MX-5557-18R. : 2x9. : female. Connector type: female. Connector: male. Flammability Index: UL94V-2. Manufacturer reference: 5557-18R. Mechanical assembly: cable mounting. Number of Contact: 18. Operating temperature: -40...105°C. Pitch: 4.2mm. Rated Voltage: 600V. RoHS: yes. Series: Mini-Fit Jr.. Type of lock: clip-on connector. Original product from manufacturer: Molex. Quantity in stock updated on 13/11/2025, 00:47