TD7800-421 Proportional Regulator - High Quality at US $1,200.00Product Description Upgrade your control system with the 1pcs TD7800 421 proportional regulator. This high quality regulator ensures precise control and stability for your operations. Things to Note Appearance: 80 90% new, functionally tested. As a used item, minor scratches may be present. However, all products are fully functional and come with a DOA (Dead on Arrival) warranty. For EU Buyers: The price does not include VAT and customs duties, which