Arc Raiders players seeking Cooling Coils for their expedition reset can focus their grind on a handful of high‑yield spots. the guide highlights the Dam Battlegrounds map, especially the Hydroponic Dome Complex and Water Treatment Control, and stresses checking every red locker for the best odds.

Dam Battlegrounds' Hydroponic Dome Complex as top coil hotspot

The Hydroponic Dome Complex consistently yields the highest spawn rate for Cooling Coils, according to the source guide. However, it also attracts heavy ARC patrols and rival players, making it a high‑risk, high‑reward zone.

Red lockers at Water Treatment Control offer safer coil grabs

Red lockers near the Water Treatment Control POI have been flagged as the safest bet for players spawning nearby, the guide notes. Prioritising these lockers can reduce combat encounters while still delivering a respectable number of coils.

Industrial zones remain the backbone of coil farming across all maps

Every Arc Raiders map contains Industrial‑labelled areas where Cooling Coils appear alongside other expedition resources. The guide advises players to sweep these zones thoroughly, as they often allow “two birds with one stone” harvesting of multiple items.

Is the red locker spawn rate consistent across servers?

The source does not confirm whether the red locker probability varies by server or game version,leaving a gap in player expectations. Further data from the community could clarify if the reported safety at Water Treatment Control holds universally.

Balancing risk and reward in coil collection

While the Hydroponic Dome Complex promises the most coils, the heightened danger may outweigh the benefit for solo raiders. Conversely, the Water Treatment Control lockers provide a steadier, lower‑risk intake , especially for teams that can coordinate safe entry and exit.

Overall, the guide recommends a mixed strategy: hit the Hydroponic Dome Complex when you have a strong squad, then fall back to the Water Treatment Control lockers for consistent, safer pickups. As the guide states, “being thorough in your exploration of these areas, being especially certain to check every red locker, seems to have a particularly good chane of spawning Cooling Coils.”