About Us


Codetronix Limited, trading as Citronix UK & Ireland, is the exclusive distribution channel of Citronix Continuous Ink Jet Printers (CIJ Printers), spares, consumables, after sales and technical support, for the UK & Ireland locations.

The new Citronix ciSeries range of printers and along with Citronix original inks (black, specialist and pigmented), spares and peripherals are stocked and sold from our office and warehouse facility in Leeds.

We have over 30 years’ experience in industrial coding and marking. We serve the following industries: food & beverage, building materials, life sciences and cosmetics, aerospace, automotive and electronics.

We are members of the PPMA (Processing & Packaging Machinery Association). The PPMA is the UK’s trade association for suppliers of processing and packaging machinery to the UK market and represents over 500 member and associate companies. Its principle objective is to promote sales of machinery, both at home and abroad, through various projects and services of mutual benefit to both members and their customers by providing free technical and machinery information and advice.



About Citronix Inc. (USA)

Citronix Inc. designs and manufactures continuous ink jet printers to apply identifying marks such as best before dates, traceability codes, logos and batch codes to almost any kind of material or surface.

The ciSeries range of printers are designed and manufactured in the U.S.A. and along with Citronix original inks, spares and peripherals are sold and supported across the globe through a network of factory authorized and trained distributors.

Citronix products are renowned globally for their:


  • Simplicity
    • Easy to use, intuitive touchscreen interface, single start/stop button, set-up wizards and online help, simple WYSIWYG message creation, drag and drop fields, multi languages, easy refill of fluids (no need to open machine).
  • Reliability
    • Industry leading 30 month manufacturer’s warranty, IP55 as standard, IP65 dust protection with Ci5650, SmartFlush an automatic printhead cleaning process meaning first start every time, simple compact design, designed for robustness and low parts count and serviceability, supported locally by fully trained network of distributors, efficiently designed and manufactured in the USA. CISafeFill is a fast simple way to optimize performance, increase uptime and printer life by ensuring fluid-printer compatibility.
  • Capability
    • Superior print quality from 1 to 5 line printing of alpha numeric characters, logos, graphics and a variety of linear, 2D datamatrix and QR codes. High speed printing of up to 9.8m/s – even faster with Micro (10.3m/s) and HS50 (10.6m/s). Quick installation and connectivity to Ethernet, fast simple back-ups, restores and PC free firmware upgrades with USB and SD ports as standard. ciLink – onboard web browser interface for remote access and control of printers. PixelPlus – unique software feature to change between small and large drops (60 and 75 micron) at a touch of a button.
  • Excellent Value
    • ciEasyServ – maximise printer performance, life and uptime with simple, no mess/no fuss, technician free, service module replacement. Excellent value for feature rich printer with extended warranty. Service intervals of 18 months or 8,000 hours to reduce planned downtime. No expensive ink modules to replace – no ink thrown away during ink replenishment. No waste – no partially filled hazardous bottles to dispose of. Simple to diagnose and repair – no need to replace expensive modules.

View Our ci5000 Series Range of Printers


ci5200 printer

Entry level printer for typical 1 or 2 line printing applications at speeds of up to 6.9m/s.


ci5300 printer

Intermediate printer in stainless steel cabinet to meet 1 or 3 line printing applications.


ci5500 printer

Advanced high performance with the capability to print up to 5 lines of text, graphics and barcodes at high speeds.


ci5600 printer

Harsh environment printer with positive air pressurized enclosure and printhead for extreme dust or wash-down environments.

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