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22000uF 80V Electrolytic Capacitor 4-Pin – 35×100mm for DIY Audio
22000uF 80V Electrolytic Capacitor 4-Pin – 35×100mm for DIY Audio
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22000µF 80V 4-Pin Electrolytic Capacitor – 35×100mm for DIY Audio
High-capacity 22000µF 80V electrolytic capacitor with 4-pin snap-in terminals (35×100mm body). Designed for high-current DIY audio amplifier power supplies, smoothing, and filtering applications. Delivers low ESR, high ripple current handling, and stable performance under sustained load.
Key Features
- ✅ Capacitance: 22000µF (22000mfd)
- ✅ Voltage Rating: 80V DC
- ✅ Terminal Type: 4-pin snap-in (2 positive + 2 negative for low-ESR parallel connection)
- ✅ Body Size: 35mm diameter × 100mm height
- ✅ Low ESR – reduced heat, improved audio clarity
- ✅ High ripple current handling for Class AB/D amplifiers
- ✅ Long operational life at rated temperature
- ✅ Brand new, factory fresh stock
- ✅ RoHS compliant
Specifications
| Parameter | Value |
|---|---|
| Capacitance | 22000µF (22000mfd) |
| Voltage Rating | 80V DC |
| Tolerance | ±20% typical |
| Capacitor Type | Aluminum Electrolytic |
| Mounting Type | Snap-in, 4-pin |
| Body Diameter | 35mm |
| Body Height | 100mm |
| Pin Configuration | 4-pin (dual positive + dual negative) |
| Operating Temperature | -40°C to +85°C typical |
| Lifespan | 2000–5000 hours @ rated conditions |
| ESR | Low (model dependent, see datasheet) |
| Ripple Current | High (model dependent, see datasheet) |
Why 4-Pin Snap-in?
The 4-pin snap-in design provides dual positive and dual negative terminals, allowing lower equivalent series resistance (ESR) through parallel current paths. This reduces heat generation and improves transient response – critical for high-current audio amplifier power supplies where clean, stable DC is essential for low-noise performance.
Applications
- DIY audio amplifier power supply filtering (Class AB, Class D)
- Preamp and DAC power regulation stages
- Active speaker subwoofer plate amplifier PSU
- Audio equipment capacitor upgrade / recap projects
- High-current DC power supply smoothing
- Professional audio gear servicing and restoration
DIY Audio Tips
- Mounting: Ensure PCB or chassis hole spacing matches snap-in pin pitch (typically 10mm spacing, verify before ordering).
- Polarity: Observe correct polarity – reverse connection will cause failure. The 4-pin layout typically has 2 pins marked (+) and 2 marked (–).
- Spacing: Allow adequate clearance around the 35×100mm body for airflow and heat dissipation.
- Parallel use: Multiple units can be paralleled for even lower ESR and higher total capacitance.
- Bleeder resistor: Always use a bleeder resistor across the cap in power supply designs to safely discharge after power-off.
Why Choose This Capacitor?
In audio DIY, the power supply capacitor bank directly affects dynamics, bass control, and noise floor. This 22000µF 80V 4-pin unit offers the high capacitance and current-handling capability needed for serious amplifier builds, with the mechanical stability of snap-in mounting and the electrical advantage of 4-terminal low-ESR layout. Whether you're building from scratch or upgrading an existing amp, this capacitor delivers reliable, clean power.
Order today – fast worldwide shipping on this essential DIY audio component!
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