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Communica
 
 53 Landmarks Avenue, Samrand, Centurion 
   
Core business offering: Importer, wholesale distributor, B2B and retail supplier of consumer and industrial electronic components, IoT, cables, connectors, enclosures, relays, switches, semiconductors, test and measurement instruments, tools and production equipment, solar, inverters and batteries. 
 
 
 
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 Cape Town 
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 Pretoria 
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 Samrand Head Office 
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Section - Computers & Software 
-Computers 
- desktop 
- laptop 
- servers 
- tablet 
- workstations 
 
-Industrial computers 
- Board level 
- Compact, embeddable (PC/104, PCI, ISA bus) modules 
- Flat-panel 
- Pentium architecture 
- Rackmount 
- RISC architecture 
- Wall mounted, embeddable 
- x86 
 
-Input devices 
- Joysticks 
- Keyboards 
- Mice, trackerballs 
- Network interfaces (see I/O table) 
- Pens, wands 
- Touchscreens 
 
-PC function cards, modules 
- I/O (analog/digital) 
 
-Peripherals 
- CRT/LCD terminals 
- Monitors/display systems 
- Printers 
 
 
 
 
-Communication medium 
- Copper 
- Optical fibre 
- Radio 
 
-Communication standard 
- Ethernet/IP 
- Fieldbus 
- Modbus 
- RS232/485/422 
 
-Mounting methods 
- DIN rail 
- Panel/rack mount modules 
- Plug in cards 
 
-Operating features 
- Sealed units 
 
-Signal modules 
- Analog 
- Digital 
- Mixed 
 
 
 
 
-Applications 
- Data acquisition, analysis 
 
-Network communications 
- TCP/IP 
 
 
 
 
 
Section - Data Acquisition & Remote Control 
-Barcode systems 
- Handheld 
- Printers 
 
-Ethernet-based systems 
 
-PC based data acquisition 
- automatic data acquisition 
- data acquisition cards 
- distributed data acquisition 
- presentation/analysis software 
 
-Portable data collection terminal 
 
-Radio frequency tags 
 
-Standalone data loggers 
 
 
 
 
-Cable telemetry 
- copper wire 
- Ethernet LAN 
- fibre-optic 
 
-Remote sensing & control 
- cable link 
- cellular 
 
 
 
 
 
Section - Maintenance, Reliability & Asset Optimisation 
-Bench 
- Oscilloscope 
- Other 
 
-Handheld/portable 
- Multimeter 
- Other 
- Thermometer 
 
 
 
 
-Education & training 
- Computer-based 
- Instructor-led 
- Onsite 
 
 
 
 
 
Section - Miscellaneous Hardware 
-Power 
- Armoured 
- PVC 
- Silicon 
 
-Signal 
- Armoured 
- Coaxial 
- Computer, LAN 
- Flat, ribbon 
- High temperature 
- Multiwire 
- Optical fibre 
- Screened 
- Single conductor panel wires 
- Twisted pair 
 
 
 
 
-Circular DIN, control 
 
-Circular, mixed signal 
 
-Circular, power 
 
-Coaxial connectors 
 
-D-subminiature 
 
-Explosion proof 
 
-Fieldbus interface 
 
-Harsh environment 
 
-High temperature 
 
-I/O 
 
-Optical fibre 
 
-Rectangular, control, signal 
 
-Rectangular, mixed signal 
 
-Rectangular, power 
 
-Termination tooling 
 
-Thermocouple 
 
-Watertight 
 
 
 
 
-Batteries 
- Primary 
- Secondary (rechargeable) 
 
-Battery chargers 
 
-Solar energy converters 
 
-Standby power generators 
 
-Uninterruptible power supplies 
 
 
 
 
-19" racking 
 
-Boxes - electronics 
- Metal construction 
- Plastic construction 
 
-Cabinets 
- Explosion protected 
- Free-standing 
- Industrial computers 
- Wall mount 
 
-Desks, consoles, furniture 
 
-EMC control 
- Shielded enclosures 
 
-Enclosures (special) 
- Corrosion proof 
- Environmentally protected 
 
-Intercom systems (industrial) 
 
-Pole mount accessories 
 
-Pole mount accessories (stainless steel) 
 
-Sub-rack systems 
 
-Thermal control 
- Fans, blowers 
- Heatsinks 
 
 
 
 
-Heavy duty power switching 
 
-Reed relays 
- Dry-contact 
- Mercury-wetted 
 
-Relays 
- DIN-rail mount 
- General purpose, control 
- Plug-in 
- Solid state (photo MOS) 
- Solid state (zero-crossing) 
- Time delay 
 
-Switches 
- Foot-operated 
- Intrinsically safe 
- Key-lock 
- Magnetic 
- Pushbutton-control 
- Rocker 
- Rotary selector 
- Thumb-wheel encoded output 
 
 
 
 
-Audible alarms 
- Bells 
- Horns, sirens 
- Programmable voice annunciators 
 
-CBE (circuit breakers for equipment) 
 
-Emergency stop switches 
 
-EMI suppression filters 
- Power-line 
- Signal line 
 
-Fuses 
- Fast-acting 
- Normal 
- Slow-blow 
 
-Intrusion alarms  
 
-Key-lock switches 
 
-Light curtains 
 
-Optical isolators 
 
-Safety limit switches 
 
-Smoke/fire detection 
 
-Surge protection/suppression 
- Gas discharge 
- Lightning arrestors 
- Varistor (MOV) 
 
-Visible alarms 
- Indicator lights 
- Industrial beacons 
- LED 
- LED for traffic lights 
 
 
 
 
-DIN rail-mount 
 
-Fieldbus terminal blocks 
 
-Fuse terminal blocks 
 
-I/O system 
 
-PLC interface 
 
-Pluggable terminal blocks 
 
-Screwed clamp 
 
-Screwless spring cage 
 
-Wire wrap 
 
 
 
 
 
Section - Networks for Communication & Control 
-ASI 
 
-CANbus 
 
-ControlNet 
 
-DeviceNet 
 
-EtherCat 
 
-Ethernet 
 
-Foundation Fieldbus 
 
-Modbus 
 
-Network analysers 
- CANbus 
- ControlNet 
- Ethernet 
- Modbus 
- Profibus 
- Profinet 
- RS232/422/485 
 
-Profibus 
 
-Profinet 
 
-Remote I/O 
 
-RS232/422/485 
 
-Wireless (for industrial application only) 
 
 
 
 
-Antennas 
- extension cables 
- indoor 
- outdoor 
 
-Power supplies 
- batteries 
- solar 
 
 
 
 
-Wireless gateways 
 
-Wireless I/O networks 
 
-Wireless serial port adaptor (RS-232/RS-422/RS-485) (aka modem) 
 
 
 
 
-WiFi 
- embedded modules 
- embedded sensors 
- gateways - Ethernet 
- network storage devices 
- printers - mobile 
 
-WiFI 
- serial port adaptor (RS-232/RS-422/RS-485) (aka modem) 
 
-WiFi 
- switch/controllers or routers 
- WiFi PCIe/PCIe MC adaptor (aka modem) 
- WiFi USB adaptor (aka modem) 
 
 
 
 
-ZigBee PRO 
- field devices - building automation 
- field devices - health care 
- field devices - home automation 
- network devices 
- smart energy devices 
 
-ZigBee RF4CE 
- input devices (mice, keyboards, touchpads, wands, etc) 
 
-ZigBee 
- field devices - building automation 
- field devices - health care 
- field devices - home automation 
- network devices 
- smart energy devices 
 
 
 
 
 
Section - Process Control & Manufacturing Technologies 
-Cybersecurity 
 
-Industrial IT & networking 
 
-Interoperability HW/SW 
 
-M2M communication 
 
-Smart sensors 
 
-Specialist consulting services 
 
-Wireless network/service providers 
 
 
 
 
-Networking organisation 
- Host-to-PLC link 
- PLC-to-PLC 
- Remote I/O 
 
-Networking 
- Ethernet 
- Fieldbus 
- PLC-to-PLC 
- Remote I/O 
- RS232, RS422, RS485 
 
 
 
 
-Differential pressure transducers 
 
-Pressure switches 
 
-Pressure-electrical transducers 
 
 
 
 
-Capacitive 
 
-Inductive 
 
-Infrared 
 
-Limit switch 
 
-Photoelectric 
 
-Ultrasonic 
 
 
 
 
-Current 
 
-Fibre-optic 
 
-Flow 
 
-Hall-effect 
 
-Humidity 
 
-Level 
 
-Light intensity 
 
-Moisture 
 
-Vibration 
 
 
 
 
-Infrared (IR) line scan 
 
-IR non-contact 
 
-IR thermal imaging 
 
-Temperature switches 
 
-Thermistors (PTC, NTC) 
 
 
 
 
-Timers 
- Analog 
- Digital 
- Panel mount 
- Rail mount 
 
 
 
 
 
Section - Test, Measurement & Calibration 
-Clampmeters 
 
-Insulation testers 
 
-Logic probes/pulsers 
 
-Mains power analysers 
 
-Multimeters 
 
-Ohmmeters 
 
-Oscilloscopes 
 
-Phase rotation 
 
-Pipe & cable locators 
 
-Scope & DMM combinations 
 
 
 
 
 
 
 
 
 
 
| News from Communica: | 
 
UV-resistant enclosures 
September 2023, Enclosures, Cabling & Connectors, Communica
Hammond Manufacturing has a range of glass-reinforced polyester (GRP) enclosures which are lightweight, corrosion resistant, and also UV-resistant.  | 
 
Industry news:  | 
 
WEBER-HYDRAULIK modernises warehouse in record time 
October 2025, Motion Control & Drives
WEBER-HYDRAULIK is a leading international specialist in customised hydraulic solutions. After its old buffer warehouse had become outdated and was partially worn out mechanically, the decision was made to completely renovate it.  | 
 
OMC deploys cobots to improve throughput ten times 
October 2025, Motion Control & Drives
OMC, a pioneer in optoelectronics design and manufacture, is investing to introduce innovative cobot technology onto its fibre optic production line.  | 
 
Rugged PoE switch built for industrial demands 
October 2025, Operator Interfaces, Switches & Relays, Conical Technologies
The Planet IGS-5225-8P4S-12V switch delivers all of this in a compact, rugged and highly efficient design, making it the switch of choice for engineers working in harsh environments.  | 
 
Bühler adds new die refurbishment machine 
October 2025, Motion Control & Drives
Bühler has reinforced its commitment to customers in southern Africa with the installation of a new die refurbishment machine at its Johannesburg workshop.  | 
 
Track busway for scalable data centre power delivery 
October 2025, IT in Manufacturing
The latest generation Legrand Data Centre Track Busway technology addresses the operational pressures facing today’s high-density, AI-intensive computing environments and is being well received by data centre facilities around the world.   | 
 
Robust sensors for pneumatic applications 
October 2025, Pneumatics & Hydraulics, ifm - South Africa
The pressure sensors from ifm have a G1/8 process connection, combined with a welded thin-film measuring cell. While offering an unbeatable price/performance ratio, this technology provides for high measuring accuracy in a very compact and robust housing.  | 
 
Fire and gas suppression solutions for mission-critical industries 
October 2025, Fieldbus & Industrial Networking
By representing world-leading brands and focusing on fully integrated, certified systems, HMA South Africa is positioning itself as a trusted partner in fire detection, suppression and explosion-proof safety solutions across the continent.  | 
 
Poor heat management in data centre design 
October 2025, IT in Manufacturing
Designing a world-class data centre goes beyond simply keeping servers on during load shedding; it is about ensuring they run efficiently, reliably, and within the precise environmental conditions they were built and designed for.  | 
 
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