# DOUBLE D LC426 Black Ink Cartridges for Brother LC426/LC426XL – 2 Pack \(BK\) for MFC-J4335DW/J4340DW/J4535DW/J4540DW

DOUBLE D LC426 black ink cartridges in a 2-pack for Brother MFC-J4335DW/4340DW/4535DW/4540DW. Up to 3000 pages per cartridge, check ink level.

- [Original product page](https://www.ofertitastop.com/uk/product/double-lc426-black-ink-cartridges-for)
- [View offer](https://www.ofertitastop.com/uk/visit/double-lc426-black-ink-cartridges-for)
- Market: UK
- Language: en-GB
- Currency: GBP
- Product updated: 2026-10-20T05:43:36.094Z
- SKU: ofertitastop-uk-130319
- Category: Office Supplies > General Office Supplies > Paper Products > Binder Paper
- Source store: amazon UK
- Active deal: Yes
- Price: 14.43 GBP
- Previous price: 16.98 GBP
- Discount: 15%
- Rating: 4.8 / 5
- Reviews: 49

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## Description

## What it is
These are the DOUBLE D LC426 black ink cartridges supplied in a 2-pack, designed as replacements for Brother LC426/LC426XL inks. They’re aimed at keeping everyday Brother MFC printers ticking over with a steady supply of black ink, without needing to rely on factory cartridges.

## What it can do
On the page yield front, DOUBLE D claims up to 3000 pages per LC426BK cartridge at a typical 5% page coverage. The set is marketed as compatible with several Brother printers in the MFC-J4xxx family, specifically the J4335DW, J4340DW, J4535DW and J4540DW models. The packaging includes two black cartridges, alongside basic user instructions and biodegradable gloves for cleaner installation.

## How it’s built to perform
Manufacturing is described as being in a professional facility with ISO9001, ISO14001, RoHS, REACH, and STMC certifications. That suggests a focus on process controls and environmental considerations, which can translate into reliable production consistency. However, as with any third-party replacement, you’re trading some of the brand-centric assurance for potential cost savings. 

## What to know before buying
If you’re after reassurance on compatibility, the product listing notes compatibility with several Brother MFC-J4xxx printers and specific model permutations (MFC-J4335DW, MFC-J4340DW, MFC-J4535DW, MFC-J4540DW). A practical note from the seller mentions the printer may show a “?” ink level indicator after cartridge installation, this is normal and does not affect printing—the ink level can be checked via the computer connected to the printer.

## Pros and cons at a glance
- Pros: Two cartridges per pack, potential cost savings versus OEM, broad compatibility with mid-range Brother A4 colour printers, third-party certifications suggest controlled manufacturing processes.
- Cons: Page yield is a guideline and real-world results can vary with print density and content, occasional ink level display quirks may occur on some printers, as a non-OEM option, there is no manufacturer warranty tied to the brand, availability and support exist but responses are branded to the seller.

## Who it’s for
If you print primarily in black text and want a pragmatic alternative to more expensive OEM cartridges, this two-pack could suit home offices or small businesses using the listed Brother models. It is likely preferable for users who prioritise value-for-money and don’t need the absolute, brand-first guarantee of official replacement parts.

## Who it isn’t for
Not the best option if you rely on guaranteed OEM compatibility or if you require exact tonal parity and relative longevity that some original cartridges are known to deliver. If you print high-density graphics or photo work, you may notice differences in colour consistency or page coverage with third-party inks.

## When it makes sense to buy
Choose these cartridges when you want a straightforward black ink replacement for daily document printing, with a concrete two-pack offering and a stated page yield that aligns with typical office workloads. They’re sensible if you’re budgeting for ongoing print needs and are comfortable with third-party replacements.

## What to compare with before buying
Consider your printer’s experience with third-party inks, ongoing print costs, and any manufacturer guidance on using non-OEM cartridges. If you prioritise maximum compatibility guarantees and the same hot-off-the-press colour output as the original, you might prefer OEM options.

## How to use and maintain
Install the two cartridges following standard cartridge replacement steps. If the printer shows an ink level indicator that seems incongruent, don’t worry—this can be normal with third-party inks, verify ink availability via your connected computer.

## Buying decision
### Should you buy it?
It’s worth considering if you prioritise cost savings and value-for-money for routine black-page printing on compatible Brother MFC models. It may not be the best fit if you need the most consistent OEM guarantees or the exact same output characteristics as original Brother cartridges.

## FAQ
- Will this work with all Brother printers? It’s targeted at specific MFC-J4335DW, J4340DW, J4535DW and J4540DW models, compatibility with others isn’t stated.
- What if the ink level shows as “?” after installation? That notification can appear with compatible inks and doesn’t affect printing—check ink level from your computer.
- How many pages can I expect per cartridge? Approximately 3000 pages at 5% page coverage, per cartridge, as a guideline.

## Technical snapshot
- Type: Black ink cartridges
- Pack: 2 x LC426BK
- Compatibility: Brother MFC-J4335DW, MFC-J4340DW, MFC-J4535DW, MFC-J4540DW
- Yield: Up to ~3000 pages per cartridge (5% coverage at A4)
- Certifications: ISO9001, ISO14001, RoHS, REACH, STMC
- In the box: 2 cartridges, user instructions, biodegradable gloves

## Images

![DOUBLE D LC426 Black Ink Cartridges for Brother LC426/LC426XL – 2 Pack \(BK\) for MFC-J4335DW/J4340DW/J4535DW/J4540DW — 1](https://www.ofertitastop.com/i/jAoYmUlXh0NAV9bhP0Jr-s-hsnIRtesXcQbGdnxig71vJmMOnUgmmVFPY00E4NHb6sm4PMqvGn7euZQTajZtK-euWnV4OoGW30pMuT7v2BIkVDKRybaU5s-ciw.jpg)

![DOUBLE D LC426 Black Ink Cartridges for Brother LC426/LC426XL – 2 Pack \(BK\) for MFC-J4335DW/J4340DW/J4535DW/J4540DW — 2](https://www.ofertitastop.com/i/gmMbno2BZBcvsFwyG7ng68w8PYkhcqMTyNBZ0MUT2d4zPKQKB-VzOHuZub1neqIgQDv5vfo5GLE9JJ-gm1rabiITfttsZ5VthuCdLf8Yg8Ru31Z7iMbfHNnmSw.jpg)

![DOUBLE D LC426 Black Ink Cartridges for Brother LC426/LC426XL – 2 Pack \(BK\) for MFC-J4335DW/J4340DW/J4535DW/J4540DW — 3](https://www.ofertitastop.com/i/fp4piXph4QX11xUuzvsQNeNueyycQaNE3jVY1MWO30GKcqM-O77lTVl-XXMEKxeOXDhh4faV3rCS-f9HW9PRnDkdK4-5i21Aama8pt7dkmWpKsSd8zA9SvONIQ.jpg)

![DOUBLE D LC426 Black Ink Cartridges for Brother LC426/LC426XL – 2 Pack \(BK\) for MFC-J4335DW/J4340DW/J4535DW/J4540DW — 4](https://www.ofertitastop.com/i/1SGhM8DwpS4nbokOKHZLRpSx7LiBjp0LqnFPzfHRJ7xF1ruqeRamMHosv_WflCbDeE3gTAtWxW5Kf_-flfETh_xNeRXwj0S_IHcI6dDb3REem2-PQv4ihmjkEw.jpg)

![DOUBLE D LC426 Black Ink Cartridges for Brother LC426/LC426XL – 2 Pack \(BK\) for MFC-J4335DW/J4340DW/J4535DW/J4540DW — 5](https://www.ofertitastop.com/i/7_MA62ILGxG4dBEhbaV_toZO2z1_4TG8l2h7X9Zo5snM-IjzTsaLoaQLtDQE18eInfL3XCLUmpPsVDq8wUG5z36RaAAO8GRoa7HiooSvUH-vbLtP7cMCNuVHNA.jpg)