Silfab SIL-410-BG 410W vs Mission Solar MSE PERC 72 385W
The Silfab SIL-410-BG 410W wins this comparison by a clear margin. It leads in efficiency (21.2% vs 20%) and matches or exceeds on warranty (25 vs 25 years). For most residential installations, the Silfab SIL-410-BG 410W is the stronger choice.
Key Differences
- • Silfab SIL-410-BG 410W is rated at 410W while Mission Solar MSE PERC 72 385W is rated at 385W, a 25W difference.
- • Silfab SIL-410-BG 410W achieves 21.2% efficiency vs 20% for the other, a 1.2 percentage point gap.
- • Both carry matching 25-year product warranties.
- • Silfab SIL-410-BG 410W has a superior temperature coefficient of -0.34%/°C vs -0.35%/°C, retaining more power in hot climates.
Specifications Breakdown
Module Efficiency
The Silfab SIL-410-BG 410W achieves 21.2% module efficiency compared to Mission Solar MSE PERC 72 385W's 20%, meaning Silfab SIL-410-BG 410W converts 1.2 percentage points more sunlight into electricity per square meter. In practical terms, the Silfab SIL-410-BG 410W produces 210.0 watts per square meter of panel area while the Mission Solar MSE PERC 72 385W produces 149.0 W/m². For rooftop installations where space is limited, this efficiency gap determines how many kilowatts you can fit on your available roof area. Over a 25-year system life, even a small efficiency advantage compounds into meaningful additional energy production.
Power Output
The Silfab SIL-410-BG 410W delivers 410W per panel versus 385W for the Mission Solar MSE PERC 72 385W, a 25W difference per module. To build an 8 kW residential system, you would need 20 Silfab SIL-410-BG 410W panels or 21 Mission Solar MSE PERC 72 385W panels. Choosing the higher-wattage option saves 1 panel, reducing total racking hardware, wiring, and installation labor costs. Higher wattage per panel is particularly valuable for commercial-scale installations where panel count directly impacts balance-of-system costs.
Temperature Coefficient
The Silfab SIL-410-BG 410W has a temperature coefficient of -0.34%/°C versus -0.35%/°C for the Mission Solar MSE PERC 72 385W. On a hot summer day when cell temperature reaches 65°C (40°C above the 25°C STC baseline), the Silfab SIL-410-BG 410W retains 93.2% of its rated power while the other retains 93.0%. While the numerical gap is modest, it still accumulates over decades of summer production, especially in southern latitudes with prolonged peak heat hours.
Warranty Coverage
The Silfab SIL-410-BG 410W is backed by a 25-year product warranty and 30-year performance guarantee, while the Mission Solar MSE PERC 72 385W offers 25-year product and 25-year performance coverage. Both offer identical product warranty duration. Based on their published degradation rates (1% first year then 0.4%/year for Silfab SIL-410-BG 410W; 1% first year then 0.4%/year for Mission Solar MSE PERC 72 385W), after 25 years the Silfab SIL-410-BG 410W should retain approximately 89.4% of original output versus 89.4% for the Mission Solar MSE PERC 72 385W. The end-of-life output levels are closely matched.
Physical Dimensions & Weight
The Silfab SIL-410-BG 410W measures 1722×1134×30mm and weighs 21 kg, while the Mission Solar MSE PERC 72 385W measures 2278×1134×35mm at 26 kg. 1.95 m² of panel area for the Silfab SIL-410-BG 410W versus 2.58 m² for the Mission Solar MSE PERC 72 385W. The Silfab SIL-410-BG 410W is 5.0 kg lighter per panel, which reduces structural load requirements on the roof and makes handling easier during installation. For a 20-panel system, that is a total weight difference of 100 kg. The more compact Silfab SIL-410-BG 410W may be easier to fit on irregularly shaped or space-limited rooftops.
Specification Comparison
| Specification | Silfab SIL-410-BG 410W | Mission Solar MSE PERC 72 385W |
|---|---|---|
| Power | 410W | 385W |
| Efficiency | 21.2% | 20% |
| Power Density | 19.5 W/sq ft | 13.8 W/sq ft |
| Cell Type | PERC Mono | PERC Mono |
| Bifacial | No | No |
| Weight | 21 kg | 26 kg |
| Temp Coefficient | -0.34%/°C | -0.35%/°C |
| Snow Load | 5400 Pa | 2400 Pa |
| Wind Load | 2400 Pa | 2400 Pa |
| Product Warranty | 25 years | 25 years |
| Performance Warranty | 30 years | 25 years |
| Degradation (Year 1) | 1% | 1% |
| Annual Degradation | 0.4% | 0.4% |
| Country | United States | United States |
5-Dimension Head-to-Head Analysis
1. Efficiency & Power Density
Winner: Silfab SIL-410-BG 410WThe Silfab SIL-410-BG 410W achieves 21.2% efficiency versus 20% — a 1.2 percentage point advantage. On a typical 30-panel residential roof, this translates to approximately 0.8 kW more total system capacity, or 4 kWh more annual production in an average US location.
2. Hot Climate Performance
Winner: Silfab SIL-410-BG 410WThe Silfab SIL-410-BG 410W has a better temperature coefficient of -0.34%/°C versus -0.35%/°C. On a 45°C summer day (20°C above STC), the winner retains 93.2% of rated power versus 93.0%. The difference is modest but accumulates over 25 years of summer production.
3. Durability & Warranty
Winner: TieBoth panels offer identical 25-year product warranties and 0.4% annual degradation. Neither has a durability advantage.
4. Power Output
Winner: Silfab SIL-410-BG 410WThe Silfab SIL-410-BG 410W delivers 410W versus 385W per panel — 25W more. For an 8 kW system, you need 20 panels with the higher-wattage option versus 21 panels, saving 1 panels and the associated racking and labor costs.
5. Cell Technology
Winner: TieBoth panels use PERC Mono cell technology. No technology advantage for either product.
Silfab SIL-410-BG 410W
The SIL-410-BG is Silfab's all-black residential PERC panel offering 410W with US manufacturing and a 25-year warranty.
Pros
- + US manufactured
- + All-black aesthetics
- + 25-year warranty
- + ARRA compliant
Cons
- - Standard PERC efficiency
- - Higher cost per watt
- - Limited model range
Mission Solar MSE PERC 72 385W
Mission Solar's 72-cell PERC panel delivers 385W in a commercial form factor, ideal for larger US-made installations.
Pros
- + US manufactured commercial panel
- + 25-year warranty
- + 72-cell format
- + ARRA compliant
Cons
- - Lower efficiency
- - Heavy commercial size
- - Older technology
Choose Silfab SIL-410-BG 410W If...
- ✓ Your roof space is limited and you need maximum power per panel
- ✓ You want fewer panels to reach your target system size, reducing racking and labor costs
- ✓ You live in a hot climate (Arizona, Texas, Florida) where heat performance matters
- ✓ Homeowners wanting US-made, all-black panels with Buy America compliance.
Choose Mission Solar MSE PERC 72 385W If...
- ✓ Commercial projects requiring US-manufactured 72-cell panels.
Our Recommendation
We recommend the Silfab SIL-410-BG 410W for most buyers in this comparison. It wins 3 of 5 key dimensions and offers a clear advantage in the metrics that matter most for a solar panel purchase. The Mission Solar MSE PERC 72 385W remains a good product, but the Silfab SIL-410-BG 410W delivers better overall value for the majority of installations.
Frequently Asked Questions
Which is better, Silfab SIL-410-BG 410W or Mission Solar MSE PERC 72 385W?
The Silfab SIL-410-BG 410W wins this comparison by a clear margin. It leads in efficiency (21.2% vs 20%) and matches or exceeds on warranty (25 vs 25 years). For most residential installations, the Silfab SIL-410-BG 410W is the stronger choice.
Which panel is more efficient, Silfab SIL-410-BG 410W or Mission Solar MSE PERC 72 385W?
The Silfab SIL-410-BG 410W at 21.2% module efficiency. Higher efficiency means more watts per square foot of roof space, which is critical for space-constrained installations. The difference of 1.2 percentage points translates to approximately 25W per panel under standard test conditions.
Which has a better warranty, Silfab SIL-410-BG 410W or Mission Solar MSE PERC 72 385W?
The Silfab SIL-410-BG 410W comes with a 25-year product warranty and 30-year performance guarantee. The Mission Solar MSE PERC 72 385W offers 25-year product and 25-year performance warranties. Both offer identical warranty terms.
Which panel performs better in hot weather?
The Silfab SIL-410-BG 410W has a temperature coefficient of -0.34%/°C and the Mission Solar MSE PERC 72 385W is -0.35%/°C. Silfab SIL-410-BG 410W retains more power in heat — important in states like Arizona, Texas, and Florida. A lower (less negative) temperature coefficient is better.
How many Silfab SIL-410-BG 410W vs Mission Solar MSE PERC 72 385W panels do I need for an 8 kW system?
For an 8 kW system: you need 20 Silfab SIL-410-BG 410W panels (410W each) or 21 Mission Solar MSE PERC 72 385W panels (385W each). The Silfab SIL-410-BG 410W requires fewer panels, saving on racking hardware and installation labor.
Related Resources
Last updated: February 2026