Board lock and shrouding for PCB retention
The 794040-1: Three rows with 0.163" (4.14 mm) row spacing match the mating receptacle's contact layout — the pitch and row spacing are shared across the Mini-Universal MATE-N-LOK series.

TE Connectivity AMP Connectors Mini-Universal MATE-N-LOK header, order code 794040-1, 12 positions, 3 rows, 0.163" (4.14 mm) pitch, 600 VAC, tin-lead plated mating contacts, through-hole, solder termination, shrouded 4-wall, locking ramp.
| Parameter | Value |
|---|---|
| Series | Mini-Universal MATE-N-LOK |
| Type | Male Pin |
| Mounting | Through Hole |
| Connector type | Header |
| Fastening type | Locking Ramp |
| Voltage rating | 600VAC |
| Current rating | Varies by Wire Gauge |
| Operating temperature | -20°C ~ 85°C |
| Contact material | Brass |
| Insulation color | White |
| Insulation height | 0.531\" (13.50mm) |
| Insulation material | Polyamide (PA), Nylon |
| Parameter | Value |
|---|---|
| Material flammability rating | UL94 V-0 |
| Style | Board to Cable/Wire |
| Package | Bulk |
| Features | Board Lock |
| Shrouding | Shrouded - 4 Wall |
| Termination | Solder |
| Applications | General Purpose |
| Contact shape | Circular |
| Rows | 3 |
| Pitch | 0.163\" (4.14mm) |
| Positions | 12 |
| Row spacing - mating | 0.163\" (4.14mm) |
| Contact finish - post | Tin-Lead |
| Contact length - post | 0.175\" (4.45mm) |
| Contact finish - mating | Tin-Lead |
| Contact finish thickness - post | 150.0µin (3.81µm) |
| Contact finish thickness - mating | 150.0µin (3.81µm) |
The 794040-1: Three rows with 0.163" (4.14 mm) row spacing match the mating receptacle's contact layout — the pitch and row spacing are shared across the Mini-Universal MATE-N-LOK series.