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Reactor 02 Control Room H4 Key | Location + LOOT Guide | MW4 DMZ Guide


Published: Oct 31, 2026
Last Edit: Oct 31, 2026
190 Words, 1 Minute.

Watch the video:


Timestamps:
0:00 - Intro/Explanation
0:15 - Item requirements
1:10 - Reactor 02 Control Room H4 Location
3:05 - Reactor 02 Control Room H4 Loot

Have the Reactor 02 Control Room H4 Key? This video shows you where to use it as well as the loot inside so you know if it’s worth keeping! Reactor 02 Control Room H4 - Unlocks the control room inside the Reactor 02 building within Haneul Nuclear Reactor.

Questions answered in this video:
Where do you use the Reactor 02 Control Room H4 Key in MW4 DMZ?
Where is Reactor 02 inside Haneul Nuclear Reactor?
What items do you need before entering Reactor 02?
How do you find the locked control room?
Where is the Reactor 02 Control Room on the upper catwalk?
What does the Reactor 02 Control Room H4 Key unlock?
What loot is inside Reactor 02 Control Room?
Is the Reactor 02 Control Room H4 Key worth keeping?

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