Expert brief
Battery PPA / BESS tolling: monetising storage
Updated 2026-06-06•By Antoine Cazals — Voltarione•Read ~3 min
A BESS tolling agreement leases a battery's capacity (MW + MWh) to an offtaker for a fixed fee. Lets you pair a variable renewable PPA with a BESS to deliver a baseload profile.
2026 pricing
UK BESS tolling: £60–95k/MW/yr. 2h BESS CapEx: €280/kWh.
Sources & references
Data and methodologies based on:
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