Project · Ponderosa, Sunnyvale
Ponderosa EV charger
A 2019 EV and a 125A panel with every space used. Instead of a service upgrade we installed a load-management module on the dryer circuit and a hard-wired 48A Wall Connector on the garage wall nearest the charge port. Permit over the counter, inspection the following week.
Charger48A hard-wired
Panel125A, unchanged
On site4 hours
Start to charging9 days
What was included
- Load check and load-management module (shares the dryer circuit)
- 60A breaker, 6 AWG copper, surface conduit
- Wall Connector mounted at charge-port height
- Commissioned on the owner’s app before leaving
- Over-the-counter permit and city final
- PG&E EV rate form filled in with the owner
“Two other companies quoted a panel upgrade. Volta found a way to skip it.”
§ 02
See how the work progresses.
Eight stages from a similar job, start to finish. Concept imagery.
01 · Empty wall
02 · Marked out
03 · Conduit route
04 · Box set
05 · Breaker landed
06 · Charger mounted
07 · Commissioned
08 · Finished
§ 03
How it ran.
- Day 0
Site walk
Panel full. Measured the dryer circuit and confirmed load management would fit.
- Day 2
Permit
Issued over the counter.
- Day 4
Install
Module in, conduit run, charger mounted and commissioned by noon.
- Day 9
Inspection
City final passed. Charging at 11 kW that night.
Planning an EV charger job?
Read the service page or book a walk. Every scope is written the same day.
§ 04
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