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SunGoldPower  |  SKU: SGS-12K18MAX
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SunGoldPower 12 kW 48 V All-in-One Hybrid Solar Inverter Whole-Home Backup (200A) SGS-12K18MAX

$3,150.00 USD $3,938.00

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Description

SunGoldPower 12 kW 48 V All-in-One Hybrid Solar Inverter Whole-Home Backup (200A) SGS-12K18MAX

The SunGoldPower 12 kW 48 V All-in-One Hybrid Solar Inverter (SGS-12K18MAX) is a robust and fully integrated power solution designed for whole-home backup, off-grid living, and hybrid solar energy systems. Engineered with advanced hybrid technology, this inverter seamlessly blends solar, battery, grid, and generator power sources to deliver reliable and efficient electricity—even during extended outages. With up to 12,000 W of rated output power and a pure sine wave design, it’s capable of powering high-demand household appliances like air conditioners, refrigerators, and heavy tools while ensuring safe and clean energy for sensitive electronics.

SunGoldPower’s hybrid inverter features a 200 A continuous grid passthrough and an optional 240 A hybrid charging current, making it ideal for homes, small businesses, workshops, farms, and cabins with demanding energy needs. Built-in smart communication interfaces—such as RS485, CAN, USB, Wi-Fi, and GPRS—enable remote monitoring and control, giving you real-time insight into system performance and energy flow.

The SGS-12K18MAX supports a variety of battery types, including Li-ion and lead-acid, with a broad 48 V operating range to match different storage configurations. Its durable IP65-rated enclosure is suitable for indoor or outdoor installation, adding flexibility to your system layout. Whether you’re preparing for frequent outages or pursuing energy independence, this inverter offers a scalable, efficient, and reliable foundation for your solar-plus-storage setup.

Included in the package are essential mounting hardware and accessories to get your system up and running quickly, including communication cables and a Wi-Fi logger for initial setup and connectivity.

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Features

  • High Power Output – Up to 12,000 W @ 240 V or 10,400 W @ 208 V to support large household loads.

  • Pure Sine Wave Output – Stable and clean power for sensitive electronics.

  • Flexible Energy Sources – Hybrid support for solar, grid, and generator inputs.

  • Massive Charging Capacity – Up to 200 A grid and generator charging; 240 A hybrid charging.

  • Smart Monitoring & Control – RS485, CAN, USB, Wi-Fi & GPRS connectivity.

  • Durable Build – IP65 weather resistance for indoor or outdoor use.

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Specifications

Category Specification Details
Inverter (PV) Rated Output Power @240 V 12000 W, @208 V 10400 W
Max. Peak Power 1.5× rated power (10 s)
Rated Output Voltage 120/240 Vac (Split-phase), 120/208 V (Three-phase)
Output Voltage Error 50 A
Load Motor Capacity 6 HP
Rated AC Frequency 50/60 Hz
Waveform Pure Sine Wave
Parallel Capacity 6
Battery Battery Type Li-ion / Lead-Acid / User Defined
Rated Battery Voltage 48 V DC
Voltage Range 40-60 V DC
Max. Grid Charging Current 200 A
Max. Generator Charging Current 200 A
Max. Hybrid Charging Current 240 A
PV Input Num. of MPP Trackers 2
Max. PV Array Power 9000 W / 9000 W
Max. Input Current 32 A / 32 A
Short Circuit (Isc) 40 A / 40 A
Max. Open Circuit Voltage 550 V DC / 550 V DC
MPPT Voltage Range 125 – 450 V DC / 125 – 450 V DC
MPPT Tracking Efficiency 99.9 %
Grid/Generator Input Input Voltage Range 90 – 140 Vac
Frequency Range 50/60 Hz
Continuous Grid Passthrough Current 200 A
Protection Integrated Protection Reverse polarity, DC switch for each MPPT, Output over-voltage, Output over-current, Ground fault monitoring, Grid monitoring, AFCI, RSD
Interface Communication Port RS485 / CAN / USB / Dry contact
External Modules (Optional) Wi-Fi / GPRS
General Data Dimensions (W×H×D) 33.07 × 17.32 × 10.24 in (840 × 440 × 260 mm)
Weight 105.82 lbs (48 kg)
Protection Degree IP65
Operating Temperature −25 °C to +60 °C (derated >45 °C)
Noise <60 dB
Self-consumption <100 W
Cooling Method Heat sink + intelligent fan cooling
Certified Specifications Safety Standards UL1741 & IEEE1547.1-2020, CEC, Rule 21, HECO, CEC Listed
EMC FCC 15 Class B
RoHS Yes

What's Included

Everything you need is included with your product.

  • 1 x Sungold Power 12KW 48V All-in-one Hybrid Solar Inverter
  • 1 x Wallhanger
  • 4 x M8x60 Expansion Bolts
  • 5 x M8 Flat Gasket (Backup)
  • 4 x SC70-8 Copper Terminal
  • 3 x 4mm, 5mm, 8mm Hax Head Screwdriver
  • 1 x M8 Socket Screwdriver
  • 1 x M5*18mm screw (backup)
  • 4 x M5*12mm screw
  • 1 x Parallel Communication Cable
  • 1 x USB Flash Disk
  • 3 x Keys
  • 1 x CT
  • 1 x WiFi Logger
  • 1x 485 Communication Line
  • 1 x User Manual

Sungold Power 12KW 48V All-in-one Hybrid Solar Inverter Applications

  • Whole Home Backup – Power essential and high-demand appliances during outages.
  • Off-Grid Cabins & Homes – Ideal for remote locations without reliable grid power.
  • Small Businesses – Keep critical equipment running during power disruptions.
  • Solar Energy Systems – Optimize solar input with advanced MPPT control.
  • Workshops & Farms – Run heavy-duty equipment reliably and safely.
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Frequently-Asked Questions

Can this inverter power an entire house?

Yes, the SGS-12K18MAX is designed for whole-home backup with up to 200A continuous grid passthrough and 12,000W output power. It can handle heavy household loads like HVAC systems, refrigerators, water pumps, and essential electronics.

Can I use both solar and grid to charge my batteries?

Absolutely. The inverter supports hybrid charging with up to 240A total charging current from grid, generator, and solar combined.

Is it safe for outdoor installation?

Yes. With an IP65 weatherproof rating, it’s suitable for both indoor and outdoor use.

Does it support remote monitoring?

Yes, the inverter comes with RS485, CAN, USB, Wi-Fi & GPRS communication options, allowing you to track performance and make adjustments remotely.

What kind of batteries can I use?

It supports Li-ion, Lead-Acid, and user-defined battery types, offering flexibility to match your solar system needs.

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