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Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE
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ESP8266 ESP-01 5V , THE 5V WIFI RELAY MODULE CARRIES A ESP8266 WIFI MODULE AND MICROCONTROLLER.IT WILL SEND THE SERIAL PORT INSTRUCTIONS TO THE CELL PHONE APP AND IMPLEMENTATION WITHIN THE LOCAL AREA NETWORK (LAN) FOR WIRELESS RELAY CONTROL. [HKD ESP8266 5V WIFI RELAY MODULE]
ESP8266 ESP-01 5V , THE 5V WIFI RELAY MODULE CARRIES A ESP8266 WIFI MODULE AND MICROCONTROLLER.IT WILL SEND THE SERIAL PORT INSTRUCTIONS TO THE CELL PHONE APP AND IMPLEMENTATION WITHIN THE LOCAL AREA NETWORK (LAN) FOR WIRELESS RELAY CONTROL.
105.00 ZAR
inc
for 1 Each
3S 11.1V/12V/12.6V Lithium Battery Capacity Display Board Indicator [HKD 3S LI-ION BATT CAPACITY BRD]
3S 11.1V/12V/12.6V Lithium Battery Capacity Display Board Indicator
25.00 ZAR
inc
for 1 Each
WEMOS D1 Mini Single Lithium Battery Charging And Battery Boost Shield [HKD WEMOS D1 MINI BATT CHGR SHLD]
WEMOS D1 Mini Single Lithium Battery Charging And Battery Boost Shield
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This is an UNASSEMBLED DIY heatsink and fan cooler kit for use with a thermoelectric peltier module like the BMT PELTIER COOLER 12V 60W. An external 12Vdc 6A power supply will also be required. [HKD PELTIER COOLER KIT ONLY]
This is an UNASSEMBLED DIY heatsink and fan cooler kit for use with a thermoelectric peltier module like the BMT PELTIER COOLER 12V 60W. An external 12Vdc 6A power supply will also be required.
165.00 ZAR
inc
for 1 Each
PCB Protoboard Single Sided 8x12cm [HKD S/S PROTOBOARD 8X12CM]
PCB Protoboard Single Sided 8x12cm
17.00 ZAR
inc
for 1 Each
PCB Protoboard Double Sided 8x12cm [HKD D/S PROTOBOARD 8X12CM]
PCB Protoboard Double Sided 8x12cm
22.00 ZAR
inc
for 1 Each
PCB Protoboard Double Sided 9x15cm [HKD D/S PROTOBOARD 9X15CM]
PCB Protoboard Double Sided 9x15cm
27.00 ZAR
inc
for 1 Each
PCB Protoboard Double Sided 7x9cm [HKD D/S PROTOBOARD 7X9CM]
PCB Protoboard Double Sided 7x9cm
17.00 ZAR
inc
for 1 Each
1.3IN OLED Graphic Display (4PIN) 128X64 Blue on Black I2C. Using SH1106 Drive IC [HKD I2C 1.3IN OLED 128X64-BLU 4P]
1.3IN OLED Graphic Display (4PIN) 128X64 Blue on Black I2C. Using SH1106 Drive IC
119.99 ZAR
inc
for 1 Each
5-in-1 Soil Tester PH Meter [HKD 5 IN 1 SOIL PH/MOIS/TEMP MTR]
5-in-1 Soil Tester PH Meter
660.01 ZAR
inc
for 1 Each
Pen Type Digital PH Meter with LCD for Aquarium, Pool, Water Wine and Urine. Supplied with 2 Packets of Calibration Powder. PH 4 and PH 6.86 [HKD PEN TYPE LCD PH METER BLUE]
Pen Type Digital PH Meter with LCD for Aquarium, Pool, Water Wine and Urine. Supplied with 2 Packets of Calibration Powder. PH 4 and PH 6.86
185.00 ZAR
inc
for 1 Each
PH-3508 4-in-1 TDS/EC/Temperature/PH Meter Digital Water Quality Tester [HKD 4 IN 1 TDS/EC/TEMP/PH METER]
PH-3508 4-in-1 TDS/EC/Temperature/PH Meter Digital Water Quality Tester
795.00 ZAR
inc
for 1 Each
PH-201 PH Electrode Probe Sensor [HKD PH-201 PH PROBE SENSOR BNC]
PH-201 PH Electrode Probe Sensor
365.00 ZAR
inc
for 1 Each
0-5 V/0-10V to 4-20MA/0-20MA Voltage to Current Transmitter Module [HKD SIG CONV 0-5/10V ~ 0/4-20MA]
0-5 V/0-10V to 4-20MA/0-20MA Voltage to Current Transmitter Module
275.01 ZAR
inc
for 1 Each
TB6600 Stepper Driver 4A. Supply Voltage: 9-42VDC. Input Voltage: DC 12-48V [HKD STEPPER MOTOR DRIVE/CONT 4A]
TB6600 Stepper Driver 4A. Supply Voltage: 9-42VDC. Input Voltage: DC 12-48V
229.00 ZAR
inc
for 1 Each
Raspberry PI 3B ABS Enclosure with Fan [HKD RASPBRY PI3B FAN+ENC KIT BLK]
Raspberry PI 3B ABS Enclosure with Fan
125.01 ZAR
inc
for 1 Each
KV930 Brushless DC Motor, Complete Set + Banana Head Welded--for Drone [HKD 930KV BRUSHLESS MOTOR 9,8A]
KV930 Brushless DC Motor, Complete Set + Banana Head Welded--for Drone
195.01 ZAR
inc
for 1 Each
12V 150mA Poly Mini Solar Cell Panel Module 1.8W [HKD SOLAR CELL 12V 150MA 1.8W]
12V 150mA Poly Mini Solar Cell Panel Module 1.8W
105.00 ZAR
inc
for 1 Each
9V 220mA Poly Mini Solar Cell Panel Module 2W [HKD SOLAR CELL 9V 220MA 2W]
9V 220mA Poly Mini Solar Cell Panel Module 2W
124.99 ZAR
inc
for 1 Each
2V 150mA Poly Mini Solar Cell Panel Module 0.3W [HKD SOLAR CELL 2V 150MA 0.3W]
2V 150mA Poly Mini Solar Cell Panel Module 0.3W
26.00 ZAR
inc
for 1 Each
UNO R3 RFID Learn Advanced Version Starter Kit [HKD RFID ADVANCD UNO STARTER KIT]
UNO R3 RFID Learn Advanced Version Starter Kit
650.00 ZAR
inc
for 1 Each
Star LED Heatsink and PCB for 1W 3W 5W Universal High Power LEDS [HKD STAR LED HEATSINK 1-5W 5/PK]
Star LED Heatsink and PCB for 1W 3W 5W Universal High Power LEDS
11.99 ZAR
inc
for 1 Each
1W White Power LED (15-30LM). NB. Requires Heatsink Sold Separately--HKD STAR LED HEATSINK 1-5W 5/PK [HKD STAR POWER LED W/WHI 1W 3,3V]
1W White Power LED (15-30LM). NB. Requires Heatsink Sold Separately--HKD STAR LED HEATSINK 1-5W 5/PK
16.00 ZAR
inc
for 1 Each
1W Blue Power LED (15-30LM). [HKD STAR POWER LED BLUE 1W 3,5V]
1W Blue Power LED (15-30LM).
16.00 ZAR
inc
for 1 Each
1W Blue Power Red (15-30LM). [HKD STAR POWER LED RED 1W 3,5V]
1W Blue Power Red (15-30LM).
18.00 ZAR
inc
for 1 Each
3W Red Power LED (15-30LM). [HKD STAR POWR LED RED 3W 3,5V]
3W Red Power LED (15-30LM).
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Day Night Switch 12VDC 10A [HKD CEM1061 12VDC DAYNIGHT SWITC]
Day Night Switch 12VDC 10A
75.00 ZAR
inc
for 1 Each
5V Graphic Blue LCD Display128X64 Module Backlight for Arduino AVR.. [HKD 128X64 GRAPHIC LCD BLUE]
5V Graphic Blue LCD Display128X64 Module Backlight for Arduino AVR..
195.01 ZAR
inc
for 1 Each
CD74HC4067 16 Channel Analog Digital Multiplexer Breakout Board Module [HKD 16CH ANALOG DIGITAL MULTPLXR]
CD74HC4067 16 Channel Analog Digital Multiplexer Breakout Board Module
20.00 ZAR
inc
for 1 Each
SMD to DIP Convertor Board from 16P SSOP to 16 Pin DIP [HKD 16P S/SOP TO 16P DIP BD 5/PK]
SMD to DIP Convertor Board from 16P SSOP to 16 Pin DIP
30.00 ZAR
inc
for 1 Each
LCD 1602 I2C Module(blue Light) [HKD 16X2 I2C LCD BLUE]
LCD 1602 I2C Module(blue Light)
76.00 ZAR
inc
for 1 Each
PCB Mount Battery Holder for Single 18650 Battery. 7.5x2.3x2.1cm. (Battery not included) [HKD 1XLC18650 BATT HOLDER W/PINS]
PCB Mount Battery Holder for Single 18650 Battery. 7.5x2.3x2.1cm. (Battery not included)
10.01 ZAR
inc
for 1 Each
2,4IN TFT LCD Touch Shield with Micro SD Socket. Works with UNO and MEGA- Not Leonardo [HKD 2,4IN TFT LCD TOUCH SHIELD]
2,4IN TFT LCD Touch Shield with Micro SD Socket. Works with UNO and MEGA- Not Leonardo
225.00 ZAR
inc
for 1 Each
37 Sensor Modules Starter Kit [HKD 37 IN 1 SENSOR KIT FOR ARDUI]
37 Sensor Modules Starter Kit
340.00 ZAR
inc
for 1 Each
3D Printer Heating Bed Toughened Glass Plate 214x200x3mm [HKD 3D PRINTER GLASS HEATED BED]
3D Printer Heating Bed Toughened Glass Plate 214x200x3mm
180.01 ZAR
inc
for 1 Each
1mt Blue Teflon Tube (PTFE) Feeder Pipe for 1.75mm Filament ID:2mm, OD:4mm. Temp:-190 TO 280 ° C [HKD 3D PRINTER TEFLON 4MM/1.75MM]
1mt Blue Teflon Tube (PTFE) Feeder Pipe for 1.75mm Filament ID:2mm, OD:4mm. Temp:-190 TO 280 ° C
30.00 ZAR
inc
for 1 Each
3D Printer Extruder Nozzle 0,4mm [HKD 3D PRNT EXTRD NOZZLE 0,4MM]
3D Printer Extruder Nozzle 0,4mm
15.00 ZAR
inc
for 1 Each
3 Pin Female to 3 Pin Female Dupont Connectors. PH2, 54/PH2, 54MM [HKD 3P F/F JUMPER CAB 20CM 5/PK]
3 Pin Female to 3 Pin Female Dupont Connectors. PH2, 54/PH2, 54MM
32.00 ZAR
inc
for 1 Each
Compatible with Arduino 4 Channel Relay Shield [HKD 4 CHANNEL RELAY SHIELD]
Compatible with Arduino 4 Channel Relay Shield
99.99 ZAR
inc
for 1 Each
TM1637 - 4 Digit Common Anode Red LED Display. I2C-4 Pin (GND, VCC, DIO, CLK). 5V OR 3.3V [HKD 4 DIG LED DISPLAY I2C-4WIRE]
TM1637 - 4 Digit Common Anode Red LED Display. I2C-4 Pin (GND, VCC, DIO, CLK). 5V OR 3.3V
30.00 ZAR
inc
for 1 Each
5 Axis MACH3 CNC Breakout Board Interface for Stepper Motor Driver [HKD 5 AXIS MACH3 STEPPER I/FACE]
5 Axis MACH3 CNC Breakout Board Interface for Stepper Motor Driver
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75 Assorted Plastic Gear Set Containing Crown, Single /Double Reduction & Worm Gears [HKD 75X PLASTIC MOTOR GEAR KIT]
75 Assorted Plastic Gear Set Containing Crown, Single /Double Reduction & Worm Gears
80.01 ZAR
inc
for 1 Each
Neopixel Neomatrix 8X8 - CJMCU 64 Bit RGB LED Pixel Matrix, WS2812 RGB LED 5050 64-Bit WS 2812b LED Light Module, Development Board [HKD 8X8 NEOPIXEL SHIELD-WS2812]
Neopixel Neomatrix 8X8 - CJMCU 64 Bit RGB LED Pixel Matrix, WS2812 RGB LED 5050 64-Bit WS 2812b LED Light Module, Development Board
110.00 ZAR
inc
for 1 Each
HX711 Dual-Channel Weight Sensor Amplifier 24 Bit A/D Module for Arduino [HKD A/D WEIGHING SENSOR CONVERT]
HX711 Dual-Channel Weight Sensor Amplifier 24 Bit A/D Module for Arduino
23.00 ZAR
inc
for 1 Each
A Hall Magnetic Sensor Module That Houses A 49E Linear Hall Effect Device that is Operated with a Help of A Magnetic Source. The Module Varies the output Voltage, which is Generally set by the Input Supply Voltage and Varies in Proportion to the Strength [HKD 49E HALL SENSOR MODULE]
A Hall Magnetic Sensor Module That Houses A 49E Linear Hall Effect Device that is Operated with a Help of A Magnetic Source. The Module Varies the output Voltage, which is Generally set by the Input Supply Voltage and Varies in Proportion to the Strength
18.00 ZAR
inc
for 1 Each
100A Non-Invasive AC Current Sensor Clamp [HKD AC CURRENT SENSOR CLAMP-100A]
100A Non-Invasive AC Current Sensor Clamp
119.99 ZAR
inc
for 1 Each
Non Invasive AC Current Sensor Clamp 0-30A 13x13mm Jaw [HKD AC CURRENT SENSOR CLAMP-30A]
Non Invasive AC Current Sensor Clamp 0-30A 13x13mm Jaw
119.99 ZAR
inc
for 1 Each
2000W 220V AC SCR Electric Voltage Speed Control [HKD AC SPEED/DIMMER CONTRL 2000W]
2000W 220V AC SCR Electric Voltage Speed Control
30.00 ZAR
inc
for 1 Each
TCRT5000 Infra Red Reflective Adjustable Distance Obstacle Avoidance/Line Tracking Sensor 0-3cm 3.3-5V. [HKD ADJ IR DISTANCE SENSOR 0-3CM]
TCRT5000 Infra Red Reflective Adjustable Distance Obstacle Avoidance/Line Tracking Sensor 0-3cm 3.3-5V.
14.00 ZAR
inc
for 1 Each
Buck Module I/P 4-12V O/P 5V 800mA [HKD AMS1117 BUCK MODULE V/O 5V]
Buck Module I/P 4-12V O/P 5V 800mA
11.01 ZAR
inc
for 1 Each
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Communica is a wholesale and retail distributor of semiconductors, electromechanical and passive electronic components for automotives, electronics, electrical, automation, mining and process control industries and technical and tertiary educational institutions. We also offer a large range of security and CCTV equipment, power supplies, test instruments and accessories, tools and production equipment, prototyping platforms, and hobby and educational products.