Fuel cell vs. powder load comparison: The average cost savings to deliver 1000 shots for the Ramset T3ss fuel cell is between 50-70% less expensive compared to powder. The basis of Ramset Gas Actuated Fastening tools are the Fuel Cells. Each Fuel Cell contains 1000 shots. They are easy to install, just drop it in…and click to engage. Leave the cell in until it’s completely used up. When it’s used up press the quick release Fuel Cell Eject button and dispose of it the same way you would a used can of spray paint.