Overview
The Nichicon NKB016SM2202HB is a high-capacitance aluminum electrolytic capacitor rated at 22,000 microfarads (µF). This polarized aluminum electrolytic capacitor is manufactured by Nichicon, a leading Japanese electronics supplier specializing in capacitor technology. The NKB016SM2202HB is engineered for use in power supply circuits, industrial equipment, and commercial electrical applications where stable energy storage and ripple filtering are critical to system performance.
Key Features
- Capacitance: 22,000 µF (20,000 µF nominal ±20% tolerance, standard for this series)
- Aluminum electrolytic construction—reliable, proven technology for bulk energy storage
- Polarized design for fixed-polarity AC filter and DC power supply circuits
- Suitable for industrial power supply filtering, UPS systems, and heavy-duty switching regulator circuits
- Standard lead spacing and form factor compatible with legacy and modern PCB designs
Technical Specifications
- Capacitance: 22,000 µF
- Voltage Rating: 16 VDC (based on NKB016 series designation)
- Construction Type: Aluminum Electrolytic (Polarized)
- Tolerance: ±20% (standard)
- Operating Temperature Range: −40°C to +85°C (typical for this series)
- Lead Configuration: Axial/Radial (verify with current unit)
- Manufacturer: Nichicon Corporation
- Part Number: NKB016SM2202HB
Typical Applications
- Power supply ripple filtering and voltage smoothing
- Uninterruptible power supplies (UPS)
- Industrial frequency converters and inverters
- DC bus filtering in motor drives and servo systems
- Energy storage in telecom and backup power systems
- Audio amplifier power supply decoupling
Compatibility & Replacements
Compatible With
- Analog and digital power supply circuits rated 16 VDC or lower
- Industrial control systems and automation equipment
- Commercial UPS and emergency lighting systems
- Audio and professional electronics
- Any circuit requiring high-capacitance, low-frequency bulk storage
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. Direct replacement part numbers for this specific Nichicon model should be confirmed against your original bill of materials or schematic.
Works With
- Standard power supply PCB designs (−40°C to +85°C operating range)
- Switched-mode power supply (SMPS) filter stages
- Thyristor and rectifier-based DC conversion circuits
- Any application using 16 VDC or lower bus voltage with high-capacitance requirements






