# Installation Guide
## Option 1: Venus OS Large (Recommended)
The easiest way to use Victron Energy nodes is through Venus OS Large, where both Node-RED and these nodes come pre-installed.
1. Install Venus OS Large on your GX device
- Download from [Victron Professional](https://professional.victronenergy.com/)
- Follow the [installation instructions](https://www.victronenergy.com/live/venus-os:large)
2. Access Node-RED
- Open your web browser
- Navigate to `https://<venus-ip>:1881/` (using a self-signed certificate))
- The Victron nodes will be available in the palette
## Option 2: Manual Installation
### Prerequisites
- Node-RED installed
- A Victron system with a GX device
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