KBMD-240D KBMD240D (9370F) KB Electronics DC motor speed control (New in Box). The item "KBMD-240D KBMD240D (9370F) KB Electronics DC motor speed control (New in Box)" is in sale since Friday, August 11, 2017. This item is in the category "Business & Industrial\Automation, Motors & Drives\Drives & Starters\Drives & Motor Controls\Speed Controls". The seller is "pcmml1707" and is located in Plattsburgh, New York. This item can be shipped worldwide.