A generic version charger can damage the motor and void manufacturers warranty
Alpha TYB004 Solar Panel
The Alpha TYB004 Solar Panel is a compact and efficient 3-watt USB-C solar charging panel designed for Alpha’s WSERD30-B and WSERD50-B rechargeable blind motors. Engineered to keep smart blinds powered without relying on mains electricity, this solar panel provides continuous trickle charging when installed in a location that receives 4–6 hours of direct sunlight per day.
Featuring an IP55 weather-resistant protection index, the Alpha TYB004 Solar Panel is suitable for indoor or semi-outdoor environments, including patios, alfresco areas, and hard-to-reach windows where routine manual charging is impractical. The thin 380 x 82 x 2 mm profile allows discreet installation behind headboxes, on window frames, or on outdoor structures.
The panel connects directly to the motor’s USB-C port, supplying steady 3-watt power while the motor’s internal charging system manages voltage, battery protection, and charging shutdown. This ensures safe, maintenance-free operation while extending battery life and eliminating downtime.
The Alpha TYB004 Solar Panel is the recommended eco-friendly charging solution for customers wanting long-term reliability, reduced maintenance, and convenient automation for their Alpha rechargeable blind motors.
Works perfectly with:
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Alpha WSERD30-B USB-C Rechargeable Motor
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Alpha WSERD50-B USB-C Rechargeable Motor
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Alpha Solar Extension Cable 3m
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Alpha Navigator or Pioneer Remote (used for motor control)

FAQs
What motors work with the Alpha TYB004 Solar Panel?
The Alpha TYB004 Solar Panel is compatible with Alpha WSERD30-B and WSERD50-B rechargeable blind motors that charge via USB-C.
How much sunlight does the Alpha TYB004 Solar Panel need each day?
For optimal charging, the Alpha TYB004 Solar Panel requires 4–6 hours of direct sunlight with all cells fully exposed.
Is the Alpha TYB004 Solar Panel weather resistant?
Yes. The Alpha TYB004 Solar Panel is rated IP55, providing protection against dust and water spray for indoor and semi-outdoor applications.
Can the Alpha TYB004 Solar Panel replace mains charging entirely?
Yes, provided the installation receives consistent sunlight. It keeps the motor’s internal battery topped up and significantly reduces the need for manual charging.
How does the Alpha TYB004 Solar Panel prevent overcharging?
The solar panel supplies constant 3-watt input while the motor’s internal charging system manages voltage, heat, and battery protection.
Comparison Table
|
Feature |
Alpha TYB004 Solar Panel |
Alpha TYB004-U Solar Panel |
Mains USB-C Charger |
|---|---|---|---|
|
Power Output |
3 watts |
3 watts |
5V 1–2A |
|
Weather Rating |
IP55 |
IP66 |
Indoor only |
|
Compatibility |
WSERD30-B & WSERD50-B |
WSERD30-B & WSERD50-B |
All USB-C motors |
|
Best Use Case |
Indoor/semi-outdoor blinds |
Outdoor blinds/awnings |
Fast charging |
|
Maintenance |
None |
None |
Requires manual charging |
|
Dimensions |
380 x 82 x 2 mm |
385 x 80 x 3.5 mm |
N/A |







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