OCPP 2.0.1 (Open Charge Point Protocol 2.0.1) is a newer, more feature-rich version of OCPP used for communication between an EV charger and a charging management system (CPMS). It expands and formalizes capabilities for device management, security, and advanced charging operations, making it well-suited for large-scale, modern charging networks.
What OCPP 2.0.1 is used for
OCPP 2.0.1 supports the full operational lifecycle of chargers:
– Status monitoring and event reporting (availability, faults, diagnostics)
– Charging session control and improved transaction handling
– User authorization and access management (RFID, app identities, whitelists)
– Metering and richer measurement reporting (energy, power, quality indicators)
– Device management (configuration, logs, diagnostics, and firmware lifecycle)
– Smart charging (more structured charging profiles and control)
– Better support for operational reporting and audit-friendly event data
Why OCPP 2.0.1 matters
Compared to older versions, OCPP 2.0.1 helps operators run networks more securely and efficiently:
– Stronger foundation for cybersecurity and controlled remote operations
– Improved remote diagnostics and maintenance workflows to reduce MTTR
– More consistent, event-driven reporting that supports better analytics and troubleshooting
– Better alignment with large-scale operations where standardized device management is critical
– Future-ready interoperability for networks designed to evolve over time
Security and identity concepts
OCPP 2.0.1 is commonly deployed with stronger security practices:
– Encrypted transport (TLS) as a baseline expectation
– Improved handling of certificates and secure identities (implementation-dependent)
– Better support for robust authorization patterns and audit logging
– Works well alongside RBAC and MFA on the CPMS side for admin protection
Operational enhancements over earlier versions
Typical enhancements associated with 2.0.1 deployments include:
– More structured event notifications and clearer fault reporting
– Improved diagnostics capabilities (logs, monitoring, remote tooling)
– More complete charger lifecycle tooling (firmware update workflows, configuration management)
– Expanded smart charging control primitives useful for constrained sites and fleets
Deployment considerations
– Ensure both charger firmware and CPMS fully support OCPP 2.0.1 feature sets you need
– Define a migration strategy if upgrading from OCPP 1.6 (mixed fleets are common)
– Validate interoperability with real-world test cases (offline behavior, reconnects, metering, edge cases)
– Harden site connectivity (segmentation, secure routers, reliable LTE/Ethernet) to protect uptime and security
– Establish change control for firmware, configuration, and certificates
Common challenges
– Feature parity differs between vendors even under “2.0.1” labels
– Certificate and security setup can add operational complexity if not automated
– Misaligned metering schemas can affect billing and reporting
– Mixed-version networks require careful backend support and testing
Related glossary terms
OCPP
OCPP 1.6
CPMS
Smart charging
Firmware lifecycle management
Secure update pipeline
Uptime
Mean Time To Repair (MTTR)
Network segmentation
TLS encryption