LNR1H474MSEN

The LNR1H474MSEN is a screw‑terminal aluminum electrolytic capacitor offering 470,000 μF (470 mF) of capacitance at a 50 V rating in a radial can with screw terminals. It is a polarized capacitor designed for general‑purpose applications that require large bulk capacitance and robust terminal connections.

Key attributes include a rated lifetime of 5000 hours at 85°C, a wide operating temperature range of –40°C to +85°C, high ripple current capability, and a φ90 × 220 mm form factor suited for panel or chassis mounting with brackets.

Key Features

• High Capacitance & Voltage: 470,000 μF (470 mF) nominal capacitance at a 50 V rating for substantial bulk energy storage in compact cylindrical form.
• Screw‑Terminal Package: Radial can with screw terminals provides secure, low‑resistance connections for high‑current power systems.
• Endurance at Elevated Temperature: Rated for 5000 hours at 85°C under D.C. bias plus rated ripple current, meeting endurance criteria for sustained thermal operation.
• Wide Operating Range: Operates from –40°C to +85°C, supporting systems exposed to broad ambient temperatures.
• High Ripple Current Capability: 33.2 A at 120 Hz and 38.18 A at 100 kHz, enabling effective smoothing of high‑current ripple on DC rails.
• Tolerance & Polarization: Polarized capacitor with ±20% capacitance tolerance at 120 Hz, 20°C for predictable energy storage behavior.
• Size & Mounting: Body dimensions φ90 × 220 mm (L: 22 cm × D: 9 cm) with standard bracket options for secure mounting on larger‑diameter units.
• Regulatory Status: RoHS compliant.

Typical Applications

• General‑purpose power systems: Provides bulk energy storage and DC smoothing where high capacitance and secure screw‑terminal connections are required.
• Power electronics and converters: Suitable for DC bus buffering and ripple reduction in systems operating up to 50 V.
• Industrial equipment: Used where long endurance at elevated temperatures and robust mechanical mounting are needed.

Unique Advantages

• Exceptional bulk energy storage: 470,000 μF nominal capacitance reduces the need for large arrays of smaller capacitors and simplifies BOM for high‑capacitance designs.
• High ripple handling: Specified ripple currents of 33.2 A (120 Hz) and 38.18 A (100 kHz) support high‑current smoothing without immediate performance degradation.
• Designed for long service life: 5000 hours at 85°C endurance rating provides predictable behavior under sustained thermal and electrical stress.
• Robust screw‑terminal connections: Facilitates reliable, low‑impedance electrical connections and straightforward installation in chassis or panel assemblies.
• Wide ambient capability: Operation from –40°C to +85°C enables deployment across a broad range of environmental conditions.
• RoHS compliant: Meets lead‑free environmental requirements for modern electronics manufacturing.

Why Choose LNR1H474MSEN?

The LNR1H474MSEN combines very high capacitance with a screw‑terminal radial can package to address demanding general‑purpose power and energy storage needs. Its 50 V rating, defined ripple current values, long endurance at 85°C, and wide operating temperature range make it a practical choice for designs that require reliable bulk capacitance and robust connections.

This capacitor is suited to engineers and procurement teams specifying components for high‑energy smoothing, DC bus buffering, and industrial power systems where proven endurance and secure terminal mounting are priorities. Choosing this part supports long‑term performance and reduces complexity when a single, high‑capacity component is preferred.

Request a quote or contact sales with the part number LNR1H474MSEN to discuss pricing, lead times, and suitability for your design requirements.