OLH Device Switch Card

OLH device switch card for embroidery machines. Controls switching between embroidery functions. Fully compatible with SINSIM embroidery systems and DAHAO control units.

The OLH Device Switch Card is a compact but powerful electronic board that enables switching between multiple embroidery machine functions, including motor control, color change, thread trimming, and presser foot adjustments. It works by interfacing with the machine’s mainboard and motion cards to deliver accurate control signals, helping maintain high-speed performance and stitch consistency. Especially designed for SINSIM embroidery machines and DAHAO-based systems, this card is essential for maintaining machine stability and workflow efficiency. At SINSIM Bangladesh, we supply premium OLH device switch cards built for industrial durability, ensuring your embroidery production stays smooth and uninterrupted.