Level 2 Ampup

RMS Companies

154 Broad St, Stamford, CT 06902

Max power: Up to 7.2 kW; Level 2
Charging ports: 10; J1772
Price: Price not listed; Per network listing
Hours: 24/7; Open all day

RMS Companies is a Level 2 station run by Ampup at 154 Broad St in Stamford, CT. It has 10 charging ports with J1772 connectors and delivers up to 7.2 kw. Pricing is set by the network app, and the site is open 24 hours a day.

How long will charging take?

Range added per hour

~24mi

10% to 80%, 77 kWh battery

~8.3hours

Estimates for a typical long-range EV. Real times depend on your car's maximum charging rate, battery temperature, state of charge and whether power is shared between neighbouring stalls. How charging speed works

Connectors and compatibility

J1772

10 ports · 7 kW

The universal Level 2 AC plug in North America.

Works with: Every non-Tesla EV and plug-in hybrid. Teslas charge with the J1772 adapter that ships with the car.

Pricing

Price not listed

Prices can vary by time of day and membership. The Ampup app shows the live rate before you start.

Location and access

Address: 154 Broad St
Stamford, CT 06902
Coordinates: 41.05553, -73.53686
Hours: 24/7
Phone: 203-968-2313
Network: Ampup
On site: 24/7 Access

Questions drivers ask

How fast is RMS Companies?

It is a Level 2 station delivering up to 7 kW, which adds roughly 24 miles of range per hour. It suits charging while you shop, work or stay overnight rather than a quick road-trip stop.

How much does it cost to charge at RMS Companies?

Ampup has not published a fixed price for this site. Rates are shown in the Ampup app or on the charger screen before you start a session.

What plugs does RMS Companies have?

10 × J1772 (Type 1) up to 7 kW.

Is RMS Companies open 24/7?

Yes, the network lists it as open 24 hours a day.

Source: U.S. Department of Energy Alternative Fuels Data Center (AFDC), station ID 415950. Last confirmed by the network on Aug 12, 2025; opened Mar 29, 2024.