Unpriced: Three Due Diligence Gaps in CPO Acquisitions with Chinese EVSE Hardware Exposure

Chinese-manufactured EVSE hardware has achieved material penetration across European CPO charging estates, yet standard CPO acquisition due diligence frameworks do not capture three specific risk layers that this hardware exposure introduces. This practitioner working note identifies and quantifies each layer for PE and infrastructure fund analysts evaluating EU EV charging infrastructure assets.The three gaps examined are: the 49kW regulatory arbitrage retrofit liability - a documented compliance workaround with a defined January 2027 enforcement trigger and a quantifiable per-unit cost currently absent from acquisition models; the OCPP 2.0.1 API openness and vendor lock-in risk - a hardware constraint that forecloses post-acquisition CPO network optimisation and carries a replacement exposure of €600,000–€1.6M on a 200-charger DC estate; and the Battery Regulation supplier qualification cliff - a February 2027 compliance deadline under EU Battery Regulation 2023/1542 that creates material risk for any CPO operating BESS-integrated or V2G energy services with Chinese cell supplier exposure.The note situates these three gaps within the broader EU regulatory architecture - including AFIR (EU 2023/1804), the October 2024 anti-subsidy countervailing duty structure (EU Implementing Regulation 2024/2754), and the Battery Regulation passport compliance timeline - and provides a named player positioning matrix covering BYD, CATL, Geely, NIO, and SAIC. A three-path tariff scenario analysis is included covering the base case tariff regime, the price undertaking upside scenario, and the WTO escalation downside.This brief is intentionally scoped as a decision-orientation tool. Asset-specific quantification requires direct engagement with transaction-specific data.