Stalker 2 Guide: Unlocking the Tunnel Under Lake Door in Yantar

For dedicated explorers in Stalker 2: Heart of Chornobyl, uncovering secrets and treasures hidden within The Zone is a thrilling experience. Many locations feature locked doors or vaults that can yield valuable loot, new weapons, or essential upgrades. One notable locked door can be located in the Tunnel Under Lake POI, which players can unlock by solving a straightforward electrical panel puzzle. This guide will walk you through the process of gaining access to the Tunnel Under Lake locked door.

Accessing the Tunnel Under Lake Locked Door

The Tunnel Under Lake is situated in the Yantar region, specifically to the northeast of the STC Malachite base and southwest of the Rostok Base. Players approaching from the east will find the tunnel’s entrance, but be prepared to confront enemies lurking inside before attempting to unlock the door.

Once you’ve secured the area, it’s time to tackle the electrical panel puzzle that stands between you and the locked door.

Solving the Electrical Puzzle

After eliminating the enemies, proceed left into the corridor where the locked door awaits. You’ll notice a separate room with switches that cannot be activated until you restore power.

To bring the power back online, exit the corridor and look left for an electrical box featuring a red button. Pressing this button will restore power to the breaker box in the adjacent room, allowing you to return and flip all three switches to unlock the door.

Upon opening the locked door, you will encounter a blockage of barrels. Navigate to the right to find a passageway leading to valuable loot hidden beyond the metal barrels.

Rewards Awaiting in Tunnel Under Lake

Getting Attachments Outside Tunnel Under Lake

Inside the stash, players can discover an assortment of useful items, including ammunition and various consumables. Notably, you can also acquire the Sphere M20 Helmet from this stash. To find additional treasures, explore further into the corridor. Locate a shelf in the doorless room on your right for the following valuable items: