These fuse holders are supporters for fuses with size up to 22*58mm .They are capable of working under heat caused by rated curr

RT18 low voltage fuse(low voltage fuse base) with  signal  lamp

Fuse Link:4/6/10/16/20/25/32/40/50/63A  500-690V  

10*38 /22*58

Fuse Base:32A/63A

IEC60269

RT18 FUSE holder,cylindrical fuse base,low voltage fuse base