| Part Number | 63661-1 | 63666-1 | 
|---|---|---|
| Manufacturer | TE Connectivity AMP Connectors | TE Connectivity AMP Connectors | 
| Category | Terminals - Magnetic Wire Connectors | Terminals - Magnetic Wire Connectors | 
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| Product Status | Active | Active | 
| Style | 300 | 500 | 
| Terminal Type | Box IDC | Box IDC | 
| Size | 2 | 4 | 
| Termination | PCB Post | Quick Connect | 
| Wire Gauge | 17-19 AWG | 15-16 AWG | 
| Features | - | QC .187 |