LNX2W183MSEKBN

The LNX2W183MSEKBN is a screw‑terminal aluminum electrolytic capacitor engineered for high‑voltage, high‑ripple applications. It delivers 18,000 µF capacitance at a 450 V rating in a radial can with screw terminals, making it suitable for heavy-duty power circuits.

Designed for industrial power supplies and inverter circuitry, this Nichicon LNX series part emphasizes long operational life and robust ripple performance, with endurance specified at 20,000 hours at +85°C under rated ripple conditions.

Key Features

• High Capacitance: 18,000 µF nominal capacitance provides substantial energy storage for smoothing, filtering, and DC link functions.
• 450 V Rated Voltage: Extra‑high voltage capability for high‑voltage power conversion and industrial power systems.
• Long Endurance: Rated for 20,000 hours at +85°C when standard ripple current is applied, supporting long service intervals in demanding environments.
• High Ripple Current Handling: 37 A at 120 Hz and 51.8 A at 100 kHz, enabling effective suppression of AC ripple in power stages.
• Screw Terminal Mounting: Radial can with screw terminals for secure, low‑impedance connections suited to heavy‑current applications.
• Operating Temperature Range: −25°C to +85°C, matching the specified endurance test conditions and typical industrial ambient ranges.
• Mechanical Size: φ100 × 250L (L: 25 cm × D: 10 cm) package for high energy density in a screw‑terminal form factor.
• Polarized Electrolytic: Polarized construction with capacitance tolerance ±20% as specified.
• RoHS Compliant: Meets applicable RoHS requirements for lead‑restricted applications.

Typical Applications

• Industrial power supplies: Provides bulk energy storage and ripple smoothing for inverter and converter front ends in industrial power systems.
• Inverter circuitry: Suited for high‑voltage inverter DC‑link use where high ripple current and long life are required.
• High‑voltage power conversion: Used in systems that require extra‑high voltage capacitors with robust ripple handling and endurance.
• General purpose power systems: Applicable where large capacitance, screw‑terminal robustness, and long operational life are priorities.

Unique Advantages

• Substantial energy storage: 18,000 µF at 450 V supplies high DC‑link capacitance without parallel part counts.
• Engineered for continuous ripple: Specified ripple currents at 120 Hz and 100 kHz reduce the need for oversized cooling or multiple parallel units.
• Extended service life: 20,000‑hour endurance at +85°C under rated ripple supports long maintenance intervals in production equipment.
• Robust mechanical connection: Screw‑terminal radial can provides secure, low‑resistance attachment for high‑current installations.
• High‑voltage capability: 450 V rating allows use in higher‑voltage converter stages while maintaining capacitor stability and reliability.
• Regulatory compliance: RoHS compliance supports environmental and regulatory requirements for electronic equipment.

Why Choose LNX2W183MSEKBN?

The LNX2W183MSEKBN is positioned for engineers and procurement teams specifying high‑voltage, high‑ripple capacitors for industrial power conversion and inverter applications. Its combination of 18,000 µF capacitance, 450 V rating, and long endurance at +85°C delivers measurable design value where reliability and ripple performance are critical.

Manufactured under the Nichicon LNX series, this screw‑terminal capacitor offers a robust mechanical interface and established electrical performance for long‑life installations, helping reduce system complexity and maintenance frequency in demanding power systems.

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