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Sol-Ark 18kW All-in-One Hybrid Inverter | Off-Grid & Grid-Tie Solar Power System

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18,000W continuous AC output power

36,000W surge power (10 seconds)

120/240V split-phase output (supports 208V)

Supports grid-tied, hybrid, and off-grid systems

Whole-home backup capability

Supports up to 32.4kW PV input

3 independent MPPTs

Max DC input voltage: 500V

Compatible with 48V lithium and lead-acid batteries

Battery communication via CANBus & RS485 (closed-loop BMS support)

Parallel capability: up to 12 units

IP65 / NEMA 3R rated (indoor & outdoor installation)

Maximum efficiency: 97.6%

Operating temperature: -40°C to +60°C

10-year manufacturer warranty

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Description

The Sol-Ark 18K-2P-N Hybrid Inverter is a powerful and intelligent energy management solution designed for off-grid, grid-tied, and backup power applications. With 18,000W continuous output and up to 36,000W surge power, it can easily support large residential loads and demanding appliances. The inverter supports high PV input capacity, advanced battery integration, and smart monitoring, making it ideal for modern solar energy systems. Built with high efficiency and robust protection features, it provides reliable performance for both residential and commercial installations.

SPECIFICATIONS

Product Specifications

Input Data (PV)
Max Supported PV Power 32,400 W
Max Usable PV Power 28,800 W
Max AC Coupled Input 19,200 W
Rated MPPT Operating Voltage 150 – 425 V
Startup Voltage 125 V
Max DC Input Voltage 500 V
Max Input Current per MPPT 36 A
Max Short Circuit Current 54 A
MPPT / Inputs 3 / 2
Output Data (AC)
Continuous Output Power 18,000 W
Surge Power (10s) 36,000 W
Grid Voltage / Frequency 120/240V, 208V / 55–65 Hz
Max Output Current 75 A
Max Grid Passthrough Current 200 A
Max Efficiency 97.6%
Stackable Yes (Max 12 Units)
Battery Input Data
Nominal Battery Voltage 48 V
Battery Voltage Range 40 – 60 V
Battery Capacity 50 – 9900 Ah
Charge / Discharge Current 350 A
BMS Communication CANBus & RS485 MODBUS
General Specifications
Dimensions (H × W × D) 863 × 464 × 282 mm
Weight 62.4 kg (137 lb)
Enclosure Rating IP65 / NEMA 3R
Operating Temperature -40°C to +60°C
Operating Altitude Up to 3000 m
Noise Level < 50 dB
Warranty 10 Years

INCLUDES

PDF DOWNLOADS

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ROCKSOLAR

Sol-Ark 18kW All-in-One Hybrid Inverter | Off-Grid & Grid-Tie Solar Power System

$0.00

The Sol-Ark 18K-2P-N Hybrid Inverter is a powerful and intelligent energy management solution designed for off-grid, grid-tied, and backup power applications. With 18,000W continuous output and up to 36,000W surge power, it can easily support large residential loads and demanding appliances. The inverter supports high PV input capacity, advanced battery integration, and smart monitoring, making it ideal for modern solar energy systems. Built with high efficiency and robust protection features, it provides reliable performance for both residential and commercial installations.

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