Sodium-Ion (Na-Ion Layered Oxide 4-Hour Storage) Grid Peaking Battery Underwriting Calculator 2026

Model low-cost sodium-ion (Na-ion) battery storage systems ($85/kWh cell cost), non-flammable zero-cobalt/zero-lithium chemistry, sub-zero cold performance, and peaking arbitrage revenue.

Underwriting Assumptions

Rated Discharge Power (MW)

Discharge Duration (Hours)

Turnkey Installed System Capex ($/kWh)

Daily Peaking Cycles / Day

Peak vs Off-Peak Arbitrage ($/MWh)

Projected Economics

Total Storage Energy Rating

Turnkey System Capex

Net Annual Arbitrage Cash Flow

Simple Capital Payback