12kW 48V Split-Phase Hybrid Solar Inverter for Home Backup | EASUN

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$1,099.99
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🔌 120/240V Split-Phase
⚡ 12kW Rated | 18kVA Peak
☀️ Dual MPPT | Up to 12kW PV Input
🔋 48V Battery Ready
⚙️ Generator Input Ready
🔗 Scalable to 72kW (6 Parallel)
✅🎖️ Tested and Certified to UL 1741 by Intertek (ETL)
Power 120V and 240V home loads, store more solar energy, and keep essential systems running during outages with one 12kW 48V split-phase hybrid inverter.
  • Built for U.S. 120/240V Split-Phase Power: Supports 120Vac L1/N, 120Vac L2/N, and 240Vac L1/L2 split-phase output for U.S. home backup and selected 240V loads.
  • 12kW Rated Output for Larger Home Backup Systems: Delivers up to 12,000W split-phase rated output to support essential home loads, larger appliances, pumps, tools, and backup circuits when properly sized.
  • 18kVA Peak Power for Demanding Startup Loads: Provides up to 18,000VA peak power to help handle short startup surges from motor-driven equipment such as well pumps, garage tools, and selected HVAC loads.
  • 6HP Motor Load Capability: Built to support heavier residential and light commercial motor loads, making it suitable for farms, workshops, pumps, and utility backup applications.
  • Dual MPPT Solar Input for Flexible PV Design: Two independent MPPT trackers support up to 6000W + 6000W solar input, giving installers more flexibility for different roof angles, solar strings, and larger PV arrays.
  • 48V LiFePO4 and Lead-Acid Battery Support: Works with 48V lithium and lead-acid battery systems, including adjustable battery settings and RS485/CAN BMS communication for compatible lithium batteries.
  • Batteryless Operation for Flexible System Building: Supports batteryless operation, allowing solar and utility power to supply loads before adding battery storage later.
  • 10ms Typical Transfer for Backup Power: Switches from bypass to inverter mode in about 10ms typical transfer time, helping essential loads continue running when grid power is interrupted.
  • Generator Input Ready for Extended Outages: Supports generator input as an additional backup source for long outages, off-grid homes, farms, and rural properties where grid power is unreliable.
  • CT Zero-Export Control for Solar Self-Consumption: Supports CT-based zero-export control to help reduce or prevent excess solar power from feeding back to the grid in self-consumption setups.
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🚚 Fast & Free U.S. Shipping

Stocked locally in U.S. warehouses. Free shipping nationwide with delivery to your door in 2–5 business days.

🔄 30-Day Risk-Free Trial

Enjoy hassle-free 30-day returns. Backed by an official product warranty and 24/7 dedicated technical after-sales support.

🛡️ Certified Safety & Compliance

Engineered to meet UL 1741 and FCC Part 15 Class B standards. Contact us directly to receive full certification documents for local utility permitting.

Our batteries come with a 5-year warranty, which can be extended to 7 years total upon product registration. Accessories are covered by a 1-year warranty, and like-new (refurbished) batteries include a 1-year warranty.

For full terms, conditions, and claim details, please visit:

Warranty Policy

We offer free shipping within the continental U.S. via UPS Ground or FedEx, with orders typically processed in 1–2 business days and delivered within 2–5 business days. Large products such as 12V 628Ah, 48V 314Ah batteries, or 12kW inverters are shipped by truck (LTL) and require signature upon delivery. After order confirmation, we will contact you by email to confirm shipment, and transportation arrangements typically take about 48 hours. Please note that we do not ship to Alaska, Hawaii, Puerto Rico, or PO Box addresses. Delivery times may vary due to external factors such as carrier delays or weather conditions.

For complete details, please visit:
Shipping Policy.

EASUN 12kW 48V Split-Phase Hybrid Solar Inverter User Manual

12kW 48V Hybrid Solar Inverter for U.S. Home Backup Power

120/240V Split-Phase Power | Solar Storage | Off-Grid Backup

The EASUN SGR-12KW Hybrid Solar Inverter integrates solar input, 48V battery storage, utility power, and generator backup into one flexible energy system for U.S. home backup and off-grid applications.

Built for 120/240V split-phase power, it supports essential home loads, selected 240V appliances, solar self-consumption, and larger backup circuits when properly sized and professionally installed.

With dual MPPT solar input up to 6000W + 6000W, 12,000W rated split-phase output, 18,000VA peak power, and support for 48V lithium or lead-acid batteries, this inverter is designed for homeowners, farms, garages, workshops, and remote properties that need reliable backup power.

EASUN SGR-12KW 12kW 48V split-phase hybrid solar inverter for 120/240V home backup, battery storage and off-grid power

When the Grid Fails, Solar Alone Is Not Enough

Don't let the next storm leave your family in the dark. When the grid fails, wildfires spread, or severe weather hits, the EASUN SGR-12KW keeps your home powered seamlessly — so life keeps running without missing a beat. A hybrid inverter with solar and battery storage helps turn your PV array, 48V battery bank, utility power, and generator input into one backup-ready power system.

When the grid fails solar alone is not enough for home backup power

Home Backup During Outages

Helps keep essential loads such as refrigerators, lights, Wi-Fi, sump pumps, security systems, and selected kitchen appliances running when paired with the right battery capacity.

Solar Self-Consumption

Store extra solar energy in 48V batteries and use it later when your home needs power most, especially during evening usage or high-rate periods.

Off-Grid Cabin, Farm & Workshop Power

Suitable for cabins, rural homes, farms, garages, and workshops where grid access is limited, expensive, or unreliable.

Batteryless Daytime Solar Use

Supports batteryless operation, allowing PV and utility power to supply loads before adding battery storage later.

One Hybrid Inverter for Solar, Battery, Grid, and Generator Power

The EASUN SGR-12KW is designed as the control center of a residential solar backup system. It converts DC power from solar panels and 48V batteries into usable AC power, manages charging and discharging, supports generator input, and allows flexible operating priorities based on real energy needs.

Solar battery grid and generator power flow for EASUN SGR-12KW hybrid inverter

Why Choose the EASUN SGR-12KW 12kW Hybrid Inverter?

Why choose the EASUN SGR-12KW 12kW hybrid inverter for 120/240V split-phase home backup power

U.S. 120/240V Split-Phase Output

Supports 120Vac L1/N, 120Vac L2/N, and 240Vac L1/L2 split-phase output for U.S. home backup and selected 240V loads.

12kW Rated Output + 18kVA Peak Power

Delivers up to 12,000W split-phase rated output and up to 18,000VA peak power for demanding startup loads, pumps, tools, and larger backup systems.

Dual MPPT Solar Input, Up to 12kW PV

Two independent MPPT trackers support up to 6000W + 6000W PV input, giving installers flexibility across different roof angles and solar strings.

48V Lithium and Lead-Acid Battery Support

Works with 48V lithium and lead-acid battery systems, with adjustable battery settings and RS485/CAN BMS communication for compatible lithium batteries.

Generator Input for Extended Backup

Generator input adds another backup layer for long outages, off-grid properties, rural homes, and farms.

CT Zero-Export Control

Supports CT-based zero-export control for solar self-consumption setups where users want to reduce or prevent backfeed to the grid.

10ms Typical Backup Transfer

Switches from bypass to inverter mode in about 10ms typical transfer time, helping common household loads continue running with minimal interruption.

Parallel Expansion Up to 6 Units

Supported parallel versions can connect up to 6 units for larger homes, farms, workshops, or light commercial backup systems.

Built for Real U.S. Home Energy Scenarios

Built for real U.S. home energy scenarios with EASUN SGR-12KW hybrid solar inverter

What Can a 12kW Hybrid Inverter Power?

Actual performance depends on battery capacity, solar array size, wiring design, appliance surge power, and installation setup. With the right system design, the EASUN SGR-12KW can support a wide range of essential and high-demand loads.

Essential Backup Loads

Refrigerator, freezer, lights, Wi-Fi router, phone charging, security system, TV, and garage door opener.

Home Protection Loads

Sump pump, well pump, medical device backup, communication equipment, and emergency lighting.

Daily Home Loads

Microwave, coffee maker, washing machine, dishwasher, laptop, office equipment, and small kitchen appliances.

Larger Loads

Power tools, workshop equipment, mini-split AC, selected 240V appliances, water pump, and garage or farm equipment.

Choose the Right Solar and Battery Setup

Starter Backup System

Best for short outages and essential backup needs. Recommended with a 5kWh–10kWh 48V battery and essential load panel.

Extended Home Backup System

A stronger setup for overnight backup, solar self-consumption, and daily energy savings with 10kWh–20kWh battery storage.

Off-Grid / Rural Property System

Designed for farms, cabins, garages, warehouses, and remote properties where grid power is limited or unreliable.

Large Expansion System

Supported parallel versions can expand from 2 to 6 units, reaching up to 72kW system capacity with professional electrical design.

Why Upgrade From a Smaller Inverter or Gas Generator?

Comparison EASUN SGR-12KW Hybrid Inverter Small 3–6kW Inverter Gas Generator
Output Capacity 12kW split-phase Best for basic loads Depends on model
120/240V Support Supported Often limited Some models support it
Solar Charging Dual MPPT, up to 12kW PV Smaller PV capacity Not supported
Battery Backup Supports 48V batteries Limited capacity Not applicable
Outage Transfer 10ms typical Varies by model Usually manual
Fuel Dependence Solar + battery + optional generator Solar + battery Requires gasoline or propane

EASUN SGR-12KW Technical Specifications

ModelEASUN SGR-12KW
Inverter Type48V Hybrid Solar Inverter
AC Output120/240V Split-Phase
Rated Output Power12000W split phase / 7200W single phase
Output WaveformPure Sine Wave
Peak PowerUp to 18000VA
Motor Load Capability6HP
Transfer Time10ms typical
Battery Voltage51.2V rated
Battery Voltage Range40–58.6Vdc
Battery TypeLead-acid or lithium battery
AC Charging CurrentUp to 160A
Hybrid Charging Current0–220A
MPPT Channels2
Max PV Input Power6000W + 6000W
Max PV Open Circuit Voltage500Vdc
MPPT Voltage Range90–450Vdc
Max PV Input Current22A + 22A
Parallel SupportUp to 6 units on supported parallel version
Max Parallel SystemUp to 72kW
CommunicationUSB / RS485 / WiFi / Dry Contact
Operating Temperature-10°C to 55°C, derating above 45°C
Noise≤60dB
CoolingForced air cooling, variable-speed fan
Certification Listed in SpecUL STD.1741
EMCFCC Part 15 Class B
Product Size580 × 359 × 127mm
Net Weight15kg

Safety & Compliance Note

The EASUN SGR-12KW is a high-power electrical device and should be installed by a qualified electrician or solar professional. Proper installation helps ensure correct breaker sizing, battery protection, solar string design, grounding, transfer switching, CT installation, and compliance with local electrical code.

For grid-connected or zero-export setups, always confirm local utility and permitting requirements before installation. Utility input and generator input should not be connected to AC input at the same time.

To support your installation, we provide comprehensive wiring diagrams and detailed user manuals. If you are choosing DIY, please ensure your setup matches our official schematics.

EASUN 12kW 48V Split-Phase Hybrid Solar Inverter User Manual

Certification Information

Certification listed in product specification: UL STD.1741 and FCC Part 15 Class B. For grid-related installation, please confirm local utility, AHJ, and permitting requirements before installation.

EASUN SGR-12KW Hybrid Solar Inverter FAQ

Can this inverter power a whole home?

It can support many essential and larger home loads, but whole-home backup depends on battery capacity, wiring design, appliance startup power, and which circuits you want to back up. A professional load calculation is recommended.

Does it support 120/240V split-phase output?

Yes. The EASUN SGR-12KW supports 120/240V split-phase output for U.S.-standard residential power systems.

Can I use it without batteries?

Yes. The inverter supports batteryless operation, allowing PV and grid power to supply loads. Batteries are recommended for outage backup and nighttime solar use.

What battery types does it support?

It supports 48V lead-acid and lithium batteries, with a rated battery input voltage of 51.2V and a battery voltage range of 40–58.6Vdc.

How much solar can I connect?

The inverter supports dual MPPT input with up to 6000W + 6000W PV input, 500Vdc maximum PV open circuit voltage, and 90–450Vdc MPPT voltage range.

Can it work with a generator?

Yes. The EASUN SGR-12KW supports generator input. Utility input and generator input should not be connected to AC input at the same time.

How fast does it switch during a power outage?

The typical transfer time is about 10ms, helping many common household loads continue running with minimal interruption.

Can I connect multiple units together?

Supported parallel versions can connect up to 6 units in parallel, expanding the system up to 72kW for larger homes, farms, workshops, or light commercial backup systems.

Does it support zero export?

Yes. The product supports CT zero-export control. Local grid connection, permitting, and utility rules vary by location, so users should confirm requirements before installation.

Is this suitable for off-grid cabins?

Yes. It is suitable for off-grid cabins, farms, garages, workshops, and remote properties when paired with the right solar array, 48V battery bank, and optional generator backup.