The NZXT H1 is a Mini-ITX case and as such will only take motherboards of that specification. This can be confusing if you
NZXT H1 V2 Mini-ITX Case Review - Page 3 - eTeknix
H1, Compact Mini ITX Gaming PC Case, Gaming PCs
NZXT's New H1 V2 Mini-ITX Case Is Perfect For A Mini Gaming PC
NZXT: Motherboards
NZXT H1 Mini-ITX Case Review, Page 4 of 6
NZXT H1 Tempered Glass Mini ITX Case, Including Pre Installed 140mm AIO Liquid Cooler + 650W SFX-L 80 Plus Gold, PCI Express x16, SGCC Steel, White
The NZXT H1 makes for the perfect compact PC build - 9to5Toys
Replacing your NZXT H1 AIO – NZXT Support Center
NZXT H1 v2 Mini-ITX Case with AIO & PSU - White Tempered Glass
NZXT's micro-ATX motherboard ? : r/NZXT
NZXT H1 review: This compact PC case earned our highest rating