# Auto-smelter: a double chest of raw iron in 36 min (100% of 16 furnaces) · ~8 stacks of coal · 221 blocks · rests # https://vjeux.github.io/redstonepedia/circuits/smelter/super-smelter-16.html name: super-smelter-16 circuit: smelter 16 port items: 8 4 0 port items.b: 9 4 0 port fuel: 8 2 1 port fuel.b: 9 2 1 port output: 8 -1 0 origin: -3 0 -1 palette: X minecraft:stone r minecraft:redstone_wire k minecraft:comparator[facing=east,mode=compare,powered=false] K minecraft:comparator[facing=west,mode=compare,powered=false] p minecraft:repeater[delay=2,facing=east,locked=false,powered=false] P minecraft:repeater[delay=2,facing=west,locked=false,powered=false] t minecraft:redstone_torch[lit=true] O minecraft:hopper[enabled=true,facing=east] Z minecraft:hopper[enabled=true,facing=west] F minecraft:furnace[facing=north,lit=false] Y minecraft:hopper[enabled=true,facing=north] E minecraft:hopper[enabled=true,facing=down] D minecraft:hopper[enabled=true,facing=down] T minecraft:hopper[enabled=true,facing=east] W minecraft:hopper[enabled=true,facing=west] L minecraft:hopper[enabled=true,facing=east] layer -1: ........................ ...OOOOOOOO.ZZZZZZZZZ... ........................ ........................ layer 0: ........................ ...FFFFFFFF..FFFFFFFF... ...YYYYYYYY..YYYYYYYY... ..XXXXXXXXX..XXXXXXXXX.. layer 1: ........................ ...EEEEEEEE..EEEEEEEE... ...WWWWWWWWWTTTTTTTTT... .Xrrrrrrrrr..rrrrrrrrrX. layer 2: ...XXXXXXXX..XXXXXXXX... .XXDDDDDDDD..DDDDDDDDXX. ........................ Xr....................rX layer 3: XXXrrrrrrrr..rrrrrrrrXXX XpkWWWWWWWWWLLLLLLLLLKPX X......................X r......................r layer 4: rrr..................rrr t......................t r......................r ........................