Calliope BESS

Other Generators · ekuenergy_nr · Other - Other

Dispatch stats Financials
Development AEMO: Publicly Announced Other - Other NEM data · 30 days
300/600 MW
Researched capacity / storage
Est. SRMC
$2.11/MWh
Key information
Capacity (AI)
300 MW / 600 MWh

ekuenergy project references for Calliope BESS describe a 300 MW / 600 MWh battery energy storage project.

AEMO status Publicly Announced
Project status Development (AI)

ekuenergy project listing / public project references indicate Calliope BESS is still a proposed/planned battery project, not yet operational.

Coordinates —

DUID —
Owner ekuenergy_nr
Commissioned —
Expected closure —
Closure date —
Technology Other - Other
Fuel Other - Other
Equipment OEM Tesla
Equipment type / model Megapack
Equipment confidence medium
Stats window
15 May 2026 23:00 → 14 Jun 2026 23:00 AEST

Dispatch & revenue

15 May 2026 23:00 → 14 Jun 2026 23:00 AEST

No DUID specified. Open this page from the stats list or a generator profile.

Financial overview

2026 real AUD. Monetary values are CPI-adjusted to 2026 real Australian dollars. Greenfield capex uses AEMO benchmarks when plant-specific cost is unknown.
Type
Battery (BESS)
Capacity
300 MW / 600 MWh
Revenue (× MLF) (stats)
See dispatch stats link above
Est. SRMC
$2.11/MWh
Capex total (greenfield)
$221.52M

Shown in table
$221.52M (2026 real AUD)

Reported / source value
$210.00M (2024 nominal)
Adjusted to 2026 real AUD using Australian CPI (All Groups).
Capex refurbishment
—
Capex / MWh storage derived
$369,198

Shown in table
$369.2k (2026 real AUD)

Reported / source value
$350.0k (2024 nominal)
Adjusted to 2026 real AUD using Australian CPI (All Groups).
Fixed OPEX (annual)
$12.66M

Shown in table
$12.66M (2026 real AUD)

Reported / source value
$12.00M (2024 nominal)
Adjusted to 2026 real AUD using Australian CPI (All Groups).
Fixed OPEX / MW-yr
$42,194

Shown in table
$42.2k (2026 real AUD)

Reported / source value
$40.0k (2024 nominal)
Adjusted to 2026 real AUD using Australian CPI (All Groups).

How this was derived
Server-side fallback used because plant-specific O&M data was not found.
Variable OPEX / MWh
$2.11

Shown in table
$2.11 (2026 real AUD)

Reported / source value
$2.00 (2024 nominal)
Adjusted to 2026 real AUD using Australian CPI (All Groups).

How this was derived
Server-side fallback used because plant-specific O&M data was not found.
Fuel cost / GJ
—
Heat rate GJ/MWh
—

Confidence: low · Status: ai estimated · Capex basis: default · AI checked 05 Jun 2026

Notes
No reliable plant-specific greenfield investment figure was found for Calliope BESS / Byellee BESS in the searched owner/government sources. Internal server fallback O&M assumptions used for fixed and variable O&M. Battery storage has no fuel cost or heat rate.

Sources