Sertec is a stocking location of the Siemens type LDU Relay, Catalog Number: LDU-200. We are also setup to recondition, repair, and re-calibrate your existing type LDU Relay. All Siemens type LDU Relay comes with a full one year warranty.
Please send us an email inquiry at sertec@cbsalesne.com or call us 24/7. Call 203-888-7500!