KEMET ALS30A472DE100 — ALS30 Series Screw‑Terminal Aluminum Electrolytic Capacitor, 4700 µF ±20%, 100 VDC, 11,000 hr, Ø36×82 mm, Lead Spacing 12.8 mm, ESR 33 mΩ @100 Hz, Ripple 7.9 A — Pack of 5

The KEMET ALS30A472DE100 is a screw‑terminal aluminum electrolytic capacitor in the ALS30 family, engineered for power electronics applications such as DC link, bulk energy storage, and smoothing in industrial and commercial power systems. This listing is for a pack of 5 units. The component combines high capacitance with robust screw‑terminal mounting and long service life.

Key specifications

• Manufacturer / Brand: KEMET
• Manufacturer part number: ALS30A472DE100
• Series: ALS30
• Product type: Screw‑terminal aluminum electrolytic capacitor (chassis/radial can)
• Capacitance: 4700 µF
• Capacitance tolerance: ±20%
• Rated voltage (DC): 100 VDC
• Rated life: 11,000 hours
• Operating temperature range: −40 °C to +85 °C
• Diameter: 36 mm
• Length / Height: 82 mm
• Lead spacing (terminal pitch): 12.8 mm
• Termination style: Screw terminals
• ESR: 33 mΩ (measured @ 100 Hz)
• Ripple current: 7.9 A (test frequency 100 Hz)
• Leakage current: 2.82 mA
• Test frequency: 100 Hz
• Packaging: Pack of 5 (bulk)
• Unit weight: 115 g

Features & benefits

• 4700 µF capacitance at 100 VDC for reliable bulk energy storage and filtering on medium‑voltage rails.
• Compact Ø36×82 mm form factor with screw terminals for secure mechanical and electrical connections.
• Low ESR (33 mΩ) and 7.9 A ripple rating reduce thermal build‑up and improve performance under ripple loads.
• 11,000‑hour life rating suitable for continuous industrial operation.

Handling & installation notes

• Confirm and observe polarity before installation.
• Tighten screw terminals to the manufacturer‑recommended torque to avoid damage.
• Provide adequate ventilation and spacing to manage heat from ripple losses and to achieve rated life.
• Verify mechanical clearance for Ø36×82 mm body and 12.8 mm terminal spacing.

Ordering & technical resources

• Order by KEMET part ALS30A472DE100. Refer to the official KEMET datasheet and ECAD model for full mechanical drawings, mounting details, and additional test conditions.