125VAC rated GGU fuses have midget fuse dimensions (1-1/2" x 13/32"). 20A and above have ceramic bodies, allowing use in higher ambient temperature conditions than other similar fuses. (Not for Branch Circuit Protection).
Features :-
Glass body on 3-15A makes status of fusible element clearly visible
Ceramic body on 20-30A allows use in higher temperature applications
Medium Lag for protection of circuits up to 30A and 125VAC
