JACK JK-513C Quiet Energy Saving 550W Servo Motor for Industrial Sewing Machines para interlock eliminating mid-run needle changes for

eliminating mid-run needle changes for uninterrupted multi-color production

Essential maintenance part for extending machine service life

It automates the entire buttonhole cycle — from stitching to thread trimming — producing consistent buttonholes on shirts

designed as a universal replacement or upgrade for belt-driven clutch motors

JACK JK-513C Quiet Energy Saving 550W Servo Motor for Industrial Sewing Machines para interlock eliminating mid-run needle changes forThe JACK JK 513C is a 550W quiet energy saving servo motor for industrial sewing machines, designed as a universal replacement or upgrade for belt driven clutch motors. It features single phase power with a 3 pin plug, adjustable speed control, and significantly lower noise and power consumption compared to traditional clutch motors. Includes mounting hardware, belt, and speed controller panel for straightforward installation on most standard