CHM1DU is Eaton Bussmann CHM modular fuse holder,

It’s designed to work with Bussmann ferrule fuse with dimension of 10mm Diameter, 38mm length. Such as:

Also it can match C10NL fuse accessory，which is a solid Neutral link, low voltage, 32 A, 10 x 38 mm, IEC standard

If you cannot find this Bussmann fuse holder, Or you are using the other fuse holder which does not with stock.

You can also choose the following Littelfuse modular fuse holder.

Littelfuse cross reference PN is : LPSM001

If you are interestd in:

What is CHM1DU Bussmann modular fuse holder like?

Fuse holder detail: 

CHM1DU 

Related fuse holder:   

CHCC1DU