Kyocera KJ4A-AL UV Printhead – Factory New, Original Sealed Packaging

Professional-grade industrial UV inkjet printhead from Kyocera, designed for high-speed single-pass label, signage, and variable data printing applications. This unit is brand new, never used, and supplied in the original sealed factory packaging.

Key Features

•     Model:KJ4A-AL (also referenced as KJ4A-AA in some markets)
•     Type: Fixed-array piezoelectric UV inkjet printhead
•     Resolution: 600 × 600 dpi
•     Effective Print Width: 108.25 mm
•     Nozzles: 2,656 nozzles in the effective print width (pitch 0.042 mm)
•     Drop Volumes: Variable drop sizes: 3 / 6 / 13 pL (20 grayscale levels)
•     Max Drive Frequency: 20 kHz
•     Max Print Speed: Up to ~50 m/min at 600 dpi in single-pass mode
•     Ink Compatibility: Designed for UV-curable inks and other high-viscosity inks (typical optimum viscosity 6.0–6.5 mPa·s)
•     Dimensions: Approximately 200 × 25 × 59.3 mm (W × D × H)
•     Weight: ~420 g (dry)
•     Temperature Control: Internal heater for stable operation across ambient temperature changes
•     Filtration: Internal filters to reduce foreign object contamination in the ink channel

Technical Specifications

•     Ink Type: UV ink
•     Standard Resolution: 600 × 600 dpi
•     Effective Print Width: 108.25 mm
•     Total Nozzles (effective): 2,656
•     Nozzle Pitch: 0.042 mm
•     Max Drive Frequency: 20 kHz
•     Drop Volume Options: 3 pL / 6 pL / 13 pL (multiple grayscale levels)
•     Typical Ink Viscosity: 6.0–6.5 mPa·s
•     Dimensions: 200 × 25 × 59.3 mm
•     Dry Weight: 420 g
•     Max Print Speed: 50 m/min (600 dpi, single-pass)
•     Input Voltage: 3.3 V (logic) / 29 V (drive) – as per typical KJ4A series specifications

Ideal Applications

•     Label printing (product labels, barcodes, security labels)
•     Variable data printing (dates, batch codes, serial numbers)
•     Signage, graphics, and decorative printing
•     High-speed single-pass industrial printing lines using UV ink

What’s Included

•     1 × Kyocera KJ4A-AL UV Printhead – brand new, unused
•     Original sealed factory packaging
•     No additional accessories (cables, interface boards, or mounting hardware) unless specifically stated in your listing

Condition & Warranty

•     Condition: Brand New – Factory New, Original Sealed Packaging
•     Usage: Never installed or used in any printer
•     Warranty: 30-day warranty

Notes for our Customers

•     This is an industrial component intended for integration into UV inkjet printing systems with appropriate driver electronics, ink supply, and cooling.
•     Always verify compatibility with your printer model, control board, and ink system before purchase.
•     Handle with care; membrane and nozzle surfaces are sensitive to contamination and physical damage.