The packaging is Plug, Outer Shroud Contacts.To package the product, we use a Tape & Reel (TR) case.Mounting type is Surface Mount.This product is from the DF40 Series.If you operate it, you can keep Solder Retention constant.For mounting, you'll need a Surface Mount socket.
DF40C-50DP-0.4V(51) Features
DF40 series Package / Case: Tape & Reel (TR) Mounting Type:Surface Mount
DF40C-50DP-0.4V(51) Applications
There are a lot of Hirose Electric Co Ltd DF40C-50DP-0.4V(51) Rectangular Connectors applications.