450W Solar Panel — Authentic Monocrystalline PERC UL CEC Listed SG450WM
The 450w solar panel SG450WM is a PERC Monocrystalline solar panel delivering 450W peak power from 120 large-format 7.2×3.6 inch cells — certified to UL 61730 CE TUV and CEC Listed standards with a 25-year 80% output performance warranty and 12-year material and workmanship guarantee. At 49.2 lbs and 75.2×44.7 inches this panel balances substantial per-panel output with manageable dimensions for a wide range of residential and off-grid installation applications.
Table of Contents
- Product Details
- About The 450W PERC Panel
- Solar Panel Sizes
- How Long Do Solar Panels Last
- Solar Panel For RV
- Performance And Warranty
- FAQ
Product Details
| Specification | Value |
|---|---|
| Model | SG450WM |
| Peak Power | 450W |
| Tolerance | ±3% |
| Max Power Current | 13.16A |
| Max Power Voltage | 34.2V |
| Short Circuit Current | 13.82A |
| Open Circuit Voltage | 41.72V |
| Max System Voltage | 1500V |
| Wind Resistance | 2400Pa |
| Output Cables | 12 AWG 1ft per cable |
| Number of Cells | 120 — 6×20 — 60 in series |
| Cell Type | PERC Monocrystalline 7.2×3.6 in |
| Certifications | UL 61730 CE TUV CEC Listed |
| Product Weight | 49.2 lbs |
| Product Dimensions | 75.2 x 44.7 x 1.4 inch |
| Package Weight 2PCS | 113.5 lbs |
| Package Dimensions 2PCS | 78.0 x 47.2 x 3.1 inch |
About The 450W PERC Panel
The solar panel monocrystal 450w SG450WM uses PERC Monocrystalline cell technology in the large-format 7.2×3.6 inch cell size — the current industry standard for high-efficiency residential solar panels. The PERC passivation layer on the rear of each cell reduces electron recombination — improving conversion efficiency above what standard monocrystalline cells achieve and delivering more power per panel area across all operating conditions.
The 450w solar panels output level represents the practical mid-range for residential solar installations — high enough to meaningfully contribute to household energy requirements while remaining in a panel size and weight category that is manageable for most roof types and standard installation equipment.
Solar Panel Sizes
Understanding solar panel sizes helps in planning the right installation for your property. The SG450WM at 75.2×44.7 inches sits in the mid-size category — smaller and lighter than 550W and 560W panels while delivering significantly more output per panel than 370W and 415W alternatives:
| Panel | Dimensions | Weight | Output |
|---|---|---|---|
| SG370WM | 63.23×44.65 in | 41.8 lbs | 370W |
| SG415WM | 67.8×44.6 in | 45.8 lbs | 415W |
| SG450WM | 75.2×44.7 in | 49.2 lbs | 450W |
| SG500WM | 82.44×44.65 in | 56.2 lbs | 500W |
Selecting the right solar panel sizes for your installation requires balancing available roof area structural load capacity inverter compatibility and total target system output.
How Long Do Solar Panels Last
How long do solar panels last is the most important question for any solar investment decision. The SG450WM carries a structured performance warranty confirming:
| Period | Guaranteed Output |
|---|---|
| 5 Years | 95% of rated output |
| 10 Years | 90% of rated output |
| 25 Years | 80% of rated output |
| Workmanship | 12 year material warranty |
How long do solar panels last in practical terms — this warranty structure guarantees a minimum 25-year operational lifespan with measurable minimum output confirmed at each milestone.
Solar Panel For RV
The solar panel for rv application of the SG450WM is suited to larger fixed RV roof installations where higher per-panel output reduces the number of panels required — the 49.2 lb weight and 75.2 inch length making it compatible with most Class A and larger Class C recreational vehicle roof mounting systems. The UL 61730 CEC Listed certification confirms safety compliance across residential and recreational vehicle installation contexts.
Browse our full Monocrystalline Solar Panels and PERC Solar Panels collections for more options.
Frequently Asked Questions
Q: What is the 450w solar panel SG450WM? The 450w solar panel SG450WM is a PERC Monocrystalline panel — 120 cells — 75.2×44.7 inches — 49.2 lbs — UL CE TUV CEC certified — delivering 450W peak at 1500V with a 25-year 80% output warranty.
Q: What is the solar panel monocrystal 450w cell type? The solar panel monocrystal 450w SG450WM uses PERC Monocrystalline cells in 7.2×3.6 inch large format — combining single-crystal silicon efficiency with rear passivation enhancement for superior output over standard monocrystalline alternatives.
Q: What are solar panel sizes for the 450W option? Solar panel sizes for the 450W SG450WM are 75.2×44.7×1.4 inches at 49.2 lbs — a mid-size format that balances substantial 450W output with manageable dimensions for residential rooftop and off-grid installations.
Q: How long do solar panels last with this warranty? How long do solar panels last — the SG450WM guarantees 95% output at 5 years 90% at 10 years and 80% at 25 years — with a 12-year material and workmanship warranty confirming long-term investment protection.
Q: Is the 450w solar panel suitable as a solar panel for rv? Yes — the solar panel for rv application of the SG450WM suits larger fixed RV roof installations — the UL 61730 CEC Listed certification confirming safety compliance and the 450W output reducing total panel count requirements for meaningful off-grid charging capacity.
| Quantity | 10PCS, 12PCS, 14PCS, 16PCS, 18PCS, 20PCS, 2PCS, 4PCS, 6PCS, 8PCS |
|---|
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