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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: |
SEW-EURODRIVE advances industrial performance with next-gen predictive maintenance
March 2026, Motion Control & Drives, SEW-EURODRIVE
[Sponsored] Predictive maintenance, once considered an emerging technology, is now a core requirement for modern operations and SEW-EURODRIVE is driving this evolution with its advanced DriveRadar IoT Suite. |
Cybersecure, futureproof and resilient connectivity in mining and manufacturing
March 2026, IT in Manufacturing, Editor's Choice, RJ Connect
Digital transformation is no longer a strategic ambition in mining and manufacturing, it is operational reality. The result is unprecedented efficiency and visibility, but also heightened cybersecurity risk. |
The Road to the Indaba: Pieter Geldenhuys on smart manufacturing, IIoT and Africa’s digital future
March 2026, News, RX Africa
In this edition of The Road to the Indaba, the spotlight turns to one of South Africa’s leading futurists and technology strategists, and a key contributor to the Africa Automation Indaba 2026.
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10G TSN endpoint IP core for deterministic high-speed Ethernet networks
March 2026, Fieldbus & Industrial Networking
The Fraunhofer Institute for Photonic Microsystems has introduced a new 10G TSN endpoint IP core, enabling deterministic real-time communication at data rates of up to 10 Gbit/s.
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Rethinking power for Africa’s data centres
March 2026, Electrical Power & Protection, Schneider Electric South Africa
If Africa wants resilient, competitive and sustainable data centres, the starting point must be a grid-to-chip architecture rather than a genset-first mentality. |
Ultrasonic flow meters
March 2026, Flow Measurement & Control, ifm - South Africa
The ultrasonic flow meter of the SU series from ifm - South Africa monitors liquid media such as water, glycol solutions or industrial oils. It detects the three process categories volumetric flow quantity, consumed quantity and medium temperature. |
Positioning system for format changeover in machines
March 2026, Motion Control & Drives, Vepac Electronics
The PSE 30x-8 positioning systems from Vepac are intelligent, compact drives for the automatic adjustment of auxiliary and positioning axes comprising an EC-motor, gear, controller, measuring system and several bus interfaces or IO-Link interface. |
The mechatronic approach to designing motion as a system
March 2026, Motion Control & Drives
Mechatronics is something engineers have been working toward for decades, designing machines where the mechanical, electrical and control systems work together as one. What’s changed is the level of sophistication we can now achieve, and the expectation that we should. |
| visit www.instrumentation.co.za |
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