PULSE SENSOR
- You can put this sensor on the finger or earlobe, through interconnected line can be connected to the Arduino.It also has an open source app, can real time your heart rate graph display.
- Biometric Pulse Rate or Heart Rate detecting sensor
- Operating Voltage: +5V or +3.3V
- Current Consumption: 4mA
- Inbuilt Amplification and Noise cancellation circuit.
- Diameter: 0.625”
- Thickness: 0.125” Thick
Price 650 Birr
https://vector4engineering.com/product/pulse-sensor/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

ARDUINO NANO
- Arduino Nano is a small, complete and breadboard-friendly Microcontroller board, based on ATmega328p, developed by Arduino.cc in Italy in 2008 and contains 30 male I/O headers, configured in a DIP30 style.
- Operating Voltage(logic level): 5V
- 8 analog inputs ports: A0 ~ A7
- 14 Digital input / output ports: TX,RX,D2 ~ D13
- 6 PWM ports: D3, D5, D6, D9, D10, D11
- 1 pairs of TTL level serial transceiver ports RX / TX
- Using Atmel Atmega328P-AU MCU
- Supports USB download and Power
- Supports ISP download
Price 1,750 Birr
https://vector4engineering.com/product/arduino-nano/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

SOLDERING STATION GORDAK 952
- 270W Gordak 952 Soldering Station + Heat Gun 2 in 1 SMD BGA Rework Station
- BGA motherboard repair soldering station
- Soldering ironhot air gun air station
- With 1 hot air desoldering and 1 soldering iron , non contact pads, can be exempted from parts of displacement and thermal shock
- It is very suitable for the repair of the BGA circuit board, the combination of multi function anti-static maintenance, can safely and effectively remove the flat IC, and can ensure that the PCB board is not damaged
- Composed of heating wire and large flow of professional super static pump, has a long life, the advantages of stable temperature. At the same time welding demolition work for different components
Price 15500 Birr
https://vector4engineering.com/product/soldering-station-gordak-952/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301

TOUCH SENSOR
- The module is based on a touch-sensing IC (TTP223B) capacitive touch switch module.
- Power supply for 2 ~ 5.5V DC
- A total of three pins (GND, VCC, SIG), GND to ground , VCC is the power supply , SIG digital signal output pin ;
- Power Indicator : Green LED, power on the right that is shiny ;
- Touch area : Similar to a fingerprint icon inside the area , you can touch the trigger finger.
Price 600 Birr
https://vector4engineering.com/product/touch-sensor-capacitive-touch-switch-module/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

TILT SENSOR MODULE
- TILT SENSOR MODULE is a device used for knowing the planar movement.
- It's function is to detect the plane shift from horizontal to vertical and send a signal when it happens.
- Adjustable sensitivity (shown in blue digital potentiometer adjustment)
- SW-520D Tilt Sensor Module
- Supply voltage: 3.3 V to 5V
- Output can directly connected to controller
- TTL level output
- Maximum output current : 15mA
- Maximum operating temperature: 0°C to + 80°C
Price 600 Birr
https://vector4engineering.com/product/tilt-sensor-module/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

TEC1-12706 THERMOELECTRIC PELTIER
- The TEC1-12706 operates at 12V/6A and is used in thermoelectric cooling devices.
- Thermoelectric Peltier cooler modules are solid-state heat pumps that use DC current flow to transfer heat from one side of the device (cold side) to the other side of the device (hot side).
- These devices are used in small cooling applications such as insulated coolers, small wine cooler cabinets and to cool CPUs in computers.
- This technology is even used in space craft to move heat from the hot sunlit side of the space craft to the cold side of the space craft.
- Model: TEC1-12706.
- Size: 40 mm X 40 mm.
- Max power consumption: 60 W.
- Max amps: 5A to 6.4A.
Price 750 Birr
https://vector4engineering.com/product/tec1-12706-thermoelectric-peltier/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben

SENSOR SHIELD
- The Arduino Sensor Shield V5.0 is used to connect sensors, servos, buttons, relays, and potentiometers with the Arduino Board.
- Incorporates IIC interface
- Comes with RB URF v1.1 ultrasonic sensors interface
- It is compatible with Arduino UNO and Mega Boards
- Contains Bluetooth module communication interface
- Carries SD card module communication interface
- Contains APC220 wireless RF module communication interface
- Carries 32 servo controller interface
- Contains 128x64 LCD parallel interface
Price 400 Birr
https://vector4engineering.com/product/sensor-shield/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

ATMEGA16L-8PU Microcontroller
- ATmega16L-8PU, High Performance, Low Power AVR 8-Bit Microcontroller.
- Case : PDIP-40
- Program Memory Size : 16KB
- Data Bus Width : 8 bit
- ADC Resolution : 10 bit
- Maximum Clock Frequency : 8MHz
- Number of I/Os : 32
- Data RAM Type : SRAM
- Data RAM Size : 1KB
- Data ROM Size : 512
- Data ROM Type : EPROM
- Operating Supply Voltage : 2.7V – 5.5V
- Interface Type : JTAG, SPI, USART
- Number of ADC Channels : 8
- Number of Timers/Counters : 3
- Program Memory Type : Flash
Price 500 Birr
https://vector4engineering.com/product/atmega16l-8pu/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

NTC 8D-11
- Model Number: 8D-11
- Temperature Coefficient: negative temperature coffcient thermistor NTC
- Type: NTC Thermistor, Thermal Resistor
- Operating Temperature: -55℃ ~ 200℃
- Resistance: 8 ohm
- Rated Power: 0.1W, Standard
- Tolerance: 5%
- Technology: Metal Foil
- Number of Pins: 2
Price 150 Birr
https://vector4engineering.com/product/3015/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

DC SOCKET POWER PLUG
- Current Rating (Amp) : 1A
- Voltage : 12V
- Mounting Type : Panel Mount
- Plug Type : Jack Plug
- Temperature Range : -30 ~ + 70 Degree Celsius
Price 70 Birr
https://vector4engineering.com/product/dc-socket-power-plug/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

TEENSY 4 AUDIO SHIELD
- The Teensy Audio shield utilizes the SGTL5000 stereo codec with headphone amp IC to decode and drive audio files and the Cortex-M4 DSP instructions from the Teensy dev board to provide power to a real-time FFT.
- Teensy 4 Audio Shield (Rev D)
- 16 bit, 44.1kHz Sample Rate Audio
- Plays Uncompressed WAV and Raw Audio Files
- 4 Channel Software Mixer
- 3.5mm Audio Jack
- micro-SD Card Slot
- Supports Stereo Headphone and Stereo Line-Level Output
Price 2250 Birr
https://vector4engineering.com/product/teensy-4-audio-shield/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

TEENSY 4.0
- ARM Cortex-M7 at 600MHz
- 1024K RAM (512K is tightly coupled)
- 2048K Flash (64K reserved for recovery & EEPROM emulation)
- 2 USB ports, both 480MBit/sec
- 3 CAN Bus (1 with CAN FD)
- 2 I2S Digital Audio
- 1 S/PDIF Digital Audio
- 1 SDIO (4 bit) native SD
- 3 SPI, all with 16 word FIFO
- 3 I2C, all with 4 byte FIFO
- 7 Serial, all with 4 byte FIFO
- 32 general purpose DMA channels
- 31 PWM pins
- 40 digital pins, all interrrupt capable
- 14 analog pins, 2 ADCs on chip
- Cryptographic Acceleration
- Random Number Generator
- RTC for date/time
- Programmable FlexIO
- Pixel Processing Pipeline
- Peripheral cross triggering
- Power On/Off management
Price 7500 Birr
https://vector4engineering.com/product/teensy-4-0/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

CABLE TIE 4.8*200mm and 4.8*300mm
- Nylon Cable tie
- Smooth edges for effortless insertion
- Self-locking Fastener Design, Strong durable powerful lock, easy handling and prevent snagging in tight.
Price of CABLE TIE 4.8*200mm 4 Birr
Price of CABLE TIE 4.8*300mm 6 Birr
https://vector4engineering.com/product/cable-tie-4-8200mm/
https://vector4engineering.com/product/cable-tie-4-8300mm/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

VOLTAGE SENSOR MODULE
- Input Voltage: 0 to 25V
- Voltage Detection Range: 0.02445 to 25
- Analog Voltage Resolution: 0.00489V
- Needs no external components
- Easy to use with Microcontrollers
- Dimensions: 4 × 3 × 2 cm
Price 750 Birr
https://vector4engineering.com/product/voltage-sensor-detection-module/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

ARDUINO MKR WIFI 1010
- Microcontroller = SAMD21
- Board Power Supply (USB/VIN) = 5V
- Radio module = u-blox NINA-W102
- Supported Battery = Li-Po Single Cell, 3.7V, 1024mAh Minimum
- Secure Element = ATECC508
- Circuit Operating Voltage = 3.3V
- PWM Pins = 13
- Digital Pins = 8
- Analog Pins = 7
- UART = 1
- SPI = 1
- I2C = 1
- External Interrupts = 10
- Flash memory = 256KB
- SRAM = 32KB
- EEPROM = no
- USB = Full-Speed USB Device and embedded Host
- LED_BUILTIN = 6
- Clock speed = 32.768 kHz (RTC), 48 MHz
- IT is a solution to your basic IoT applications.Using this device, you can develop a WiFi-connected sensors network or can produce a BLE device connected to your cell phone.
Price 4550 Birr
https://vector4engineering.com/product/wifi-1010/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

VIBRATION SENSOR
- The vibration sensor module based on the vibration sensor SW-420 and Comparator LM393 is used to detect vibrations.
- Operating Voltage: 3.3V to 5V DC
- Operating Current: 15mA
- Using SW-420 normally closed type vibration sensor
- LEDs indicating output and power
- LM393 based design
- Easy to use with Microcontrollers or even with normal Digital/Analog IC
- Used for a variety of shock triggered systems, theft alarm, smart car, an earthquake alarm, motorcycle alarm.
Price 600 Birr
https://vector4engineering.com/product/vibration-sensor-module/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

YF-S201 Water Flow Sensor
- Operating Voltage: 4.5V to 18V DC
- Output type: 5V TTL
- Maximum current draw: 15mA at 5V
- The sensor used: Hall Effect
- Working Flow rate: 1 to 30 Liters/Minute
- Accuracy: ±10%
- Pulses per Liter: 450
- water pressure < 1.75MPa
- Output duty cycle: 50% +-10%
- Flow rate pulse characteristics: Frequency (Hz) = 7.5 * Flow rate (L/min)
- This sensor sits in line with your water line and contains a pinwheel sensor to measure how much liquid has moved through it. There’s an integrated magnetic hall effect sensor that outputs an electrical pulse with every revolution. The hall effect sensor is sealed from the water pipe and allows the sensor to stay safe and dry.
Price 1500 Birr
https://vector4engineering.com/product/yf-s201-water-flow-sensor/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben

W1209 THERMOSTAT TEMPERATURE CONTROL SWITCH
- Temperature Control Range: -50 to 110 degree
- Input Power: DC 12V
- Resolution: -9.9 to 99.9 is 0.1 degree, other temperature ranges 1 degree
- Measuring Inputs: NTC (10K 0.5%) Waterproof sensor
- Output Range: 1 channel relay output, capacity is 10A
- Environmental Requirements: -10-60 degree, humidity 20% -85%
- Size: 48 x 40mm
- Refresh rate: 0.5 Seconds
- Power Consumption: Static Current: less than or equal to 35mA, attract current: less than or equal to 65mA
Display Type: 0.28″ three digital display tube
Price 1,500 Birr
https://vector4engineering.com/product/w1209-thermostat-temperature-control-switch/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

ARDUINO MEGA PRO
- Embed version of Mega 2560 CH340G/ATmega2560 – compatible with Arduino Mega 2560 board.
- Built on the Atmel ATmega2560 microcontroller and USB-UART interface chip CH340G.
- Form-factor – Mega PRO
- Microcontroller – ATmega 2560 (16Mhz)
- USB-UART interface – CH340G (12Mhz)
- Input voltage – 6-9V (normal 6-8V)
- PC connection socket – MicroUSB
- 70 digital I/O
- 16 analog inputs
- 14 PWM
- 4 bus of UART
- connects to the computer via microUSB cable (used for almost all Android smartphones).
- Output current for 5V – about 800mA, for 3.3V – about 800mA (Please note that the higher the input voltage the lower the outgoing current).
Price 2750 Birr
https://vector4engineering.com/product/arduino-mega-pro/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

Nema 17 Stepper Motor
- Nema 17 Stepper motors for 3D and CNC machines.
- Step Angle: 1.8°
- Status : Used
Price 1000-1500 birr
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

CAPACITIVE TOUCH PAD 16 KEYS
- The semiconductor-based touch pad is the durable alternative to classic keyboards with switches.
- Chipset: TTP229
- Supply voltage: 2.4 – 5.5 V DC
- standby consumption from 2 µA
- serial interface
- selectable sampling rate
- automatic calibration
- dimensions:65 x 50 mm
Price 300 Birr
https://vector4engineering.com/product/capacitive-touch-pad-16-keys/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING