Specifications:
Product Name: 450W 20A H Bridge DC Motor Speed Controller Driver Module
Applicable Range: Large power DC motor drive, Widely used in large cars, robots, etc.
Drive Voltage: DC 11-36V input direct current voltage (NO alternating current input)
Output Current: Rated continuous output 24V at 15A, 360W with no need for radiator, max 36V 15A 450W
Output Power: Natural cooling rating at 450W when supplied 36V 15A
Working Temperature: Industrial-grade (-40°C to +85°C).
Weight: 293g

Features:
1. Versatile Control: The driver module allows for three-line control adjustments for speed, direction, and braking.
2. Wide Voltage Support: It supports a voltage ranging from 10-36V and has an undervoltage protection feature.
3. High Load Capacity: It can continuously load current of up to 20A (with a simple radiator attached) and can handle peak currents of up to 110A for short periods.
4. Small and Compact: The driver module has a small footprint of only 6.6cm x 3.8cm while only reaching a total height of 2.8cm with a 1cm thick radiator attached.
5. Easy Integration: It can be directly integrated with a PLC or 3.3V to 5V single-chip microcomputer IO ports and has a built-in interface level buffer feature.

Product use:En: enable powerPwml1: Positive rotation controlPwml2: reverse controlGND: Power BadOutput end:VIN+: Driven Power Power Supply Input Active 10V-36VGND: Drive Board power supply input negativeM+: connecting motor wiresM-: Electric wire wireThe following is the instructions for the use of two control methods:Level control method:En = 0 pwml1 = 0 pwml2 = 1 motor is rotatingEn = 0 pwml1 = 1 pwml2 = 0 motor reversalEn = 0 pwml1 = 1 pwml2 = 1 motor brakeEn = 1 pwml1 = 1 pwml2 = 1 motor freePWM control method:En = 0 pwml1 = duty -occupying ratio PWM signal PWML2 = 1 motor is rotating (the speed adjustment can be adjusted)EN = 0 PWML1 = 1 PWML2 = The duty -occupying ratio can be adjusted PWM signal motor reversal (the speed adjustment can be adjusted)En = 0 pwml1 = 1 pwml2 = 1 motor brakeEn = 1 pwml1 = 1 pwml2 = 1 motor free 

Package Includes:
1x Module Board