1-1971772-3 is a 3-position panel mount cap housing from the TE Connectivity POWER TRIPLE LOCK connector system, designed for power and signal applications. This standard temperature housing features a 1 x 3 configuration with a temperature rating of 105°C and is constructed from PBT glass-filled material meeting UL 94V-0 flammability requirements. The connector system offers 3-in-1 reliability with cap/plug latching, connector position assurance (CPA), and terminal position assurance (TPA) features. It supports wire sizes up to 2x20 AWG (0.56mm²) and is compatible with tin-plated copper alloy contacts. This connector is ideal for applications requiring secure, reliable connections with audible locking confirmation and multiple keying options to prevent mismating.