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Small rectangular ink pump unit, light plastic body with nozzle and hose fitting

YINGHUA

YINGHUA Ink Pump WF-4740 EC-4030 WF-4838 WF-4734 WF-4725 WF-4270

SKU CH-8NRF-KEZ5P

Replacement ink pump compatible with WF-4740, EC-4030, WF-4838, WF-4734, WF-4725 and WF-4270 printers

  • Product categoryPrinthead
  • Compatible with WorkForce WF-4740 EC-4030 WF-4838 WF-4734 WF-4725 WF-4270 printers
  • Printhead ink pump maintains consistent ink flow for reliable printing
  • New condition ensures clean installation without prior wear
  • Direct replacement part restores printer function when original pump fails

YINGHUA Ink Pump for Epson WorkForce Printers

This new YINGHUA ink pump replaces the original printhead component in Epson WorkForce models WF-4740, EC-4030, WF-4838, WF-4734, WF-4725 and WF-4270. It restores ink delivery when the factory pump fails or wears out. The part is sold individually for single-printer repairs.

Limits of a Mechanical Ink Pump

A mechanical pump cannot clear blockages caused by dried pigment inside the printhead nozzles themselves. It will not fix electrical faults on the printhead circuit board or communication errors with the printer mainboard. Users needing colour accuracy calibration or firmware-level maintenance tools require separate software utilities.

How it compares

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

Price $149.99
Pricier than about 66% of the 5,855 comparable items (median $91.99).

Specifications

Product
Product categoryPrinthead

Questions about this item

Which printer models does this ink pump fit?

This ink pump fits the WF-4740, EC-4030, WF-4838, WF-4734, WF-4725 and WF-4270 printers.

What function does this printhead pump perform once installed?

It draws ink from the cartridges and delivers it to the printhead nozzles for consistent printing.

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