| Part Number | 641737-1 | 641937-1 |
|---|---|---|
| Manufacturer | TE Connectivity AMP Connectors | TE Connectivity AMP Connectors |
| Category | Rectangular Connectors - Headers, Male Pins | Rectangular Connectors - Headers, Male Pins |
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| Product Status | Active | Active |
| Connector Type | Header | Header |
| Contact Type | Male Pin | Male Pin |
| Pitch - Mating | 0.200" (5.08mm) | 0.156" (3.96mm) |
| Number of Positions | 4 | 3 |
| Number of Rows | 1 | 1 |
| Row Spacing - Mating | - | - |
| Number of Positions Loaded | All | 2 |
| Style | Board to Cable/Wire | Board to Cable/Wire |
| Shrouding | Shrouded - 4 Wall | Shrouded - 1 Wall |
| Mounting Type | Through Hole, Right Angle | Through Hole |
| Termination | Solder | Solder |
| Fastening Type | Friction Lock | Friction Lock |
| Contact Length - Mating | - | 0.400" (10.16mm) |
| Contact Length - Post | 0.140" (3.56mm) | 0.125" (3.18mm) |
| Overall Contact Length | - | 0.650" (16.51mm) |
| Insulation Height | 0.345" (8.76mm) | 0.425" (10.80mm) |
| Contact Shape | Circular | Square |
| Contact Finish - Mating | Tin | Tin |
| Contact Finish Thickness - Mating | - | - |
| Contact Finish - Post | Tin | Tin |
| Contact Material | Phosphor Bronze | Copper Alloy |
| Insulation Material | Polyamide (PA), Nylon | Thermoplastic, Glass Filled |
| Features | Board Guide, Board Lock | - |
| Operating Temperature | -55°C ~ 105°C | -55°C ~ 105°C |
| Ingress Protection | - | - |
| Material Flammability Rating | UL94 V-2 | UL94 V-0 |
| Insulation Color | Natural | Natural |
| Current Rating (Amps) | 12A | Varies by Wire Gauge |
| Voltage Rating | 250VAC | 600VAC |