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Pololu

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2992-POLOLU, Pololu G2 High-Power Motor Driver 24v13
US$57.80

2992-POLOLU, Pololu G2 High-Power Motor Driver 24v13
This discrete MOSFET H-bridge motor driver enables bidirectional control of one high-power DC brushed motor. The small 1.3″ × 0.8″ board supports a wide 6.5 V to 40 V voltage range and is efficient enough to deliver a continuous 13 A without a heat sink.  

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5349-POLOLU A5984 Stepper Motor Driver Carrier, Fixed 750mA@5V / 500mA@3.3V (Soldered Header Pins)
US$7.05
5349-POLOLU A5984 Stepper Motor Driver Carrier, Fixed 750mA@5V / 500mA@3.3V (Soldered Header Pins) This is a carrier board for Allegro’s A5984...
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5348-POLOLU A5984 Stepper Motor Driver Carrier, Fixed 750mA@5V / 500mA @3.3V
US$5.23
5348-POLOLU A5984 Stepper Motor Driver Carrier, Fixed 750mA@5V / 500mA @3.3V This is a carrier board for Allegro’s A5984 microstepping bipolar...
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5351-POLOLU A5984 Stepper Motor Driver Carrier, Fixed 500mA@5V / 330mA@3.3V (Soldered Header Pins)
US$7.05
5351-POLOLU A5984 Stepper Motor Driver Carrier, Fixed 500mA@5V / 330mA @3.3V (Soldered Header Pins) This is a carrier board for Allegro’s A5984...
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5350-POLOLU A5984 Stepper Motor Driver Carrier, Fixed 500mA@5V / 330mA @3.3V
US$5.23
5350-POLOLU A5984 Stepper Motor Driver Carrier, Fixed 500mA@5V / 330mA @3.3V This is a carrier board for Allegro’s A5984 microstepping bipolar...
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4757-POLOLU 6.3:1 Metal Gearmotor 37Dx65L mm 12V with 64 CPR Encoder (Helical Pinion)
US$85.79
This gearmotor is a powerful 12V brushed DC motor with a 6.25:1 metal gearbox and an integrated quadrature encoder that provides a resolution of 64 counts per revolution of the motor shaft, which corresponds to 400 counts per revolution of the gearbox’s output shaft..
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4754-POLOLU 70:1 150mA Metal Gearmotor 37Dx70L mm 12V with 64 CPR Encoder (Helical Pinion)
US$63.47
This gearmotor is a powerful 12V brushed DC motor with a 70:1 metal gearbox and an integrated quadrature encoder that provides a resolution of 64 counts per revolution of the motor shaft, which corresponds to 1200 counts per revolution of the gearbox’s output shaft. These units have a 0.61"-long, 6 mm-diameter D-shaped output shaft.
Delivery within 2-3 weeks
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2458-POLOLU QTR-1A Reflectance Sensor (2-Pack)
US$7.14
QTR-1A Reflectance Sensor (2-Pack) The QTR-1A reflectance sensor carries a single infrared LED and phototransistor pair in an inexpensive, tiny 0.5" x...
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3674-POLOLU, Right Bumper Switch Assembly for Romi/TI-RSLK MAX (Through-Hole Pins Soldered)
US$9.05
The 3674-POLOLU is a bump sensor for the Romi or TI-RSLK MAX robots. It uses six snap-action switches to determine if there's an obstacle on its way or not.
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4990-POLOLU, Zumo 32U4 OLED Robot Kit (No Motors)
US$136.45
The 4990-POLOLU is a robot kit to build the highly integrated Zumo 32U4. This product is based on an ATmega32U4. Its user programmable and highly customizable.
 
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4751-POLOLU 19:1 Metal Gearmotor 530 RPM 37Dx68L mm 12V with 64 CPR Encoder (Helical Pinion)
US$68.23
This gearmotor is a powerful 12V brushed DC motor with a 18.75:1 metal gearbox and an integrated quadrature encoder that provides a resolution of 64 counts per revolution of the motor shaft, which corresponds to 1200 counts per revolution of the gearbox’s output shaft. These units have a 0.61"-long, 6 mm-diameter D-shaped output shaft.
Delivery within 2-3 weeks
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CP2102N USB-to-Serial Adapter Carrier
US$13.58
This USB-to-serial adapter lets you easily connect a TTL serial device to a PC by acting as a virtual serial port. The board is a Micro-USB carrier for the Silicon Labs CP2102N USB-to-UART bridge that provides access to all of its control signal pins and GPIO pins.
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6-Pin Female-Female JST SH-Style Cable 10cm
US$2.37
This 10 cm (4″) cable has six 28 AWG wires and 6-pin female JST SH-type connectors on both ends. These connectors work with our Micro Metal Gearmotor Encoders with top-entry connectors and with side-entry connectors as well as our connector breakout boards with top-entry and side-entry connectors.
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6-Pin Female-Female JST SH-Style Cable 25cm
US$2.87
This 25 cm (10″) cable has six 28 AWG wires and 6-pin female JST SH-type connectors on both ends. These connectors work with our Micro Metal Gearmotor Encoders with top-entry connectors and with side-entry connectors as well as our breakout boards with top-entry and side-entry connectors.
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6-Pin Female-Female JST SH-Style Cable 40cm
US$4.50
This 40 cm (16″) cable has six 28 AWG wires and 6-pin female JST SH-type connectors on both ends. These connectors work with our Micro Metal Gearmotor Encoders with top-entry connectors and with side-entry connectors as well as our breakout boards with top-entry and side-entry connectors.
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