Brand Eppendorf
Model 5405
MPN 5405

Check the listing for details. Eppendorf control board frequency converter 5405 801.606-02 Umrichter. Condition: Used. Listed at 147.00 USD. Jumper resistor set for 120V operation. Not sure what the gap between the semiconductor and the heat sink is in the last photo. But that's just my best guess.

$73.50
$147.00