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L293D Motor Driver Servo Shield for Arduino (Green Connector)
In Stock
SKU:71485- 2 connections for 5V ‘hobby’ servos connected to the Arduino’s high-resolution dedicated timer
- 4 H-Bridges: L293D chipset provides 0.6A per bridge (1.2A peak) with thermal shutdown protection, internal kickback protection diodes.
- Can run motors on 4.5VDC to 25VDC.
- Up to 4 bi-directional DC motors with individual 8-bit speed selection (so, about 0.5% resolution)
- Up to 2 stepper motors (unipolar or bipolar) with single coil, double coil, or interleaved stepping.
1602 (16×2) LCD Display with I2C/IIC interface – Blue Backlight
In Stock
SKU:43897- I2C interface for simplified connectivity
- Yellow backlight for enhanced visibility
- Compact 16×02 character display
- Suitable for diverse electronic applications
1602 (16×2) LCD Display with I2C/IIC interface – Green Backlight
In Stock
SKU:81072- I2C interface for simplified connectivity
- Yellow backlight for enhanced visibility
- Compact 16×02 character display
- Suitable for diverse electronic applications
Digital Multi Servo Tester ESC Speed Control
In Stock
SKU:92038- Operating Voltage: DC 4.8-6V
- Offer 3 modes to check servos or ESC
- The Manual Mode allows you to turn the knob to different speeds and check the reaction time
- The Neutral mode makes the servo go back to the neutral point
- The Automatic ’’Window Wiper’’ Mode makes the servo swing like a window wiper in the largest angle possible
- Connect to up to 3 servos simultaneously
Original JHD 16×2 Character LCD Display With Blue Backlight
In Stock
SKU:35782- Model: JHD659 Y/YG
- Display: 16×2 character
- Outline: 80.0×36.0x14.5
- VA: 64.5×14.5
- Controller: SPLC780D
- Character: 2.95×4.35
- Driver: 1/16
Original JHD 16×2 Character LCD Display With Yellow Backlight
In Stock
SKU:81426- Model: JHD659 Y/YG
- Display: 16×2 character
- Outline: 80.0×36.0x14.5
- VA: 64.5×14.5
- Controller: SPLC780D
- Character: 2.95×4.35
- Driver: 1/16
2WD Mini Round Double Deck Smart Robot Car Chassis DIY Kit
In Stock
SKU:50467- Smart car chassis tracing car Robot car chassis with code disk, Ideal for DIY.
- This car is the tachometer encoder.
- With a 4 AA battery box (batteries not included).
- It can be used for distance measurement, velocity.
- Can use with other devices to realize function of tracing, obstacle avoidance, distance testing, speed testing,
- Wireless remote control.
- Size: 21 x 15 cm (L x W).
- Wheel size: 6.5 x 2.7cm (Dia. x H).
Longer version of 4 WD Double Layer Smart Car Chassis Kit
In Stock
SKU:83756- Strong components so as to withstand extreme terrain conditions.
- Transparent Car Chassis.
- Attractive design.
TM1638 Button Digital LED Display Module
In Stock
SKU:73641- Use TM1638 digital tube drive chip to drive a common cathode LED digital tube.
- Can be extended to 3 * 8 buttons, led digital tube and can be controlled separately.
- Support 8 brightness control, led digital tube and use the same brightness.
- Support cascading up to 6 of the same module.
- 8 LED, 8-bit digital tube and 8 buttons, common cathode LED digital tube, such as STC microcontroller can be directly connected.
PCA9685 16 Channel 12 Bit PWM Servo Motor Driver
In Stock
SKU:49528- Adjustable frequency PWM up to about 1.6 KHz
- 12-bit resolution for each output – for servos, that means about 4us resolution at a 60Hz update rate
- Configurable push-pull or an open-drain output
- The output enable pin to quickly disable all the outputs
- Terminal block for power input
- Reverse polarity protection on the terminal block input
- Green power-good LED
TM1637 4 Bits Digital Tube LED Display Module With Clock Display for Arduino
In Stock
SKU:39615- Driver Chip: MAX7219
- Input Voltage: 3.7 to 5.3 V
- Input Current: 30 mA
- Display Dimensions: 42x24x12 (LxWxH) mm
65mm Rubber Tyre Wheel for BO Motors Red
In Stock
SKU:73912- Tire with sponge liner for more strength
- With upgraded tire tread for greater friction
- New design wheel for better combination with the motor
- Diameter: 65 mm
- Width : 28 mm
- The material of Wheel: High-strength plastic
- The material of Tyre: Rubber
- Color: Black.
65mm Rubber Tyre Wheel for BO Motors Green
In Stock
SKU:58614- Tire with sponge liner for more strength
- With upgraded tire tread for greater friction
- New design wheel for better combination with the motor
- Diameter: 65 mm
- Width : 28 mm
- The material of Wheel: High-strength plastic
- The material of Tyre: Rubber
- Color: Black.
65mm Rubber Tyre Wheel for BO Motors Blue
In Stock
SKU:46235- Tire with sponge liner for more strength
- With upgraded tire tread for greater friction
- New design wheel for better combination with the motor
- Diameter: 65 mm
- Width : 28 mm
- The material of Wheel: High-strength plastic
- The material of Tyre: Rubber
- Color: Black.
65mm Rubber Tyre Wheel for BO Motors Yellow
In Stock
SKU:71082- Tire with sponge liner for more strength
- With upgraded tire tread for greater friction
- New design wheel for better combination with the motor
- Diameter: 65 mm
- Width : 28 mm
- The material of Wheel: High-strength plastic
- The material of Tyre: Rubber
- Color: Black.
65mm Rubber Tyre Wheel for BO Motors Black
In Stock
SKU:54701- Tire with sponge liner for more strength
- With upgraded tire tread for greater friction
- New design wheel for better combination with the motor
- Diameter: 65 mm
- Width : 28 mm
- The material of Wheel: High-strength plastic
- The material of Tyre: Rubber
- Color: Black.
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SKU:354321- Virtual Filament (Only for 3D Printer Subscription)
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TechnoSam – Wired for Innovation. Built for Reliability.
At TechnoSam, we specialize in providing high-quality electronics modules, development boards, and IoT components for makers, developers, educators, and enterprises. Whether you’re building a prototype or scaling to production, our curated inventory and expert support help you bring your ideas to life — reliably and affordably.
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