4-6.5kW Namkoo Hybrid Solar Inverters | US Standard Split Phase

5kW 6.5kW US Standard Hybrid Solar Inverters 110V 220V Split Phase

Namkoo’s professional solar inverters are specifically engineered for American households, delivering reliable split-phase power with complete voltage compatibility across 110V/220V systems. These advanced inverters combine cutting-edge technology with user-friendly design to meet the diverse energy needs of modern homes.

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NK-SEI-4K-UP

NK-SEI-5K-UP

NK-SEI-6K-UP

NK-SEI-6.5K-UP

Rated Output Power: 4000W
Waveform: Pure sine wave
Rated Output Voltage:120/240 Vac (Split-phase); 120/208 Vac (Three-phase)
Max. PV Input Power: 6000W + 6000W
Max. PV Input Current: 32Adc + 32Adc
Rated Battery Voltage: 48V
IP Grade: IP65
Dimensions: 400x760x250mm
Weight: 42kg
Parallel Capacity: 1-6 units(3-phase output available with 2 or more units)

Rated Output Power: 5000W
Waveform: Pure sine wave
Rated Output Voltage:120/240 Vac (Split-phase); 120/208 Vac (Three-phase)
Max. PV Input Power: 6000W + 6000W
Max. PV Input Current: 32Adc + 32Adc
Rated Battery Voltage: 48V
IP Grade: IP65
Dimensions: 400x760x250mm
Weight: 42kg
Parallel Capacity: 1-6 units(3-phase output available with 2 or more units)

Rated Output Power: 6000W
Waveform: Pure sine wave
Rated Output Voltage:120/240 Vac (Split-phase); 120/208 Vac (Three-phase)
Max. PV Input Power: 6000W + 6000W
Max. PV Input Current: 32Adc + 32Adc
Rated Battery Voltage: 48V
IP Grade: IP65
Dimensions: 400x760x250mm
Weight: 42kg
Parallel Capacity: 1-6 units(3-phase output available with 2 or more units)

Rated Output Power: 6500W
Waveform: Pure sine wave
Rated Output Voltage:120/240 Vac (Split-phase); 120/208 Vac (Three-phase)
Max. PV Input Power: 6000W + 6000W
Max. PV Input Current: 32Adc + 32Adc
Rated Battery Voltage: 48V
IP Grade: IP65
Dimensions: 400x760x250mm
Weight: 42kg
Parallel Capacity: 1-6 units(3-phase output available with 2 or more units)

Why Choose

Superior Performance & Efficiency

• Advanced MPPT technology with 99.9% tracking efficiency

• Dual PV inputs supporting up to 32A each for maximum solar harvesting

• Pure sine wave AC output with minimal harmonic distortion

• Wide voltage range compatibility for optimal energy production
Smart Integration & Easy Management

• Supports lithium battery BMS communication and fast 140A charging
• Time-slot control for intelligent peak/off-peak optimization
• Remote monitoring and control capabilities
• Quick installation with pre-configured settings and intuitive interface
Safety & Reliability

• UL certified with complete hardware/software protection
• Multiple safety approvals including anti-islanding and surge protection
• IP65 rated enclosure for all-weather operation
• Ground fault protection and automatic shutdown systems
Application

Single-family homes throughout the Americas

Backup power systems for essential loads

Energy independence and cost reduction projects

New construction and retrofit installations

These advanced solar inverters combine strict adherence to US electrical standards with sophisticated energy management features, providing homeowners with a complete, reliable power solution that ensures energy security and significant cost savings.

Check more Namkoo Residential project.
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. What is a power inverter and how does your PV inverter hybrid work?

A power inverter converts DC power into AC electricity for home use. Our advanced PV inverter hybrid intelligently manages solar, battery, and grid power, automatically switching between sources to ensure uninterrupted supply.

Q

2. How does Namkoo ensure product reliability?

We manufacture in our 10,000m² certified factory where each PV inverter hybrid undergoes strict quality control and performance testing to meet international standards.

Q

3. What technical support do you offer?

Our experienced engineering team provides comprehensive support, including system design and installation guidance. We also offer remote diagnostics and regular firmware updates for optimal performance.

Q

4. What is your delivery term and payment currency?

Accepted Delivery Terms:

FOB,CFR, CIF,EXW,FAS, CIP,FCA,CPT, DEQ,DDP,DDU, Express Delivery, DAF,DES

Accepted Payment Currency: USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF; Accepted Payment Type: T/T,L/C,D/P D/A, MoneyGram, Credit Card, PayPal, Western Union, Cash, Escrow

Q

5. What is your after sales service?

During the warranty ,ship free PCB by DHL or FEDEX. Our 24/7 customer support team ensures quick response to any technical inquiries.