... used in public institution, communication cabinet,exchange cabinet,electrical box cabinet,Rail way, aviation equipment,vessel equipment,bus,special truck ,refrigerator ... , service life is over 10 years for normal operationPackage2pcs/box, 50pcs/carton with neutral packing or color boxPayment termsT/ ... built for about 20 years, we have our own way to supply you the high quality products with competitive ...