Wengart Insulated Inline Splice Connector QMS-D3/0-1 (3-Pack), 3/0-6 AWG Wire Range, 600V Dual Rated for Copper and Aluminum Conductors, Pre-Filled with Oxide Inhibitor, UL Listed, Black

This black insulated header connector is used to connect wires or conductors in order to pass electric current in a circuit. They provide a reliable electrical connection and ensure the normal operation of the electrical system. This connector allows users to connect and disconnect wires quickly and efficiently. Helps ensure the stability and firmness of the connection and prevents safety issues such as circuit failure or fire caused by poor connections. Black insulated connectors play an important role in connection, insulation and protection in electrical systems to ensure safe and reliable operation of electrical equipment. They are used in various electrical equipment, electronic equipment or circuit connections to ensure the normal operation of electrical systems. Safe, reliable and easy to maintain.

• Extended Conductor Range (3/0-6 AWG): Engineered for stranded copper (Cu) or aluminum (Al) conductors from 3/0 down to 6 AWG. This dual-rated QMS-D3/0-1 connector is a technical component for secondary electrical distribution and high-capacity service entrance systems.
• Pre-Loaded Oxide Inhibitor: Each entry port contains a pre-filled oxide inhibiting compound. This technical feature manages the contact requirements of aluminum-to-copper or aluminum-to-aluminum joints in standard electrical environments.
• Insulation Specifications: Encased in a black plastisol coating designed for 600V. The housing is rated for a maximum operating temperature of 90°C (194°F) and maintains its physical properties in cold environments down to -45°C (-49°F).
• Technical Installation Design: Features a required wire strip length of 44.0 mm and utilizes a 7/32" Allen hex screw for securement. Includes removable access plugs to seal unused entry ports in junction boxes or wireways.
• High-Torque Requirements: To support the mechanical stability of the connection, follow the specified torque profiles: 110 in-lbs (6 AWG), 150 in-lbs (3-1 AWG), 180 in-lbs (1/0-2/0 AWG), and 250 in-lbs (3/0 AWG).