Australian NEM Generators

2026 real AUD. All monetary values in this table are expressed in 2026 real Australian dollars, adjusted from source-year nominal figures using Australian CPI (All Groups), real AUD. Greenfield capex uses AEMO technology benchmarks when plant-specific construction cost is unknown; refurbishment costs are shown separately from original build capex.

Type

Battery Storage

Capacity

100 MW / 200 MWh

Revenue (× MLF) (stats)

See dispatch stats link above

Est. SRMC

$10.00/MWh

Capex total (greenfield)	—
Capex refurbishment	—
Capex / MW	$3,000,000
Capex / MWh storage	$1,500,000
Fixed OPEX (annual)	—
Fixed OPEX / MW-yr	$50,000
Variable OPEX / MWh	$10.00
Fuel cost / GJ	—
Heat rate GJ/MWh	—

Confidence: medium · Status: ai estimated · Capex basis: estimated · AI checked 02 Jun 2026

Notes: Capex values are based on industry averages for battery storage systems.

Sources

Capex per MW — Battery Storage Costs (medium)
Fixed O&M per MW — Battery Storage Costs (medium)
Variable O&M per MWh — Battery Storage Costs (medium)
Efficiency — Battery Storage Efficiency (medium)
Asset Life — Battery Storage Lifetime (medium)

Altona BESS

Dispatch & revenue

Financial overview

Sources