TXB0108, 8 Channel Bidirectional Logic Level Converter
This bidirectional logic convertor uses the TXB0108 chip to perform bidirectional level shifting from pretty much any voltage to any voltage a..
RS232 to TTL Shifter
The smallest and easiest to use serial conversion circuit on the market! This board has one purpose in life - to convert RS232 to TTL and vice versa (TX and RX). This will allo..
Breakout MAX3232
The 'must have' IC for TTL/CMOS projects finally has its own breakout board! This is the RS232 converter IC that is capable of running at 3V and communicating with 5V logic. We've ..
Serial Level Adapter - RS232 to TTL
This deluxe serial port adapter (RS-232 adapter) converts logic-level signals to the higher voltages required for RS-232 and similar serial ports. Unlike competi..
12" eTape Liquid Level Sensor
The eTape Liquid Level Sensor is a solid-state sensor with a resistive output that varies with the level of the fluid. It does away with clunky mechanical floats, and ..
Logic Level Converter, 4 Channel
If you’ve ever tried to connect a 3.3V device to a 5V system, you know what a challenge it can be. This bi-directional logic level converter is a small device..
Micro SD breakout with 3.3V Regulator & Level Shifters
This carrier board makes it easy to interface a microSD memory card (originally known as TransFlash) with an SPI-capable microcontroller, of..
M3 Bed Leveling Kit for 3D Printer
These M3 Springloaded nut and bolt kit makes leveling a 3D Printer bed much easier.
Quick Spec
M3 * 40 Srews
Shipping List
4 x M3 Leveling..
TXB0108 Logic Level Converter, 8 Channel
Because the Arduino (and Basic Stamp) are 5V devices, and most modern sensors, displays, flash cards and modes are 3.3V-only,
many makers find that the..
Logic Level Shifter, 8 Way
This 8 channel bi-directional logic level converter is a small device that safely steps down 5V signals to 3.3V and steps up 3.3V to 5V at the same time. This level conve..
Liquid Level Sensor
The non-contact liquid level sensor utilizes advanced signal processing technology by using a powerful chip (XKC-Y25-T12V) with high-speed operation capacity to achieve non-contac..
LV-160 Digital Inclinometer (Tilt Angle)
The LV-160 is a mini digital inclinometer featuring a large digital display indicating angle in degrees. It has a HOLD button which freezes the angle displa..
Float Switch - Water Level Sensor
A float switch is a device used to sense the level of liquid within a tank, it may actuate a pump, an indicator, an alarm, or other device.
Use them with hydroponic..
Liquid Level Sensor - Contactless
This non-contact liquid level switch can be triggered when the liquid level falls below the sensor attached to the outside surface of a non-metal container.
Unli..
BH1750 I2C Light Sensor Module
This module interfaces to the BH1750 Light Sensor made by Rohm Semiconductor. This is a simple, inexpensive light sensor which provides reasonably accurate, quantitativ..
Wave Arduino Starter Kit A + 13 Sensors
The Wave Arduino Starter Kit A is a great way to start playing with various sensors with an Arduino. The kit comes with 13 different sensors which gives you th..
Opto Isolator 24-5V Module
This is a uni-directional 24VDC to 5VDC level-shifter with complete isolation. A practical use of such a device is to use an output signal from a 24VDC system such as from ..
SparkFun, Logic Level Converter, 4 Channel
If you've ever tried to connect a 3.3V device to a 5V system, you know what a challenge it can be. The bi-directional logic level converter is a small devic..
Wave Sensor Pack (13 Pack)
This kit consist of an total of 13 various sensors for all your DIY Arduino projects.
Includes
1 x MQ-5 Gas Sensor
1 x Colour Sensor
1 x Flame Sensor
..
E10 School Series - Switch
This E10 School Series Switch is a basic entry level module for those just getting started with electronics or for projects in the classroom or lab. This is a low voltage..
E10 School Series - Lamp Holder
This E10 School Series Lamp Holder is a basic entry level module for those just getting started with electronics or for projects in the classroom or lab. This is a l..
E10 Series - AA Battery Holder
This E10 Series AA Battery Holder is a basic entry level module for those just getting started with electronics or for projects in the classroom or lab. This is a low..
MKS Bed Level Sensor
The MKS Bed Level Sensor is a device that uses the hall effect to achieve leveling. The position of the point can be obtained by touching the point on the heated bed, and then ..
Float Switch Stainless Steel - 30V 2A
A float switch is a device used to sense the level of liquid within a tank, it may actuate a pump, an indicator, an alarm, or other device. Use them with hydro..
Vertical Float Switch 250mm 30V 2A
A float switch is a device used to sense the level of liquid within a tank, it may actuate a pump, an indicator, an alarm, or other device. Use them with hydropon..
Entry Level Mouse Black - USB
Simple to set up and use! Full size comfort, ambidextrous design.
Quick Spec
Interface: USB 2.0
Sensor: Optical Sensor
Resolution: 1000 DPI
Number of ..
Entry Level Keyboard Black - USB
This is an entry level keyboard, with a USB interface that makes the keyboard a simple plug-and-play device.
Quick Spec
Model: KB528U
Interface: USB2.0
..
Liquid Level Transmitter - Immersible
This throw-in type liquid level transmitter adopts high-performance pressure sensing chip, with advanced circuit processing and temperature compensation techno..
Soil Moisture Sensor
A soil moisture sensor can read the amount of moisture present in the soil surrounding it. It's an ideal for monitoring an urban garden, or your pet plant's water level. This is ..
Inductive Sensor Probe
The Inductive Sensor Probe LJ12A3-4-Z/BX is capable of detecting metal without contact, and is often used in 3D printers to read or adjust the level of the Print Bed, includi..
Level Wheel Spring Kit - 3D Printer
Bed levelling kits are used to spring mount your heated bed to make levelling adjustment easier.
Quick Spec
Knob Dimensions: 38 (diameter) x 10mm
..
DF Robot Non-contact Liquid Level Sensor
This is a non-contact liquid level sensor with a status indicator and adjustable sensitivity. It is especially suitable for detecting the liquid level of al..
MAX3232 Serial Converter Module 3-5V
The RS232 to TTL 5V Signal Converter Module is a professional module for projects requiring PC/Laptop RS232 interface to 5V TTL logic. This module converts sign..
E10 School Series - DIY Motor
This E10 School Series DIY Motor is a basic entry level module for those just getting started with electronics or for projects in the classroom or lab. This is a low v..
Sparkfun TXB0104 Voltage Level Breakout, 4 Channel
This is a breakout board for the Texas Instruments TXB0104 module. The TXB0104 is a 4-bit bidirectional voltage-level translator with automatic di..
Ultrasonic Liquid Level Sensor 5M - RS485 and 4-20mA Output
The ultrasonic level sensor emits a high frequency acoustic pulse from its transducer. The pulse travels through the air gap, reflects ag..
DF Robot 12 - 5V Level Converter - 4 Channel
This 12V to 5V level converter module with 4-channel Optocoupler isolation features common anode / common cathode / differential signal inputs. The leve..
DF Robot 12 - 5V Level Converter - 2 Channel
This 12V to 5V level converter module with 2-channel Optocoupler isolation features common anode / common cathode / differential signal inputs. The leve..
DF Robot 12 - 3.3V Level Converter - 2 Channel
This 12V to 3.3V level converter module with 2-channel Optocoupler isolation features common anode / common cathode / differential signal inputs. The ..
DF Robot 12 - 3.3V Level Converter - 4 Channel
This 12V to 3.3V level converter module with 4-channel Optocoupler isolation features common anode / common cathode / differential signal inputs. The ..
DF Robot Capacitive Pipeline Liquid Level Sensor
This capacitive pipeline liquid level sensor of high sensitivity is suitable for non-metallic pipes with a diameter of 6mm. The sensor outputs digit..
PP Mini Float, 50mm Vertical Mount, Type A
Float level switch is a simple structure, easy to use level control device, it does not provide power, no complicated circuit, it has a mechanical switch ..
PP Mini Float, 50mm Horizontal Mount, Type A
Float level switch is a simple structure, easy to use level control device, it does not provide power, no complicated circuit, it has a mechanical switc..
Ultrasonic Liquid Level Sensor 10M - RS485 and 4-20mA Output
The ultrasonic level sensor emits a high frequency acoustic pulse from its transducer. The pulse travels through the air gap, reflects a..
Ultrasonic Liquid Level Sensor 15M - RS485 and 4-20mA Output
The ultrasonic level sensor emits a high frequency acoustic pulse from its transducer. The pulse travels through the air gap, reflects a..
TXS0108E Level Converter - 8 Channel
The TXS0108E 8 channel (8-bit) bi-directional level-shifter (logic level converter) works with both open-drain and push-pull configurations. This 8-bit translat..