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    240W Constant Current LED Driver, LED Power Supply

    Dimmable 240W constant current LED driver for sale online. It is an LED power supply specially designed for indoor plant cultivation, output voltage 28~56V, output current 3.5A~6.7A, low price, no flicker, high efficiency, super compatibility.
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    Delivery date: 6-12 days

    240W constant current LED power supply is used for plant grow lights, with output voltage 28~54V, input voltage 100~277V AC, and output current 3.5~6.7A. Waterproof LED driver is used for commercial and residential lighting installations, outdoor and landscape lighting, indoor agriculture or plant growth horticultural lighting.


    • Model: ATO-TBW-LFA-240
    • Input Voltage: 100~277V AC
    • Output Power: 240W
    • Output Voltage: 28V~56V
    • Output Current: 3.5A~6.7A
    • Mode: Constant Current
    • Size: 230mmx67mmx40mm
    • Efficiency: 93%
    • Application: LED Lighting(Especially for Plant Grow Lights)
    • Waterproof Grade: IP65/IP67
    • Protection: Over-Heat, Over-Load, Short-Circuit & Open-Circuit
    • Work Temperature: -40℃~60℃

    Dimming Methods

    • (Default) Knob Dimming + (RJ14 Network Port)
    • 3-in-1 Dimming (0-10V/PWM/Resistor)
    • 3-in-1 Dimming + 12V/300mA Auxiliary Source

    Dimension (Unit: mm)

    240w LED driver dimension


    Constant current LED drivers are commonly used in various scenarios such as commercial and residential lighting installations, architectural lighting designs, outdoor and landscape lighting, signage and display boards, automotive lighting systems, horticultural lighting for indoor farming or plant growth, and LED strip lighting. The constant current output ensures consistent brightness, uniform illumination, and proper functioning of the LEDs, enabling energy-efficient and long-lasting lighting solutions in diverse applications.

    led driver applications

    Tips: Why is constant current important for LEDs? 

    Constant current is crucial for LEDs because they are semiconductor devices that exhibit a nonlinear relationship between current and light output. Unlike traditional incandescent bulbs, LEDs operate within a specific range of current, and small variations can have significant effects on their performance.

    In a constant current environment, LEDs receive a stable and regulated flow of current, ensuring consistent brightness and color output. This stability is essential for maintaining uniformity in lighting applications, preventing flickering, and maximizing the LED's lifespan. Additionally, constant current operation helps LEDs withstand fluctuations in the power supply, ensuring resilience against voltage spikes or drops.

    By delivering a precise and unchanging current, constant current LED drivers protect the LED from thermal stress and potential damage, offering reliability and efficiency. This feature is particularly important in applications where precise and consistent lighting conditions are critical, such as in commercial lighting, automotive lighting, and architectural lighting. Overall, the use of constant current ensures that LEDs operate optimally, providing reliable and energy-efficient illumination.

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