1-966144-0 is a double wire ferrule with plastic sleeve designed for connecting two 4.00 mm² flexible conductors with screw or spring clamps. The ferrule features a copper sleeve with galvanic tin plating and a polypropylene plastic collar rated up to +120°C, manufactured according to DIN 46228 Part 4 specifications. Key dimensions include an overall length (A) of 23.0 mm, a width (B) of 12.0 mm, a sleeve thickness (C) of 3.70 mm, and a total height (D) of 8.8 mm with an internal dimension (E) of 4.9 mm. The product is supplied in strip form with a strip length of 14.0 mm and is packaged in quantities of 100 units. This ferrule is ideal for automotive powertrain systems, safety and security systems, and other applications requiring gas-tight, color-coded insulated connections that protect crimped connections from contact and corrosion.