The 400 V / 82 µF aluminum electrolytic capacitor provides reliable high‑voltage energy storage for demanding power‑conversion circuits. Its polarized aluminum electrolytic construction delivers stable capacitance and low impedance across a wide temperature range, making it ideal for high‑stress industrial environments.

Key Specifications

• Capacitance: 82 µF


• Voltage Rating: 400 V DC


• Type: Polarized aluminum electrolytic capacitor


• Operating Temperature Range: Typically –40 °C to +105 °C (consult datasheet for exact limits)


• ESR (Equivalent Series Resistance): Low, optimized for power‑supply applications


• Dimensions: Standard radial leaded package (refer to manufacturer’s mechanical drawing)

Typical Applications

• AC‑to‑DC power supplies – smoothing and bulk storage


• LED drivers – providing stable voltage under dynamic load conditions


• Inverters – handling high voltage spikes and ripple currents


• UPS systems – ensuring reliable backup power delivery


• Industrial power electronics – supporting motor drives, converters, and control circuits

Performance Benefits

• High voltage rating ensures safe operation in 400 V circuits.


• Robust electrolytic chemistry delivers long service life under continuous load.


• Polarized design simplifies circuit integration and reduces the risk of reverse‑bias failure.


• Low ESR minimizes heat generation and improves overall efficiency of power‑conversion stages.

Installation Guidance

• Observe correct polarity; the negative lead is marked on the case.


• Allow sufficient clearance from high‑voltage points to meet safety standards.


• Mount on a solid, heat‑dissipating PCB area to maintain temperature within rated limits.


• Verify that the ripple current rating of the capacitor exceeds the expected circuit demands.