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, designed specifically for extended service life and superior endurance in power supply filtering, motor drives, and automation systems.
Technical Specifications
| Parameter | Value |
|---|---|
| Brand | EPCOS (TDK) |
| Model Number | B41505A3109M |
| Capacitance | 10,000 µF ±20% |
| Rated Voltage | 25 V DC |
| Series | B41505 (Industrial-Grade Aluminum Electrolytic) |
| Operating Temperature Range | −40 °C to +105 °C |
| Lifetime (at 105 °C, rated voltage) | 5,000 hours (typ.) |
| Ripple Current (100 Hz, 105 °C) | 4.8 A RMS |
| ESR (100 Hz, 20 °C) | ≤ 22 mΩ |
| Polarity | Polarized (Radial Lead) |
Key Features
- Genuine EPCOS Original: Direct-from-factory authenticity verified; no counterfeits or refurbished units.
- Extended Lifetime Design: Optimized for ≥5,000 hours at full-rated voltage and 105 °C — ideal for mission-critical industrial environments.
- Low ESR & High Ripple Current Handling: Ensures efficient energy storage and minimal thermal stress in switching power supplies and inverters.
- Wide Operating Temperature Range: Stable performance from −40 °C to +105 °C supports deployment in harsh ambient conditions.
- RoHS-Compliant & Halogen-Free: Meets global environmental and safety standards for modern industrial electronics.
Typical Applications
While designated broadly for industrial control systems, the B41505A3109M excels in:
- DC bus filtering in AC/DC and DC/DC converters
- Input/output smoothing in PLC power modules and servo drive units
- Energy storage and buffering in UPS and backup power systems
- Stabilization circuits for industrial HMIs, robotics controllers, and motor starters
Supply Information
Gopi International maintains real-time inventory of genuine EPCOS B41505A3109M capacitors. As an authorized distribution partner, we guarantee 100% traceable, factory-fresh stock with full datasheets, RoHS certificates, and batch-level documentation. Fast lead times, flexible MOQs (including sample requests), and consolidated shipping across APAC, EMEA, and the Americas.
Contact Us
For technical inquiries, volume pricing, or urgent procurement support, contact our component specialists today:
- Phone: +86-21-24208728
- Email: ghb585@163.com
- Address: Shanghai, China
We provide dedicated engineering support — including schematic review, lifetime estimation, and derating guidance — to ensure optimal integration of the B41505A3109M into your design.
