HFA-R
EATON BUSSMANN BK-HFA-R FUSE HOLDER
The brand name Eaton on this gear gives me confidence in its performance.
Eaton Bussmann Hfa-R Fuse Holder, 0 To 20A Amp Range, 250V Ac/Dc Volt Rating, 1
You will find that this Eaton part matches older systems perfectly.