1.50a 1800v dc surge protector fuse 2.supplier of Emerson, Delta,Eltek,Alpha ... products has been approved by CCC,TUV,CE, and UL is on proceeding, we can look forward to a ... UL certificates for US style fuse in 1/1, ... Low voltage dc fuse for telecom power protection-RT302 Fuse resistors-RT303 Fuse for surge protector and voltage sensitive device protection-RT310 ...