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Canadian Solar CS1U-410MS
Canadian Solar Brand review

CS1U-410MS

410 Wp PERC
ComparePV verdict

Middle of its segment, weak in heat

Rank 12,113 of 14,129
Compare panels Datasheet PDF
Power (Wp)
410
Typical for its class
Efficiency (%)
19.90
Weak · bottom 10%
Density (Wp/m²)
198.9
Weak · bottom 10%
Temp (%/°C)
-0.370
Weak · bottom 5%
Weight (kg)
23.4
Weak · 1.4 kg above median
Warranty (yrs)
25
Typical · median 25 yrs

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

954 panels in the segment PERC 400-450 W
Metric This panel Median Position in segment Overall rank
Module efficiency 19.90% 20.60% Weak · bottom 10% 12,416
Power density 198.9 206.2 Weak · bottom 10% 12,430
Temperature coefficient -0.370 -0.350 Weak · bottom 5% 13,161
Weight per kWp 57.1 53.0 Weak · bottom 24% 11,125
Performance warranty 25 yrs 25 yrs Typical 9,912
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

5 positive · 6 caution
Best for

Residential and commercial.

Not ideal for

Hot climates, roofs where every square metre has to count and tight roof space.

Watch-outs
-0.370 %/°C temperature coefficient

Bottom 5% of the PERC 400-450 W segment, against a median of -0.350. Ranked 13,161st in the whole database.

198.9 watts per square metre

Bottom 10% of the PERC 400-450 W segment, against a median of 206.2.

19.90% module efficiency

Bottom 10% of the PERC 400-450 W segment, against a median of 20.60%.

What owners get
High power density per roof area

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.

Improved partial-shading tolerance

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.

Tier-1 bankable manufacturer

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.

Reinforced frame for snow and wind loads

The frame design supports operation in harsh climates with heavy snow or strong wind loads without increased risk of micro-crack-related degradation.

25-year power warranty at market standard

The 15-year product and 25-year power warranty match the established segment standard, providing investment predictability comparable to other Tier-1 series.

Trade-offs
Lower efficiency than PERC peers

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.

No bifacial variant available

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.

PERC technology aging relative to TOPCon

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.

Notes from the database
  • Efficiency of 19.9% is 0.7pp below the PERC 400-450W median (20.6%)
  • 198.9 W/m² power density is 7.3 W/m² below PERC 400-450W median (206.2 W/m²) - requires larger installation area
  • -0.37%/°C temperature coefficient - 0.02pp worse than PERC 400-450W median (-0.35%/°C), expect higher hot weather losses
  • Weight of 23.4 kg is 1.4 kg above PERC 400-450W median (22.0 kg) - verify structural support
  • In the top 88% for efficiency among all PERC panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 410 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 19.90 % Weak Segment median 20.60%
Vmpp · Impp 44.50 V · 9.23 A Operating point at max power
Voc · Isc 53.60 V · 9.70 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2078×992×35 mm · 2.06 m² of roof
Weight 23.4 kg Weak Weak · 1.4 kg above median
Coefficient Pmax -0.370 %/°C Weak bottom 5% of its segment
Coefficient Voc · Isc -0.290 · 0.050 %/°C
NOCT 43 °C At 800 W/m², 20 °C ambient
Product warranty 15 years Hardware defects only
Performance warranty 25 years Typical median 25 yrs · median 25 yrs

Simulations

Live - change any input
Lifetime output & value
30 years at 1200 kWh/kWp/year and €0.50 per kWh
Power in year 30
-
Lifetime energy
-
Energy value
-

Degradation from this panel's own datasheet figures. No inverter, soiling or shading losses.

Heat losses
-0.370 %/°C against a segment median of -0.350
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Canadian Solar CS1U-410MS 410 W 19.90% -0.370 23.4 kg You are here
AIKO-A460-MAH54Mb 460 W 23.60% -0.290 20.5 kg +50 W, cooler, +3.7 pp
JST-EDMH-(445-465)W-TD (460W class) 460 W 23.56% -0.300 20.5 kg +50 W, cooler, +3.7 pp
LX-460M/182R-96+ GG 460 W 23.55% -0.260 23.5 kg +50 W, cooler, +3.7 pp
PS-MNB108(HCBF)-460W 460 W 23.53% -0.290 20.5 kg +50 W, cooler, +3.6 pp
JAT54S40-460/LR 460 W 23.50% -0.260 19.3 kg +50 W, cooler, +3.6 pp
LX-460M/182R188-108+ GG 460 W 23.35% -0.290 24.5 kg +50 W, cooler, +3.5 pp
AIKO-455-MAH54Db 455 W 23.30% -0.260 24.0 kg Cooler, +3.4 pp, +5 yr warranty
LR5-54HTH-455M 455 W 23.30% -0.290 20.8 kg +45 W, cooler, +3.4 pp
CS1U-400MS 400 W 19.40% -0.370 23.4 kg -10 W, -0.5 pp
CS1U-405MS 405 W 19.60% -0.370 23.4 kg -0.3 pp
CS1U-415MS 415 W 20.10% -0.370 23.4 kg +0.2 pp
CS1U-420MS 420 W 20.40% -0.370 23.4 kg +10 W, +0.5 pp
MS480NC-HJTPBFT 480 W 22.10% -0.260 23.0 kg +70 W, cooler, +2.2 pp
MS475NC-HJTPBFT 475 W 21.90% -0.260 23.0 kg +65 W, cooler, +2.0 pp
430W 430 W 21.62% -0.350 22.0 kg Cooler, +1.7 pp, +5 yr warranty
MS470NC-HJTPBFT 470 W 21.60% -0.260 23.0 kg +60 W, cooler, +1.7 pp

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

6 answered

These answers cover the whole series. Where a figure differs, the specification above is this module's own.

What is the maximum power output of the Canadian Solar HiDM panel?
Modules in the HiDM series reach a maximum power output of up to 420 Wp. This high output is achieved through densely packed monocrystalline PERC cells, which reduce losses in the gaps between cells and allow nearly the entire module surface to be used for energy production.
What warranty comes with Canadian Solar HiDM panels?
The manufacturer provides a 15-year product warranty and a 25-year power performance warranty. Canadian Solar is a Tier 1 manufacturer with a long track record in the market, which further increases confidence in warranty fulfillment throughout the system's operational lifetime.
Are HiDM panels suitable for roofs partially shaded by a chimney?
Yes, this is one of the series' key advantages. HiDM panels offer better shade tolerance than standard modules, meaning partial shading from a chimney, antenna, or neighboring building has less impact on the performance of the whole string. This makes them especially suitable for urban and suburban installations.
How does HiDM technology differ from standard PERC panels?
HiDM (High Density Mono PERC) refers to a denser arrangement of monocrystalline cells on the module surface, reducing dead space between cells. As a result, the same roof area yields more energy than with conventional PERC panels with standard cell spacing, which matters for installations with limited mounting space.
Are HiDM panels safe against hot-spot overheating risk?
Yes, thanks to lower internal current, HiDM modules run at a lower hot-spot temperature than many competing products. This reduces the risk of localized cell overheating and accelerated degradation, resulting in higher operational safety and a longer system lifespan.
Can Canadian Solar HiDM panels withstand heavy snow loads?
Yes, the HiDM series features a reinforced frame designed to withstand high snow and wind loads, making it a suitable choice for regions with harsh winter climates. The construction also minimizes the impact of microcracks on performance, increasing module durability under demanding weather conditions.
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