US-Standard Split-Phase All-in-One Inverter ESS (12kW / 16–32kWh, 240V/120V)
Model No.: PS-AIO-US-SP-12K-16K / PS-AIO-US-SP-12K-21K / PS-AIO-US-SP-12K-32K
The US-Standard Split-Phase All-in-One Inverter ESS is a high-capacity residential energy storage solution integrating a solar inverter, LiFePO₄ battery storage, and intelligent Battery Management System (BMS) in a floor-standing enclosure.
Designed for North American residential electrical systems, the unit delivers up to 12kVA split-phase output at 120/240V AC or 7.2kVA single-phase output at 120V AC, providing flexible power configurations for household energy storage and backup applications.
Available with 16kWh, 21kWh, and 32kWh LiFePO₄ battery options, the system features dual MPPT solar charging with a maximum combined PV input power of 12,000W (6,000W + 6,000W). Its pure sine wave AC output, grid-connected operation, and WiFi monitoring support efficient solar energy utilization and convenient energy management.
Featuring a fast transfer time of less than 10ms, support for parallel operation of up to six units, and an integrated LCD display, the system is suitable for residential solar self-consumption, emergency backup power, and off-grid energy applications. The IP20-rated enclosure is designed for installation in protected indoor environments.
Key Features
– US-standard split-phase all-in-one energy storage system integrating solar inverter, LiFePO₄ battery and intelligent BMS
– 12kVA split-phase output (120/240V AC) and 7.2kVA single-phase output (120V AC)
– Available LiFePO₄ battery capacities: 16kWh, 21kWh and 32kWh
– Nominal battery voltage: 51.2V DC
– Dual MPPT solar charging with a maximum combined PV input power of 12,000W (6,000W + 6,000W)
– Maximum PV open-circuit voltage: 500V DC
– MPPT operating voltage range: 90–450V DC
– Maximum PV input current: 22A + 22A
– Pure sine wave AC output for stable residential electricity supply
– Supports solar charging and grid-connected operation
– Fast transfer time of less than 10ms for emergency backup applications
-Supports parallel operation of up to 6 units
– Maximum AC charging current: 160A
– Maximum PV charging current: 220A
– Battery operating voltage range: 43.2–58.4V DC
– Integrated LCD display and WiFi monitoring
– USB / RS485 communication and dry contact control
– Compact floor-standing cabinet design
– IP20-rated enclosure for protected indoor installation
– Suitable for residential solar energy storage, emergency backup power and off-grid applications
Technical Specifications
| Technical Parameter | 12kW + 16kWh | 12kW + 21kWh | 12kW + 32kWh |
|---|---|---|---|
| System Configuration | |||
| Product Type | US-Standard Split-Phase All-in-One Inverter ESS | ||
| Inverter Rated Capacity – Split-Phase | 12,000VA | 12,000VA | 12,000VA |
| Inverter Rated Capacity – Single-Phase | 7,200VA | 7,200VA | 7,200VA |
| Battery Chemistry | LiFePO4 | LiFePO4 | LiFePO4 |
| Battery Capacity Class | 16kWh | 21kWh | 32kWh |
| Solar PV Input | |||
| Maximum PV Input Power | 12,000W (6,000W + 6,000W) | ||
| Maximum PV Open-Circuit Voltage | 500V DC | ||
| MPPT Operating Voltage Range | 90-450V DC | ||
| Maximum PV Input Current | 22A + 22A | ||
| Number of MPPT Trackers | 2 | ||
| AC Output | |||
| Rated Split-Phase Output | 12,000VA | ||
| Split-Phase Output Voltage | 120/240V AC | ||
| Rated Single-Phase Output | 7,200VA | ||
| Single-Phase Output Voltage | 120V AC | ||
| Output Waveform | Pure Sine Wave | ||
| Transfer Time | <10ms | ||
| Parallel Operation | Up to 6 Units | ||
| Battery & Charging | |||
| Battery Chemistry | LiFePO4 | LiFePO4 | LiFePO4 |
| Nominal Battery Voltage | 51.2V DC | 51.2V DC | 51.2V DC |
| Battery Capacity Class | 16kWh | 21kWh | 32kWh |
| Battery Operating Voltage Range | 43.2-58.4V DC | ||
| Maximum AC Charging Current | 160A | ||
| Maximum PV Charging Current | 220A | ||
| Battery Management | Integrated Intelligent BMS | ||
| Monitoring & Communication | |||
| Display | LCD | ||
| Communication Interfaces | USB / RS485 | ||
| Remote Monitoring | WiFi | ||
| Dry Contact | Supported | ||
| General Information | |||
| Installation Type | Floor-Standing | ||
| Ingress Protection Rating | IP20 | ||
| Installation Environment | Protected Indoor Area | ||
| Typical Applications | Residential Energy Storage, Emergency Backup Power, Solar Energy Storage, Off-Grid Power | ||
Notes: Battery capacities are nominal product configuration classes. Exact nominal energy, usable energy, dimensions and weights should be confirmed against the manufacturer’s model-specific datasheet. Single-phase and split-phase output ratings are shown separately. The IP20 enclosure is intended for protected indoor installation. Specifications are subject to final manufacturer confirmation.
Applications
Residential Energy Storage
The US-Standard Split-Phase All-in-One Inverter ESS provides a high-capacity residential energy storage solution designed for North American 120/240V electrical systems.
Featuring a 12kVA split-phase inverter and available LiFePO₄ battery configurations of 16kWh, 21kWh, and 32kWh, the system supports household solar self-consumption, daily energy management, and residential backup power applications.
Equipped with dual MPPT solar charging supporting up to 12,000W of photovoltaic input, the system enables efficient solar energy utilization and battery storage. Its integrated inverter, intelligent Battery Management System (BMS), LCD display, and WiFi monitoring provide convenient system operation and energy management.
With support for parallel operation of up to six units, the system offers flexibility for residential installations with higher power requirements. Its floor-standing design integrates the main energy storage components into a single enclosure, while the IP20-rated housing is intended for protected indoor environments.
Emergency Backup Power
The US-Standard Split-Phase All-in-One Inverter ESS provides a high-capacity emergency backup power solution for North American residential properties during utility grid outages.
Featuring a 12kVA split-phase inverter with 120/240V AC output and available 16kWh, 21kWh, and 32kWh LiFePO₄ battery configurations, the system supports essential household loads such as lighting, refrigerators, communication equipment, air conditioning systems, and compatible 240V appliances within its rated output capacity.
With pure sine wave AC output and a fast transfer time of less than 10ms, the system helps maintain power continuity during unexpected electricity interruptions. Its intelligent Battery Management System (BMS) provides battery protection and monitoring, while the integrated LCD display and WiFi monitoring enable convenient system management.
Supporting parallel operation of up to six units, the system offers additional flexibility for residential backup applications with higher power requirements, making it suitable for homes seeking improved energy security and greater independence from the utility grid.
Solar-Powered Applications
The US-Standard Split-Phase All-in-One Inverter ESS is designed for high-capacity residential solar energy storage applications using North American 120/240V electrical systems.
Equipped with dual MPPT solar charge controllers, the system supports a maximum combined photovoltaic input power of 12,000W (6,000W + 6,000W), enabling efficient solar energy conversion and battery charging.
Available with 16kWh, 21kWh, and 32kWh LiFePO₄ battery configurations, the system allows excess solar electricity to be stored for use during nighttime, cloudy weather, or periods of increased household energy demand.
Featuring a 12kVA split-phase inverter, pure sine wave AC output, intelligent battery management, and WiFi monitoring, the system supports efficient solar self-consumption and convenient household energy management. It helps reduce dependence on utility electricity and improve residential energy independence.
Off-Grid & Remote Power
The US-Standard Split-Phase All-in-One Inverter ESS provides a high-capacity energy storage solution for off-grid homes, remote residences, rural properties, and locations with limited or unreliable utility grid access.
Featuring a 12kVA split-phase inverter with 120/240V AC output and available 16kWh, 21kWh, and 32kWh LiFePO₄ battery configurations, the system supports a wide range of residential electrical loads, including lighting, refrigerators, water pumps, communication equipment, and compatible 240V appliances within its rated capacity.
Equipped with dual MPPT solar charging supporting up to 12,000W of photovoltaic input, the system enables solar electricity to be stored for use during nighttime or periods of insufficient sunlight. Its pure sine wave AC output and intelligent Battery Management System (BMS) support stable power delivery and battery protection.
With integrated LCD monitoring, WiFi connectivity, and support for parallel operation of up to six units, the system offers flexibility for remote residential power applications with higher energy requirements. Its floor-standing design and IP20-rated enclosure are intended for installation in protected indoor environments.