Can You Silk Touch a Spawner?

Spawners cannot be obtained in Survival, even with Silk Touch.

Can you Silk Touch spawners in Minecraft?

Silk Touch II will allow you pick up monster spawners, the dragon egg, and silverfish stone without spawning a silverfish.

How do you break a spawner in Minecraft and keep it?

If you'd rather save your Mob Spawner, you need to block it off with light, similar to placing torches in a cave to ward off mob spawns. To de-activate a mob spawner, place torches around the spawner (at least an 8 block radius) to prevent mobs from spawning.