Features High quality large heat sink ensures better heat dissipation. Can be directly controlled by Ramp1.4 and MKS series motherboard hot bed output signal. MOS tube performance is excellent, the rated maximum current is 280A. Can be controlled by 5V to 24V digital signal. The maximum current can reach 30A for long-term stable work. Features: Max. Current: 30A. Size: 66.6 x 32 mm/2.62 x 1.26 inches. Weight: 40g (approx.) Features: The maximum current can be up to 30A for stable long-term work. Can be directly controlled by Ramp1.4 and MKS series motherboard hot bed output signal. High quality large heat sink ensures better heat dissipation. Can be controlled by 5V to 24V digital signal. MOS tube performance is excellent, rated maximum current is 280A. When the power of the hot bed is more than 150W, please contact the high power external module. Package includes: 1 x Control Module Package List