ZDBL20DC-M – 20A Sensored Brushless and Brushed DC Motor Controller

The ZDBL20DC-M is a flexible brushless DC (BLDC) and brushed DC motor controller. Available with a range of motors for easy setup. Sold with standard setup (1 x pot input for speed, 1 x pot input for torque, enable and direction inputs) or request a custom programme here.


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The ZDBL20DC-M is a compact sensored 20A brushless motor controller with a range of IOs to enable quick and easy operation. For full technical information please download the datasheet.

Voltage Range 8-42Vdc
Current 20A max (Continuous current depends on Heatsinking and cooling)
PWM Input Yes—frequency 1Khz 3.3V up to 36V Can be used for direct speed control or for speed reference with closed loop feedback
Analogue Inputs 0-3.3V (12bit)
Over current protection Yes—includes current detection, measurement and limiting.
Over heat protection Enabled
Reverse Polarity Protection Fitted
Control Logic Inputs -0.3 to 5Vdc (some limited to 3.3V)
Speed range Motor limited
Operating ambient temperature -40~+50˚C
Conservation temperature – 40~+100˚C
Operating ambient humidity 35~85% RH (no condensation)
Conservation humidity 10~90% RH (no condensation)
Intelligence Control for sensored brushless DC & brushed DC motors
Closed Loop Feedback Constant Speed and/or Constant Torque
Recommended Motors Works with Sensored Brushless DC and can also work with brushed DC motors .
Communications 2 x 0-3.3V analogue inputs, 2xdigital inputs (Shared with Analogue), external hardware, UART, UART over RS232 (UART over RS485 plugin board).
Inputs / Outputs (IOs) 4x analogue inputs or 3x digital inputs
RoHS Compliant Yes
REACH Compliant Yes