Compatibility summary
Your Netherlands plug may fit in Peru outlets, as both use at least one common plug type.
Plug comparison
Netherlands plug types: C F
Peru plug types: A B C
Both countries share at least one plug type (C F and A B C), so some plugs may work without an adapter. Check your appliance.
Voltage comparison
Netherlands: 230V, 50Hz
Peru: 230V, 60Hz
Voltage difference is within a range many devices tolerate; check your appliance label.