I ordered this for my c31/40 Tekno spindle but have had a change of plans. I would like to sell it for $180 shipped in the US. I think I paid around $250 shipped. It is new in box never hooked up and includes the keypad. Here is a link
http://www.damencnc.com/en/components/electronic-parts/delta-vfd/187
http://www.damencnc.com/en/components/electronic-parts/delta-vfd/187