Octopus Energy (UK) · 6.1kWh LFP Storage
EcoFlow DELTA Pro Ultra (6.1kWh / 7200W Whole-Home TOU Arbitrage System) Payback on Octopus Energy UK — Intelligent Octopus Go & Octopus Flux
Under UK SI 2026/848 (effective Aug 27, 2026), British households can combine 800W plug-in solar + LFP batteries with Octopus Energy's 7.5p/kWh overnight charging to avoid 39p/kWh evening peak rates.
2026 NEM 3.0 & Peak-Shaving Calculator
Peak Window: 4:00 PM – 7:00 PM
Home Battery Time-of-Use (TOU) Arbitrage Calculator — Octopus Energy UK — Intelligent Octopus Go & Octopus Flux
1.6 kWh6.1 kWh18.0 kWh
TOU Arbitrage Savings Output
Rate Spread Captured
£0.48/kWh
Annual Peak Shaving
£610/yr
Simple Payback
5.2 Years
10-Year Net Profit
£3,900
Under UK SI 2026/848 (effective Aug 27, 2026), British households can combine 800W plug-in solar + LFP batteries with Octopus Energy's 7.5p/kWh overnight charging to avoid 39p/kWh evening peak rates.
FAQ
Frequently Asked Questions · EcoFlow DELTA Pro Ultra (6.1kWh / 7200W Whole-Home TOU Arbitrage System) on Octopus Energy UK — Intelligent Octopus Go & Octopus Flux
How much can the EcoFlow DELTA Pro Ultra (6.1kWh / 7200W Whole-Home TOU Arbitrage System) save per year on Octopus Energy UK — Intelligent Octopus Go & Octopus Flux? ▼
With a rate spread of £0.32/kWh between Octopus Energy UK — Intelligent Octopus Go & Octopus Flux's off-peak and peak window (4:00 PM – 7:00 PM), a fully-cycled 6.1 kWh LiFePO4 battery captures approximately £631 in annual peak-shaving utility bill credits.
Does EcoFlow DELTA Pro Ultra (6.1kWh / 7200W Whole-Home TOU Arbitrage System) provide emergency backup power during grid blackouts? ▼
Yes. In addition to daily Time-of-Use rate arbitrage, the EcoFlow DELTA Pro Ultra (6.1kWh / 7200W Whole-Home TOU Arbitrage System) features an integrated automatic transfer switch (EPS/UPS output) that continues powering critical household circuits if grid power is interrupted.
EcoFlow
£4499
EcoFlow DELTA Pro Ultra (6.1kWh / 7200W Whole-Home TOU Arbitrage System)
- ✓7.2kW continuous 240V output
- ✓Automated NEM 3.0 & PG&E TOU optimization
- ✓0ms UPS switchover
Anker SOLIX
£1099
Anker SOLIX Solarbank 2 E1600 Pro (800W/1200W Plug-in + 1.6kWh LFP)
- ✓Built-in 800W microinverter (expandable)
- ✓1.6kWh LiFePO4 battery (up to 9.6kWh)
- ✓Zero-export smart meter included
Compare Other Batteries on Octopus Energy UK — Intelligent Octopus Go & Octopus Flux:
Check EcoFlow DELTA Pro Ultra (6.1kWh / 7200W Whole-Home TOU Arbitrage System) on Other Utility Tariffs:
PG&E (Pacific Gas & Electric) — E-TOU-C / E-ELECSCE (Southern California Edison) — TOU-D-PrimeSDG&E (San Diego Gas & Electric) — TOU-DR1 / EV-TOU-5Con Edison (New York City & Westchester) — Residential TOUEversource (Connecticut & New England) — Residential Rate 1 / TOURocky Mountain Power (Utah) — Schedule 2E Time-of-Use
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