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Allye Energy and Collins Earthworks announce first deployment of MegaMAX BESS featuring integrated DC fast charging for construction electrification


Published in: Solar, Press Releases


Allye Energy and Collins Earthworks announce first deployment of MegaMAX BESS featuring integrated DC fast charging for construction electrification image
  • Collins Earthworks becomes first customer of Allye Energy’s recently announced MegaMAX BESS range (1MWh and 1.5MWh capacities), co-creating the mobile solution for construction industry applications
  • First deployment features 240kW integrated DC fast charging, with the MegaMAX range delivering DC fast charging capabilities from 240kW to 640kW
  • “Drop and go” design enables ultra-fast deployment in under two minutes via standard hook loader trucks without requiring specialised lifting equipment
  • 20% lighter per kWh than comparable solutions, making it the most mobile high-power EV charging solution for grid-constrained or off-grid construction sites
  • Incorporates advanced AI forecasting and load management technology that optimises energy use, predicts charging demands, and enables participation in demand response programs

London 03/06/2025: Clean-tech innovator Allye Energy has announced Collins Earthworks as the first customer for its recently launched MegaMAX battery energy storage systems. The partnership will see the deployment of a MAX1000 unit with 240kW integrated DC fast charging capabilities, specifically configured for the demanding requirements of construction sites.

This announcement follows Allye Energy’s recent launch of its MegaMAX range, which includes both the MAX1000 (1MWh) and MAX1500 (1.5MWh) battery energy storage systems. Collins Earthworks has worked closely with Allye Energy to co-create a solution tailored to the unique challenges of construction electrification, providing valuable industry insights that shaped the mobile capabilities of the MegaMAX range.

Collins Earthworks is a pioneering company in sustainable construction practices, and are taking steps to move their fleet of trucks and earthmoving equipment to electric power. The partnership with Allye Energy addresses the critical challenge of providing high-power charging at depots, quarries, and remote locations where construction vehicles need to top up throughout the working day.

The economic benefit to Collins is substantial. Allye Energy estimates that the MegaMAX range will save operators like Collins up to £2,500 per week in diesel costs alone, with additional savings from reduced maintenance requirements and the elimination of costly grid connection upgrades for EV charging infrastructure.

David Collins, Managing Director at Collins Earthworks:

“The transition to electric construction equipment presents unique challenges in our industry, but it’s a necessary step forward that we’re committed to taking. The MAX1000 delivers exactly what we need – reliable, high-power charging capability that can be deployed at our various work sites without extensive infrastructure upgrades. It’s a practical solution that keeps our electric equipment running efficiently while helping us meet our sustainability targets. This technology allows us to maintain productivity and operational effectiveness while significantly reducing our environmental impact.”

“Drop and go” solution for Ultra-Fast Deployment

A key feature of the MegaMAX range is its custom Roll-on/Roll-off (RoRo) structure, allowing systems to be transported and deployed via standard hook loader trucks without requiring specialised lifting equipment. This engineering breakthrough enables a complete high-power, off-grid EV charging solution to be operational in under two minutes – a capability that delivers on the needs of the most demanding fleet operators.

This “drop and go” approach ensures that businesses can rapidly implement the MAX as a mobile power source, be it temporary or permanent, while delivering EV charging infrastructure at temporary sites, remote locations, or grid-constrained facilities without the lengthy planning and construction processes typically associated with such installations.

Lightning-Fast EV Charging for Industrial applications

The MegaMAX range’s standout feature is its integrated CCS DC fast charging capability, which can be specified from 240kW up to 640kW, with higher power under development. This exceptional charging power is specifically engineered to meet the demanding requirements of construction equipment, heavy-duty trucks, and industrial vehicles that require rapid charging to maintain operational efficiency.

The first system for Collins Earthworks is a MAX1000 with 240kW DC fast charging for their initial deployment, while the MegaMAX range offers flexible charging options to meet various operational needs. The system delivers unprecedented capabilities for construction electrification, with the MAX1000 providing 1MWh and MAX1500 offering 1.5MWh of energy capacity. The charging system includes extra-long cables designed specifically for these larger industrial vehicles, enabling practical use in challenging construction environments.

Collins Earthworks operates a fleet of four Volvo FMX electric trucks, and the MAX1000 system will recharge these vehicles from 20-80% in just over an hour. With higher capacity charging configurations available in the MegaMAX range, this charge time could be reduced to as little as 25 minutes, adding over 200 km of operational range. For construction equipment, the system’s capabilities are equally impressive. The MegaMAX range can fully recharge a typical electric crawler excavator with a 260kWh battery in under 25 minutes. The larger MAX1500 variant could support complete 0-100% recharging of five large electric crawler excavators in a single day, entirely off-grid.

Alistair McNeil, COO at Allye Energy

“Our partnership with Collins Earthworks exemplifies how innovation happens when forward-thinking companies collaborate effectively. Their industry expertise has been invaluable in refining the MegaMAX range to meet real-world construction needs. By integrating our proprietary AI forecasting technology into these systems, we’ve created not just a power solution but an intelligent energy management system that anticipates usage patterns, optimises charging schedules, and adapts to the dynamic needs of any site. This predictive capability ensures maximum efficiency while minimising operational costs – functioning essentially as an ‘energy bank’ that draws power strategically during off-peak hours.”

The MegaMAX’s sophisticated engineering includes a unique control system that integrates three Allye MAX structures into a single cohesive unit, enhancing performance while providing inherent redundancy. Its fully liquid-cooled system is shared between inverters and battery packs, with innovative control systems that pre-charge battery packs and utilise latent heat from inverters to improve round-trip efficiency, lifetime, and performance in cold weather.

The MegaMAX range features Allye’s advanced AI forecasting platform from the MAX300, which continuously analyses usage patterns, weather conditions, and operational schedules to predict energy demands. This intelligent system optimises charging cycles, balances loads, and enables participation in flexibility services so additional revenue streams can be generated while ensuring power is always available when needed. Real-time integration with energy market data allows the system to charge during lower-cost periods, further reducing operational expenses.

The MegaMAX range, including the MAX1000 and MAX1500, is available to order. For more information, visit allye.com

Media contact

Jonathan Carrier

jonathan@allye.com

+44 [0]7881 615218

Media room: https://bit.ly/3q6Q9yH

About Allye Energy

An intelligent energy management platform that transforms how businesses and communities store, share, and optimise electricity. We’re creating “energy banking” that combines battery storage with AI-powered software to make clean energy more accessible, affordable, and flexible. By installing batteries at businesses and alongside legacy grid infrastructure, Allye Energy is building a network of distributed energy storage assets that solve local grid constraints, stabilise networks, and reduce energy costs. Our energy banking model makes energy storage 100 times more affordable for all consumers, providing the flexibility to deposit and withdraw electricity from shared batteries across our network. This revolutionary approach empowers local communities, creates a smarter grid, and accelerates the transition to renewable energy.

Learn more about Allye: allye.com

About Collins Earthworks

Collins Earthworks has been managing major earthmoving and civil projects across Great Britain for over 20 years. Founded by David Collins in 2000, the company is now part of a group generating in excess of £180m per annum. As a Midlands-based contractor committed to sustainability, Collins Earthworks operates one of the UK’s most progressive fleets, featuring hybrid and fully electric machines including the UK’s first Volvo EC750E and EC950E excavators and L25 Electric wheeled loader. The company also uses Hydrotreated Vegetable Oil (HVO) fuel across its fleet, reducing net CO2 emissions by up to 90 percent, and operates a dedicated recycling facility at Kirkby-in-Ashfield that processes construction waste into certified aggregates. Collins Earthworks provides bespoke solutions from consultation through to completion, with sustainable investments forming a cornerstone of the company’s future strategy.

Learn more about Collins Earthworks: collinsearthworks.co.uk