SigenMate 2700 Ultra with Expansion Battery
The product will go on sale on August 18 and is available for shipping to the Netherlands only.
Real Savings : Up to €1,714 on Electricity Bills Annually. ¹
Sigen AI Mode continuously improves your energy strategy based on your household’s real energy usage, solar generation forecasts, weather predictions, and dynamic electricity prices — helping reduce electricity bills while maximizing solar self-consumption.
Fast Payback in 3 years. ²
With AI-driven energy optimization and smarter self-consumption, SigenMate helps shorten your return cycle and recover your investment faster.
VPP Support. Earn Extra Money.³
Supports Virtual Power Plant (VPP) integration, allowing your system to participate in energy programs where available — creating opportunities to generate additional value from your stored energy.
Real Savings : Up to €1,714 on Electricity Bills Annually. ¹
Sigen AI Mode continuously improves your energy strategy based on your household’s real energy usage, solar generation forecasts, weather predictions, and dynamic electricity prices — helping reduce electricity bills while maximizing solar self-consumption.
Fast Payback in 3 years. ²
With AI-driven energy optimization and smarter self-consumption, SigenMate helps shorten your return cycle and recover your investment faster.
VPP Support. Earn Extra Money.³
Supports Virtual Power Plant (VPP) integration, allowing your system to participate in energy programs where available — creating opportunities to generate additional value from your stored energy.
Sigen AI Mode
Max Your Savings with Sigen AI
Deployed across 34,000+ systems and supporting dynamic electricity pricing across 47 countries, Sigen AI helps turn complex energy decisions into visible, measurable savings.
AI Savings Visualized
Track exactly what Sigen AI earns you — day by day — laid out on one simple revenue calendar.
48h PV, Load & SOC Forecasts
PV, load, battery and grid — forecast 48 hours ahead, right on your home screen, in every operating mode.
No AI Black Box. Every kWh Explained.
Sigen AI explains every energy decision in real time — clearly, simply, and with data.
Compare AI vs Standard Modes
See side by side exactly how much more AI Mode earns versus standard time-of-use or self-consumption.
Sigen AI Assistant
Max Your Experience with Sigen AI
More than a chatbot, Sigen AI Assistant understands your home energy system. Ask a question, check live data, find a setting, diagnose an alarm, or prepare a control action — all in natural language, with your confirmation before any change is applied.
24/7 Intelligent Support
From Giving Answers To Getting Things Done.
Sigen AI Assistant reads your live data, finds the right setting, and makes the change — with your confirmation, every time. It even diagnoses faults: checking device logs, surfacing alarms, and telling you how to fix them.
Personalized EMS
Your Energy, Your Rules — Simply Say It
Tell Sigen AI your energy preference in plain language. It turns your request into an executable EMS strategy, checks for conflicts, simulates future SOC and power flow, then applies it only after your confirmation.
AI Everywhere
Works with Your Favorite AI Models and Apps
Sigen AI speaks MCP — the open standard for AI agents. Check forecasts, pull data, or steer your system straight from the tools you already use. Your home energy, wherever you already are.
Invest More in Safety
SigenMate 2700 Ultra brings Industrial-Grade Safety technology to your home. We’ve invested in advanced protections at every level — from the battery to the entire system — ensuring your energy system operates reliably and safely.
4,000W Solar Input
Harvest More Sunlight, Pay Back Costs Faster.
With up to 4,000 W solar input, 4 MPPT and support for up to 8 panels, SigenMate helps you harvest more solar energy, use less grid power, and pay back your investment faster.
3,600W Pass-Through Power
Run High-Demand Appliances on Solar.
SigenMate 2700 Ultra delivers up to 3,600 W pass-through power, allowing high-demand appliances to run directly on solar energy.From washing machines to kitchen appliances, your solar power goes where it matters — instantly.
Easy to Start. Grow with Your Needs.
Start with one SigenMate system, then expand step by step as your energy needs grow. Whether you need more storage, more backup power or more flexible placement, SigenMate gives you a path to scale.
Plug & Play
Start with One Simple System
Get started with a simple plug-and-play setup for everyday on-grid energy storage. Easy to install, easy to use, and ready to expand when you need more.
- Start with a single SigenMate system
- 800 W on-grid output (standard limit in Germany)
- Expand storage to 18.8 kWh per system
Expansion - Up to 18.8 kWh per system
Add More Storage
Expand storage later as your home energy needs grow. Add battery capacity over time for longer backup, more solar self-use and greater flexibility.
- Expand storage to 18.8 kWh per system
- Add more capacity when you need it
- More stored solar power for day-to-night use
Simple Parallel – Up to 3 Systems
Simple Parallel Expansion
Expand your system for off-grid power up to 3,600 W and larger storage, with no combiner box and no professional installation required.
- Connect up to 3 SigenMate systems in parallel
- Simple parallel cabling
- Expand total storage to 56.4 kWh
WLAN Parallel – Up to 10 Systems
Distributed App-Managed Setup
Scale across multiple locations and manage everything together through the app for a more flexible home energy setup.
- Connect up to 10 systems across locations
- Unified scheduling through the app
- Flexible placement around your home
Reliable Backup. Flexible Power. Stronger Output.
Keep critical loads running during outages, power more devices more flexibly, and handle high-demand appliance startup more smoothly.
0 ms Seamless Backup
Keep critical devices running without interruption when the grid goes down.
Dual AC Outlets for Flexible Power
Power more devices more flexibly—and keep pass-through output available even when integrated with your existing microinverter setup.
Smoother Starts for High-Demand Appliances
Handles appliance startup more smoothly with 1,800 W peak output for 10 seconds when extra power is needed.
Reliable and Durable
Advanced Battery Optimizer
Built to Last for the Long Run
With an independent Battery Optimizer on each pack, SigenMate enables new and older battery packs to work together at 100% usable capacity. That means more usable energy, smoother expansion over time, and greater long-term system value.
IP66 Dust & Water Resistance + C5-M Corrosion Protection
Built for Harsh Outdoor Conditions
- IP66 protection for dust and powerful water jets
- C5-M corrosion resistance for coastal and humid environments
-20°C to 55°C Operating Range
Automatic Battery Heating for Winter Reliability
SigenMate is designed for reliable operation from -20°C to 55°C. In freezing conditions, the built-in Battery Heating Pad supports scheduled or automatic heating, helping maintain stable battery performance when winter temperatures drop.
WLAN 6 Dual-Band Connection
Smarter Connectivity. More Reliable Control.
Dual-band WLAN 6 (2.4 GHz and 5 GHz) keeps your SigenMate connected more reliably, automatically switching to the faster, more stable band for uninterrupted control and AI optimization.
Fits Anywhere in Your Home
Compact in size and clean in installation, SigenMate is designed to fit naturally into everyday home spaces. Its flexible placement and rear cable routing help create a tidier, more home-friendly energy setup.
Compact Design. Flexible Placement.
With a compact design, SigenMate fits easily into more spaces around the home without taking over the room. Place it where it works best for your layout, your appliances and your daily routine.
Rear Cable Routing. Cleaner by Design.
Rear cable routing gives you more flexibility in where and how you install SigenMate, while keeping cables neatly hidden behind the unit for a cleaner, more integrated look.
Product Specifications
Download SigenMate Quick Guide4000 W
4
32 A
800 W
1400 W
LiFePO₄
10 Years
2.688 kWh
460 / 275 / 225 mm
29 kg
-20 ~ 55 ℃
IP66
WLAN, Bluetooth
Plug &Play and DIY Installation
Plug &Play and DIY Installation
FAQ
How does SigenMate 2700 Ultra help me save on electricity costs with solar energy?
With traditional microinverters, any excess solar energy may be wasted when there is no load consuming it. SigenMate 2700 Ultra connects the battery on the DC side, so even when there is no load on the AC side, surplus PV energy can first be stored in the battery and then accurately released when there is demand later. This significantly improves solar energy utilization and helps reduce dependence on expensive grid electricity, directly supporting electricity cost savings.
Can SigenMate 2700 Ultra still be used and help optimize electricity costs without solar panels or solar generation?
Yes. Even without solar power, SigenMate can still help optimize electricity costs through time-of-use energy management. In areas with dynamic electricity tariffs or peak/off-peak price differences, SigenMate can charge the battery from the grid during low-price periods. During high-price periods, it can then prioritize using the lower-cost energy stored in the battery, enabling “buy low, use high” electricity cost optimization.
To use this function, enable TOU Mode or AI Mode in the app. The system will automatically track electricity price trends and perform precise scheduling to help reduce your electricity bill.
What is Sigen AI Mode and how does it optimize household energy use?
After AI Mode is enabled, the system runs in maximum self-consumption mode for the first 7 days to record and learn the user’s household energy consumption patterns. After that, it combines actual home consumption data, PV generation forecasts, weather data, and dynamic electricity tariffs to automatically create and optimize charging and discharging strategies.
This enables “buy low, sell high” energy optimization while reducing electricity costs and maximizing solar self-consumption. The system updates its optimization strategy every 60 minutes and executes energy storage operations every 15 minutes, ensuring that it continuously adapts to the latest energy conditions.
I already have a rooftop PV system. Can I still install SigenMate 2700 Ultra?
Yes. You can connect your existing inverter to SigenMate, provided that it is a plug-in device.
Does SigenMate support microinverter connection? How many microinverters are supported, and where should they be connected?
Yes, SigenMate supports microinverter connection. Due to regulatory limitations, it is recommended to connect only one microinverter, and its power should not exceed the legal limit for plug-in devices, for example 800 W.
The microinverter can be connected to any AC socket. Both Sigenergy’s own microinverters and third-party microinverters are supported.
What is the maximum charging power through the PV ports of SigenMate 2700 Ultra?
The maximum PV charging power depends on the number of battery packs connected:
- Main unit only: maximum 1.8 kW
- With 1 external battery pack: maximum 3.6 kW
- With 2 or more external battery packs: maximum 4.0 kW
What size of appliances can be connected to the AC sockets of the backup ports?
The power limit depends on whether the system is operating in grid-connected mode or off-grid backup mode.
- When SigenMate is grid-connected, the two backup ports support a combined maximum power of 3600 W. However, if you plan to connect an appliance above 2800 W to the backup output, please make sure that your home wiring can support the load and purchase a higher-power AC grid cable through official channels.
- During grid-to-off-grid switching, the maximum off-grid output power depends on the number of SigenMate units connected in parallel. One SigenMate supports up to 1400 W off-grid output power; two SigenMate units connected in parallel with the parallel cable support up to 2800 W; three SigenMate units connected in parallel with the parallel cable support up to 3600 W.
Can I install SigenMate 2700 Ultra by myself?
Whether the device can be installed by the user depends on local laws and regulations. SigenMate 2700 Ultra is a plug-and-play product. In countries where such devices are allowed to be connected to the grid, such as Germany, you may complete the physical installation and power-on process yourself.
However, grid regulations vary by country. Before purchasing or installing the device, please check the specific regulations in your country or contact our local service team.
Can SigenMate 2700 Ultra be placed on a balcony? Does it need to be moved indoors when it rains?
Yes. SigenMate has an IP66 protection rating and can withstand normal rain exposure.
How does SigenMate 2700 Ultra continue supplying power during an outage?
Once the off-grid backup function is activated, the device will automatically switch during a power outage and continue supplying power to the loads connected to the two backup ports. No additional operation is required, and the connected loads will remain running.
Will excess electricity from the SigenMate system be fed back into the grid?
This depends on whether you have installed a smart meter and which operating mode you have selected in the mySigen App. Based on your settings, the system will intelligently decide whether to prioritize storing excess energy or exporting it to the grid.
Can SigenMate 2700 Ultra be set to prevent electricity from being exported to the grid?
Yes. When used together with a smart meter, you can set the grid export power to 0 in the mySigen App. The device will then prevent any electricity from being exported to the grid.
Data Sources & Disclaimer
1 • Environmental Variables: The above estimates are based on standard meteorological data and ideal installation conditions (south-facing, no shading). Actual generation and savings may vary depending on location, seasonal weather fluctuations, and user consumption behavior.
• Electricity Price Fluctuations: The calculation assumes a baseline electricity price of €0.40/kWh. If local tariffs change or dynamic pricing is applied, actual savings will vary accordingly.
• Device Compatibility: Some AI-based features (e.g., surplus prediction, intelligent load scheduling) require specific mobile operating systems. Certain features may have compatibility limitations on some devices.
• Non-binding Statement: This calculation is intended for reference only and does not constitute a legally binding guarantee of future returns.
• To ensure compliance with the latest simplified grid-connection policies in Germany, please note:
Power Limit: To qualify for simplified grid connection (without complex approval procedures), the inverter’s grid output must be strictly limited to 800W.
PV Capacity Ratio: Although the system supports up to 4.4 kWp of PV input for improved low-light performance, local regulations may limit the total installed PV capacity for simplified procedures (currently often around 2000W). Exceeding this may require full registration as a standard PV system.
Registration Requirement: According to German law, all equipment (including PV modules, inverters, and storage systems) must be registered on the official MaStR (Marktstammdatenregister) platform to ensure compliant grid connection.
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