EPCOS B41505A3109M Aluminum Electrolytic Capacitor

Date:2026-3-10 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, factory-original component 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
Operating Temperature Range –40°C to +105°C
Life Expectancy 10,000 h @ +105°C, rated voltage
Ripple Current (100 kHz) 3.8 A RMS (at +105°C)
ESR (100 kHz, +20°C) Max. 22 mΩ
Termination Radial leaded (snap-in or screw-terminal variants available per datasheet)
Compliance RoHS compliant, Halogen-free

Key Features

  • Genuine EPCOS Original: Direct-from-factory authenticity guaranteed — no counterfeits or refurbished units.
  • Extended Service Life: Up to 10,000 hours at full-rated voltage and +105°C, ideal for mission-critical industrial systems.
  • High Ripple Current Handling: Optimized for power supply filtering, UPS, motor drives, and energy storage circuits.
  • Low ESR & Stable Impedance: Ensures superior decoupling and reduced thermal stress under dynamic loads.
  • Industrial-Grade Construction: Solid aluminum oxide dielectric, non-solid electrolyte, pressure-relief vent for safety.

Typical Applications

The EPCOS B41505A3109M is widely deployed in:

  • Industrial automation controllers (PLC power stages)
  • AC/DC and DC/DC switching power supplies
  • Uninterruptible Power Supplies (UPS)
  • Motor drive inverters and servo amplifiers
  • Renewable energy converters (solar/wind inverters)
  • Railway and transportation electronics

Supply Information

Gopi International maintains real-time stock of authentic EPCOS B41505A3109M capacitors. All units are traceable to original EPCOS/TDK production lots, with full documentation including RoHS certificates and datasheets. Fast global shipping from Shanghai, China. Volume pricing and OEM fulfillment available upon request.

Contact Us

For technical support, bulk quotations, or sample requests, contact our component specialists today:

  • Phone: +86-21-24208728
  • Email: ghb585@163.com
  • Address: Shanghai, China
Copyright:https://www.shgopi.com Please indicate the source when reprinting