# Stepper Drivers > Stepper motor drivers such as A4988, DRV8825, TB6600, DM556, ULN2003, plus expansion boards and CNC controllers - Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt) - Category page: https://sigmanortec.ro/en/stepper-drivers - Category: Mechatronics and IoT > Driving Motor > Stepper Drivers - Prices: RON, VAT included; prices and stock as of 2026-10-22 01:46 (Europe/Bucharest) ## Products (11) ### Digital stepper motor driver, DM556, 2 phases, 20-50V, 0.5-5.6A - Page: https://sigmanortec.ro/en/digital-stepper-motor-driver-dm556-2-phases-20-50v-05-56a - Details: https://sigmanortec.ro/en/llms/p/1902.md - Price: 120.78 RON - Availability: In stock; 1-2 zile - Reference: 9762 · EAN: 5949148758341 - Specifications: Supply Voltage: 20; Maximum Input Voltage: 50; Maximum Output Current: 5.6; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Digital driver for 2-phase stepper motors, ideal in automation with Nema17 and Nema23, offers smooth and precise movement through configurable microstepping, reduces noise and resonance for stable torque at various speeds, allows quick adjustment of current and settings via DIP switch, supports 20-50V and up to 200kHz, includes auto-configuration and integrated protections. Stepper motor driver, DM556, compatible with Nema17 and Nema23 motors, designed to provide optimal performance, efficiency and reliability in a wide variety of industrial and automation applications. ### Stepper motor driver expansion board, DRV8825 and A4988, 5V - Page: https://sigmanortec.ro/en/stepper-motor-driver-expansion-board-drv8825-and-a4988-5v - Details: https://sigmanortec.ro/en/llms/p/1831.md - Price: 9.97 RON - Availability: In stock; 1-2 zile - Reference: 9714 · EAN: 5944399552038 - Specifications: Input Voltage: 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Expansion board for A4988 or DRV8825 stepper motor drivers, suitable for Arduino UNO R3 and 3D printers. Features a DIP switch for microstep setting, a terminal connector for power supply, 5VDC logic voltage, 12-30VDC input voltage, DIR/STEP/EN interface. Dimensions 42x42mm, mounting holes 4x3mm. Care must be taken with polarity and driver orientation when connecting. ### Stepper motor driver module, 8-24V, direction and speed, Pulse and PWM - Page: https://sigmanortec.ro/en/stepper-motor-driver-module-8-24v-direction-and-speed-pulse-and-pwm - Details: https://sigmanortec.ro/en/llms/p/1832.md - Price: 24.97 RON - Availability: In stock; 1-2 zile - Reference: 9832 · EAN: 5947720028851 - Specifications: Supply Voltage: 8; Maximum Input Voltage: 24; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Signal controller for stepper motor driver, ideal for simple speed and direction adjustment in a DC powered installation. It operates at 8-24V and generates Pulse or PWM signal, allows selection of three frequency ranges via jumpers, includes potentiometer for speed and latching buttons for start, stop and direction. Stepper motor controller module that offers the possibility of generating pulses, providing control signals for the stepper motor driver. The combination of this simple controller, together with a stepper motor and a DC power supply, forms a simple control platform. The module has three frequency signals: high, medium and low, which can be selected using a jumper. ### Stepper motor driver, TB6600, 0.2-5A - Page: https://sigmanortec.ro/en/stepper-motor-driver-tb6600-02-5a - Details: https://sigmanortec.ro/en/llms/p/1498.md - Price: 124.57 RON - Availability: In stock; 1-2 zile - Reference: 9391 · EAN: 5949177410272 - Specifications: Current Adjustment: Yes; Maximum Output Current: 5 A Driver for 2 and 4 phase stepper motors, ideal for Nema17, Nema24 and Nema34, offers adjustable current 0.5-5A and microstepping 1, 2, 4, 8, 16 for smooth and precise movement. Optoelectronically isolated inputs for fast control, sinusoidal bipolar PWM for reduced vibrations. Aluminum housing for efficient cooling and increased protection. Stepper motor driver, with automatic idle current reduction, suitable for 2- and 4-phase motors. It can provide a current of up to 5A and has optoelectronic isolation of the high-speed input signal. Integrated bipolar sinusoidal PWM to ensure efficiency and reduce vibrations. ### Stepper motor driver module, 4 phases, ULN2003, 5-12V - Page: https://sigmanortec.ro/en/stepper-motor-driver-module-4-phases-uln2003-5-12v - Details: https://sigmanortec.ro/en/llms/p/1438.md - Price: 4.97 RON - Availability: In stock; 1-2 zile - Reference: 9332 · EAN: 5940763469612 - Specifications: Supply Voltage: 5; Maximum Input Voltage: 12; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Driver module for 4-phase stepper motors, based on the ULN2003 chip, with a supply voltage of 5-12VDC. It features LEDs for each phase for diagnostics, pins accessible via Dupont wires, and a 5-pin XH2.54 connector for direct connection to NEMA17 and 28BYJ-48 motors. Dimensions: 40 x 20 mm. ### Stepper motor driver ULN2003 - Page: https://sigmanortec.ro/en/stepper-motor-driver-uln2003 - Details: https://sigmanortec.ro/en/llms/p/151.md - Price: 4.53 RON - Availability: In stock; 1-2 zile - Reference: 22183 · EAN: 5947746455709 Stepper motor driver ULN2003, a control module for stepper motors, suitable for Arduino projects and simple automations. Operates at 4.5-20VDC supply voltage, accepts a High/Low 3.3V TTL control signal, and provides stable switching for the motor coils. Dimensions: 32 x 24 x 18 mm. ### Stepper driver A4988 + Radiator - Page: https://sigmanortec.ro/en/stepper-driver-a4988-radiator - Details: https://sigmanortec.ro/en/llms/p/153.md - Price: 8.54 RON - Availability: In stock; 1-2 zile - Reference: 22033 · EAN: 5947345040436 Stepper motor driver ideal for CNC and 3D printers, offers precise control with microstepping up to 1/16 and 16 segments, operates at 8.2-35V and supports up to 2A adjustable from the potentiometer, mounts directly on the development board without shield. Includes self-adhesive aluminum heatsink for better thermal dissipation and integrated overcurrent and overtemperature protections. Driver for stepper motor used in the construction of CNC machines, 3D printers, and any application requiring precise control of a stepper motor. Can be used directly on the development board, without the need for a shield. Includes an aluminum heatsink with a self-adhesive contact surface. Specifications … ### Stepper Driver DRV8825 - Page: https://sigmanortec.ro/en/stepper-driver-drv8825 - Details: https://sigmanortec.ro/en/llms/p/154.md - Price: 12.16 RON - Availability: Out of stock - Reference: 22011 · EAN: 5940381911913 Stepper motor driver, compatible with CNC Shield UNO and Nano, ideal for CNC projects and 3D printers where you need fine control and stable torque. Offers microstepping up to 1/32 for smoother movement, supports up to 2.5A adjustable from the potentiometer, operates at 8.2-45V and includes overcurrent, overtemperature and undervoltage protections. Stepper motor driver, DRV8825, compatible with CNC Shield UNO and Nano expansion boards. This driver is different from the A4988 model because it can be set to 1/32 resolution and supports a higher current than it. Specifications: Supply voltage: 8.2V - 45V Logic voltage: 2.5 - 5.25V 6 different resolutions: full, 1/2, 1/4, 1/8, 1/16, 1/32 … ### CNC controller, Mach3, 5-axis interface, parallel - Page: https://sigmanortec.ro/en/cnc-controller-mach3-5-axis-interface-parallel - Details: https://sigmanortec.ro/en/llms/p/2060.md - Price: 40.23 RON - Availability: In stock; 1-2 zile - Reference: 9970 · EAN: 5941897410488 CNC interface for Mach3 via parallel port, controls up to 5 axes with stepper motors, USB power supply with separation for PC protection, optical isolation for stable signals, 0-10V and PWM analog output for spindle speed regulation, inputs for E-stop and limits, operates at 12-24V for easy integration into CNC systems. CNC controller for operating CNC machines through the parallel port, compatible with MACH3 software and other similar applications, which supports up to 5 stepper motors for a total of maximum 5 movement axes. USB power and peripheral phase separation ensure computer protection, while features such as optical isolation and support for analog signals offer versatility in use. ### Motor driver module, dual H-bridge, DRV8833, 1.5A - Page: https://sigmanortec.ro/en/motor-driver-module-dual-h-bridge-drv8833-15a - Details: https://sigmanortec.ro/en/llms/p/1486.md - Price: 6.52 RON - Availability: In stock; 1-2 zile - Reference: 9380 · EAN: 5944304781621 - Specifications: Nominal Current: 1.5 A Motor driver module with dual H-bridge based on DRV8833, for controlling a 4-wire stepper motor or two independent DC motors. Provides separate PWM control per channel, 1.5A current per motor, 3-10VDC supply voltage, protection against overcurrent, short circuit, undervoltage and temperature, plus a sleep mode for reduced power consumption. Dimensions: 18.5 x 16mm. Compatible with Arduino and other development boards. ### Stabilizer filter for stepper motor - Page: https://sigmanortec.ro/en/stabilizer-filter-for-stepper-motor - Details: https://sigmanortec.ro/en/llms/p/1003.md - Price: 8.70 RON - Availability: In stock; 1-2 zile - Reference: 9195 · EAN: 5948098892167 The module interleaved between the 3D printer motherboard and the stepper motor optimizes the signal for smoother movement. Reduces vibration and noise, improves the smoothness of printed surfaces and reduces the banding effect. Uses 8 freewheeling flyback diodes for pulse stabilization, compact 40 x 30 mm format, compatible with most 3D printers. Filter for Stepper motors (stepper motor), is a module that interposes between the motherboard of 3D printers and the stepper motor, for a more fluent movement of the motor. The result will be reduced vibration, reduced noise and smoother prints. The module is composed of 8 Flyback, Freewheeling diodes (diode connected via inductor).