Han® 1A Small & Lightweight Industrial Connectors HARTING Han® 1A Small and Lightweight Industrial Connectors are compact and robust rectangular connectors with up to 12 contacts that transmit data, signals, and power. The Han 1A series features customizable housing, inserts, and protection covers. The covers are compatible with the existing Han 1A contact inserts and can be used to achieve IP65 protection even in the case of an unmated Han 1A connector. HARTING Han 1A connectors are suitable for use in areas where a supply is needed for multiple small drives, sensors, and devices. This compact, modular system serves both indoor and outdoor applications.