Product Overview

Keep your safe bone-dry without running a single cable. The Hornady Canister Dehumidifer uses colour-changing desiccant crystals to quietly pull moisture out of the air, protecting rifles, handguns and optics from rust, pitting and mould. Rated for up to 50 cubic feet, it’s ideal for most gun safes, ammo lockers, cupboards or tool chests where humidity is the enemy. When the crystals turn from blue to pink, just chuck the canister in a standard oven at 300°F and bake it dry again – no cords, no batteries, no throwaway packs. Built tough with a perforated steel body and compact footprint, this unit is made to live in your safe full-time and keep your gear ready to go, season after season.

Key Features

• Desiccant-filled canister actively absorbs excess moisture from safes, closets and enclosed spaces, helping prevent rust and corrosion on firearms and valuables.
• Colour-changing crystals turn from blue to pink as they become saturated, giving you a clear visual cue when it’s time to recharge instead of guessing.
• Simple oven recharging at up to 300°F restores the crystals in about 2–4 hours, so you can reuse the same canister instead of buying disposable packs.
• Unlimited recharge capability means long-term, low-cost moisture protection without ongoing consumable purchases.
• Battery-free, cord-free design requires no power source, making it ideal for gun safes or storage areas without access to electricity.
• Compact canister footprint fits easily on a safe shelf or in tight storage spaces, providing effective coverage for up to 50 cubic feet.
• Durable metal housing with perforated sides allows efficient air flow to the desiccant while standing up to regular handling and recharging cycles.
• Hornady Security branding signals purpose-built protection gear trusted by shooters to safeguard firearms and critical equipment.