Part Number MDSM-10 15-20 Reed Relays Switches in stock with ready to ship. Get an instant quote for Hamlin Electronics part number MDSM-10 15-20 by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for MDSM-10 15-20. Our dedicated account manager will get back to you within 15 minutes.