of the EPCOS B41505A3109M aluminum electrolytic capacitor. We supply 100% authentic, non-remarked, EPCOS-branded components — backed by full datasheets, reliability reports, and traceable packaging. Fast global shipping from Shanghai, China. Volume pricing and custom reel/tape options available upon request.

Contact Us

For technical support, sample requests, or bulk quotations, contact Gopi International today:

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