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HT-SAAE 450W Solar Panel 144 Cell Bifacial HT72-166M-450 Clearance

$242.29
$186.38
Save $55.91
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(17 ratings)
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Customer reviews & Questions

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Customer Reviews A1 SolarStore on trustpilot
  • Reviews (17)
  • Questions (3)
I was skeptical about bifacial panels being worth the extra cost but these have proven themselves. I have them on a ground mount over white rock and the production difference compared to my neighbor's standard panels is noticeable - probably 20-25% more on average. Very impressed with the technology and build quality.
solid panels, no complaints so far. been running for about 6 weeks and power output is consistent.
Installed 23 of these panels last month and they're performing exactly as advertised. Getting around 410-435W per panel on clear days which is great. The bifacial design really does make a difference - I mounted them on a light colored metal roof and seeing about 12% extra production from the backside. Installation was straightforward with standard racking. Very happy with this purchase
got em cheap on clearance. perform as good as pricier brands. bifacial adds real watts
I was skeptical about bifacial panels being worth the extra cost but these have proven themselves. I have them on a ground mount over white rock and the production difference compared to my neighbor's standard panels is noticeable - probably 20-25% more on average. Very impressed with the technology and build quality.
Love these! Replaced old polys with 10 HT-SAAE. Efficiency rocks at 21%+. Wiring was easy MC4s. My bill dropped 40%.
solid panels, no complaints so far. been running for about 6 weeks and power output is consistent.
Installed 23 of these panels last month and they're performing exactly as advertised. Getting around 410-435W per panel on clear days which is great. The bifacial design really does make a difference - I mounted them on a light colored metal roof and seeing about 12% extra production from the backside. Installation was straightforward with standard racking. Very happy with this purchase
I found it difficult to decide which solar panels to purchase because of the many options available. your staff provided patient guidance, explaining the features and benefits of each type of panel. they helped me weigh the pros and cons and ultimately choose the best option for my situation. the panels were easy to install and have been working efficiently. i'm very satisfied with my purchase and the support I received from your team.
I was amazed at how quickly my order arrived. The installation process was straightforward, did it myself, and the panels are working perfectly. Thanks guys
I had a very good experience. They call, they care, they send notes and make sure you pick your order. The lady on the phone is very nice. Genuinely would recommend
As per the installer's recommendation, we went with these solar panels. So far above our expectations
As per the installer's recommendation, we went with these solar panels. So far above our expectations
As per the installer's recommendation, we went with these solar panels. So far above our expectations
Anthony Harris
03/04/2026
What connectors does it use ?
A1 SolarStore
Standard MC4 connectors, compatible with most inverters and charge controllers. Waterproof and durable for long outdoor use.
Oskar
12/15/2025
Does it come with a warranty?
A1 SolarStore
Yes, 12-year product warranty and 30-year warranty on power output, with at least 83.50% output guaranteed after 30 years.
doug
09/19/2025
how's the wind load rating
A1 SolarStore
Rated for 5400 Pa front and 2400 Pa back—stands up to high winds and snow loads. Safe for most U.S. regions.

Specification

Rated Power Output 450 W
Voltage (VOC)50 V
Maximum String Voltage 1500 V
Number of cells144 Cell
Technology
  • Bifacial
  • PERC
Cell TypeMonocrystalline
Rated Efficiency20.7 %
Connector TypeMC4/MC4 Compatible
Frame ColorSilver Frame
Dimensions LxWxH82.44 x 40.87 x 1.38 in
Weight51.81 lbs
ManufacturerHT-SAAE
Manufacturer Part #HT72-166M-450
Operating Temperatures −40°F to +185°F
Scope of ApplicationHome
Use
  • Commercial
  • Grid-Tie
  • Off-Grid
  • Residential
Warranty12-year product warranty and 30-year warranty on power output

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Attachments

FAQ

How much is shipping and how long is delivery?
Our standard shipping charge is $250 for up to 11 panels and it is increased by $25 for every 4 additional panels. In the event, the product is only available on East or West coast custom quote will be sent to you before the order is processed. Normally, we are able to deliver solar panels within 7 business days.
What is the difference between low price panels and top price panels?
With top tier solar panels, you pay for the brand name, proprietary new technology, higher energy output, and better warranty support.
What are the dimensions of the panel?
Please refer to the product datasheet on the product page. We have a datasheet for every product we sell.
How long is the warranty on the panel?
In general, manufacturers provide a 25 year-long performance warranty and a 10 year-long equipment guarantee. Some manufacturers offer 12-15 years of warranty. More information is available in our warranty support section.
Which panels do you recommend for RV, marine?
We recommend Panasonic and Mission Solar panels for smaller systems as their high energy output and excellent craftsmanship guarantee years of service.
Can this panel be used with a 12v system?
Any of our panels can be used for a 12v system with a properly selected inverter and charge controller.
Can I pick up this panel from your fulfillment center to save on shipping?
Yes, we can set up a pick up at a local distributor. Please call to discuss options and stock availability.
How do I connect these panels?
To achieve the best system efficiency, panels should be connected in series to create higher voltage.
How many panels do I need?
This number is determined by your average energy needs. Depending on the type of panels and energy consumption, you might need anywhere from 12 to 45 solar panels. Remember, the more panels you install the more energy you will get.Please use our solar calculator to estimate your energy consumption and plan on building a solar system that will exceed your energy needs by 25%.
How do I build a solar system?
Please use our solar calculator to estimate what equipment you need. Choose your panels, microinverters, inverters, and solar batteries if necessary.Please note that we do not offer solar system design or installation.
How do solar panels compare?
Solar panels differ by power output, voltage, connection type, size, efficiency, and weight. Some solar panels might be sold together with microinverters as a set.
Can I build a solar system by myself as a Do It Yourself project?
Yes, it is possible if you understand what solar equipment you need and how to connect it together. However, please be mindful that handling your own electrical work without having proper experience might cause life-threatening injuries. Please contact a certified electrician if you do not possess appropriate electrical skills.
Can I connect and charge my solar panel battery directly with the solar panel?
We do not recommend using the solar panel without the charge controller. Using solar panels without the charge controller might damage the batteries.
Can I drill holes into the aluminum frame for mounting?
We do not recommend drilling any new holes to the aluminum frame of the panel as it could damage the internal circuit and solar cells. (Also, any modification to the panel will void the warranty). We recommend only using the pre-drilled holes for mounting.
Do solar panels require maintenance? Can I wash my solar panel?
Solar panels generally require very little maintenance. We recommend cleaning the solar panel with water, glass cleaner (Windex) and microfiber cloth.
Will my panel produce power in an overcast condition?
While solar panels require sunlight to generate solar energy, they will still work in cloudy weather. Even on a cloudy day, solar panels will produce energy just not as much.
Will my panels produce power if covered with snow?
Solar panels cannot produce electricity if covered with snow.
What is the best direction for a solar panel to face?
The best direction for a solar panel to face is the South

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About product

HT72-166M-450 is part of the HT72-166M Transparent Series — one of the most recent made by HT-SAAE. These panels employ cutting-edge technologies to achieve superior efficiency and reliability. The Passivated Emitter Rear Contact (PERC) technology ensures excellent power output. This solar cell type employs an additional reflective layer to absorb more sunlight.

Another advantage is the half-cut cell technology. HT72-166M-450 has solar cells half the size of those installed in conventional panels. The main benefits are decreased power loss, improved longevity, and better low-light performance. Not surprisingly, the efficiency of this module is quite high – 20.7%. And while conventional panels use only one side to absorb photons, bifacial modules employ both sides at the same time. Thanks to the technology, this model can be up to 30% more efficient. HT-SAAE provides an industry-leading 30-year warranty on power output and a 12-year product warranty.

  • 144 half-cut PERC cells
  • 450 W nameplate capacity
  • 20.7% efficiency
  • 1500 V DC maximum system voltage
  • MC4/MC4 Compatible connectors
  • 12-year product warranty and 30-year warranty on power output

Increased efficiency of up to 20.7 percent

HT72-166M-450 ensures maximum power production. The combination of PERC technology and a powerful antireflective coating results in 20.7 percent module efficiency. This is much greater than the average, resulting in significant extra savings over the years of production.

Improved performance at hot temperatures

A high temperature coefficient translates to more energy as the temperature rises. Every 1.8°F increase over 77°F reduces the efficiency of your panel by just -0.39%.

High-quality standards

HT-SAAE strict manufacturing standards include multiple tests to provide extreme quality assurance. The facilities are highly automated, allowing the company to maintain high standards and keep the level of warranty claims very low.

Low degradation for increased lifespan

The amount of power output loss experienced by these panels during the first year of operation will not exceed 2%. The average yearly power drop from the second to the 30th year will not surpass 0.5%. After 30 years, the module will still produce more than 83.50% of its initial output.

A panel that can handle hail, wind, and snow

This module is weatherproof due to the 1.38" frame manufactured from anodized aluminum alloy and a layer of safety tempered glass. The modules' front and rear sides can withstand loads of 5400 and 2400 Pa, respectively.

Size

82.44" x 40.87" x 1.38"

Weight

51.81 lb

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