EPCOS B43586-S4478-Q2 B43586 Series Aluminum Electrolytic Capacitor, 4700µF, 350VDC
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The EPCOS B43586-S4478-Q2 is a high-grade aluminum electrolytic capacitor from the B43586 series, engineered for demanding professional power electronics. It features robust M5 screw terminals for secure connection and is characterized by its outstanding ripple current capability. This makes it exceptionally well-suited for applications such as frequency converters, industrial power supplies, and uninterruptible power supplies (UPS). The capacitor's design incorporates an all-welded construction for high reliability and a compact footprint. Housed in a fully insulated aluminum case, it includes a safety vent for overpressure protection, ensuring safe operation over its long useful life.
| Product ID / Order Code | B43586-S4478-Q2 |
| Manufacturer | EPCOS (TDK) |
| Series | B43586 |
| Rated Capacitance (C_R) | 4700 µF |
| Rated Voltage (V_R) | 350 V DC |
| Capacitance Tolerance | -10% / +30% (Code Q) |
| Technology | Aluminum Electrolytic |
| ESR (max, at 100 Hz, 20°C) | 20 mΩ |
| Max. Ripple Current (I_AC,max at 100Hz, 85°C) | 21.6 A |
| Climatic Category (IEC 60068-1) | 40/085/56 |
| Operating Temperature Range | -40 °C to +85 °C |
| Useful Life | 12,000 h (at V_R; I_AC,max; 85 °C) |
| Dimensions (Diameter x Length) | 76.9 mm x 105.7 mm |
| Terminal Style | M5 Screw Terminals |
| Construction | All-welded, charge-discharge proof, polar |
| Case | Aluminum with insulating sleeve (PVC) |
| Safety Feature | Overpressure relief vent |
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