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Small rectangular encoder sensor for Epson printers

YINGHUA

YINGHUA Encoder Sensor for Epson WF-4270 4730 4740 4838

SKU CH-NPAK-AF26N

Encoder sensor for Epson WF-4270, WF-4730, WF-4740 and WF-4838 printers

  • Product categoryPrinthead
  • Accurate print positioning with encoder sensor technology
  • Compatible with Epson WF-4270 4730 4740 4838 models
  • New genuine replacement part for reliable performance
  • Printhead component ensures consistent print quality

Compatible Epson Encoder Sensor

This encoder sensor fits Epson WorkForce models 4270, 4730, 4740 and 4838. It replaces the printhead positioning component that tracks carriage movement. Repair technicians and owners maintaining these specific printers use it to restore accurate print alignment.

Straightforward printhead-level installation

Accessing the sensor requires partial printhead disassembly, so basic mechanical skill and anti-static precautions are needed. The fragile flex cable tears easily if pulled at an angle. Misalignment during reassembly causes immediate carriage errors, and the printer will not recover without correct sensor positioning.

How it compares

Measured against everything we stock in Print & Scan Accessories, at today’s prices. Recalculated every night.

Price $62.99
Cheaper than about 64% of the 5,855 comparable items (median $91.99).

Specifications

Product
Product categoryPrinthead

Questions about this item

How can I verify the encoder sensor is working correctly after installing it in my WF-4740?

Print a test page and check for smooth, straight carriage movement without error codes or banding on the output.

What comes in the box and do I need any extra parts for the WF-4270 installation?

The package contains the encoder sensor only; no cables, screws or tools are included, so reuse the existing hardware from the printer.

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