Modular.
Mobile.
Ready.
Modular.
Mobile.
Ready.
Modular.
Mobile.
Ready.

eRail Modular Group Charging Solution

eRail combines slow overnight 11 kW / 22 kW AC charging with higher-power 40 kW DC charging in a single, integrated unit. 4 DC pistols with ePump eRail contains 8 pieces of basic 11 kW / 22 kW AC charging. The robust industrial chassis is made of aluminium. 8 AC pistols • Basic 8 pistol model: Width 12.7 m • Dynamic load balancing • Energy consumption monitoring Basic Specification

EV Charging and Energy Management Solutions | We make acquiring EV charging infrastructure easy. Our portable solutions come with flexible financing – ready for deployment anywhere, regardless of grid capacity.

Modular means Flexible.

Each e-RAIL unit offers 8 charging points. Use it standalone or link multiple units into a seamless system.
Start small. Scale fast. Move freely.

Mobile means Freedom.

No groundwork, no delays — and no large upfront investment.
Perfect for temporary sites and rental properties — just move it when you move.

We are ready when you are.

Built on fresh innovation — tested by an experienced team.
Fully assembled, preconfigured, and ready to charge in hours.

Don’t miss a charge.

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Backend-agnostic
by design

Connect it to any OCPP system

By eliminating the need for a built-in backend, deployment becomes faster, integration smoother, and long-term costs lower. You stay in control of your data, tools, and future development, without being locked into a single vendor.

Hospitality &
Tourism

Flexible rental and scalable capacity ensure you can serve your guests efficiently — during both low season and peak demand.
Improve the customer experience and add value to your services,

Commercial Properties,
Retail & Fuel Stations

Try offering EV charging as a service or boost your capacity during peak hours. With Stone solutions, you can enhance your offering without major upfront investment or permanent changes.

Rental Properties
(Landlords & Tenants)

Perfect for rental sites — as a landlord, you add value with no risk. As a tenant, the Stone system moves with you when needed.

Logistics &
Delivery Fleets

Take control of your growing EV charging needs. Ston-e delivers portable and scalable charging points for depots and distribution hubs.

Key Features

• Rental leasing – fast deployment without large upfront investment. Also ideal for temporary needs
• Connect to a 3-phase socket and start charging – no complex installation work required
• Efficient group charging, AC / DC – charge up to 12 vehicles simultaneously with one unit
• Smart control – compatible with various backend systems

AC and DC models

eRail combines slow overnight AC charging with higher-power DC charging in a single, integrated unit.

eRail 8AC

  • Portable all-in-one charging system
  • 8 overnight AC charging points (Type 2 standard)
  • 11kW (min 63A / 44kW input) or 22kW (min 2x63A / 88kW input) per charging point
  • Plug & play (2x 63A), supports 50–100 meter extension cables; fixed connection also possible
  • 5-meter coiled charging cables
  • User interface options: RFID & Remote usage
  • LED indicators for charging status
  • Dynamic load balancing
  • Energy consumption monitoring
  • Integrates with smart energy management systems
  • Open Charge Point Protocol (⁠OCPP 1.6J ) compliant

eRail 8AC4DC

  • Portable all-in-one charging system
  • 8 overnight AC charging points + 4 DC charging points (Type 2 + CCS2 standards)
  • AC 11kW or 22kW and DC 40kW
  • Fixed power connection
  • Charging cables:
    – AC: 5 m coiled cable
    – DC: 5 m straight cable
  • User-friendly cable management (DC)
  • User interface options: RFID & Remote usage
  • LED indicators for charging status
  • Dynamic load balancing
  • Energy consumption monitoring
  • Integrates with smart energy management systems
  • Open Charge Point Protocol (⁠OCPP 1.6J ) compliant

Sales and Leasing

Mr. Sauli Suomi
+358 400 781375
sauli.suomi@ston-e.fi