M Series Sensor Connectors Amphenol LTW M Series Sensor Connectors feature waterproof ratings of IP65, IP67, and IP68 with current ratings of 1.5A to 28A. This connector series includes receptacles, connectors overmolded with cable, and field-installable connectors with >,100 mating cycles. Amphenol LTW M Series Sensor Connectors meet IEC 61076-2-101 and IEC 61076-2-104 standards. They come in standard cable lengths ranging from 1m to 99m and are also available in M8 SMT and M12 SMT variants.