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PowerSite Cube
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WEESSMobile battery storage

WEESSPowerSite Cube

176.64 kWh / 353.28 kWhCapacity
250 kW / 500 kWRated power (grid-connected)
up to 80%Fuel cost reduction

Cut Diesel, not Power: The WEESS PowerSite Cube is a mobile battery storage system for temporary, flexible and off-grid energy supply. The system reduces diesel consumption by up to 80 per cent, cuts running costs and makes mobile energy more economical, quieter and easier to plan.

WEESS PowerSite
The mobile storage module for temporary and flexible energy supply

Within the WEESS portfolio, the PowerSite Cube serves as a mobile storage solution for construction sites, events, off-grid locations and temporary backup scenarios. The system is not designed for stationary building applications or large-scale grid infrastructure, but rather for situations where electricity needs to be rapidly supplied on-site, used intelligently and operated cost-effectively.

WEESSProduct benefits

Today, mobile energy must do more than just be available.

It is not just a question of having electricity. What matters is how efficiently, quietly, economically and flexibly it can be supplied locally.

lower diesel consumption

The PowerSite Cube significantly reduces diesel consumption because energy is stored temporarily and released as needed, rather than running generators continuously.

PowerSite Cube Features
Mobile
Flexible energy for every location

The PowerSite Cube delivers energy exactly where it is needed, whether temporarily or flexibly.

Cost-effective
Cut diesel, not power

Thanks to intelligent storage support, diesel consumption can be reduced by up to 80%.

Efficient
Intelligent load management

Loads are specifically absorbed, energy is used according to demand and generator running times are optimised.

Economic
Payback period < 12 months

Lower operating costs and a quick payback period also make its use economically attractive.

Variants

Powersite AI blue lines

PowerSite Cube M

176.64 kWh

Powersite AI blue lines

PowerSite Cube L

353.28 kWh

WEESSAreas of application

Where the PowerSite Cube is particularly well suited

The PowerSite Cube is designed for projects where mobile energy needs to be supplied quietly, cleanly, flexibly and cost-effectively.

1

Construction sites

For inner-city projects, night-time operations and construction sites where diesel generators are to be replaced or significantly relieved.

2

Events & Festivals

For open-air events, trade fairs and temporary event spaces where generator noise and exhaust fumes need to be avoided.

3

Off-grid & remote

For locations without a grid connection or with unstable infrastructure, where energy must be available reliably and flexibly.

4

Temporary power supply & emergency

For temporary power supply during power cuts, renovation work or as a backup for critical infrastructure.

Operation & Monitoring

Real-time data from the site – directly into the WEESScloud.

Example scenario

Inner-city construction site · Day 14

Diesel-free and active
Diesel saved1,840 Lsince the project began
CO₂ avoided4,876 kgvs. diesel generator
Duration336 hours14 days of continuous operation
SOC72%Next charge: night

Energy consumption by source

Battery storage
78%
PV feed-in
15%
Grid (night-time charging)
7%
Diesel
0%

System statusPowerSite Cube active. Battery supply stable. No diesel used since the project began. Next scheduled charge: tonight (off-peak).

How mobile energy is turned into efficient on-site use

1

Delivery

The PowerSite Cube is delivered directly to the site.

2

Integration

The system is connected to existing diesel generators or existing on-site infrastructure.

3

Storage

Energy is stored temporarily and made available as and when required.

4

Supply

Consumers and loads are supplied with energy efficiently.

5

Reduction

Diesel consumption, operating costs and unnecessary generator running times are significantly reduced.

WEESSCase study

Tower Crane (Byrne Rental)

Background

Configuration: 2 x 350 kVA generators
Monthly diesel consumption: 37,440 litres
Total monthly cost: 116,960 AED

Who is the PowerSite Cube the right choice for?

The PowerSite Cube is the right choice when mobile power supply needs to be not only available, but also quiet, emission-free, flexible and cost-effective.

Construction companies & main contractors

  • When a mobile battery storage system is intended to replace or significantly reduce the reliance on diesel generators on construction sites – particularly in inner-city and noise-sensitive projects.

Event and trade fair organiser

  • When energy needs to be supplied cleanly, quietly and quickly at festivals, open-air events and temporary event venues.

Landlords & energy service providers

  • When mobile energy systems need to be rented on a scalable basis, monitored remotely and deployed flexibly across different locations.
Powersite AI blue lines

Cut Diesel, Not Power

The WEESS PowerSite Cube replaces the diesel generator with a mobile storage solution that operates quietly, emission-free and cost-effectively.

Frequently asked questions about our WEESS PowerSite Cube

The PowerSite Cube is ideal for construction sites, events, infrastructure projects, off-grid locations and all temporary applications where energy needs to be supplied flexibly and cost-effectively.

The storage system handles peak loads, buffers energy and thereby reduces the load on existing diesel generators during operation. This significantly reduces running times, consumption and operating costs.

Depending on the application profile, diesel consumption can be reduced by up to 80%. In many applications, this also means that the investment can be recouped in under 12 months.

No, the PowerSite Cube is designed for hybrid operation and effectively complements existing generator structures rather than replacing them entirely in every case.

Because it makes mobile power supply more economical, quieter and more efficient — particularly where high loads, long operating times and rising diesel costs are a major factor.