Affordable Toner cartridges

Affordable Toner cartridges

CRS  can now deliver new and generic affordable toner cartridges  to your business or home. contact us for quote and availability. Toners available for BROTHER, OKI, HP, SAMSUNG and many more. These are not refill 2nd hand cartridges. The are new from manufacturer at a competitive price.


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Printer repairs

Printer repair specialists

All makes all models.


printer repairs

Repairs on Lasers, dot matrix and point of sale printers. Supplier of Printer kits, generic toners and fusers.

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Generic embedded controller for water, fire, retail, consumers

New product release from NEW Product release from CRS Electronic repairs and Design. Generic automation and embedded control device. The PCV is equiped with 2 digital inputs for sensors. 8 MOSFET driven outputs to switch relays, motors, valves or Lights. The Unit also consist of 3 mini relays rated at 3A with outputs normally open, normally closed and common available for alarm switching or automated interference. Normally open and Normally closed can be preset by means of a jumper to GND or 12V or used as a switch

12-channel-automation-control-pcbv 8-channel-controll-pcb-for-automation

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Wireless mains detection circuit

New product release from NEW Product release from CRS Electronic repairs and Design.
New 110V/220V AC mains detection circuit. Control motors, pumps, fans, industrial equipment, hoists and many more with this AC mains detection device. Is equipped with a 30A automate relay with Common, Normally open and Normally close contacts. This device detects mains failure by either connecting it to a 220V source or should total isolation be required it also consist of an antenna that wraps around or stands close to any 220V source. The relay switches over during mains failure.

mains-detection-and-switch-over-circuit mains-detection-circuit

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5V/12V DC Timer for automation solutions

NEW Product release from CRS Electronic repairs and Design. CRS has just released a precision 5V or 12V DC programmable timer. capable of holding up to 7 time slots per day or per week. It is also possible to integrate with existing M2M and industrial or retail applications. 14 additional I/O lines, 2 of which are analogue are available for customization and specialization to a fast variety of application requirements, Take control of your machines, Automate

auto-timer-and-control-functions universal-dc-timer-and-control

We can program this device to control just about anything.

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IOT automation

We have a complete range of IOT remotes. The remotes can control 1-16 devices via smartphone or PC from anywhere in the world. The software is IOS, Android and windows compliant. We recommend using the IOT automation control systems with our 12/24V UPS’s. These units are ideal for home automation, Hotels,  medi centers or clinics, manufacturing and similar industrial applications.


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Programmable timers, Automation and Detonators

CRS specialize in programmable and count down timers. We have designed and successfully implemented  various solutions for automation in the security and retail industry. We also have the ability to develop detonators and monitoring devices with M2M interfacing. All products are developed to client specifications.

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Need a Warranty Repair Center

Need a Warranty Repair Center

CRS is proud to announce that it has been appointed as an IBM Toshiba  SurePOS and Hisense Point of sale warranty repair center. We repair all IBM Toshiba point of sale devices as well as the entire Hisense range of retail and hospitality POS systems

We are also a Bioflex medical treatment warranty repair center.

If you are a international OEM  company that  have product in south Africa and require specialized maintenance, support or distribution please do get in touch. Unlike most IT companies that enroll glorified technical couriers, we offer professional engineering and consulting services to you and your clients.  If you need someone to represent your product and you need a warranty repair center, please do get in contact.

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Programmable timer

This new product developed by CRS is ideal for industrial and home automation. This OLED with  RTC  is a user programmable timer and can accommodate up to 7 on/off time settings per day. The user program the device using the three buttons.  This little device can be user programmed to switch op to 8 devices on or off. It can be easily be programmed using the 3 buttons with up to 7 time slots per day. Can incorporate up to 8 touch buttons and show up to 256 colours on the RGB LED;s for various indications. Project is completely customizable to your requirements. Runs on ATMEL ATmega, with an I2C bus as communication protocol. OLED display 128×64. CapTouch 1298 sensor buttons and a NCP5623 RGB controller.




Oled programmable timer

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12V UPS solutions

12V UPS LED solution with 4 channel RF remote control switches or 8 channel LAN controller.

12V LeD power backup

These units come in a various sizes. The 1.3Ah unit is ideal for ADSL routers and other small 12V or 24V devices like modems, cordless phones, alarm systems, backup devices. The 1.3Ah can power an ADSL modem or router for up to 2 days, keeping your internet connection active during power outages.

The bigger units  12V/24V  18AH, or 30AH is better suited for retail and hospitality LED backup lighting applications. These units are great for lodges, industrial sites where the are numerous power outages.

a Low dropout voltage monitor disconnects the load when the battery is running  low. The unit also has over voltage, over current and short circuit protection build in.

These units can also be used for various other applications like fish tanks, grow lights, automation and remote offsite power supplies

8 channel lan control board

led remote control system






Since they operate like a standard UPS we can use them with or without power. The two popular control methods are either RF or IOT/LAN/Wirless.  We stock the 8 channel WIFI/LAN control box. The software for this unit will run on android, IOS, windows. Timer function also supported for hands free operation.

Application Field of WIFI Relay Board

  • Energy management
  • Smart Home
  • Industrial automation
  • Agriculture IOT
  • Power control
  • Security monitoring

83 function

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