https://www.racklink.com.au/3RU-4RU-Distribution-Board/?attributes=eyI1Njc1IjoxNzUxLCI1Njc2IjoyMDc2LCI4OTEwIjo4NjJ9
3/4RU 19" Rack Mount MCB Distribution Boards | RackLink
Ideal for sub-board circuit breaker distribution, it comes with a DIN rail, hole grommets, pole fillers and mounting screw kit. Order now!
mcb distribution boardsrack mount