CES–Caterpillar Stage V generators: deployment insights for UK site engineers
Reviewed by Joe Ashwell

First reported on The Construction Index
30 Second Briefing
US-based CES Power has signed a four-year agreement with Caterpillar to supply Stage V-compliant generators for the UK and Ireland, focused on the 20–300 kVA rental segment. The deal, Caterpillar’s first of its kind in these markets, will “significantly expand” CES’s temporary power fleet for critical applications where emissions-regulated, mobile generation is required. Backed by investor Allied Industrial Partners, CES is using the agreement to accelerate its European expansion and strengthen availability of low-emission standby and construction-site power.
Technical Brief
- Cat-branded units are intended for critical loads where grid resilience or continuity of construction operations is essential.
- Stage V compliance reduces NOx and particulate emissions, easing permitting on urban and environmentally constrained infrastructure sites.
- For geotechnical and civils contractors, higher availability of low-emission rental sets should de-risk programme delays from power outages.
Our Take
Caterpillar’s role in this CES Power deal adds to a run of recent equipment wins in our database, including large mining truck orders for Glencore and Antamina, signalling that the OEM is locking in both heavy mining and smaller power-generation revenue streams across very different duty cycles.
Stage V generator deployment in the UK and Ireland over the next four years positions CES Power to meet tightening European emissions expectations, whereas much of Caterpillar’s recent mining fleet activity in Peru and South America has focused on productivity and digital support rather than exhaust after-treatment upgrades.
Within our 922 Infrastructure stories, Caterpillar increasingly appears in both product-led and contract award items, suggesting that agreements like this 20–300 kVA rental fleet build-out are becoming a standard route for the OEM to secure recurring utilisation of its power equipment in mature markets such as the UK and Ireland.
Prepared by collating external sources, AI-assisted tools, and Geomechanics.io’s proprietary mining database, then reviewed for technical accuracy & edited by our geotechnical team.
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