LNU2H182MSEGBB

The LNU2H182MSEGBB is a screw-terminal aluminum electrolytic capacitor designed for high-voltage industrial applications. It provides 1800 µF capacitance at a 500 V DC rating in a compact radial can with screw terminals and is optimized for inverter and regenerative circuits.

Built for demanding thermal and ripple conditions, this capacitor is specified to operate from –40 °C to +105 °C with a rated load life of 5000 hours at 105 °C, making it suitable for power-supply and motor-drive environments that require sustained high-voltage filtering and energy buffering.

Key Features

• Electrical Performance 1800 µF capacitance at 500 V DC with ±20% tolerance (–20% to +20%), polarized design for high-voltage DC filtering and energy storage.
• High Ripple Capability Rated ripple current: 7.4 A at 120 Hz and 10.36 A at 10 kHz, supporting both low- and high-frequency ripple conditions.
• Thermal & Lifetime Ratings Operating temperature range –40 °C to +105 °C and a rated load life of 5000 hours at 105 °C under applied ripple current.
• Mechanical & Mounting Radial can with screw terminals for robust electrical and mechanical connections; body dimensions φ63.5 × 100 mm (diameter × length).
• Endurance & Charge–Discharge Endurance validated for repetitive charge–discharge behavior (specified charge–discharge testing up to 50 million cycles in series documentation).
• Leakage & Insulation Leakage current limit defined as not more than 3√(C·V) µA or 5 mA (whichever is smaller) after 5 minutes at 20 °C; insulation resistance >100 MΩ at DC 500 V between terminal and bracket.
• Standards & Compliance RoHS compliant per the provided product documentation.

Typical Applications

• Industrial Inverters Bulk DC-link and smoothing capacitor for inverter power stages, where high voltage and sustained ripple handling are required.
• AC Servomotor Drives Energy buffering and regenerative voltage handling in servo and motor-drive systems.
• Power Supplies for Industrial Equipment High-voltage filtering and energy storage in industrial power supplies for reliable DC bus stabilization.

Unique Advantages

• High-Voltage Capability: 500 V DC rating enables use in high-voltage DC-link and power-conversion circuits without series stacking.
• Designed for High-Temperature Operation: Rated to 105 °C with a 5000-hour load-life specification, supporting long-term operation in elevated-temperature environments.
• Robust Ripple Handling: Explicit ripple current ratings at 120 Hz and 10 kHz provide measurable guidelines for thermal and lifetime budgeting in designs.
• Rugged Screw-Terminal Mounting: Screw terminals and M5 bolt-compatible hardware (terminal pitch 28.6 mm for φ63.5 body) deliver secure electrical and mechanical connections for industrial installations.
• Proven Endurance: Series-level endurance and charge–discharge testing provide documented stability for repetitive high-speed cycling applications.
• RoHS Compliance: Conforms to RoHS requirements as documented for regulatory alignment in commercial and industrial products.

Why Choose LNU2H182MSEGBB?

The LNU2H182MSEGBB combines high-voltage performance, compact high-voltage packaging, and proven thermal endurance to address demanding industrial power-conversion needs. Its screw-terminal construction and clear ripple-current and lifetime specifications make it an engineer-friendly choice for DC-link filtering, regenerative circuits, and motor-drive energy storage.

This capacitor is well suited to designers and procurement teams building inverter systems, servo drives, and industrial power supplies who need a documented high-voltage, high-temperature electrolytic with measurable ripple and endurance characteristics.

Request a quote or submit an inquiry to receive availability and pricing information for LNU2H182MSEGBB and to discuss how it fits your design requirements.