Middle of its segment, weak in heat
The HiDM (High Density Mono PERC) series from Canadian Solar stands out for its unique high-density cell packing of monocrystalline PERC cells, which uses nearly the entire surface of the module and minimizes losses from gaps between cells. This approach translates into a real increase in energy yield from the same roof area, making the HiDM series particularly attractive for installations with limited mounting space, where every available square meter counts. The panels feature better shading tolerance, meaning reduced sensitivity to partial shading from chimneys, antennas, or neighboring buildings - a common issue in urban and suburban installations. Thanks to lower internal current, the modules achieve a lower hot-spot temperature, which increases operational safety and reduces the risk of cell degradation under harsh conditions. The design minimizes the impact of micro-cracks on performance, and the reinforced frame withstands heavy snow and wind loads, which matters in regions with harsh climates. The HiDM series works well both for rooftop installations on single-family homes and for smaller commercial systems, where reliability and maximum use of available space are the priority.
Ranking
Signals from the data
Residential and commercial.
Hot climates, tight roof space and roofs where every square metre has to count.
Bottom 5% of the PERC 400-450 W segment, against a median of -0.350. Ranked 13,161st in the whole database.
Bottom 6% of the PERC 400-450 W segment, against a median of 20.60%. Ranked 12,677th in the whole database.
Bottom 7% of the PERC 400-450 W segment, against a median of 206.2. Ranked 12,642nd in the whole database.
The High Density Mono PERC design minimizes inter-cell gaps, delivering more energy from the same roof footprint than conventional PERC modules - a key advantage for space-constrained residential installations.
Lower internal cell current reduces hot-spot temperature and shading sensitivity, easing the impact of chimneys, antennas, or nearby structures - a common issue in urban and suburban installations.
Canadian Solar has operated since 2001 and consistently ranks as a Tier-1 bankable manufacturer, easing project financing and reducing long-term warranty-service risk.
The frame design supports operation in harsh climates with heavy snow or strong wind loads without increased risk of micro-crack-related degradation.
The 15-year product and 25-year power warranty match the established segment standard, providing investment predictability comparable to other Tier-1 series.
Efficiency of 19.4-20.5% trails comparable PERC series such as GCL-M10/54H (21.5%), RedSolar P series (21.52%), and Jinko JS-PERC (21.7%) by roughly 1-1.3 percentage points, meaning lower yield from the same roof area.
The HiDM series does not offer bifacial modules, which on suitable surfaces (light-colored roofs, snow) can add several extra percentage points of yield - an option present in newer competitor series.
Introduced in 2018, the series relies solely on PERC cells, while Canadian Solar itself is now ramping TOPCon production offering higher efficiency and lower degradation - HiDM risks becoming a secondary offering in the manufacturer's portfolio over time.
- Module efficiency of 19.6% is 1.0pp below average for PERC 400-450W panels (median: 20.6%)
- Power density of 196.5 W/m² is 9.7 W/m² below PERC 400-450W median (206.2 W/m²) - needs more roof space
- Temperature coefficient of -0.37%/°C is 0.02pp worse than PERC 400-450W median (-0.35%/°C) - higher losses in summer heat
- At 23.4 kg (1.4 kg above PERC 400-450W median of 22.0 kg), requires checking roof load capacity
- #12677 for efficiency, #13161 for temperature performance out of 14129 panels
Specifications
Simulations
Degradation from this panel's own datasheet figures. No inverter, soiling or shading losses.
Found 5 panels of the same or similar size to this one, within ±10 mm. See them here Found 5 panels of the same or similar size to this one, within ±25 mm. See them here Found 288 panels of the same or similar size to this one, within ±50 mm. See them here Found 660 panels of the same or similar size to this one, within ±100 mm. See them here
About the HiDM series
These answers cover the whole series. Where a figure differs, the specification above is this module's own.