Socket Housings, 90142 SeriesMates with 90122, 90130 and 90131 Series headers, use with 90119 Series terminalsMolex Keying Plug, Universal Polarising Key Type, 0.001g Weight - MX50 Series - 15-04-0292For reliable and accurate board-to-board connections, turn to this keying plug from Molex. It slots easily into your 2.54mm pitch C-Grid and SL connectors to save time during installation and create a secure system. As a polarising key, it ensures that only the right boards can be paired with your connector, stopping mismating in its tracks. Each strip carries 20 plugs, so you'll have plenty of spares on hand.Features & Benefits• Universal key type fits with broad range of connectors• Light weight of just 0.001g puts minimal strain on your circuitsApplications• Communications equipment• Audio/visual systems• Consumer white goodsWhat is polarisation?Accessories like this keying plug help with polarisation. This is a feature that prevents incorrect mating between a connector pair. It blocks mating when one of the connectors is turned the wrong way.StandardsDIN 41651, HE13/142.54mm Molex C-Grid III Range