Is there a way how I can prevent pin corrosion for my cables/Y-splitters?

Yes, with Dielectric Grease.

Benefits:

- Helps prevent voltage leakage

- Helps insulate the electrical connection in frigid conditions

- Protects against water damage

- Protects against corrosion

- Protects against dirt and grime

- Protects against heat damage

- Protects against material bonding

- Protects against electrical overheating.