Sertec is a stocking location of the Westinghouse type SDB Relay, Catalog Number: 644B469A09. We are also setup to recondition, repair, and re-calibrate your existing type SDB Relay. All Westinghouse type SDB 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!