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1000:1 Micro Geared Motor
Price: $19.99
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(1)
Availability: In Stock
Item #: 1596 -

This miniature, high-torque gearmotor has a 1000:1 gearbox, making it a great choice for applications requiring fine control at very low speeds. These units have a 0.365"-long, 3 mm-diameter D-shaped output shaft. Note: Because of the high gear ratio, these motors can generate enough torque to damage themselves, so you should avoid stalling them. Also note: this gearbox is longer than that of most 12mm micro gearmotors, so our micro metal gearmotor brackets will not fit this motor....

29:1 Metal Gearmotor 37D x 52L mm
Price: $25.95
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(1)
Availability: Discontinued
Item #: 1103 -

This 2.05" x 1.45" x 1.45" gearmotor is a powerful, high-quality motor with 29:1 metal gearbox intended for operation at 12V. These units have a 0.61"-long, 6 mm-diameter D-shaped output shaft. These motors are intended for use at 12V, though the motor can begin rotating at voltages as low as 1V. Gearmotor Dimensions: The face plate has six mounting holes evenly spaced around the outer edge threaded for M3 screws. These mounting holes form a regular hexagon and the centers of neighboring holes...

47:1 metal gearmotor 6v
Price: $22.99
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Availability: Discontinued
Item #: 1574 -

This gearmotor consists of a high-power, 6 V brushed DC motor combined with a 46.85:1 metal spur gearbox. The gearmotor is cylindrical, with a diameter just under 25 mm, and the D-shaped output shaft is 4 mm in diameter and extends 12.5 mm from the face plate of the gearbox.Key specs at 6 V: 200 RPM and 550 mA (max) free-run, 115 oz-in (8.5 kg-cm) and 6.5 A stall.Note: Stalling or overloading gearmotors can greatly decrease their lifetimes and even result in immediate damage. For these...

180:1 Offset Shaft Mini Plastic Gearmotor
Retail: $5.49
Price: $4.79
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Availability: In Stock
Item #: 1594 -

This compact, inexpensive, low-current gearmotor (motor with a 180:1 reduction gearbox) is well suited for use in small robots. At 4.5V, it has a free-run speed of 80 RPM and a stall torque of approximately 30 oz-in (however, the built-in safety clutch might start slipping before the stall torque is reached). The D-shaped output shaft has a diameter of 3mm and works with the Pololu wheels and a 3mm universal aluminum mounting hub. This gearbox output shaft is offset from but parallel to the...

Ball Caster with 3/8in. Plastic Ball
Price: $2.99
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Availability: In Stock
Item #: 950 -

This ball caster kit includes a black ABS housing, a 3/8in. diameter plastic ball, two spacers (1/16in. and 1/8in. thick), and two #2 screw sets.The total height of this ball caster is 0.4in. with no spacers. You can also adjust the height to 0.6in. by adding the spacers.The ball caster can be mounted to a chassis by the two screw sets included in the kit. The distance between the two screw holes is 0.53in.0-PL950

Ball Caster with 3/4in. Plastic Ball
Price: $5.99
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Availability: In Stock
Item #: 954 -

This ball caster kit includes a black ABS housing, a 3/4in. diameter plastic ball, three dowel pin rollers, two spacers (1/16in. and 1/8in. thick), and two #2 screw sets.The total height of this ball caster is 0.91in. with no spacers. You can also adjust the height to 1.1in. by adding the spacers.The ball caster can be mounted to a chassis by the two screw sets included in the kit. The distance between the two screw holes is 0.24in.0-PL954

Replacement 3pi Ball Caster with 1/2in. Plastic Ball
Retail: $2.99
Price: $1.69
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Availability: In Stock
Item #: 957 -

This ball caster can be used as a replacement 3pi robot part or as a general-purpose ball caster. When mounted through a hole in a chassis that uses micro metal gearmotors and 32x7mm wheels, as on the 3pi, this ball caster is just the right height to keep the chassis level. The hole for this ball caster in the 3pi chassis has a diameter of 600 mils (0.6") and has a side that is flattened by 30 mils.Replacing the 3pi Ball CasterTo replace the ball caster on your 3pi, you will need to unscrew...

Ball Caster with 1in. Plastic Ball
Price: $6.99
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Availability: In Stock
Item #: 956 -

This ball caster kit includes a black ABS housing, a 1in. diameter plastic ball, three dowel pin rollers, two spacers (1/16in. and 1/8in. thick), and two #2 screw sets.The total height of this ball caster is 1.1in. with no spacers. You can also adjust the height to 1.3in. by adding the spacers.The ball caster can be mounted to a chassis by the two screw sets included in the kit. The distance between the two screw holes is 0.69in.0-PL956

Pololu Wheel 42 x 19mm - Set of Two
Price: $6.98
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Availability: Back Order
Item #: 1090 -

These custom-designed plastic wheels have rubber tires measuring 1.65" (42 mm) in diameter and are designed to fit the output shafts on our micro and mini metal gearmotors. Our extended micro metal gearmotor bracket is specifically designed to work with these wheels. Please note that the non-extended version of our mountingbracket will not work well with these wheels.SpecsDiameter: 1.65in (42mm)Width of Tire: 0.75in (19mm)Weight: 0.55oz (16g)Motor not included.0-PL1090 ...

Injection-Molded Sprocket Set 8T GM (Set of 4)
Price: $8.99
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Availability: In Stock
Item #: 359 -

These 8-tooth, injection-molded sprockets are made to work with the rugged miniature tank tracks. This set comes with four sprockets made from sturdy, black ABS plastic: two sprockets for mounting on the 7-mm shafts of 228:1 offset, 120:1 offset, 200:1 90-degree, and 120:1 90-degree pololu plastic gearmotors or Solarbotics GM2, GM3, GM8, and GM9 gearboxes, and two idler sprockets with 1/4″ holes that you can mount using shoulder bolts.The diameter of the sprocket by itself is 1.5″. Once the...

Miniature Track Link and Pin (pack of 10 links)
Retail: $8.99
Price: $5.79
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Availability: Discontinued
Item #: 415 -

These miniature tank tracks are great for small, indoor, tracked robots. Each track link is injection-molded from ABS, and the links are held together by 1/16in. stainless steel dowel pins. The track is 0.9in. wide, and the pins are spaced approximately 0.54in. apart. These tank tracks are smooth for operation on one of the most common types of terrain that your robot might encounter: carpet!One pack contains ten loose links and pins.0-PL415

RC Switch with Medium Low-Side MOSFET
Price: $7.49
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Availability: In Stock
Item #: PL2803 -

The Pololu RC switch with medium low-side MOSFET can be used with standard hobby radio control systems for radio control switch applications or simple interface applications. Example uses include converting extra RC receiver or servo controller outputs to simple high/low signals that can control LEDs or relays and connecting RC systems to microcontroller projects that do not have the necessary resources for decoding the RC interface. Two outputs indicate the presence of a valid signal and...

10A Rocker Switch 3-pin, SPDT
Retail: $2.29
Price: $0.79
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Availability: In Stock
Item #: 1406 -

This single-pole, double-throw (SPDT) rocker switch makes a great on/off power switch. It is rated for 10 A at 125 VAC and 6 A at 250 VAC.0-PL1406

Micro Metal Gearmotor Extended Bracket - Set of Two
Price: $4.99
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(1)
Availability: In Stock
Item #: 1089 -

This compact bracket enables convenient mounting of popular, Sanyo-style miniature metal gearmotors. The plastic bracket encloses the otherwise exposed gears, and the mounting tabs capture the nuts for easy installation.Four #2-56×7/16" screws and four nuts are included with the two bracket. This extended version of the bracket is designed to allow a portion of the motor to fitwithin the hub of a larger wheel.NOTE: This will NOT fit the 1000:1 Micro geared motor.0-PL1089 ...

Orangutan USB Programmer
Price: $27.99
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(3)
Availability: In Stock
Item #: 740 -

This programmer is a compact solution for programming the 3pi robot through a USB port. The programmer incorporates a USB-to-serial adapter and emulates an AVR ISP programmer so that you can program your 3pi with any software that can talk through a serial port to an AVR ISP, such as Atmel’s AVR Studio and AVRDUDE, which is included in the open-source WinAVR package. The unit also doubles as a USB-to-serial adapter (TX and RX only), allowing you to communicate with your 3pi, or any other...

Jrk 12v12 USB Motor Controller with Feedback
Price: $68.99
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(1)
Availability: Discontinued
Item #: 1393 -

The JRK 12v12 is a versatile, general-purpose motor controller that supports a variety of interfaces, including USB. The 6V to 16V operating range and high continuous output current of 12A (30A peak) allow this board to control many medium-sized DC brushed motors. Analog voltage and tachometer (frequency) feedback options allow quick implementation of closed-loop servo systems, and a free configuration utility (for Windows XP or Vista) allows easy calibration and configuration through the USB...

Jrk 21v3 USB Motor Controller with Feedback
Price: $39.99
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Availability: In Stock
Item #: 1392 -

The Jrk 21v3 is a versatile, general-purpose motor controller that supports a variety of interfaces, including USB. The broad operating range from 5V to 28V and continuous output current of 3A (5A peak) allow this board to control most small DC brushed motors. Analog voltage and tachometer (frequency) feedback options allow quick implementation of closed-loop servo systems, and a free configuration utility (for Windows XP or Vista) allows easy calibration and configuration through the USB...

Parallax USB-to-Serial(RS-232) ADAPTER #28030
Price: $17.99
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Availability: Discontinued
Item #: 1606 -

If you need a serial port on your computer but you don't have one, this USB to serial (RS-232) adapter is an easy solution. To use the adapter, install the appropriate driver and plug it in to your computer's USB port using a USB A to mini-B cable. Now you have a virtual com port!Parallax designed this adapter using the FTDI chip, FT232RL. This adapter supports multiple operating systems. FTDI provides fully functional drivers, maintaining and improving them as operating systems change.0-1606...

Pololu  Wheel 40 x 7mm Pair White
Price: $5.49
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Availability: In Stock
Item #: 1454 -

These white plastic wheels have silicone tires measuring 40 mm (1.57″) in diameter and press-fit onto the 3mm D output shafts on many of our motors with 3mm shafts.SPECIFICATIONSDiameter: 1.57″ (40 mm)Width of tire: 0.26″ (6.5 mm)Weight: 0.15 oz (4.3 g)Shaft type: 3mm ''D''0-1454

Pololu Wheel 70 x 8mm Pair - Black
Price: $6.99
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Availability: In Stock
Item #: 1425 -

These black plastic wheels press fit onto the 3mm D shafts of our mini and micro metal gearmotors to make a nice drive solution for small robots. The wheels have silicone tires and measure 70 mm (2.75") in diameter. Two additional mounting holes make it possible to use the wheel with several of our universal mounting hubs. The wheels are sold in pairs.Both our micro metal gearmotor bracket and extended micro metal gearmotor bracket work with this wheel.SpecificationsDiameter: 2.75" (70...

Maxbotix LV-MaxSonar-EZ2 Sonar Range Finder MB1020
Price: $26.99
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Availability: In Stock
Item #: 792 -

The Maxbotics LV-MaxSonar-EZ family of sonar range finders offers very short- to long-range detection and ranging in an incredibly small package with ultra-low power consumption. The LV-MaxSonar-EZ detects objects from 0 to 6.45 meters (21.2 feet) and provides sonar range information beyond 15 cm (6") with a resolution of 2.5 cm resolution (1 in). Objects between 0 and 15 cm range as 15 cm. The sensor provides three output interfaces, all of which are active simultaneously: digital pulse width...

Pololu Simple Motor Controller 18v7 (Fully Assembled)
Price: $24.99
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Availability: In Stock
Item #: 1372 -

The Pololu Simple Motor Controllers are versatile, general-purpose motor controllers for brushed, DC motors. A wide operating range of up to 5.5-40V and the ability to deliver up to several hundred Watts in a small form factor make these controllers suitable for many motor control applications. With a variety of supported interfaces--USB for direct connection to a computer, TTL serial for use with embedded systems, RC hobby servo pulses for use as an RC-controlled electronic speed control...

Baby Orangutan B-328 Robot Controller
Price: $18.99
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Availability: In Stock
Item #: 1220 -

The Baby Orangutan is a complete control solution for small robots, all packed into a tiny 1.2" x 0.7" 24-pin DIP package. Its compact design eliminates bulkier components such as the LCD and switches while retaining the most essential features of the Orangutan robot controller line: a programmable ATmega48, ATmega168 (discontinued), or ATmega328P AVR microcontroller and a dual H-bridge for direct control of two DC motors. This integrated motor driver sets the Baby Orangutan B apart from...

T1 (3mm) Red LED with Red Diffused Lens, Pack of 5
Price: $0.79
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Availability: In Stock
Item #: 1070 -

This is a basic, general-purpose red LED in a standard T1 (3mm) package with 0.1 in. lead spacing.Size: 3mmCurrent Rating: 30mAColor: RedLens Type: Red diffused0-PL1070