Alpha WSERD30-B 3/20 C Roller Blind Motor
The Alpha WSERD30-B 3/20 C Roller Blind Motor is a premium, rechargeable 3Nm battery motor engineered for larger roller blinds up to 3m x 4m. Built with Alpha’s advanced coreless DC technology, this motor delivers exceptional torque, ultra-quiet performance, and precise electronic limits—making it the ideal upgrade for homeowners and installers who demand smooth, reliable automation with long battery life.
Powered by a 12V lithium-ion system and charged via USB-C, the WSERD30-B 3/20 C eliminates hardwiring and dramatically reduces installation time. A built-in RF receiver enables seamless pairing with Alpha remotes and Neo smart home integration (via compatible hubs), ensuring effortless control with room-to-room consistency.
Designed for medium-to-large roller blinds, this motor is a significant performance step above standard 1Nm battery motors—making it perfect for high-usage rooms, large windows, and premium installations where strength and silence matter.
WORKS PERFECTLY WITH
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Alpha Navigator Series Remotes (RE301, RE302, RE305, RE316)
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Alpha WSERD Extension Cables (USB-C)
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TYB004 Solar Panel Charger
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Neo Smart Hub (for app + automation)
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Alpha Motor Brackets (30mm series)

FAQs
Is the Alpha WSERD30-B 3/20 C Roller Blind Motor suitable for large blinds?
Yes. The Alpha WSERD30-B 3/20 C Roller Blind Motor supports blinds up to 3m x 4m, thanks to its stronger 3Nm torque.
How long does the battery last?
Most users get 6–12 months of real-world use per charge depending on blind size, usage frequency, and speed setting.
Does the Alpha WSERD30-B 3/20 C motor work with USB-C chargers?
Yes. It charges with 5V USB-C, and is also compatible with Alpha’s extension cables and the TYB004 solar panel.
Is the motor quiet?
The coreless DC motor design ensures ultra-quiet performance, ideal for bedrooms, living rooms, and offices.
Can I control this motor with my phone?
Yes—when paired with the Neo Smart Hub, allowing app control, timers, groups, and automation.
Does it include a remote?
No. Remotes are sold separately to allow full customisation (single-channel, multi-channel, timer remotes, etc.).
COMPARISON TABLE
|
Feature |
WSERD30-B 1/30 C |
WSERD30-B 3/20 C |
WSERD30-B 6/20 C |
|---|---|---|---|
|
Torque |
1Nm |
3Nm |
6Nm |
|
Speed |
20/25/30 rpm |
15/18/20 rpm |
20 rpm |
|
Max Blind Size |
2m x 2m |
3m x 4m |
4m+ |
|
Charging |
USB-C |
USB-C |
USB-C |
|
Noise Level |
Very quiet |
Very quiet |
Quiet |
|
Ideal For |
Small/medium blinds |
Medium/large blinds |
Large/heavy blinds |







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