EcoFlow STREAM Ultra X · rendered 2026-09-03 11:20:05 BST
Power flow · snapshot
solarbattery outbattery ingrid importgrid exportidle
delivered 273 W · house 319 W − import 46 W · residual 0 W (sensors agree)
Now
Battery
72.0 %
Output
0.0 W
Solar
285.0 W
House load
319 W
Import
30.37 p/kWh
Export
7.02 p/kWh
Value today
Exported
8.86 kWh
worth £1.35
Average export · today
15.29 p/kWh
+3.29p vs 12p flat same-day estimate, ±0.6p
Tariff edge · 1 Sep
+6.94 p/kWh
worth being on Agile best slots would pay
18.94p
vs 12p flat
Dispatch capture · 1 Sep
74%
room to improve earned £4.16 of
£5.62 available on 29.7 kWh
whole system — Predbat places most of it; the EcoFlow fleet is the margin
Uplift
+29p vs flat
over the flat rate for the same units
Cost so far
£1.24
Predbat, incl. standing charge
Predicted by midnight
−82p
net credit expected
Equivalent rate today
(import − export) ÷ everything the house used, car
included. Cost import less export, excluding standing charge
(44p/day set aside)
— a rate carrying a fixed daily charge is not a rate: it falls as you use
more and rises as you use less, so a frugal day reports a scary number caused
by thrift.
Net cost of grid energy
82p
£2.17 bought −
£1.35 sold — one trade, not two
Equivalent rate
3.79 p/kWh
over 21.51 kWh the house actually
used, whole property including the car
As Predbat sees it
4.2 p/kWh
over 19.4 kWh measured at the GivEnergy
— biased high, it cannot see the
2.11 kWh the EcoFlow gear injected behind it
EcoFlow fleet earned
56p
import avoided by 2.11 kWh delivered
behind the meter, each kWh priced at the rate showing when it arrived
— not a day average, which the morning peak would have
undervalued
Car
6.94 p/kWh
12.94 kWh — Intelligent Go bills a
dispatched session off-peak whatever the clock says. Context only: not
apportioned out of the rate above
car shown at the 6.94p off-peak rate (assumed, not metered — IOG bills dispatched sessions off-peak whatever the clock); context only, it is not part of the blended rate · ultra x discharge 1.47 kWh integrated from 135 soc samples (38 points of fall) — the cumulative Wh meters are frozen and unusable · discharge priced at the prevailing import rate, averaging 30.0 p/kWh over 1.47 kWh · office daily kwh reads 0 — the 3933 decoder is known broken, so the correction is an UNDER-estimate · 0.64 kWh of pass-through/office priced at the day mean 18.9 p/kWh (no timestamps available)