LNX2G123MSEJBB

The LNX2G123MSEJBB is a screw‑terminal aluminum electrolytic capacitor from Nichicon's LNX series, designed for extra‑high voltage, high‑ripple applications. It provides 12,000 µF of capacitance in a robust radial can with screw terminals, targeting industrial power systems and general‑purpose power electronics where sustained ripple handling and long operational life are required.

Key value propositions include high ripple‑current capability, long life under rated ripple at elevated temperature, and RoHS compliance, making it suitable for demanding DC link and smoothing applications in industrial equipment.

Key Features

• Capacitance & Polarization — 12,000 µF nominal capacitance with polarized construction, suited for DC filtering and energy storage in power circuits.
• Rated Voltage — 400 V rated voltage as specified for this part number, supporting extra‑high voltage applications.
• High Ripple Current — Designed for high ripple environments: 25.5 A at 120 Hz and 35.7 A at 100 kHz (specified ripple current values).
• Long Operational Life — Rated for 20,000 hours at +85°C under rated ripple current conditions, providing extended service life in continuous high‑stress applications.
• Temperature Range — Operating temperature range from −25°C to +85°C to cover a wide set of industrial ambient conditions.
• Mounting & Package — Screw terminal radial can package for secure, low‑impedance connections and robust mechanical mounting.
• Safety & Materials — Flame‑retardant electrolyte option available by type; RoHS compliant (2011/65/EU, (EU)2015/863).
• Physical Size — Compact power form factor with dimensions L: 19 × D: 9 cm and a seated height specification provided for panel/mount planning.

Typical Applications

• Industrial Power Supplies — Bulk energy storage and smoothing for inverter and converter power stages in industrial equipment.
• DC Link / Bus Stabilization — High capacitance and rated ripple capability help stabilize DC link voltages in power conversion systems.
• General‑Purpose Power Electronics — Suitable for general‑purpose high‑ripple applications where long life at elevated temperature is required.

Unique Advantages

• Extended Lifecycle: Rated 20,000 hours at +85°C under rated ripple, reducing replacement frequency in continuous‑duty applications.
• High Ripple Tolerance: Specified ripple currents (25.5 A @ 120 Hz, 35.7 A @ 100 kHz) enable reliable operation in high‑stress power circuits.
• Robust Screw‑Terminal Mounting: Provides secure, low‑resistance connections for high current paths and simplifies installation in power assemblies.
• Extra‑High Voltage Capability: 400 V rating supports high‑voltage DC link and smoothing needs in industrial converters and inverters.
• Regulatory Compliance: RoHS compliant construction supports environmental and regulatory requirements for modern equipment.
• Flame‑Retardant Option: Flame‑retardant electrolyte available by type for applications requiring enhanced safety considerations.

Why Choose LNX2G123MSEJBB?

The LNX2G123MSEJBB combines high capacitance, robust screw‑terminal packaging, and verified ripple performance to meet the needs of industrial power designs that demand long life and dependable DC link stability. Its 400 V rating, broad operating temperature range (−25°C to +85°C), and extended endurance at elevated temperature make it a practical choice for designers specifying components for continuous‑duty power electronics.

Produced as part of Nichicon's LNX series, this capacitor is aimed at engineers and procurement teams who require verifiable ripple handling, long‑term reliability, and compliance with RoHS directives for industrial and general‑purpose power applications.

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