14kW US Standard 3 Phase Solar Power Inverter

14KW US Standard 3 Phase Solar Power Inverter

A professional-grade 3 Phase Solar Power Inverter engineered for the US market, delivering robust power conversion and intelligent energy management for commercial and large residential applications.

inquiry

NK-SEI-14K

NK-SEI-16K

NK-SEI-18K

Rated Output Power: 14000W
Waveform: Pure sine wave
Rated Output Voltage:120/208 Vac (Three-phase)
Max. PV Input Power: 22400W
Max. PV Input Current: 40A + 40A + 40A
Rated Battery Voltage: 40V-60V
IP Grade: IP65
Dimensions: 480x860x313mm
Weight: 59kg
Parallel Capacity: 1-9 units

Rated Output Power: 16000W
Waveform: Pure sine wave
Rated Output Voltage:120/208 Vac (Three-phase)
Max. PV Input Power: 25600W
Max. PV Input Current: 40A + 40A + 40A
Rated Battery Voltage: 40V-60V
IP Grade: IP65
Dimensions: 480x860x313mm
Weight: 59kg
Parallel Capacity: 1-9 units

Rated Output Power: 18000W
Waveform: Pure sine wave
Rated Output Voltage:120/208 Vac (Three-phase)
Max. PV Input Power: 28800W
Max. PV Input Current: 40A + 40A + 40A
Rated Battery Voltage: 40V-60V
IP Grade: IP65
Dimensions: 480x860x313mm
Weight: 59kg
Parallel Capacity: 1-9 units

Why Choose

High-Efficiency PV Input

• 3 Independent MPPT Channels: Each supports up to 600V open-circuit voltage and 40A current, allowing 1.6x over-paneling for complex installation scenarios.

• Rapid Charge/Discharge: Maximum current of 330A for significantly improved battery cycling efficiency.
Intelligent Operation & Control

• Smart Load Management: Automatically prioritizes power for critical loads.
• Time-of-Use Management: Configurable for peak/off-peak rates to reduce electricity costs.
• AC Coupling Compatibility: Seamlessly integrates with existing solar systems for retrofits and upgrades.
Scalability & Reliability

• Parallel Capability: Connect up to 9 units for a total system capacity of 162kW.
• 200A Grid Bypass: Ensures continuous power by automatically switching during grid anomalies.
• Dual Activation: Can be activated by either grid or PV power, suitable for off-grid start-up.
• True 3-Phase Design: Operates without a neutral wire, simplifying wiring and enhancing safety.
Application

Small to medium commercial facilities, farms, retail stores

Large residential properties and community microgrids

Three-phase energy storage retrofit projects

This 3 Phase Solar Power Inverter combines high-efficiency energy harvesting, intelligent management, and reliable operation, delivering a professional, code-compliant solar+storage solution for the Americas market.
COMPANY INTRODUCE

Guangdong Namkoo Power Co.,Ltd. have more than 15 years factory experience for solar power products, power inverter pure sine wave products, solar battery storage,solar appliance products.More than 3000 successfully case have installed in 100+ countries.Germany technology, China price, Global service. Sincerely welcome everyone join us and develop solar business.
FAQs

Q

1. Why use a 3 phase inverter for business?

A 3 phase inverter provides balanced power for heavy equipment. Our model delivers stable three-phase output ideal for inverter commercial use.

Q

2. What makes this inverter commercial grade?

This inverter commercial unit supports 9-unit parallel setup (162kW total), 330A charging, and is built for continuous operation in demanding environments.

Q

3. How does it improve a 3 phase solar system?

With 3 independent MPPT trackers and 600V input, our 3 phase inverter maximizes energy harvest in any 3 phase solar system layout.

Q

4. Is this 3 phase inverter reliable?

Yes, it includes 200A grid bypass, smart load management, and dual activation—all designed for reliable inverter commercial performance.

Q

5. Can it work with existing systems?

Absolutely. This 3 phase inverter offers AC coupling and generator ports, making it easy to integrate into your current 3 phase solar system.