Fluval Plant LED 3.0/4.0 Light Unit Transformer

The Fluval Plant LED 3.0 / 4.0 Light Unit Transformer is the genuine replacement power supply designed specifically for Fluval’s high-performance LED Plant 3.0 and LED Plant 4.0 lighting systems. If your original transformer has been damaged, lost, or stopped functioning, this official Fluval driver restores safe, reliable operation to your lighting unit.

Built to meet Fluval’s strict electrical and safety standards, this replacement transformer delivers the correct voltage and power output required by the LED system, ensuring consistent brightness, stable performance, and long-term reliability. Using non-genuine power supplies can damage LEDs, reduce lifespan, or cause operating issues—making an authentic replacement essential.

Easy to install, this transformer plugs directly into the Fluval LED 3.0 or LED 4.0 fixture and into a standard wall outlet. It is suitable for both planted aquariums and aquascaping setups using Fluval’s premium LED lighting.

This part is ideal for customers who require a safe, correct-spec replacement transformer without purchasing a full light unit.

Key Features

• Genuine Fluval replacement transformer/driver

• Designed for Fluval LED Plant 3.0 and Plant 4.0 Light Units

• Restores correct power supply and stable operation

• Ensures proper voltage and LED performance

• Safe, reliable, and easy to install

• Prevents compatibility issues caused by non-genuine adapters

• Suitable for all planted and aquascape aquarium setups using Fluval LEDs

61-85cm Part Number A20436

91-122cm Part Number A20437

115-145cm Part Number A20438

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