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Will the Anker SOLIX PS400 Bifacial work with the EcoFlow DELTA Pro 3?

Yes. One Anker SOLIX PS400 Bifacial works with the EcoFlow DELTA Pro 3: about 63.1 V on a 20°F morning against the station's 150 V limit, and about 400 W in full sun. Two panels: works (2 panels in series on XT60 (High-PV)), about 800 W.

Verdict

Works

1 x PS400 Bifacial into the DELTA Pro 3 (1 panel on XT60 (High-PV)) stays inside 30 to 150 V and under 15 A, even at 20F.

1 x PS400 Bifacial1 panel on XT60 (High-PV)
DELTA Pro 3XT60 (High-PV)
Expected
400W
Voltage at 20F
63.1V
limit 150 V
Current
8.3A
cap 15 A
  • The two solar inputs are different. High-PV takes 30 to 150V, Low-PV takes 11 to 60V. A single small panel is too low for High-PV and will not charge there.
  • EcoFlow's manual: panel voltage rises in cold weather, so keep a margin below the limit when wiring in series.
  • For parallel wiring you need Y-branch (T-branch) solar cables.
  • 57.6 V open circuit: above the 55-60 V limit of many smaller stations even as a single panel on a cold morning.
Cables to buy
  • Use an MC4 to XT60 solar cable.
Anker SOLIX PS400 Bifacial

400 W, open-circuit 57.6 V, short-circuit 8.8 A, working 48 V / 8.3 A. Unconfirmed Panel details

EcoFlow DELTA Pro 3

Solar input XT60 (High-PV): 30 to 150 V; XT60i (Low-PV): 11 to 60 V, 2600 W max. Manual Station details

Change the count or temperature

Two panels: every way to wire them

WiringInputVolts at 20FAmpsWattsVerdict
2 panels in series on XT60 (High-PV)
Best option
XT60 (High-PV)126.18.3800Works
2 panels in parallel on XT60 (High-PV)
The panels can push 16.7A but this input takes 15A, so the station caps it. Safe, you just lose some watts.
XT60 (High-PV)63.116.7720Works
1 panel on XT60 (High-PV) + 1 panel on XT60i (Low-PV)
Fine in mild weather (57.6V), but on a 20°F (-7°C) morning the open-circuit voltage rises to about 63.1V, above the 60V limit. Cold makes panels push more voltage.
XT60 (High-PV) + XT60i (Low-PV)63.18.3800Works, with a catch
2 panels in parallel on XT60i (Low-PV)
Fine in mild weather (57.6V), but on a 20°F (-7°C) morning the open-circuit voltage rises to about 63.1V, above the 60V limit. Cold makes panels push more voltage.
XT60i (Low-PV)63.116.7800Works, with a catch
2 panels in series on XT60i (Low-PV)
Open-circuit voltage 115.2V is above the station's 60V limit. Going over a station's input voltage limit can damage it.
XT60i (Low-PV)126.18.30Don't connect

Quick answers

Will the Anker SOLIX PS400 Bifacial work with the EcoFlow DELTA Pro 3?

Yes. One Anker SOLIX PS400 Bifacial works with the EcoFlow DELTA Pro 3: about 63.1 V on a 20°F morning against the station's 150 V limit, and about 400 W in full sun. Two panels: works (2 panels in series on XT60 (High-PV)), about 800 W.

Can I connect two PS400 Bifacial panels to the DELTA Pro 3?

Yes, 2 panels in series on XT60 (High-PV). That gives about 800 W.

What cable do I need to connect the PS400 Bifacial to the DELTA Pro 3?

Use an MC4 to XT60 solar cable.

Is it safe on a cold morning?

Panel voltage rises in the cold. One PS400 Bifacial goes from 57.6 V on its label to about 63.1 V at 20°F and 65 V at 0°F. The DELTA Pro 3 accepts up to 150 V on the XT60 (High-PV).

Where to buy

$700 at the Anker SOLIX store, Oct 28, 2026
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$2,799 at the EcoFlow store, Oct 28, 2026
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Other panels that work with the DELTA Pro 3

→EcoFlow 400W Portable Solar Panel, about 800 W with two
→BLUETTI PV350D, about 700 W with two
→Renogy 250W N-Type Bifacial Solar Panel, about 500 W with two
→EcoFlow NextGen 220W Bifacial Portable Solar Panel, about 438 W with two
→Jackery SolarSaga 200 (JS-200E), about 400 W with two

All 33 panels checked against the DELTA Pro 3

Rules we applied
  • EcoFlow DELTA Pro 3: solar input 30 to 150 V on the Solar in 1 (XT60 (High-PV)). EcoFlow sets this limit on open-circuit voltage (Voc), so we hold the panels' Voc on your coldest morning to it.
  • Cold raises panel voltage: we add 0.30% per °C below 77F (25°C), a typical figure, since this panel does not publish its own. At 20F one panel's 57.6 V becomes 63.1 V.
  • Current over the 15 A cap is safe: the station takes 15 A and you get fewer watts. We count only the capped watts.
  • Max 1,600 W on this input, 2,600 W across all inputs.
Assumptions
  • Cold-morning voltage uses 0.30% per °C, typical for crystalline panels. This panel's own value is not published.
  • Expected watts are the best case in full sun. Real-world midday output is usually 60 to 80% of that.
  • Some numbers for Anker SOLIX PS400 Bifacial come from a shop listing we have not confirmed in the manual yet.
Sources
Shop listing, not yet confirmedPS400 Bifacial label values
Checked Oct 28, 2026