Alpha TYB004-U External USB-C Solar Panel
The Alpha TYB004-U External Solar Panel is a compact USB-C solar charging solution designed for external installation with compatible Alpha equipment.
Producing 3 watts of output power, the TYB004-U converts available sunlight into electrical power for a compatible rechargeable system, providing an alternative to relying solely on periodic charging from a wall charger.
Its external design is supported by an IP66 protection rating, while its slim 385 × 80 × 3.5mm dimensions allow the panel to be installed without the bulk associated with conventional solar panels.
Designed for External Installation
The defining feature of the TYB004-U is its suitability as an external solar panel.
Motorised blinds and other rechargeable motor systems are commonly positioned around windows, where access to sunlight can make solar charging a practical option.
Installing the panel externally can provide greater access to direct sunlight than some internally mounted panels, depending on the orientation and conditions of the installation.
Actual solar performance will depend on the amount of usable sunlight reaching the panel.
3-Watt Solar Output
Alpha specifies the TYB004-U with an output power of 3 watts.
The panel uses available solar energy to provide charging power through its USB-C connection.
Solar output naturally varies according to environmental conditions. Factors including the direction of the window, time of day, season, cloud cover, surrounding buildings and shading can all influence the amount of solar energy available.
Correct positioning is therefore important when installing any solar charging system.
USB-C Connection
The Alpha TYB004-U uses a USB-C connection.
This provides a compact and straightforward connection between the solar panel and compatible Alpha charging equipment.
However, USB-C describes the physical connection and should not by itself be treated as confirmation that the panel is suitable for a particular motor.
Compatibility with the specific Alpha motor or rechargeable system should be confirmed before ordering.
IP66 Protection
One of the most important specifications of the TYB004-U is its IP66 protection rating.
The first digit, 6, indicates a dust-tight level of protection against solid particles. The second digit, also 6, indicates protection against powerful water jets.
This higher level of environmental protection distinguishes the external TYB004-U from the standard TYB004 panel, which Alpha specifies as IP55.
The panel should still be installed according to Alpha’s instructions and within its stated operating conditions.
Slim External Design
The TYB004-U measures:
385mm × 80mm × 3.5mm
Its narrow shape and slim 3.5mm profile make it well suited to installations where a conventional bulky solar panel would be impractical.
The compact format allows the panel to provide solar charging while keeping the installation relatively unobtrusive.
Wide Operating Temperature Range
Alpha specifies an operating temperature range of:
-10°C to +65°C
This is particularly relevant for an externally mounted solar panel because outdoor surfaces can experience considerable temperature variations throughout the year.
A solar panel exposed to direct sunlight can also reach temperatures significantly above the surrounding ambient air temperature.
The stated operating range provides clear parameters for the environmental conditions in which the TYB004-U is designed to operate.
Solar Charging Convenience
Rechargeable motor systems provide an alternative to permanently wired mains-powered installations, but their batteries still require periodic charging.
A compatible solar panel can reduce the frequency with which a wall charger needs to be manually connected by using available sunlight to contribute to maintaining the rechargeable battery.
This can be especially convenient for motors installed in locations that are difficult to reach.
TYB004-U vs TYB004
Alpha offers both the TYB004 and TYB004-U, but there are important differences between them.
The standard TYB004 is a 3W USB-C panel measuring 380 × 82 × 2mm with an IP55 rating.
The TYB004-U is specifically described as an external solar panel, measures 385 × 80 × 3.5mm, and increases environmental protection to IP66.
This makes the TYB004-U the more heavily protected option for its specified external application.
Check Compatibility Before Ordering
The information provided for the TYB004-U identifies it as a USB-C external solar panel, but compatibility should be confirmed with the particular Alpha motor or rechargeable system before purchase.
Do not assume compatibility solely because another Alpha product uses USB-C.
Checking the motor model and charging requirements before ordering helps ensure the correct solar charging accessory is selected.
Key Features
- Model: TYB004-U
- Product: External Solar Panel
- Connection: USB-C
- Output power: 3W
- Protection index: IP66
- Working temperature: -10°C to +65°C
- Dimensions: 385 × 80 × 3.5mm
- Installation: External
- Purpose: Solar charging for compatible Alpha systems
Important Compatibility Information
The TYB004-U is an external 3W USB-C solar panel.
Confirm compatibility with your specific Alpha motor or rechargeable system before ordering. A USB-C connection alone does not establish electrical compatibility.
FAQs
What is the Alpha TYB004-U?
The TYB004-U is Alpha’s 3W USB-C external solar panel for use with compatible rechargeable systems.
How much power does the TYB004-U produce?
Alpha specifies a maximum output power of 3 watts.
Is the TYB004-U designed for external installation?
Yes. Alpha specifically describes the TYB004-U as an external solar panel.
What is its protection rating?
The TYB004-U has an IP66 protection rating, providing dust-tight protection and protection against powerful water jets.
What are the dimensions?
The panel measures 385mm × 80mm × 3.5mm.
What temperatures can it operate in?
Alpha specifies a working temperature range from -10°C to +65°C.
Is the TYB004-U the same as the TYB004?
No. Both provide 3W USB-C solar output, but the TYB004-U is the external IP66 model and has different dimensions. The standard TYB004 is rated IP55.





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