A generic version charger can damage the motor and void manufacturers warranty
Alpha ALDC 16.8V Charger
The Alpha ALDC 16.8V Charger is the official high-voltage charging unit designed for Alpha rechargeable blind and awning motors. Purpose-built for Alpha systems that require a 16.8V power supply, this charger delivers safe, stable charging for heavy-duty motor applications where standard 5V USB-C chargers are not suitable.
This charger plugs directly into the compatible motor head, allowing the motor’s internal charging intelligence to manage battery protection features such as overcharge prevention, thermal monitoring, and short-circuit control. The Alpha ALDC 16.8V Charger is engineered to provide reliable power while ensuring long battery life and consistent motor performance.
Ideal for larger blinds, external blinds, and awning motors, the correct 16.8V charger is essential for maintaining proper motor function and avoiding battery damage caused by using generic or incorrect voltage chargers. A 3-metre extension cable is also available separately to provide additional reach when charging motors installed in higher or harder-to-access positions.
For users requiring a safe and compatible replacement charger, the Alpha ALDC 16.8V Charger is the approved and recommended choice for all Alpha motors operating on a 16.8V system.
Works perfectly with:
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Alpha 16.8V Rechargeable Awning Motors
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Alpha 16.8V External Blind Motors
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Alpha Outdoor Roller Blind Motors (16.8V variants)
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Alpha Motor Extension Cable 3m (for added charging reach)

FAQs
What motors are compatible with the Alpha ALDC 16.8V Charger?
The Alpha ALDC 16.8V Charger is compatible with Alpha rechargeable blind and awning motors that require a 16.8V power supply. These are typically larger or outdoor motor systems.
Why can’t I use a standard USB charger instead of the Alpha ALDC 16.8V Charger?
Standard USB chargers output 5V, which is not suitable for motors designed for 16.8V. Using the incorrect charger can damage the battery or motor. The Alpha ALDC 16.8V Charger delivers the correct voltage required for safe charging.
How does the Alpha ALDC 16.8V Charger prevent overcharging?
The charger works with the motor’s internal charging intelligence, which monitors temperature, voltage flow, and charge levels to prevent overheating and overcharging.
Is there an extension cable available for the Alpha ALDC 16.8V Charger?
Yes. A 3-metre extension cable can be purchased separately, allowing easier access to motors installed in higher or difficult locations.
How do I know when the motor has finished charging with the Alpha ALDC 16.8V Charger?
The motor’s LED indicator lights will show charging progress and automatically signal when charging is complete.
Comparison Table
|
Feature |
Alpha ALDC 16.8V Charger |
USB-C 5V Charger |
Solar Charging Panel |
|---|---|---|---|
|
Voltage Output |
16.8V |
5V |
Variable |
|
Compatible with Large Motors |
Yes |
No |
Yes |
|
Ideal For |
Awnings, outdoor blinds |
Indoor small blinds |
Low-power maintenance charging |
|
Safety System |
Motor-managed |
Motor-managed |
Motor-managed |
|
Charging Speed |
Fast for 16.8V motors |
Not compatible |
Slow, weather-dependent |
|
Recommended Use |
Heavy-duty rechargeable motors |
USB-C rechargeable motors |
Supplementary charging |






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