A2503 2.5 mm wire-to-board connectors support compact harness assemblies with housings, board headers and a crimp terminal. The family covers 2–15 circuits and 32–22 AWG wire, with 3 A per-contact current and 250 VAC/DC maximum voltage.
| Component | Selection guidance |
|---|---|
| H housings | Single-row Nylon 66 housings for the required circuit count |
| Board headers | Vertical or right-angle interfaces matched to the PCB |
| Crimp terminal | Phosphor bronze contact for 32–22 AWG wire |
| Centerline | 2.5 mm |
|---|---|
| Positions | 2–15 |
| Maximum current | 3 A per contact |
| Maximum voltage | 250 VAC/DC |
| Operating temperature | -25 °C to 105 °C |
| UL file | E364711 |
| Contact plating | Tin Plating |
| Housing resin / flammability | Nylon 66 UL94V-0 |
Match the housing and header by circuit count and board direction, then choose the terminal for 32–22 AWG conductors. Confirm the drawing dimensions before release.
