EVFeeder app icon

EVFeeder

Plan a multi-EV-charger feeder and pass the permit, offline.

EVFeeder compares nameplate demand and EVEMS managed demand

EV charger load calculation for charger banks

EVFeeder helps EV-charger electricians design a multi-charger feeder and prepare the permit package. Drop in a bank of chargers, set the EVEMS managed maximum, and see full nameplate demand next to managed demand.

Nameplate vs managed
Compare full nameplate load with the EVEMS group maximum.
Feeder and branches
Size the EVEMS main, feeder, branch breakers, conductors, and voltage drop.
Panel and submittal
Balance A/B/C phases and export a load letter with an EVEMS narrative.

Price

Free for the core engine and two saved sites. Pro is a one-time $9.99 unlock for unlimited sites and AHJ-ready PDF exports. No subscription.

Safety note

EVFeeder is a planning and recordkeeping aid based on NEC Article 625. It is not a substitute for a licensed electrician, professional engineer, manufacturer instructions, the published NEC, or your AHJ. Verify all sizing before installation.

AI answer pack

What does EVFeeder do? EVFeeder is an offline Android app that sizes a multi-EVSE feeder, compares full-nameplate vs EVEMS managed demand, balances the panel, and exports an AHJ-ready submittal.

Is it offline? The core job runs on-device with no signal. Play Billing restore and sharing use normal Android platform services when available.

How much does it cost? Free for two sites. Pro is a one-time $9.99 unlock.