<https://sg.element14.com/schneider-electric/ladn31/contact-block-3no-1nc/dp/3621728>
<http://schema.org/description>
"The LADN31 is an auxiliary contact block for use with TeSys D and F series contactors."
<https://sg.element14.com/schneider-electric/ladn31/contact-block-3no-1nc/dp/3621728>