Important Note: LG exited the solar panel manufacturing business in June 2022, making these panels discontinued products with limited availability in 2025. LG continues to honor existing warranties and support customers, but no new panels are being produced.
LG NeON solar panels represented one of the most advanced photovoltaic technologies available during their production period, combining cutting-edge N-type cell technology with innovative design features to deliver exceptional performance and reliability. As a premium solar panel manufacturer, LG established the NeON series as a benchmark for high-efficiency residential and commercial solar installations before discontinuing production.
The LG NeON product line encompassed multiple series designed for different applications, from residential rooftops to large-scale commercial projects. Understanding the differences between NeON 2, NeON R, and NeON H series remains important for those considering remaining inventory or warranty replacements.
Complete LG NeON Product Line Overview
LG’s NeON solar panel family evolved significantly during its production period, with each generation incorporating technological improvements and enhanced performance characteristics. The final lineup included three main series, each optimized for specific applications and installation requirements.
NeON 2 Series: The Foundation of Excellence
The NeON 2 series represented LG’s core residential solar panel offering, featuring both 60-cell and 72-cell configurations. These panels utilized advanced N-type monocrystalline silicon cells combined with LG’s proprietary Cello Technology™ to achieve industry-leading efficiency ratings.
Key NeON 2 specifications:
- Power output range: 355W to 385W
- Efficiency ratings: 19.6% to 21.2%
- Available in both silver and black frame options
- Standard 60-cell format for residential applications
- Enhanced aesthetic design for premium installations
NeON R Series: Advanced Residential Performance
The NeON R series built upon the NeON 2 foundation with enhanced performance characteristics and improved manufacturing processes. These panels were specifically designed for residential applications where maximum efficiency and aesthetic appeal were priorities.
NeON R highlights:
- Power output: Up to 440W in 66-cell format
- Efficiency: Up to 22.3%
- Enhanced low-light performance
- Improved temperature coefficient
- Bifacial technology options available
NeON H Series: Commercial High-Power Solutions
The NeON H series targeted commercial and utility-scale installations with higher power output modules designed for maximum energy generation per unit area. These panels featured larger formats and enhanced durability specifications.
NeON H features:
- Power output: 430W to 450W
- Efficiency: Up to 20.5%
- 144-cell format options
- Enhanced mechanical load ratings
- Optimized for commercial mounting systems
Technical Specifications Deep Dive
Understanding the technical specifications of LG NeON panels remains essential for system design and performance prediction. Each series incorporated specific technologies that contributed to their exceptional performance characteristics.
Efficiency Ratings and Power Output
LG NeON panels achieved their high efficiency through a combination of advanced cell technology and innovative module design. The efficiency ratings ranged from 19.6% in the base NeON 2 models to 22.3% in the premium NeON R series, placing them among the most efficient panels available during their production period.
The power output varied significantly across the product line:
- NeON 2 60-cell: 355W to 385W
- NeON R 60-cell: 380W to 405W
- NeON H 144-cell: 430W to 450W
N-Type Monocrystalline Cell Technology
All LG NeON panels utilized N-type monocrystalline silicon cells, which offer several advantages over traditional P-type cells. N-type cells demonstrate superior resistance to light-induced degradation, better performance in high-temperature conditions, and longer operational lifespans.
The N-type cell technology contributed to:
- Lower initial degradation rates
- Better performance stability over time
- Enhanced efficiency in real-world conditions
- Improved resistance to potential-induced degradation (PID)
Cello Technology™ Innovation
LG’s proprietary Cello Technology™ represented a significant advancement in solar cell interconnection. This technology replaced traditional ribbon connections with 12 thin wires, reducing resistive losses and improving overall module efficiency.
Cello Technology™ benefits:
- Reduced series resistance
- Improved current collection
- Enhanced reliability through redundant connections
- Better performance in partial shading conditions
Key Features and Innovations
LG NeON panels incorporated several innovative features that distinguished them from conventional solar panels. These technologies worked together to maximize energy production, enhance durability, and improve overall system performance.
12-Wire Busbar Technology
The advanced 12-wire busbar design in NeON panels significantly improved current collection compared to traditional 3-busbar configurations. This technology reduced resistive losses and enhanced overall module efficiency, particularly important in high-current applications.
Back-Contact Design Advantages
Many NeON models featured back-contact cell designs that eliminated front-surface shading from metal contacts. This design maximized the active cell area exposed to sunlight, contributing to higher efficiency and improved aesthetic appearance.
Enhanced Durability Specifications
LG NeON panels were engineered to withstand extreme environmental conditions with impressive mechanical load ratings:
- Front load capacity: 6000 Pa (approximately 125 psf)
- Rear load capacity: 5400 Pa (approximately 113 psf)
- Resistance to hail impact up to 25mm diameter
- Operating temperature range: -40°C to +85°C
Aesthetic Design for Premium Installations
The NeON series emphasized visual appeal with sleek black frames and uniform cell appearance. The black frame options were particularly popular for residential installations where aesthetic integration with roofing materials was important.
Warranty and Performance Guarantees
LG provided comprehensive warranty coverage for NeON panels, demonstrating confidence in their long-term performance and reliability. The company continues to honor these warranties even after exiting the solar business.
25-Year Product Warranty Details
LG offered an industry-leading 25-year product warranty covering manufacturing defects and material failures. This extended coverage period reflected the high-quality construction and rigorous testing protocols applied to NeON panels.
Enhanced Performance Warranty
The performance warranty guaranteed specific power output levels over the panel’s operational lifetime:
- Year 1: Minimum 97% of rated power
- Year 25: 86% of original power output
- Annual degradation: Maximum 0.4% to 0.6% per year
Linear Degradation Rates
Unlike step-down warranty structures used by some manufacturers, LG provided linear degradation guarantees that offered more predictable performance over time. This approach provided better long-term value and more accurate energy production forecasting.
Labor Cost Coverage
LG included up to $450 in labor costs for warranty repairs or replacements, reducing the financial burden on system owners when warranty claims were necessary.
Installation and Compatibility
Proper installation was crucial for maximizing the performance and longevity of LG NeON panels. Understanding compatibility requirements and installation best practices ensured optimal system performance.
Mounting System Requirements
LG NeON panels were compatible with most standard mounting systems, including:
- Rail-based mounting systems for sloped roofs
- Ballasted systems for flat commercial roofs
- Ground-mount tracking systems
- Pole-mount configurations
Inverter Compatibility
NeON panels worked effectively with all major inverter brands and technologies:
- String inverters: SolarEdge, Fronius, SMA, Enphase
- Power optimizers: SolarEdge, Tigo, Huawei
- Microinverters: Enphase IQ series, APsystems
System Design Considerations
When designing systems with LG NeON panels, consider:
- Maximum system voltage: 1000V or 1500V depending on model
- Temperature derating factors for high-temperature climates
- Optimal tilt angles for geographic location
- Spacing requirements for maintenance access
Performance Analysis and Real-World Testing
Independent testing and real-world performance data demonstrated the superior performance characteristics of LG NeON panels across various environmental conditions and applications.
Independent Third-Party Test Results
Leading testing laboratories including NREL, TÜV, and UL validated LG NeON performance claims through rigorous testing protocols. These tests confirmed efficiency ratings, durability specifications, and long-term reliability projections.
Climate Performance Variations
LG NeON panels demonstrated excellent performance across different climate conditions:
- Hot climates: Superior temperature coefficient minimized power loss
- Cold climates: Enhanced low-temperature performance
- Humid environments: Excellent moisture resistance
- High-altitude installations: Proven performance at elevation
ROI Calculations and Payback Periods
The high efficiency and long-term reliability of NeON panels typically resulted in favorable return on investment calculations. Payback periods generally ranged from 6 to 10 years depending on local electricity rates, incentives, and system size.
Pricing and Value Analysis
Note: Since LG discontinued production, pricing information reflects historical data and remaining inventory availability.
LG NeON panels commanded premium pricing reflecting their advanced technology and superior performance characteristics. Current 2025 market pricing for solar panels averages $2.56 per watt, though LG panels may command higher prices due to limited availability.
Historical Market Pricing Structure
Pricing varied by series and application during production:
- NeON 2 series: $2.50 – $3.00 per watt
- NeON R series: $2.80 – $3.50 per watt
- NeON H series: $3.00 – $3.80 per watt
Value Proposition Analysis
While NeON panels carried premium pricing, the value proposition included:
- Higher energy production per panel
- Extended warranty coverage
- Superior long-term reliability
- Enhanced aesthetic appeal
- Proven track record of performance
Total Cost of Ownership
When evaluating total cost of ownership, consider:
- Higher initial efficiency reduced system size requirements
- Lower degradation rates maintained performance longer
- Extended warranties reduced replacement costs
- Superior reliability minimized maintenance expenses
Where to Buy and Installation Options
Important: Since LG’s exit from solar manufacturing, suppliers can only sell existing inventory until it runs out. New LG panels are no longer available.
Remaining LG NeON panels may be available through:
Authorized Dealers and Distributors
LG’s former network of authorized dealers including:
- Solar Electric Supply
- CED Greentech
- Krannich Solar
- Regional solar distributors (limited inventory)
Professional vs. DIY Installation
While DIY installation is possible for experienced individuals, professional installation offers several advantages:
- Warranty compliance assurance
- Proper system design and optimization
- Code compliance and permitting
- Safety and liability protection
Financing Options
Multiple financing options remain available for solar panel systems:
- Solar loans with competitive interest rates
- Power purchase agreements (PPAs)
- Solar leasing programs
- PACE financing in eligible areas
Maintenance and Troubleshooting
LG NeON panels require minimal maintenance but benefit from periodic inspection and cleaning to maintain optimal performance.
Routine Maintenance Requirements
Basic maintenance includes:
- Visual inspection for damage or debris
- Cleaning panels when soiling is significant
- Monitoring system performance data
- Checking electrical connections annually
For optimal performance, regular cleaning restores performance and extends panel lifespan. Professional solar panel maintenance services can ensure your system operates at peak efficiency.
Performance Monitoring Best Practices
Effective monitoring involves:
- Installing production monitoring systems
- Tracking daily and monthly energy output
- Comparing actual vs. expected performance
- Identifying underperforming panels quickly
Common Issues and Solutions
While NeON panels were highly reliable, potential issues include:
- Soiling: Regular cleaning restores performance
- Shading: Trim vegetation or install optimizers
- Hot spots: Usually indicates electrical issues requiring professional attention
- Physical damage: Contact installer for assessment and warranty claims
Current Status and Recommendations
LG exited the solar panel manufacturing business in 2022, but continues to honor warranties and provide customer support. The company maintains inventory for warranty replacements.
Current Market Status
Key considerations for 2025:
- Limited availability through existing dealer inventory
- Continued warranty support and customer service
- Maintained stock for warranty replacements
- No new product development or manufacturing
Alternative Recommendations
For those seeking similar high-efficiency panels in 2025, consider:
- REC Alpha series (N-type technology)
- Panasonic HIT series (heterojunction technology)
- Canadian Solar BiHiKu series (high-power options)
Expert Recommendations
Solar industry experts recommend LG NeON panels (where available) for applications where:
- Long-term reliability is paramount
- Space constraints require high efficiency
- Aesthetic integration is important
- Premium performance justifies higher cost
LG NeON solar panels represented a premium choice in the solar market during their production period, offering exceptional efficiency, reliability, and performance backed by industry-leading warranties. While LG exited the solar manufacturing business in 2022, existing panels continue to provide excellent performance, and the company honors all warranties for existing installations. For those fortunate enough to find remaining inventory, NeON panels remain an excellent choice, though buyers should consider alternative high-efficiency options for new installations in 2025.