Stack inserter
The stack inserter is an electric inserter that can move multiple items at the same time and build stacks on belts. It has a larger maximum hand size than the bulk inserter while turning at the same rate, giving it a 33% higher throughput.
Ingredients: 1× Bulk inserter2× Carbon fiber10× Jelly1× Processing unit
Output: 1 per craft → 120/min (single machine, no modules)