← Products / Capacitor element materials
Connect the winding to external terminals
Foil tabs
For connecting wound-core electrodes to terminals in aluminum electrolytic capacitors. Anode and cathode tabs are listed separately by model, thickness and related performance; select by connection method and electrode requirements.
View specifications
View parameters by series
Series and specifications
Compare models, dimensions and test conditions. Click illustrations to enlarge.
01
Anode and cathode foil tabs
View dimensions, performance and test conditions by model.
Anode and cathode foil tab specifications
| Type | Model | Thickness μm ±10% | Tensile strength TS (≥N/cm) | Nominal withstand voltage VF (>V) | Remarks |
|---|---|---|---|---|---|
| Anode foil tabs | WFT150-635VF | 150 | 40 | 635 | Standard type |
| WFT200-635VF | 200 | 50 | 635 | Standard type | |
| WFT150-800VF | 150 | 40 | 800 | New product | |
| WFT150-1000VF | 150 | 40 | 1000 | Special grade | |
| WFT200-800VF | 200 | 50 | 800 | New product | |
| WFT200-1000VF | 200 | 50 | 1000 | Special grade | |
| Cathode foil tabs | WFC150 | 150 | 40 | Standard type | |
| Cathode foil tabs | WFC200 | 200 | 50 | Standard type |
- Aluminum content of high-voltage formed raw foil for tabs: ≥99.99%; raw cathode foil for tabs: ≥99.8%.
- Chloride content of foil tabs: ≤0.5 mg/m².
- Withstand voltage and voltage ramp time: relative current 8 mA/(2×5) cm², ≤VF (nominal withstand voltage)/2 + 60 seconds.
- Slit width series (±0.1 mm): 3, 4, 5, 6, 7, 8, 9, 10, 12; longitudinal burr ≤15 μm.
02
Foil tab roll cores
View dimensions, performance and test conditions by model.
Inner ring instructions and roll diameter specifications for foil tabs
| Polarity | Inner ring color | Inner ring inner diameter (mm) | Diameter (mm) | Image |
|---|---|---|---|---|
| Anode | Red | 75±0.5 | 200≤D≤280 small roll; 280<D≤350 large roll |  |
| Red | 40±0.5 | 200≤D≤280 small roll; 280<D≤350 large roll | | |
| Cathode | White | 75±0.5 | 200≤D≤280 small roll; 280<D≤350 large roll |  |
| White | 40±0.5 | 200≤D≤280 small roll; 280<D≤350 large roll | |
Specification information and selection support
Further confirmation
Foil tab specifications.
Please provide: polarity, thickness, width, length, connection method and required quantity.
Request specifications Submit requirements through the website