542 Ink Refill Bottles 8-Pack for ET-5850 ET-5150 ET-5170 - High Yield

In this review the 8-pack 542 ink refill bottles is presented as a practical, value-oriented refill option for users of compatible EcoTank-style printers. The bottom line: it is best for small offices and home users who want a high page yield and predictable performance without proprietary cartridges. The reviewer found the set delivers reliable color and clear text, and the biggest reason to buy is the combination of high stated page yield and a matched set of two bottles per color that keeps replacements simple.

Key Features

• Compatibility: Works with a broad range of ET and Workforce printers so buyers can use one pack across multiple models without changing cartridges.
• Complete 8-pack: Includes two bottles each of black, cyan, magenta and yellow so users have backup bottles and can replace colors in pairs for easier maintenance.
• High page yield: Black bottles claim up to 9,000 pages and color bottles up to 7,500 pages at 5% coverage, reducing refill frequency for heavy users.
• Improved ink formula: The upgraded dye formula is described as smooth, quick drying and resistant to clogging which helps maintain consistent print heads and color output.
• Leak resistance: Customers report no leaking or streaking, making refills cleaner and reducing downtime for cleanup.
• Easy to use: Bottles are intended for straightforward refilling into integrated tanks after cleaning the tank and head for best results.

Who It's For

This pack is ideal for home offices, small businesses, and anyone using compatible ET series or Workforce models who wants a low-cost, high-yield replacement that keeps a steady supply of all four colors on hand. It suits users who are comfortable performing routine maintenance like cleaning the ink tank and print head before refilling.

It is less appropriate for users who need pigment-only inks or who cannot confirm their printer supports 542 bottles, since dye and pigment inks must not be mixed and compatibility should be verified before purchase.

Pros & Cons

Pros

• Good value with eight bottles and high stated page yields, reducing long-term running costs.
• Generally reliable print quality and few reports of clogging, preserving printer performance.
• Reported leak resistance and clean refills make maintenance easier for busy users.
• Works across many ET and Workforce models, simplifying inventory for multi-printer setups.

Cons

• Color reproduction received mixed feedback, so photo-critical users may want to test before bulk use.
• Requires confirming printer compatibility and careful cleaning before use to achieve best results.

Specifications

Product	8 pack 542 T542 ink refill bottles
Included bottles	2 x Black, 2 x Cyan, 2 x Magenta, 2 x Yellow
Compatible printers	ET-5150, ET-5170, ET-5180, ET-5800, ET-5850, ET-5880, ET-16600, ET-16650, Workforce ST-C8000 series
Black page yield	Up to 9,000 pages (5% coverage)
Color page yield	Up to 7,500 pages per color (5% coverage)
Ink type	Upgraded dye ink formula, quick drying
Package type	Refill bottles for ink tanks

Our Verdict

The 8-pack 542 refill bottles is a sensible purchase for home and small office users who want high yields and tidy refills at a lower cost than repeated cartridge swaps. It offers reliable text and acceptable color for everyday documents, strong leak resistance, and the convenience of two bottles per color. Buyers who need exact color fidelity or use pigment-only workflows should verify compatibility and run a test refill first.

Frequently Asked Questions

Will these bottles work in my ET-series tank printer?
They are compatible with a wide range of ET- and Workforce ST-C models listed on the product; confirm your exact model before purchase to avoid mixing ink types.

Do I need to clean the printer before refilling?
Yes, cleaning the ink tank and print head before using these refills is recommended to achieve the best printed results and avoid clogs.

Are these pigment inks that can replace all cartridges?
No, these use an upgraded dye ink formula; dye and pigment inks cannot be mixed so check your current ink type before installing.