Connect to everything
Plugchoice integrates with backoffice platforms, smart meters, energy management systems, and smart home solutions. The choice is yours.
Works with every OCPP charger. Plugchoice speaks OCPP 1.6j natively. That means it works with any compliant charger on the market, not just Volt Time hardware. Connect your existing fleet, mix brands, or start fresh.
Integration Directory
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OCPP Proxy
Connect to any OCPP backend
Our OCPP Proxy lets you route charger communications through your own backend. Full control. Zero vendor lock-in. Your WebSocket, your rules.
Plugchoice
OCPP Proxy
Plugchoice
Always connected
Monta
Switch anytime
Plug & Play
Point your charger to our proxy URL and start receiving messages
Secure Tunnel
TLS-encrypted WebSocket connection, certificate validation
Real-time
Sub-50ms latency, automatic reconnection, message buffering
Interactive Playground
Build your own with the REST API
Full programmatic access to chargers, sessions, and settings. OAuth 2.0 or Personal Access Tokens. Try it live below.
/api/v3/chargersRetrieve a list of all chargers in your account
Click "Try it" to send a request
Got questions?
Everything about integrations, answered.
Which billing platforms do you support?
All OCPP platforms
We support every billing platform that uses OCPP. This includes Chargepoint, Hubject, Virta, and dozens of other providers across Europe.
Plugchoice Proxy
Our Proxy feature connects your charger to multiple platforms simultaneously. Switch providers anytime without reconfiguring hardware.
Can I integrate with my smart home?
Yes, via REST API
Plugchoice offers a comprehensive REST API for home automation. Connect to Home Assistant, OpenHAB, or build custom integrations.
Full documentation
Our API documentation covers all endpoints for session management, power control, and smart charging settings.
Do you work with energy management systems?
Yes, via multiple protocols
Connect to EMS platforms like Eniris using MODBUS, REST API, or other industry-standard protocols. Perfect for optimizing with home batteries.
Solar integration
Our chargers work with any solar inverter brand. We measure your main fuse to balance grid load, not the inverter directly.
Solar balancing details
What is OCPP?
Open Charge Point Protocol
OCPP is an industry-standard protocol for communication between EV chargers and management systems. It ensures interoperability between different vendors.
Open Charge AllianceNo vendor lock-in
OCPP means you can switch billing providers, use different management platforms, and connect to third-party services without hardware changes.
Is there an API for developers?
Full REST API
Access all Plugchoice features programmatically. Start/stop sessions, read power data, configure settings, manage users, everything via API.
Try it live
Our interactive API playground above lets you test endpoints directly. See real responses and understand the data structure.
Do third-party chargers work too?
Yes, any OCPP charger
Connect chargers from any manufacturer that supports OCPP. Manage them alongside Volt Time chargers in the same dashboard.
Basic features are free
Monitor sessions and control any OCPP charger at no cost. Some advanced features like Power Sharing are exclusive to Volt Time hardware.
Web portal features
Missing an integration?
We're constantly expanding our integration ecosystem. Let us know what you need and we'll work on it.