Ensure reliable communication between the MAIN and MAIN-B control boards with the genuine Epson MAIN to MAIN-B Harness W-41 (Ref. 629, Part No. 2227696). Designed specifically for the Epson SureColor F9530 and F9530H dye-sublimation printers, this replacement wiring harness provides secure electrical connectivity and stable signal transmission between the printer's primary control boards. It helps maintain accurate system communication, dependable printer operation, and consistent high-quality print output during demanding production workflows. Ideal for replacing damaged, worn, or faulty wiring harnesses in professional dye-sublimation printing environments. This genuine Epson spare part offers a precise fit, dependable performance, and long-lasting durability.