
82%
Odds it works through 2029Last checked: October 14, 2026.
SPAN makes smart electrical panels that show and control power use for each circuit, often installed with solar and batteries. Eaton invested $75 million in SPAN in early 2026.
CompanySPAN, a venture-backed company
Works withTesla Powerwall, Enphase and other batteries, plus a local API
Needs the cloud?No for power. The panel works as a normal breaker panel, and a local API is in beta
Subscription for basics?No
Past changesSPAN launched a public beta of its local API in February 2026
How long devices get supportSPAN does not publish how long its panels get software updates.
Why 82%
- Starting point80%A smaller, loss-making company.
- Track record0No shutdowns so far.
- Works without the cloud+2Breakers work normally and a local API is in beta.
- Our estimate82%
The good news: Your power stays on without SPAN’s cloud, and new money from Eaton gives it more room.
The bad news: SPAN is still a startup, and its smart features depend on its app.
If you own a SPAN panel
- Know which breakers control which rooms.
- Keep your installer’s details for repairs.