REDSTONEPEDIA › Circuits › TNT dupers

TNT dupers

Endless lit TNT without crafting any, for world eaters, tunnel bores and cannons.

Filter them in the index

TNT duper (runs by itself)

Keeps lighting TNT forever without using up its own TNT block. All have an on/off lever.

explodes each TNT at one exact point in the airTNT duper
explodes each TNT at one exact point in the air · about 22 TNT a minute · 66 blocks
a push every 54 ticks (2.7 s) · fits in 5×5×11
drops each TNT straight down to explode at one pointTNT duper
drops each TNT straight down to explode at one point · 30 TNT a minute · 54 blocks
a push every 40 ticks (2 s) · fits in 8×5×8 + 14 blocks of air under it
stand it 4 blocks upTNT duper
stand it 4 blocks up · 200 TNT a minute · 29 blocks
a push every 6 ticks (0.3 s) · fits in 3×5×4 + 4 blocks of air under it

TNT duper, one TNT at a time

Lights one TNT each time it is triggered, without using up its TNT block.

1 TNT per pressTNT duper, one at a time
1 TNT per press · 17 blocks
lights after 33 ticks (1.65 s) · presses at least 100 ticks (5 s) apart · fits in 3×4×4
has its own button