Smart Meter D0 Intelligent Energy Control with ZEN+ OS
Take full control of your energy flows: The Smart Meter D0 Set (Reader & Bridge), integrated with ZEN+ OS by The HEMS, enables precise real-time energy management. In combination with the SolarFlow 2400 AC and other Smart Devices, you minimize waste through immediate responsiveness and reliable performance, even without an active internet connection.
Specifically designed for household use, the D0 reader guarantees stable signal transmission over long distances, allowing for easy installation in the basement or garage. Thanks to its open ecosystem, it can be seamlessly integrated into platforms like Home Assistant.
Highlights
- Precise Energy Management: Minimizes energy waste through ZEN+ OS integration.
- Dual Power Option: Operates on 2 AA batteries or continuously via USB-C.
- Real-time Data: Ultra-fast refresh rate of 1 second (with Type-C operation).
- Long Range: Stable LoRa connection for basement and garage installations.
- Open Ecosystem: Easy connection to Home Assistant (Plug-and-Play).
- No Recurring Costs: Use without annual fees or hidden subscriptions.
Technical Specifications
| Specification | D0 Reader & Bridge |
|---|---|
| General Information | |
| Product Name | D0 Reader Bridge Set |
| Input Voltage | USB-C: 5V DC / AA Batteries: 3V DC |
| Rated Power | 1W (Max. 3W) |
| Operating Temperature | -20°C to 50°C |
| Reader Dimensions | 37 × 98.47 × 26 mm |
| Bridge Dimensions | 42.92 × 42.92 × 71.49 mm |
| Connectivity & Frequencies | |
| LoRa Frequency | 803 MHz – 930 MHz |
| Wi-Fi Protocol | 802.11 b/g/n (2412-2472 MHz) |
| Bluetooth | Version 5.0 (2402-2480 MHz) |
| Transmit Power (Max) | 20.0 dBm (LoRa / BT / Wi-Fi) |
| Compatibility | |
| Supported Devices | Hyper 2000, SolarFlow Series (800/Pro/2400 AC), AIO 2400, Hub 1200/2000 |
| Control Note | Hub, AIO & Hyper Series only Cloud Communication |
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Frequently Asked Questions
What are the advantages of using a photovoltaic system from Terra Energy?
What are the advantages of using a photovoltaic system from Terra Energy?
With a PV solution, companies can reduce their energy costs, cut CO₂ emissions, and strengthen their corporate sustainability. Our partner solutions ensure performance, efficiency, and future-proofing in B2B applications.
What happens after I purchase a system? Is there support or maintenance?
What happens after I purchase a system? Is there support or maintenance?
Our service doesn't end with your purchase. We support you from delivery and commissioning to the long-term optimization of your system. Our technical support team is available to answer questions and can arrange specialized installation or maintenance partners if needed.
What shipping and delivery options do you offer?
What shipping and delivery options do you offer?
Within Germany, we generally offer free shipping for photovoltaic systems. For international deliveries or bulky components such as modules or mounting systems, we will individually prepare a shipping solution for you (e.g., pallet delivery, truck freight).
What payment methods are available to business customers?
What payment methods are available to business customers?
We offer various payment options for business customers, including prepayment and purchase on account. Simply contact our sales department.
How does Terra Energy support me in selecting and planning my PV solution?
How does Terra Energy support me in selecting and planning my PV solution?
We offer expert advice and customized planning, taking into account location, consumption, subsidies, and technology. Together, we will develop your optimal solution, from the initial concept to commissioning.
What brands and technologies do you carry?
What brands and technologies do you carry?
We work with leading manufacturers and brands in the photovoltaic and energy storage segments to offer you state-of-the-art technology with high quality and performance. Please feel free to ask us for specific manufacturer and product details for your project.
