WDU 4 feed-through terminal block with screw connection for 4 mm² conductors.
| Series | W |
| Type | Feed-through (WDU) |
| Connection | Screw |
| Cross section | 0.5–6 mm² (AWG 22–10) |
| Rated voltage | 800 V |
| Rated current | 32 A |
| Width | 6.1 mm |
| Color | Dark beige |
| Mounting | DIN rail TS 35 |
| Material | Polyamide PA66, copper alloy contacts |
DIN-rail 35mm standard. Verify wire cross-section (mm²) and voltage rating.