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UPS Runtime for Starlink
Starlink kits draw modest steady watts but must stay online through utility blips so the dish can re-acquire and the router can finish booting. This page covers Standard, Mini, and PoE-switch variants—not whole-home backup.
Who this scenario is for
Best for: Rural and remote users keeping a Starlink dish, router, or Mini online on a dedicated UPS branch—optionally with a PoE switch for cameras or APs.
Not ideal for: Whole-home panels, motor loads, or sites where generator transfer replaces UPS bridge time entirely.
Quick answer
Standard dish + router often sits near 0.1 kW; Mini near 0.04 kW; add ~0.05 kW for a small PoE switch. On a 1 kVA unit with 12 V / 9 Ah internal packs, screening math often lands in the 30–90+ minute range—measure your kit and pick the variant table row below.
Key variables
- Kit variant (Standard vs. Mini vs. + PoE): Mini draws far less than a Gen 2/3 router + dish; PoE switches add steady watts per powered port—sum measured draw, not switch nameplate maximum.
- Reboot and re-acquire time: Outage goals must cover router boot plus dish re-acquire; budget minutes beyond the bare watt-hour math.
- Battery Ah vs. hours goal: Low-watt loads extend minutes quickly with modest Ah; aging 12 V gel packs still derate sharply in heat.
Example: Standard dish + router
0.1 kW measured on a 1 kVA UPS with 12 V / 9 Ah internal batteries often screens near 45–60 minutes before efficiency and safety derates—use a plug meter on your actual kit.
Setup variants
Pick the row closest to your install, then open the prefilled runtime calculator.
| Variant | Notes | Calculator |
|---|---|---|
| Starlink Mini ~25–45 W |
Lowest steady draw; ideal for portable or RV-style installs on a compact UPS. | Open calculator |
| Standard dish + router (Gen 2/3) ~75–110 W |
Typical fixed install; router on the included AC supply. | Open calculator |
| Standard + PoE switch (8-port) ~120–180 W |
Adds PoE for cameras or access points on the same protected branch. | Open calculator |
Next steps — tools
- UPS Runtime Calculator — minutes at your kW, V, and Ah.
- UPS Load Calculator — roll up devices before runtime.
- UPS Battery Calculator — Ah for a target minute goal.
- UPS Capacity Calculator — required kVA with PF and margin.
- How long will UPS last? — guided entry across the UPS tool chain.
Assumptions and disclaimer
Figures on this page are planning estimates using typical efficiency (~0.8) and safety factor (~0.7). Battery age, temperature, discharge rate, and UPS topology change real minutes. Confirm procurement with manufacturer runtime charts and your licensed engineer where required.
Frequently asked questions
How long should a UPS run Starlink?
Enough for the router and dish to stay up through brief outages—often 30–90+ minutes on small UPS packs at typical Starlink watts. Measure your kit, pick a variant above, then run the runtime calculator.
Is Starlink Mini different for UPS sizing?
Yes—Mini often draws under 45 W steady, so the same battery pack lasts longer than with a Standard dish + router. Use the Mini row in the variant table.
Should I put a PoE switch on the same UPS as Starlink?
Common for small remote sites. Add switch and powered device watts to load; avoid mixing high-inrush gear on the same branch.
Does Starlink need an online UPS?
Many installs use line-interactive or standby units for bridge time. Sensitive sites or long outages may favor online topology—still size on measured kW and Ah.
Often planned together
- NAS — Local storage that also needs uptime
- Home office — Remote-work desktop on the same branch
- CCTV — PoE cameras fed from the same switch
Related UPS scenarios
All scenario guides · How long will UPS last? · UPS Runtime Calculator · Runtime calculation guide