Completely against the trend of ever smaller pitches and component heights, W+P offers a giant in 9.0mm pitch. It also has its buyers, in this case products from the embedded computing sector and the general current supply of peripheral devices. This type of wire-to-wire connection in crimp technology is used in hard-to-reach applications that require a power supply with high currents.

The mechanically coded housing design of the 991 series allows a lockable connection by audibly joining the central locking of the pin housing to the female housing. This prevents inadvertent disconnection, while at the same time this type of fuse serves as reverse polarity protection.