--- title: "HT-SAAE HT54-18X(N)-465W Solar Panel: Specs & Datasheet | ComparePV" description: "HT-SAAE HT54-18X(N)-465W solar panel. Specs: 23.30% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/ht-saae-ht54-18x-n-465w" image: "https://comparepv.com/og/panel/ht-saae-ht54-18x-n-465w.png" updated: 2026-09-11 --- # HT-SAAE HT54-18X(N)-465W Light for its output, weak in heat 1,096 panels in the segment TOPCon 450-500 W ## Identity - **Manufacturer:** HT-SAAE - **Model:** HT54-18X(N)-465W - **Series:** HT54-18X(N) - **Rated power:** 465 W - **Cell technology:** TOPCon ## How it compares Compared against segment TOPCon 450-500 W (1096 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 465 W | 465 W | Typical | | | Module efficiency | 23.30% | 22.52% | Strong - top 9% | 1,057 | | Power density | 232.7 | 225.2 | Strong - top 10% | 1,156 | | Temperature coefficient | -0.310 | -0.290 | Weak - bottom 6% | 8,069 | | Weight (kg) | 21.0 kg | 24.0 kg | Strong - top 8% | | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 23.30% | 22.52% | Strong - top 9% | 1,057 | | Power density | 232.7 | 225.2 | Strong - top 10% | 1,156 | | Temperature coefficient | -0.310 | -0.290 | Weak - bottom 6% | 8,069 | | Weight per kWp | 45.2 | 52.2 | Strong - top 8% | 622 | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Strengths - **45.2 kg per kWp** - Top 8% of the TOPCon 450-500 W segment, against a median of 52.2. Ranked 622nd in the whole database. - **23.30% module efficiency** - Top 9% of the TOPCon 450-500 W segment, against a median of 22.52%. Ranked 1,057th in the whole database. - **232.7 watts per square metre** - Top 10% of the TOPCon 450-500 W segment, against a median of 225.2. ### Watch out for - **-0.310 %/°C temperature coefficient** - Bottom 6% of the TOPCon 450-500 W segment, against a median of -0.290. Ranked 8,069th in the whole database. - **Best for:** Residential, commercial and shaded-installations. - **Not ideal for:** Hot climates. ## Specification ### Electrical - **Rated power (Pmax):** 465 W - **Efficiency:** 23.30 % - **Voltage at Pmax (Vmp):** 33.10 V - **Current at Pmax (Imp):** 14.06 A - **Open-circuit voltage (Voc):** 39.60 V - **Short-circuit current (Isc):** 14.73 A - **Max system voltage:** 1500 V ### Temperature - **Temperature coefficient of Pmax:** -0.310 %/degC - **Temperature coefficient of Voc:** -0.250 %/degC - **Temperature coefficient of Isc:** 0.046 %/degC - **NOCT:** 43 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell technology:** TOPCon - **Cell count:** 108 ### Physical - **Length:** 1762 mm - **Width:** 1134 mm - **Thickness:** 30 mm - **Weight:** 21.0 kg - **Area:** 2.00 m2 - **Power density:** 232.7 Wp/m2 ### Warranty and degradation - **Product warranty:** 30 years - **Performance warranty:** 30 years - **Output guaranteed at end of warranty:** 87.4 % - **First-year degradation:** 1.00 % - **Annual degradation:** 0.40 % - **Output after 30 years:** 406 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 1057 of 14129 | | Power density | 1156 of 14129 | | Temperature coefficient | 8069 of 14129 | | Weight | 622 of 14129 | | Warranty | 21 of 14129 | ## Pros - **Up to 23.8% Efficiency - Top of the Segment** - Peak efficiency of 23.8% positions this series above its direct competitors - DAH Solar DHN-60R20/DG (23.0%) and Silfab Commercial NTC (21.9%) - and marginally above the TCL Zhonghuan Back Contact (23.5%). In practice, this translates to meaningfully higher energy yield per m² of roof area for an equivalent installation footprint. - **N-Type TOPCon: Zero LID and Low Degradation** - N-type TOPCon cells eliminate the LID (Light-Induced Degradation) effect characteristic of older P-type PERC cells. The declared annual degradation rate of 0.4%/year compares favorably to approximately 0.55%/year for PERC, resulting in a measurably higher cumulative energy yield over a 30-year operating lifetime. - **30-Year Product and Power Warranty** - The manufacturer guarantees a minimum of 87.4% rated power output after 30 years, backed by a 30-year product warranty - a standard that exceeds the market baseline, where most manufacturers offer 25-year power warranties. This qualifies the series as a long-term solution for both residential prosumer and commercial installations, with no warranty gap risk. - **Bankable BNEF Tier 1 Since 2014** - HT-SAAE (Shanghai Aerospace Automobile Electromechanical Co., Ltd.) has maintained continuous BNEF Tier 1 bankable status since 2014 and operates a manufacturing capacity of approximately 5 GW/year (Q1 2025 data). Its affiliation with China's CASC space agency provides capital-backed stability and substantially reduces manufacturer insolvency risk over the warranty horizon. - **Half-Cut + Multi-Busbar: Reduced Losses and Shading Tolerance** - The half-cut cell architecture reduces internal resistive losses and limits the impact of partial shading on overall module output - offering better shade tolerance than full-cell variants. Multi-busbar (MBB) interconnection shortens current pathways, improves low-light and diffuse irradiance response, and increases resistance to microcracks during transport and installation. ## Cons - **Monofacial Design - Limited Albedo Gain** - The HT54-18X(N) series is a monofacial module, whereas its direct competitor - the DAH Solar DHN-60R20/DG in the same power class (495-520 W) - offers a bifacial, dual-glass construction. On installations with high-albedo surfaces (gravel, light-colored concrete, snow), bifacial modules can deliver 5-15% higher annual energy yield, a measurable difference in LCOE at commercial scale. ## About this series The HT-SAAE HT54-18X(N) series was designed for maximum energy yield on limited rooftop surfaces. What sets it apart is the use of N-type TOPCon cells, which provide ZERO LID, meaning no typical light-induced degradation - translating to more stable performance year after year. The half-cut construction helps minimize internal losses, improves performance under partial shading, and increases resistance to microcracks during transportation and installation. Meanwhile, the multi-busbar connection architecture supports better current collection and maintains high efficiency in real-world conditions. These modules are also designed for intensive operation - thanks to their enhanced mechanical durability, they perform well in areas with higher wind and snow loads. This is an excellent choice for both residential and commercial installations, where predictable yield, high performance even in weaker sunlight, and long-term profitability matter. ## Notable figures - 23.3% module efficiency - 0.8pp better than the \*\*TOPCon 450-500W\*\* median of 22.5% - 232.7 W/m² power density - 7.5 W/m² more than \*\*TOPCon 450-500W\*\* median (225.2 W/m²), more power per roof area - At -0.31%/°C, loses 0.02pp more power per degree than \*\*TOPCon 450-500W\*\* median (-0.29%/°C) - Weight of 21.0 kg (3.0 kg below \*\*TOPCon 450-500W\*\* median of 24.0 kg) allows easier transport and roof mounting - In the top 7% for efficiency among all TOPCon panels ## Questions ### What does ZERO LID mean in HT-SAAE HT54-18X(N) panels and why does it matter? The N-type TOPCon cell technology used in the HT54-18X(N) series eliminates Light-Induced Degradation (LID), which typically reduces the output of standard PERC cells within the first months of operation. With ZERO LID, the panel delivers its full rated power from day one and retains more of it over its entire service life. In practice, this results in higher total energy yield and a better return on investment over a 25-30 year horizon. ### What warranty does the HT-SAAE HT54-18X(N) series come with? HT-SAAE backs the HT54-18X(N) series with a 30-year product warranty covering material and workmanship defects, and a 30-year linear power output warranty. After 30 years of operation, the module is guaranteed to retain at least 87.4% of its rated power. This is among the longest warranties available in the solar panel market and reflects the manufacturer's confidence in the long-term reliability of TOPCon technology. ### Do HT54-18X(N) panels perform well on a roof with chimneys or other obstructions? Yes. The half-cut cell design splits each cell into two halves, so shading on one section has a reduced impact on the output of the entire module. The multi-busbar interconnection further improves current collection under non-uniform irradiance. The HT54-18X(N) series handles partial shading noticeably better than older full-cell modules, making it a strong choice for rooftops with chimneys, dormers, or antennas. ### Is the HT54-18X(N) series suitable for a residential pitched roof installation? Yes, the HT54-18X(N) series is well-suited for residential prosumer systems. The 520 W module measures 1960×1134×30 mm and weighs approximately 27.6 kg, fitting standard roof structures. With module efficiency reaching 23.4%, it generates more energy from a limited roof area. Always have a certified installer assess the roof's load-bearing capacity before proceeding with the installation. ### What power output and efficiency do HT-SAAE HT54-18X(N) panels offer? The top variant of the HT54-18X(N) series reaches 520 W with a module efficiency of up to 23.4%. This is achieved through N-type TOPCon cells measuring 182×105 mm combined with a multi-busbar architecture that improves current collection. The higher efficiency means more energy per square meter of roof space compared to older PERC or BSF-based technology. ### Can HT54-18X(N) panels withstand heavy wind and snow loads? Yes. HT54-18X(N) modules are certified to withstand wind loads up to 2,400 Pa and snow loads up to 5,400 Pa. Combined with a reinforced aluminum frame and improved resistance to microcracks inherent in the half-cut cell design, these panels perform reliably in demanding climates such as mountainous regions or areas with heavy snowfall. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/ht54-18xn-470-475-au-2-e96159c881de.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Longi Solar LR7-54HJD-510M](https://comparepv.com/panel/longi-lr7-54hjd-510m) | 510 W | +45 W, cooler, +1.7 pp | | [AIKO AIKO-A495-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a495-mce54mw) | 495 W | +30 W, cooler, +1.5 pp | | [Longi Solar LR7-54HJD-505M](https://comparepv.com/panel/longi-lr7-54hjd-505m) | 505 W | +40 W, cooler, +1.4 pp | | [WINAICO WST-505BKX54-A2](https://comparepv.com/panel/winaico-wst-505bkx54-a2) | 505 W | +40 W, cooler, +1.4 pp | | [AIKO AIKO-A490-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a490-mce54mw) | 490 W | +25 W, cooler, +1.2 pp | | [Longi Solar LR7-54HJD-500M](https://comparepv.com/panel/longi-lr7-54hjd-500m) | 500 W | +35 W, cooler, +1.2 pp | | [Talesun CIPRO-TN9C54M-500W](https://comparepv.com/panel/talesun-cipro-tn9c54m-500w) | 500 W | +35 W, cooler, +1.2 pp | | [HT-SAAE HT54-18X(ND)-F 440W](https://comparepv.com/panel/ht-saae-ht54-18x-nd-f-440w) | 440 W | -25 W, heavier, -1.3 pp | | [HT-SAAE HT48-18X(N)-445W](https://comparepv.com/panel/ht-saae-ht48-18x-n-445w) | 445 W | -20 W, -1.0 pp | | [HT-SAAE HT48-18X(N)-450W](https://comparepv.com/panel/ht-saae-ht48-18x-n-450w) | 450 W | -15 W, -0.8 pp | | [HT-SAAE HT48-18X(N)-455W](https://comparepv.com/panel/ht-saae-ht48-18x-n-455w) | 455 W | -10 W, -0.5 pp | | [HT-SAAE HT48-18X(N)-460W](https://comparepv.com/panel/ht-saae-ht48-18x-n-460w) | 460 W | -0.3 pp | --- Source: https://comparepv.com/panel/ht-saae-ht54-18x-n-465w Not in this file, on the page: the I-V and temperature curves lifted from the manufacturer's datasheet, a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.