Hydroponic Duct Fan Speed Controller
$24.99
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Hydrofarm's, duct fan speed controller, designed especially for centrifugal fans, helps prevent damage to fan motors, ensuring longer life, meant for use with brushless motors & all hydrofarm inline fans, not booster fans, will correctly & precisely adjust the speed of centrifugal fans without causing the motor to hum, internal, electronic auto resetting circuit breaker with state of the art electronics throughout.
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