Starlink Mini power use on battery

Short answer: Starlink lists the Mini's average use at roughly 25–40 W and it runs on 12–48 V DC (USB-C PD 100 W or barrel). 24 hours at 30 W is about 720 Wh. Check Starlink's current specs for your hardware.

Battery / stationApprox. runtime at 30 W (DC)
256 Wh power station8 h
500 Wh15 h
1,000 Wh30 h
100 Ah LiFePO4 (1,280 Wh)38 h

Powering it from DC (USB-C PD or a 12 V DC adapter) avoids inverter losses of 10–15%. About 200 W of solar covers 8–10 hours of daily use in most seasons. Standard (non-Mini) Starlink dishes use noticeably more power.

Safety: These are general estimates, not a design. Follow your equipment manufacturer's instructions and local electrical code, and consult a qualified electrician for anything connected to shore power, a house, or high-current batteries.

FAQ

Can I run Starlink Mini off a 12V battery?

Yes, with a suitable 12 V DC cable or USB-C PD 100 W adapter that meets Starlink's input specs.

What size inverter for Starlink Mini?

If you use its AC power supply, a small 150–300 W pure sine inverter is enough, but DC power is more efficient.

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