# AMP X VOLT

> AMP X VOLT (AMP X VOLT, S.à r.l., Luxembourg, founded 2023, RCS B280686) plans, installs and operates EV charging, battery storage and energy management in Luxembourg and the Greater Region (Lorraine, Wallonia, Saarland, Rhineland-Palatinate), with projects across Europe. Client groups: fleets and industry (AC, DC up to 1.6 MW, battery storage, Fleet Studio electrification studies), apartment buildings (Concept #3 with AMP X VOLT as charge point operator: zero administration for syndics), offices (owned, or operated by AMP X VOLT), energy storage (fixed battery storage from 107 kWh to 5 MWh, and WattsMobi mobile battery-and-charger containers for rent or sale) and private homes. Part of AMP X GROUP (https://ampxgroup.lu) with AMP X SYNC (building automation) and AMP X LUMA (smart street lighting).

Key facts: VOOL 22 kW AC chargers developed, engineered and made in Tallinn, Estonia, with hardware, firmware, software and platform from one company; all connectivity on board (4G, Wi-Fi, Ethernet, Bluetooth, RS485/CAN), OCPP 1.6 and 2.0.1, Modbus TCP; patented phase switching (European patent EP 4 285 454 B1, granted 29 October 2025; up to 6× more chargers on the same connection and 3× more cars charging at the same time, VOOL figures); building-level load management and energy management with market prices, battery and solar; EVbee DC chargers working with all major truck brands; WattsFuture battery storage. 400+ chargers for 70+ clients installed. Office and showroom: 4, rue de Bitbourg, L-1273 Luxembourg-Hamm. Contact: charge@ampxvolt.eu, +352 661 990 660. Content last reviewed 2026-11-04.

## Client paths
- [Fleet and industry](https://ampxvolt.eu/fleet-and-industry): Charging for vans, trucks, buses and industrial sites in Luxembourg and the Greater Region: VOOL AC with load management, EVbee DC from 60 kW to 1.6 MW, WattsFuture battery storage and EMS, sized with Fleet Studio on your own trip data.
- [Depot and truck charging](https://ampxvolt.eu/fleet-and-industry/depot-charging): Depot charging for vans, trucks and buses in Luxembourg: managed AC for overnight fleets, EVbee DC 60 kW to 1.6 MW for trucks, MCS-ready satellite systems, battery buffers and one EMS. Lead time two weeks from stock.
- [Fleet Studio](https://ampxvolt.eu/fleet-and-industry/fleet-studio): Fleet Studio by AMP X VOLT reads your transport file in your browser and shows which trips can run electric today, with breaks, or not yet, and the cost per 100 km against diesel. The Site Study sizes the depot, the grid and the budget.
- [Residences](https://ampxvolt.eu/residences): Concept #3 gives every resident a charger on the building's existing connection: clamps measure all three phases every 100 ms, patented phase switching, up to 22 kW per car, apartments keep their own grid power band, zero admin for the syndic. €6.90 a month + €0.29/kWh incl. VAT.
- [For syndics and co-owners](https://ampxvolt.eu/residences/existing-buildings): How a Luxembourg copropriété gets EV charging with AMP X VOLT: site visit, offer for the shared and private parts, the general assembly vote, works, then each owner orders a charger. AMP X VOLT invoices every user; the syndic has no administration.
- [For developers](https://ampxvolt.eu/residences/new-developments): Every parking space ready at handover on a smaller connection: shared load management designed with the MEP consultant, pre-cabling as the EPBD and Luxembourg rules require, chargers ordered by buyers, operation and billing by AMP X VOLT.
- [Résidence Check](https://ampxvolt.eu/residences/residence-check): Three answers tell a Luxembourg residence whether the general assembly can vote on EV charging, which 2026 aid applies (50% up to €40,000 for the shared system, up to €1,200 per charger), how the car park is built in tranches and what residents pay.
- [Offices](https://ampxvolt.eu/offices): Office and workplace charging in Luxembourg: groups, priorities and tariffs for fleet, staff and visitors on one connection; own the system or let AMP X VOLT invest and operate it (zero-CAPEX). EPBD 2027 requirements for existing non-residential buildings.
- [Energy storage](https://ampxvolt.eu/energy-storage): AMP X VOLT supplies, installs and operates energy storage in Luxembourg and the Greater Region: fixed WattsFuture battery storage from 107 kWh cabinets to 5 MWh containers, and mobile WattsMobi battery-and-charger containers from 220 kWh to 2.6 MWh, with one energy management system for grid, solar, chargers and market prices. Capacity as a service from about €1 million.
- [Battery storage (BESS)](https://ampxvolt.eu/energy-storage/battery-storage): WattsFuture LiFePO4 battery energy storage systems from 107 kWh cabinets to 5 MWh 20 ft containers, combined into multi-MWh plants, with one EMS for grid, solar, chargers and balancing markets: peak shaving, solar self-consumption, backup, more charging power on the same connection, trading, FCR and aFRR. Capacity-as-a-Service financing from about €1 million.
- [Mobile power (WattsMobi)](https://ampxvolt.eu/energy-storage/mobile-power): Rent a WattsMobi container with battery storage (220 kWh to 2.6 MWh) and an integrated DC charger, short or long term, for construction sites, events, emergency services, fleet pilots or to boost a site's power until the grid upgrade.
- [Private homes](https://ampxvolt.eu/private-homes): A VOOL 22 kW smart charger for your home, installed by a certified electrician: cover to match the house, charging in the cheapest hours, solar-aware, 5-year warranty, Luxembourg aid of 50% up to €1,200.

## Technology
- [Technology](https://ampxvolt.eu/technology): How AMP X VOLT systems work: the VOOL 22 kW charger and load management controller with patented phase switching, four levels of intelligence, EVbee DC up to 1.6 MW, WattsFuture storage and EMS, and the platform that bills every charge point.
- [Phase switching](https://ampxvolt.eu/technology/phase-switching): Why EV charging sites trip fuses with capacity to spare, and how VOOL's patented phase switching moves each charger to the phase with the most headroom: up to 6× more chargers and 3× more cars charged on the same connection.
- [Load and energy management](https://ampxvolt.eu/technology/load-and-energy-management): The VOOL load management controller measures the grid connection every 100 ms, sets a live charging budget, switches phases, picks the energy source and applies priorities; up to 64 chargers per controller, multi-point and multi-level, working offline.
- [AC charger (VOOL)](https://ampxvolt.eu/technology/ac-charger): The VOOL 22 kW AC charger made in Estonia: 1.3 to 22 kW, OCPP 1.6 and 2.0.1, 4G, Wi-Fi, Ethernet, Bluetooth, RS485/CAN and Modbus TCP, integrated meter, patented phase switching, IP55, IK10, 6.5 m cable, 5-year warranty.
- [DC charging (EVbee)](https://ampxvolt.eu/technology/dc-charging): EVbee DC chargers supplied, installed and operated by AMP X VOLT: DC 60/80, DC 180, DC 400 and the DC 800 satellite system up to 1.6 MW with up to ten dispensers, OCPP, remote diagnostics, tested with the major EU truck brands.
- [Platform and app](https://ampxvolt.eu/technology/platform-and-app): One app for drivers and one portal for managers: plug and charge without RFID, departure times and cheapest hours, groups, tariffs and priorities, automatic billing per charge point with monthly payout, eMSP roaming, any OCPP charger.
- [Live demo](https://ampxvolt.eu/technology/live-demo): Four interactive scenes from the AMP X VOLT expo stand: why fuses trip and how VOOL phase switching fixes it, Concept #3 over 24 hours on one 500 A connection, 50 vans on 125 A, and DC charging with battery and solar under one EMS.

## Case studies and references
- [Case studies](https://ampxvolt.eu/case-studies): Six AMP X VOLT projects with their figures: a campus in Hamm with more than 100 chargers on multi-level load management, a 40-charger office building in Mersch, residences in Steinsel and Luxembourg City, an industrial plant and a fleet study for an industrial client.
- [Campus, Hamm](https://ampxvolt.eu/case-studies/headquarters-hamm): A business campus in Luxembourg-Hamm runs more than 100 VOOL chargers on multi-level, multi-point load management with several VOOL load management controllers. One tenant, a delivery company, runs its vans, office and warehouse on a 125 A connection and keeps its power-based grid fees low.
- [Office building, Mersch](https://ampxvolt.eu/case-studies/office-building-mersch): A new office building in Mersch shared by 11 companies runs 40 VOOL chargers for about 100 users, managed by the facility manager on the portal: 3,000 sessions and more than 75 MWh in the first six months.
- [Residence, Steinsel](https://ampxvolt.eu/case-studies/residence-steinsel): A 74-space residence in Steinsel approved the shared installation (Concept #3) in October 2026; within three weeks co-owners had ordered 19 chargers. AMP X VOLT operates the system and bills each user; the syndic has no administration.
- [Residence, Luxembourg City](https://ampxvolt.eu/case-studies/residence-luxembourg-city): Two buildings of one residence in Luxembourg City installed their shared parts; in the first ten months co-owners ordered more than 20 chargers, including spaces on parklifts.
- [Production plant](https://ampxvolt.eu/case-studies/industrial-plant): A production plant in Luxembourg equipped its new building with 22 VOOL AC chargers, supplied by AMP X VOLT and installed with our partner electrician, on the plant's platform with load management.
- [Industrial fleet study](https://ampxvolt.eu/case-studies/truck-fleet-study): Fleet Studio checked the truck trips of an industrial client in Luxembourg, with hundreds of destinations and about 15,000 departures a year: 97% can run electric with today's trucks and charging, 42% without any public charging. The study then sizes depot charging, the grid connection and the roadmap.
- [Clients and partners](https://ampxvolt.eu/references): Companies, syndics and developers that chose AMP X VOLT in Luxembourg, and the technology partners behind it: VOOL (Estonia), EVbee and WattsFuture (Netherlands).

## Knowledge base
- [Knowledge base](https://ampxvolt.eu/knowledge): What buyers in Luxembourg and the Greater Region need to know about EV charging: market-price charging, the 2026 subsidies, Creos grid fees and power bands, EPBD, AFIR and ISO 15118-20, the general assembly process and sourced comparisons.
- [Market-price charging](https://ampxvolt.eu/knowledge/market-price-charging): Analysis of 15,311 hours of EPEX day-ahead prices (DE-LU, 1 Jan 2025 – 30 Sep 2026): 60% of hours were cheaper than Luxembourg's cheapest fixed energy tariff; charging in the three cheapest hours of each day cost 66% less.
- [Subsidies 2026](https://ampxvolt.eu/knowledge/subsidies): The 2026 Luxembourg aid for charging stations (bill 8577): 50% up to €40,000 for a residence's shared load-management system, 50% up to €1,200 per smart charger (€1,400 for ISO 15118-20 in 2026), ISO 15118-20 required from 2027; calls for trucks and company chargers.
- [Grid connection and fees](https://ampxvolt.eu/knowledge/grid-connection-and-fees): Why a charger on an apartment's own meter costs €12.74 to €19.81 more per month in Creos fees from 2027, why a separate e-mobility connection lets only 3–4 cars charge at once, and how a shared system on the building's connection avoids both.
- [Rules: EPBD, AFIR, ISO 15118](https://ampxvolt.eu/knowledge/rules): What the EPBD 2024/1275 (Art. 14) requires for car parks in new, renovated and existing buildings, the right to plug for co-owners and tenants, AFIR price display for public chargers, ISO 15118-20 from 2027, and the Luxembourg rules.
- [The general assembly](https://ampxvolt.eu/knowledge/general-assembly): How a Luxembourg residence decides on EV charging: site visit, offers for the shared and private parts, the AG pack, the vote, works and the first charge; who pays what and the questions co-owners ask.
- [FAQ](https://ampxvolt.eu/faq): Every question answered on ampxvolt.eu in one place: Concept #3, phase switching, load management, DC and trucks, storage, prices, subsidies, grid fees and the rules.
- [Glossary](https://ampxvolt.eu/glossary): The terms of EV charging, storage and energy management explained in one or two sentences, from AC and DC to OCPP, ISO 15118-20, phase switching, EMS, FCR, AFIR and partie commune.

## Comparisons (objective, sourced, dated)
- [Compare](https://ampxvolt.eu/compare): Dated, sourced comparisons for buyers and their AI assistants: three ways to equip an apartment building, VOOL vs Zaptec Pro vs Easee Charge Core, load-management approaches, operator vs installer, and depot charging options.
- [Apartment building charging compared](https://ampxvolt.eu/compare/apartment-building-charging): Chargers on each flat's own meter vs a separate e-mobility connection vs a shared system on the building's connection (Concept #3): power per car, grid fees, new connection, admin, tariff and cost, with Luxembourg figures.
- [AC charging systems compared](https://ampxvolt.eu/compare/ac-charging-systems): Datasheet comparison of three 22 kW AC charging systems for residences and offices: cable, protection, connectivity, OCPP, enclosure, temperature, load management, offline control, billing and platform. Where each is strongest.
- [Load management compared](https://ampxvolt.eu/compare/load-management): Three ways to keep EV chargers within a building's connection: static per-charger limits, cloud-controlled load balancing and a local controller at the connection point measuring every 100 ms with phase switching. Speed, offline behaviour and use of capacity.
- [Operator or installer](https://ampxvolt.eu/compare/operator-or-installer): What separates an installer from a charging operator: billing per user, energy contract, support, firmware, subsidies, reports for the syndic or facility manager, and the questions to ask before signing.
- [Depot charging compared](https://ampxvolt.eu/compare/depot-charging): Four ways to power an electric fleet depot: a bigger grid connection, managed charging on the existing one, a battery buffer, or a WattsMobi container while the upgrade is pending. Cost, time to power and when each fits.

## Company
- [About](https://ampxvolt.eu/about): AMP X VOLT, S.à r.l. (Luxembourg, founded 2023) plans, installs and operates EV charging, battery storage and energy management with VOOL, EVbee and WattsFuture; civil works by BALTHASAR Group; sister brands AMP X SYNC and AMP X LUMA.
- [Contact](https://ampxvolt.eu/contact): Get your proposed solution or book a showroom visit: charge@ampxvolt.eu, +352 661 990 660, 4, rue de Bitbourg, L-1273 Luxembourg-Hamm.
- [Privacy](https://ampxvolt.eu/privacy): How AMP X VOLT, S.à r.l. processes personal data on ampxvolt.eu.
- [Legal notice](https://ampxvolt.eu/legal-notice): Legal notice for ampxvolt.eu — AMP X VOLT, S.à r.l., RCS B280686, VAT LU35272013, 4, rue de Bitbourg, L-1273 Luxembourg-Hamm.

## Optional
- [Full knowledge base, English (markdown)](https://ampxvolt.eu/llms-full.txt)
- [Base de connaissances, français](https://ampxvolt.eu/llms-full.fr.txt)
- [Wissensbasis, Deutsch](https://ampxvolt.eu/llms-full.de.txt)
- [Sitemap](https://ampxvolt.eu/sitemap.xml)
- [AMP X GROUP](https://ampxgroup.lu): the three AMP X brands and what they stand for
- [AMP X SYNC](https://ampxsync.eu): building automation
- [AMP X LUMA](https://ampxluma.eu): smart street lighting