460W Bifacial Solar Panel
Solar Panel
460 W mono PERC bifacial solar panel with 21.26% module efficiency. 30-year product / 30-year power warranty.
Normalized price
$0.42 per watt
$193 listed price
Methodology: lowest in-stock merchant price · normalized to nameplate
ground-mount or albedo-friendly install with bifacial gain
The data
Specifications
Electrical
| Wattage (Pmax) | 460 W |
|---|---|
| Module efficiency (STC) | 21.26% |
| Cell type | PERC |
| Bifacial | Yes |
| Open-circuit voltage (Voc) | 41.18 V |
| Short-circuit current (Isc) | 14.01 A |
| Voltage at Pmax (Vmp) | 35.4 V |
| Current at Pmax (Imp) | 12.99 A |
Construction
| Front glass | 3.2mm, anti-reflection coating, high transmission, low iron, tempered glass |
|---|---|
| Frame | Anodized Aluminum Alloy |
| Output cable | 4 mm² |
| Cable length | 1200 mm |
| Connector type | MC4-EVO2 |
| Dimensions | 1908 × 1134 × 35 mm |
Environmental
| Temp. coefficient (Pmax) | -0.35 %/°C |
|---|---|
| Temp. coefficient (Voc) | -0.2738 %/°C |
| Temp. coefficient (Isc) | 0.0453 %/°C |
| Mechanical load | 5400 Pa front / 5400 Pa back |
Warranty & compliance
| Product warranty | 30 years |
|---|---|
| Performance warranty | 30 years |
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Editorial
Best for, watch out for
Best for
- ground-mount or albedo-friendly install with bifacial gain
- long-hold projects (25+ year product warranty)
The market
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The shortlist
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Common questions
What people ask about the 460W Bifacial Solar Panel
Will the Aptos 460W Bifacial Solar Panel qualify for the federal solar tax credit?
FEOC compliance for Aptos 460W Bifacial Solar Panel hasn't been independently confirmed by us. Section 25D — the residential ITC — expired Jan 1, 2026, so for cash purchases the question is moot. For leases or TPO, ask the installer to provide manufacturer FEOC documentation before signing.
What does the warranty actually cover?
Aptos 460W Bifacial Solar Panel carries a 30-year product warranty (defects in materials and workmanship) and a 30-year linear performance warranty. The product warranty matters most: panels in residential service rarely degrade past spec, but they do occasionally fail electrically. A short product warranty (under 15 years) is the bigger flag than a short performance warranty.
How does the temperature coefficient affect real-world output?
Aptos 460W Bifacial Solar Panel has a Pmax temp coefficient of -0.35%/°C. In summer, panel cells regularly run 25–35°C above ambient — so a 35°C cell at peak sun will lose roughly 12.3% of nameplate power. Panels with coefficients closer to -0.25%/°C (better) lose less in heat than panels at -0.35%/°C (worse). For hot-climate installs (TX, AZ) this gap is real annual production.
What's the realistic bifacial gain on a residential roof?
Aptos 460W Bifacial Solar Panel is bifacial. Realistic gain on a residential roof is much lower than the spec — typically 2–5% — because most roofs sit close to the rafters with dark underlayment that absorbs (rather than reflects) light. Bifacial pays back better on ground mounts over white gravel or on light-colored roofing. On a standard composition-shingle roof, treat the bifacial gain as a small bonus, not a planning assumption.
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