SKU:

CS-EP-125-BK

Condition:

New Compatible

OEM Part #:

T125120-S

Color:

Black

Ink Type:

Pigment

Page Yield:

Up to 230 pages (ISO/IEC 24711)

Chip:

New compatible chip

Warranty:

Lifetime Warranty

Returns:

1-Year Free Returns

Frequently Asked Questions

Which printers does this 125 black fit?

Eleven, per Epson's own lists: Stylus NX125, NX127, NX130, NX230, NX420, NX530, NX625 and WorkForce 320, 323, 325, 520.

How many pages — and how does that compare with the 124 black?

Up to 230 pages (ISO/IEC 24711) for this Standard black, against the Moderate 124 black's 190. Both are DURABrite Ultra pigment; the difference is the fill.

My WorkForce 520 asks for black twice. Is that a fault?

No — the 520 is built with two black cartridge slots (Epson's guide marks the black line "Black (2)"). It runs two T125120 cartridges at once. Each cartridge is still rated 230 pages on its own; the printer simply draws from a doubled reservoir.

Will it fit my Stylus NX430?

No. The NX430's tiers are 124 Moderate and 126 High — 125 is not among them, whatever a marketplace listing says. The NX330 and WorkForce 435 are the same. Use their model pages; they sell only what Epson lists.

Chip and firmware — what should I expect?

This cartridge carries a new compatible chip. If your printer's firmware has been updated, recognition issues can occasionally occur with compatible chips: reseat firmly, restart, and if the error remains, contact us — the lifetime warranty covers a cartridge that won't perform. We don't promise recognition in every firmware state, because nobody honestly can.

Is the ink pigment?

Yes — DURABrite Ultra pigment in all four colors of this platform: instant-dry, resistant to water and highlighter smearing, made for documents.

Can I pair it with 124 color cartridges?

On the eight core models that take both tiers (Stylus NX125–NX420, WorkForce 320/323/325), yes. On the NX530, NX625 and WorkForce 520, only 125 (and their higher tiers) belong in the printer.

Why does the level gauge drop unevenly?

Epson's manuals note ink levels may not display accurately with non-genuine cartridges. Also, all colors are used in maintenance cycles, so levels move even on black-only jobs — that part is normal printer behavior.

Black text looks light even with a fresh cartridge. Faulty?

Check the nozzle pattern first (the printhead is in the printer, not the cartridge) and confirm the paper-type setting matches your paper. A cleaning cycle fixes most light-text cases without touching the cartridge.

Shelf life and storage?

Spares: sealed, upright, room temperature. Opened: Epson's guidance for this platform is to use a cartridge within about six months.

Is this genuine Epson?

No. A Clever Supplies compatible built to the T125120-S specification, labeled compatible on the box and this page; not manufactured by Epson.

Warranty and returns?

Lifetime warranty — a cartridge that fails to perform is replaced — and free returns within the first year.