Yaskawa SRDA-EAXA21A PCB circuit board, Revision B01. This high-quality OEM part is designed to ensure optimal performance and reliability in your equipment. Genuine Yaskawa OEM part. Model: SRDA-EAXA21A, Revision B01. Compatible with a range of equipment and applications. Built to the highest quality standards for long-lasting performance. In case, they need your location or any Documentation required they can contact you. First let us know you need to return a product. (day 1 is the day after you received your product from us). After the return period has ended, you can no longer return the product. Wait for us to emit a Return Authorization and to confirm the return method. If the product has any programming work, they will do it on their own responsibility.