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High Quality Adapter 12V 2A with Single Jack (5.5×2.5mm) Used Like New

70,00 EGP
  • Stable and regulated 12V DC, 2A output

  • 5.5mm × 2.5mm DC barrel jack connector

  • Universal 100–240V AC input, 50/60Hz

  • Fully tested for performance – Used Like New condition

  • Compact, lightweight, and durable design

  • Ideal for a wide range of electronics and DIY applications

High-Traction Robot Wheel (65mm x 26mm) with 4mm Metal Hex Coupler – Blue

200,00 EGP
  • Durable Rubber Tire: Provides strong grip and smooth motion
  • 65mm Diameter x 26mm Width: Balanced size for stability and agility
  • Aluminum Coupler (4mm bore): Fits standard DC/geared motors
  • Ideal for Robots & RC Projects: Perfect for DIY robotics and mobile platforms
  • Attractive Blue Finish: Adds a sleek look to your build

HM-10 BLE Bluetooth 4.0 CC2541 Wireless Module

340,00 EGP
  • Bluetooth 4.0 BLE, TI CC2541 chip
  • Supports master and slave modes
  • UART interface with configurable baud rate via AT commands
  • Wireless range up to 60 meters
  • Built-in PCB antenna
  • Fast connection interval (20 ms default)
  • Supports 2-channel 14-bit ADC and 4-channel PWM outputs
  • Anti-hijack password security
  • Ultra-low power consumption with standby mode
  • Transparent serial data transmission, no extra MCU needed

HW-357 Battery Charger With Step Up Voltage Converter

55,00 EGP

HW-357 Battery Charger with Step-Up Converter
1. Type: Battery Charging Module
2. Feature: Integrated Step-Up (Boost) Converter
3. Model: HW-357
4. Function: Charge + Boost output in one board
5. Use: Portable battery-powered projects & power banks

HX1838 VS1838 NEC Infrared IR Remote Control Sensor Module For Arduino

60,00 EGP
  1. Crystal: the oscillation frequency of 455.
  2. Button: free height is less than 3mm, the force 200-350g, the life of more than 200 000.
  3. Photo-detector and preamplifier in one package.
  4. Internal filter for PCM frequency.
  5. Improved shielding against EMI.
  6. Don’t forget to add CR2025 Battery to your Cart as this remote does not come with a battery

Hx710B Air Pressure (0-40Kpa) Sensor Module

230,00 EGP
  1. Model: HX710B
  2. Data Output Rate:10 SPS / 80SPS
  3. Max. Operating Current (mA):1.5
  4. IC Package:16 Pin SOP

HX711 Dual-Channel 24 Bit Precision A/D weight Pressure Sensor

65,00 EGP

HX711 24-bit dual-channel precision A/D converter for weight and pressure sensors.

I2C LCD Adapter Board (PCF8574) – 16×2 / 20×4

60,00 EGP
  1. 5V power supply.
  2. Serial I2C control of LCD display using PCF8574.
  3. Backlight can be enabled or disabled via a jumper on the board.
  4. Contrast control via a potentiometer.
  5. Can have 8 modules on a single I2C bus (change address via solder jumpers)address, allowing.

IC 7406 – Hex Inverter with Open-Collector Outputs

15,00 EGP
  • 🧠 7406 TTL IC: hex inverter (6 NOT gates)
  • 🚪 Open-collector outputs—ideal for driving higher loads
  • ⚡ Standard 5V operation (TTL compatible)
  • 🔌 Can interface LEDs, relays (with driver), and logic signals
  • 🧩 Great for level interfacing and signal inversion
  • 🛠️ Requires pull-up resistor for proper logic HIGH output
  • 🚀 Fast switching for clean digital edges
  • 📦 DIP package—easy breadboard prototyping

IC 74126 – Quadruple Bus Buffer with 3-State Outputs

15,00 EGP
  • 🧠 74126 TTL IC: quadruple bus buffer (4 channels)
  • 🚦 3-state outputs for safe bus sharing and multiplexing
  • ⚡ Standard 5V TTL operation
  • 🔌 Non-inverting buffers for signal strengthening
  • 🧩 Ideal for data buses, shared lines, and I/O expansion
  • 🛠️ Individual enable pins for each buffer channel
  • 🚀 Fast switching for reliable digital communication
  • 📦 DIP package—easy to use in prototyping and repairs

IC 74173 – 4-Bit D-Type Register with 3-State Outputs

30,00 EGP
  • 🧠 74173 TTL IC: 4-bit D-type register
  • 🚦 3-state outputs for bus interfacing and sharing
  • ⚡ Standard 5V TTL operation
  • ⏱️ Clocked storage—latches 4-bit data on clock edge
  • 🧩 Ideal for data buffering, temporary storage, and bus systems
  • 🛠️ Output enable + clear control for flexible operation
  • 🚀 Reliable digital performance for classic logic designs
  • 📦 DIP package—great for breadboard and logic projects

IC 7425 – Dual 4-Input NOR Gate

25,00 EGP
  • 🧠 7425 TTL logic IC with dual 4-input NOR gates
  • 🔁 Two independent NOR gates (4 inputs each)
  • ⚡ Standard 5V TTL operation
  • 🧩 Ideal for digital control, signal gating, and logic combining
  • 🚀 Fast switching for reliable digital circuits
  • 🔌 TTL-compatible inputs/outputs for classic logic designs
  • 📦 Common DIP package—easy for breadboard and prototyping
  • ✅ Great for logic trainers, repairs, and electronics projects

Ekostra Electronics | Microcontrollers, Sensors & 3D Printing Supplies

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