Iron-Flow (All-Iron Redox Flow 12-Hour Long-Duration Grid Storage) LCOS Calculator 2026

Model 20MW / 240MWh non-toxic all-iron redox flow battery systems (zero fire risk, abundant iron chloride electrolyte with 25-year operational life), calculating levelized cost of storage (LCOS).

Underwriting Assumptions

Rated Iron-Flow Power (MW)

Discharge Duration (Hours)

Turnkey All-Iron Tank & Stack Capex ($M)

Off-Peak Charging Power Price ($/MWh)

Peak Capacity Arbitrage Price ($/MWh)

Annual Full Cycles

Projected Economics

Gross Annual Power Arbitrage Sales

Net Annual Operating Cash Flow

Capital Payback Period