1-103957-3 is a 4-position MTE receptacle assembly designed for wire-to-board interconnection applications using Insulation Displacement Contacts (IDC). This product supports 22-26 AWG wire sizes and features 15 µ" gold plating for reliable electrical contact and corrosion resistance. The assembly operates at a maximum current rating of 3 amps per single contact in free air and 267 V operating voltage, with an operating temperature range of -65°C to +105°C. The connector implements latching and polarization features to ensure secure mating with corresponding MTE pin headers. This receptacle is commonly used in medical instruments, automotive controls, computers, appliances, and telecommunications equipment where cost-effective, reliable wire-to-board connections are required.