There are over 100 grid-scale battery energy storage systems currently operational in Great Britain. Of these, just 16 are two-hour systems - meaning batteries that can continuously import or export electricity for up to two hours. The vast majority of batteries in Britain today are one-hour systems.

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CAISO’s batteries earn $1.8/kW in January 2026

California's batteries earned $1.81/kW in January 2026. The winter storm lifted peak prices despite not hitting the state directly.

Hybrid BESS revenue structures: partial tolls, revenue floors and DA swaps

Explainers

18 hours ago

Hybrid BESS revenue structures: partial tolls, revenue floors and DA swaps

Physical, virtual, financial - partial tolls, revenue floors, DA swaps. Which structure suits which asset owner, which offtaker, and how much upside should you sacrifice?

NEM draft 2026-27 Marginal Loss Factors: Impacts for BESS and solar

Market updates

1 day ago

NEM draft 2026-27 Marginal Loss Factors: Impacts for BESS and solar

Marginal Loss Factors (MLFs) are AEMO's annual calculation of generation-weighted electrical losses on a plant's marginal unit of generation as it travels towards the regional reference node (RRN). An MLF of 0.95 means a generator receives only 95 cent...

Market Outlook

1 day ago

ERCOT Market Outlook Report - Q4 2025

ERCOT TB2 spreads peak above $110k/MW-year in 2028 before halving. Modo Energy's Q4 2025 outlook on demand, capacity, generation, prices, and BESS revenues.

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