Overview
The TCC Plessey E 22501/461 is a classic aluminum electrolytic capacitor delivering 680 microfarads at 100 volts DC. This axial-lead component is a genuine British-manufactured unit from Plessey (TCC division), widely used in vintage audio equipment, industrial controls, and power supply circuits. The part is sold in used condition and remains fully functional for repair and restoration projects.
Key Features
- Capacitance: 680µF
- Voltage rating: 100 VDC
- Termination: Axial leads
- Manufacturer: TCC Plessey (United Kingdom)
- Application heritage: Audio, instrumentation, and industrial power supplies
Technical Specifications
- Capacitance value: 680 µF (microfarads)
- Voltage rating: 100 VDC
- Capacitor type: Aluminum electrolytic (polarized)
- Termination style: Axial leads
- Series: TCC Plessey E (22501 series)
- Country of origin: United Kingdom
- Condition: Used, tested functional
Typical Applications
This capacitor is ideal for:
- Vintage audio amplifier restoration
- Industrial control circuit repair
- Legacy power supply recapping
- Test and measurement equipment servicing
- Educational electronics projects requiring period-correct components
Compatibility & Replacements
Compatible With
- Classic and vintage amplifier circuits (1960s–1980s)
- Industrial instrumentation and control boards
- Power supply filter applications requiring 680µF @ 100V
- Any circuit designed for axial-lead electrolytic capacitors at this rating
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. The E 22501/461 is specific to Plessey/TCC product lines; confirm footprint and lead spacing match your target application.
Works With
- PCB-mounted axial-lead component layouts
- Point-to-point wiring in tube and discrete transistor circuits
- Breadboard and prototype testing (through-hole axial leads)
- No special control software or digital integration required (passive analog component)






