Middle of its segment, modest efficiency
The Phono Solar Monocrystalline 144 series consists of modules based on 144 monocrystalline half-cut cells, designed to effectively minimize energy losses under typical operating conditions. The use of PERC technology and half-cut cell division improves performance under partial shading and reduces the risk of localized overheating, leading to more stable daily production. The series also features improved shading tolerance thanks to an optimized connection architecture and PID resistance, which is particularly important for installations operating for years in varying humidity and temperature conditions. This series is ideal for investors who want to combine high performance with predictability, from single-family homes to larger commercial rooftops. The durable design (including enhanced mechanical resistance) makes it easy to choose for demanding locations. It stands out from the competition due to its focus on long-term reliability and practical solutions that minimize losses in real-world operation.
Ranking
Signals from the data
Residential, commercial and shaded-installations.
Tight roof space, roofs where every square metre has to count and owners who want a long output guarantee.
Bottom 3% of the N-type 450-500 W segment, against a median of 22.52%. Ranked 11,115th in the whole database.
Bottom 3% of the N-type 450-500 W segment, against a median of 225.3. Ranked 11,093rd in the whole database.
Bottom 7% of the N-type 450-500 W segment, against a median of 30 yrs. Ranked 9,912th in the whole database.
N-type cells instead of older P-type PERC deliver a lower LID/LeTID degradation rate and a better power temperature coefficient, translating into a real energy yield gain during hot summer months.
Half-cut cell segmentation reduces resistive losses and improves partial-shading tolerance, while certified PID resistance protects the module from power loss in installations exposed to years of high humidity.
Phono Solar has been continuously listed on the Bloomberg NEF Tier 1 list since 2014, confirming manufacturer financial stability and easing bank/leasing financing for the project, particularly relevant for commercial installations.
The series has been on the market since 2018 and has not been discontinued, meaning a long operational track record and continued warranty service availability - an advantage over newer, unproven competitor models.
The manufacturer offers a 25-year linear power output warranty, which combined with a recognized Tier-1 brand gives investors predictable energy production over the full lifetime of the installation.
Maximum efficiency of 21.1% is notably lower than competitors in the same 460 Wp power class - Axitec AXIbiperfect GR WB (22.54%), SunKean SKT440~460M12-96D4 (23.02%), and DMEGC INFINITY RT (23%). This means a larger module footprint is needed for the same power output, potentially limiting array density on smaller roofs.
The 15-year product warranty is shorter than the standard now offered by many next-generation TOPCon manufacturers, who increasingly provide 25-year product warranties matched to the linear power warranty.
- At 20.6% efficiency, this panel is 1.9pp below the N-type 450-500W median of 22.5%
- 206.4 W/m² power density is 18.9 W/m² below N-type 450-500W median (225.3 W/m²) - requires larger installation area
- At -0.29%/°C, hot weather performance is typical for N-type 450-500W panels
- #11115 for efficiency, #2220 for temperature performance out of 14129 panels
Specifications
Datasheet charts
Measured curves published by Phono Solar in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 450 Wp appear here. The rest cover the whole series.
Simulations
Degradation from this panel's own datasheet figures. No inverter, soiling or shading losses.
Found 234 panels of the same or similar size to this one, within ±10 mm. See them here Found 325 panels of the same or similar size to this one, within ±25 mm. See them here Found 352 panels of the same or similar size to this one, within ±50 mm. See them here Found 1082 panels of the same or similar size to this one, within ±100 mm. See them here
About the Monocrystalline 144 series
These answers cover the whole series. Where a figure differs, the specification above is this module's own.