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Large Battery

CategoryPower
battery-large
Category
Power
Planet
Serpulo
Footprint
3x3
Official description

Stores power in times of surplus energy. Outputs power in times of deficit. Higher capacity than a regular battery.

Overview

The Large Battery is a high-capacity power storage block used to buffer and supply electricity for mid-to-late game factories and defenses. It functions like a standard battery but stores significantly more power and supplies consistent current to nearby power consumers. Large Batteries appear in build menus under power infrastructure and are commonly integrated into base power grids to smooth out supply when generators fluctuate or during peak demand (turret volleys, kiln/multi-factory bursts, or large drill boosts).

Large Batteries are built from refined materials and require a steady power network to charge. Once placed, they receive power from connected cables and conveyors that form the grid; they automatically discharge to satisfy draw wherever the network needs it. Their larger capacity makes them ideal for bridging the gap between intermittent generation (solar, combustion with limited fuel, or pulse-heavy reactor use) and continuous consumption. Placing multiple Large Batteries near heavy consumers prevents sudden drops in turret rate of fire or factory throughput when generator output dips.

Practical usage and interaction notes:

  • Use Large Batteries to store surplus power produced during lulls and release it during attack waves or production spikes. Placing them near defensive turrets increases survivability since Zeniths and other guardians target batteries as high-value blocks.
  • Combine Large Batteries with battery banks (multiple batteries linked by power nodes) to create large buffers; this both increases capacity and spreads charge/discharge load, reducing the chance of a single battery becoming a bottleneck.
  • Protect batteries behind walls or in a recessed chamber; enemies that prioritize power blocks will try to reach and destroy them. Place Menders and armour in front of critical battery installations.
  • Boost turret performance by situating batteries and water-boosted turrets together: batteries supply the extra instantaneous current needed for boosted fire rates without collapsing the grid.
  • In resource-scarce sectors, prioritize early battery construction to allow temporary overdraw for research and kiln operation when generator output is limited. Batteries let you run high-consumption blocks briefly to finish critical production or research.
  • When a guardian or large wave targets your base, conserve stored power for essential systems (turrets, menders, conveyors to keep ammo fed) rather than noncritical factories.
  • If you have automation routing (sorters and conveyors feeding ammo or materials), ensure batteries are placed such that conveyors and sorter power draw remain stable; sudden power loss can interrupt ammo delivery and cripple defenses.
  • Large Batteries charge whenever the network has surplus; they do not require manual switching. Use power nodes and routers to segment networks if you want to isolate batteries for emergency-only discharge or to prevent unintentional draining by low-priority machines.

Build and placement considerations:

  • Place batteries close to both generators and primary consumers to minimize transmission and routing complexity.
  • Multiple smaller batteries distributed across a base can be preferable to one centralized Large Battery, since localized outages affect fewer systems and defenses remain resilient.
  • Because enemies may target batteries, avoid clustering all batteries in one exposed location without adequate defenses.

The Large Battery is a core component of robust base design, enabling aggressive power strategies, smoothing generator output, and providing the headroom needed to run high-demand blocks when it matters most.

Official description

Stores power in times of surplus energy. Outputs power in times of deficit. Higher capacity than a regular battery.

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