Product Introduction:
The residential energy storage battery system is a large-capacity energy storage solution designed specifically for residential applications. It efficiently stores green electricity generated by a photovoltaic solar system for use during periods of high electricity prices or at night, reducing electricity bills. In the event of a grid outage, the system automatically switches to a backup power source within a short period of time, providing uninterrupted backup power for the home and ensuring the continued operation of critical loads.
Advantages and Features:
1. Industrial-Grade Protection and Flexible Installation
The battery pack features a high-grade protective casing that effectively protects against wind, rain, and dust. It does not occupy valuable indoor space and can be installed directly in outdoor locations such as patios and balconies, offering flexible and space-saving layouts while ensuring long-term reliability.
2. Advanced Safety Assurance
This product incorporates multiple safety mechanisms at the cell, module, and system levels, and has successfully passed the rigorous UL9540A testing and certification. This certification is an authoritative international standard for the risk of fire spread in energy storage systems, signifying its extremely high fire resistance and ability to effectively suppress the spread of thermal runaway, providing the strongest possible assurance for home safety.
3. Wide Compatibility and Easy Integration
The home energy storage battery system has been jointly tested and certified by several major domestic inverter brands, including Growatt, Sungrow, Afore, and Ginlong. Whether it's for a new PV project or retrofitting an existing system, it offers fast, stable, and seamless integration, significantly reducing deployment barriers and costs.
4. Intelligent Monitoring and Efficient Management
Users can remotely monitor the system's real-time status, including charge and discharge power, remaining capacity, revenue statistics, and fault alerts, anytime, anywhere, through an intuitive mobile app. All data is readily available, making management easy.
Application Scenarios:
● Solar Energy Storage
● Peak-Off-Peak Electricity Price Arbitrage
● Backup Power for Critical Loads
● Building Off-Grid/Microgrid Systems
Nxten residential energy storage pack stores solar and grid power for home use, automatically providing backup during outages. Its modular stackable design allows flexible capacity expansion from 5kWh to 40kWh. The system features remote monitoring via mobile app and integrates with most solar inverters.
Typical Applications:
● Solar energy storage
● Peak/off-peak arbitrage
● Emergency backup power
● Off-grid power supply
Features:
● IP65-rated enclosure for outdoor deployment IP65
● Pack-level fire prevention system (UL9540A compliant)
● Universal inverter compatibility (Tested with Growatt/ Solis/ Afore)
| Model | NSK 51H100-SL | NKS 51H200-SL | NKS 51H100-SH | NKS 102H50-SH | NKS 102H100-SH | NKS 400H314-SHB | NKS 600H314-SHB |
| Pack | |||||||
| Rated Voltage | 51.2V | 51.2V | 51.2V | 102.4V | 102.4V | 400V | 600V |
| Rated Capacity | 100Ah | 200Ah | 100Ah | 50Ah | 100Ah | 314Ah | 314Ah |
| Rated Energy | 5.12kWh | 10.2kWh | 5.12kWh | 5.12kWh | 10.2kWh | 8.03kWh | 10.04kWh |
| Max.Current | 1C | 200A | 200A | ||||
| Assembly Method | 1P16S | 1P16S | 1P16S | 1P32S | 1P32S | 1P8S | 1P10S |
| Cycle Life(Capacity≥80%) | 6000 @100%DOD,RT | ||||||
| IP Rating | IP65 | ||||||
| Dimensions(W*D*H) | 650*505*160±5mm | 650*530*250±5mm | 650*505*160±5mm | 690*505*160±5mm | 890*600*160±5mm | 450*590*310±5mm | 450*665*310±5mm |
| Weight | 75±3kg | 110±3kg | 75±3kg | 75±3kg | 115±3kg | 67±3kg | 83±3kg |
| Fire Management | Aerosol | ||||||
| Cluster | |||||||
| Rated Voltage | 51.2V | 51.2V | 102.4/153.6/204.8/256/307.2V | 102.4/204.8/307.2/409.6/512/614.4V | 102.4/204.8/307.2/409.6V | 400V | 600V |
| Rated Energy | 5/10/15/20/25/30kWh | 10/20/30/40kWh | 10/15/20/25/30kWh | 5/10/15/20/25/30kWh | 10/20/30/40kWh | 8/16/24/32kWh | 10/20/30/40kWh |
| PackQuantity | 1~6pcs | 1~4pcs | 2~6pcs | 1~6pcs | 1~4pcs | 1~4pcs | 1~4pcs |
| Height | <1320±5mm | <1360±5mm | <1320±5mm | <1320±5mm | <1000±5mm | <1610±5mm | <1610±5mm |
| Weight | <490±5kg | <475±5kg | <490±5kg | <490±5kg | <495±5kg | <305±5kg | <370±5kg |
| Communication | CAN/Modbus/Bluetooth/WiFi | CAN/Modbus | |||||
About Nxten
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What’S NewsResidential energy storage packs, as an important component of modern home energy management, are gradually becoming key equipment for improving the freedom of electricity consumption in photovoltaic systems and households. With the popularization of distributed photovoltaics and the widening peak-valley electricity price difference, more and more families are focusing on how to utilize green energy more efficiently, reduce electricity costs, and improve their energy self-sufficiency in the event of a power outage. A residential energy storage battery system is a large-capacity energy storage solution specifically designed for residential applications. It can efficiently store the green electricity generated by the photovoltaic solar system for use during peak hours or at night, thereby reducing electricity bills. In the event of a grid outage, the system will automatically switch to backup power within a short time, providing uninterrupted backup power to the home and ensuring the continuous operation of critical loads.
The core function of a residential energy storage pack is to help families achieve "self-generation and self-consumption" of energy, improving the utilization rate of photovoltaic power generation. During periods of ample sunlight, the electricity generated by the photovoltaic array is first used for household loads, with any surplus energy automatically stored in the batteries of the energy storage pack. At night or on cloudy days when photovoltaic power generation is insufficient, the energy storage system releases the electricity stored during the day to provide continuous power to the household, significantly reducing dependence on the grid. This not only reduces electricity bills but also alleviates grid load during peak hours, achieving a more economical and environmentally friendly home energy management model.
In terms of performance, the home energy storage pack uses highly safe lithium-ion batteries as its core energy unit. Lithium batteries possess high energy density, long cycle life, wide operating temperature range, and excellent output stability, enabling the system to maintain reliable operation in various household environments. The accompanying Battery Management System (BMS) monitors key parameters such as battery voltage, temperature, charge level, and health status in real time, and uses intelligent algorithms to ensure safe and controllable charging and discharging processes. Furthermore, multi-level safety protection mechanisms effectively prevent risks such as overcharging, over-discharging, short circuits, and overheating, ensuring greater peace of mind when using home energy storage.
In practical household applications, backup power functionality is also one of the prominent advantages of the residential energy storage pack. When the power grid experiences an unexpected outage, the system can seamlessly switch over in a very short time, continuing to power critical home appliances such as refrigerators, lighting, communication equipment, network routers, security systems, and even some household appliances. For users in areas frequently experiencing severe weather, line maintenance, or unstable power supply, this "automatic takeover" capability greatly enhances the safety and comfort of home life.
Ningbo Nxten Energy Technology Co., Ltd. is a professional manufacturer of residential energy storage packs. Our residential energy storage packs are a new type of home energy solution that integrates safety, efficiency, intelligence, and environmental protection. In today's rapidly evolving energy landscape, residential energy storage packs are not just a product, but also an important embodiment of a future home energy lifestyle, bringing users a more economical, greener, and more flexible electricity experience.