Penguin Pro is a silent tactile switch that is part of the Akko v3 Pro Generation series. Penguin Pro Silent have lubed rails and have been overall improved to provide a more consistent typing experience.
Type: Silent Tactile
Pre-Travel: 2.0 ± 0.5mm
Total Travel: 3.3mm
Operating Force: 58gf ± 5gf
Bottom Out Force: 60gf Max
About the Switches
Tactile Silent switch. These have a smooth keypress with a tactile bump.
Sold in units of 45.
Bottom: polyamide (PA is a type of nylon)
Silver contact pins are now palladium gold
Phosphor copper leaf is now alloy copper
Packaged in a tray with cardboard slip cover.
Designed and manufactured by Akko.
A keyboard switch is the little component that sits underneath the keycap and connects to the keyboard PCB. On a mechanical keyboard, every key has its own switch.
How many switches do I need?
For common sizes, here are some estimates (these can vary slightly by keyboard model):