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Will the EcoFlow 100W Flexible Solar Panel work with the EcoFlow DELTA Pro?

Yes. One EcoFlow 100W Flexible Solar Panel works with the EcoFlow DELTA Pro: about 22.4 V on a 20°F morning against the station's 150 V limit, and about 100 W in full sun. Two panels: works (2 panels in parallel on Solar input), about 200 W.

Verdict

Works

1 x 100W Flexible Solar Panel into the DELTA Pro (1 panel on Solar input) stays inside 11 to 150 V and under 15 A, even at 20F.

1 x 100W Flexible Solar Panel1 panel on Solar input
DELTA ProSolar input
Expected
100W
Voltage at 20F
22.4V
limit 150 V
Current
5.9A
cap 15 A
Cables to buy
  • Use the solar charging cable that came with the station (MC4 on the panel side).
EcoFlow 100W Flexible Solar Panel

100 W, open-circuit 20.3 V, short-circuit 6.3 A, working 17.1 V / 5.9 A. Brand page Panel details

EcoFlow DELTA Pro

Solar input Solar input: 11 to 150 V, 1600 W max. Brand page Station details

Change the count or temperature

Two panels: every way to wire them

WiringInputVolts at 20FAmpsWattsVerdict
2 panels in parallel on Solar input
Best option
Solar input22.411.8200Works
2 panels in series on Solar input
Solar input44.85.9200Works

Quick answers

Will the EcoFlow 100W Flexible Solar Panel work with the EcoFlow DELTA Pro?

Yes. One EcoFlow 100W Flexible Solar Panel works with the EcoFlow DELTA Pro: about 22.4 V on a 20°F morning against the station's 150 V limit, and about 100 W in full sun. Two panels: works (2 panels in parallel on Solar input), about 200 W.

Can I connect two 100W Flexible Solar Panel panels to the DELTA Pro?

Yes, 2 panels in parallel on Solar input. That gives about 200 W.

What cable do I need to connect the 100W Flexible Solar Panel to the DELTA Pro?

Use the solar charging cable that came with the station (MC4 on the panel side).

Is it safe on a cold morning?

Panel voltage rises in the cold. One 100W Flexible Solar Panel goes from 20.3 V on its label to about 22.4 V at 20°F and 23.2 V at 0°F. The DELTA Pro accepts up to 150 V on the Solar input.

Where to buy

$199 at the EcoFlow store, Oct 28, 2026
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$1,899 at the EcoFlow store, Oct 28, 2026
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Other panels that work with the DELTA Pro

→EcoFlow 400W Portable Solar Panel, about 800 W with two
→Anker SOLIX PS400 Bifacial, 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

All 33 panels checked against the DELTA Pro

Rules we applied
  • EcoFlow DELTA Pro: solar input 11 to 150 V on the Solar in (Solar input). 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 0.33% per °C below 77F (25°C), this panel's own figure. At 20F one panel's 20.3 V becomes 22.4 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.
Assumptions
  • Cold-morning voltage uses this panel's own coefficient from its manual, 0.33% per °C.
  • Expected watts are the best case in full sun. Real-world midday output is usually 60 to 80% of that.
Sources
Checked Oct 28, 2026