Original Brother LC421 Black Ink Cartridge (LC421BK)

Free & Fast Delivery

All of our products are delivered free of charge and dispatched the same day. Place your order today and you are 99% sure to have your printer cartridges delivered to you by tomorrow. We have a number of delivery options available. If you want your inks and toners guaranteed next business day, then Next Business Day Guaranteed is available. Just select appropriately in the checkout.

100% Money Back Guarantee

At InknToner UK we understand that things don’t always go as planned. You might make a mistake while ordering or you might not be completely satisfied with your purchase. That is why our service is 100% risk free. If for any reason you are unhappy with any products our returns policy ensures a 100% refund (*see Terms & Conditions) – there’s no hard feelings.

InknToner UK Rewards

At InknToner UK we like to reward our loyal customers and to show our appreciation we add reward points to your account every time a purchase is made. This contributes to your savings immensely by discounting your next purchase.

Sharing is caring so if you share this information with your friends and they go on to buy our products from us, you will receive an additional 500 reward points. That’s £5 for every friend that you recommend and the best part of it is that there's no limit on how many friends you can recommend. How cool is that?

Great Customer Service

Customer satisfaction is our top priority and we welcome constructive criticism and encourage customer interaction via e-mail, chat, and phone. Allow our first class customer service to handle any issues that you might face. Once you are satisfied with the transaction you can share it with the world through Trustpilot to leave positive, neutral or negative feedback. However if you are unhappy with something, simply speak to an advisor about any product related issue through our superb online chat. We will certainly do our best to find the right solution. Thank you for your business and we hope you have a pleasant shopping experience with InknToner UK.

Original Brother LC421 Black Ink Cartridge (LC421BK)

Genuine Original

This is an Original Product

A GUARANTEED Genuine Original Product

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200 pages

Earn 16 Reward Points (£0.16)

Original Brother LC421 Black Ink Cartridge (LC421BK)

£ 13.52(inc VAT: £16.22)

65 In Stock

Free supersaver UK delivery

Multi-buy Discount: Buy More Pay Less

2 - 3 items

£ 13.42(inc VAT: £16.10)

4+ items

£ 13.32(inc VAT: £15.98)

Guaranteed lowest online price

See compatible printers

Free & Fast Delivery

100% Money Back Guarantee

InknToner UK Rewards

Great Customer Service

Special Offers

Simply put, you do not want to miss out on our special offers. We have weekly special offers, freebies, and coupons with discounts for our customers. The easiest way to keep up to date with our monthly offers is to subscribe to our newsletters or like us on Facebook or Twitter.

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with Ink n Toner compatible

(Recommended)

NEW300RP

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Brother Original
£ 13.52(inc VAT: £16.22)

InknToner Premium

£ 9.16(inc VAT: £10.99)

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300 extra reward points FREE.

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NEW300RP

300 reward points = £3. Offer for new customers only. £50 minimum spend to qualify. Once your first order is complete the extra 300 reward points will be applied for you to use next time. Acceptance of the coupon code, when entered in the checkout, will show as a 1p discount.

Buy the Full Set and Save Much More

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200 pages

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200 pages

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200 pages

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200 pages

Original Brother LC421 CMYK Multipack Ink Cartridges (LC421VAL)

Other Products in This Range

Brother LC421 Cyan Ink Cartridge (LC421C)

£ 10.62(inc VAT: £12.74)

Brother LC421 Magenta Ink Cartridge (LC421M)

£ 10.62(inc VAT: £12.74)

Brother LC421 Yellow Ink Cartridge (LC421Y)

£ 10.67(inc VAT: £12.80)

Brother LC421XL Black High Capacity Ink Cartridge (LC421XLBK)

£ 19.25(inc VAT: £23.10)

Brother LC421XL Cyan High Capacity Ink Cartridge (LC421XLC)

£ 16.22(inc VAT: £19.46)

Brother LC421XL Magenta High Capacity Ink Cartridge (LC421XLM)

£ 16.22(inc VAT: £19.46)

Brother LC421XL Yellow High Capacity Ink Cartridge (LC421XLY)

£ 16.18(inc VAT: £19.41)

Why Switch to InknToner Own-Brand?

If You Like Originals, They're Like Originals

Print quality. Reliability. Compatibility. Page yield. Have It All

They are simply a Like-for-Like alternative to the original product in every way, BUT CHEAPER.

Save on Your Printing Costs for Life

Guaranteed to work just like the originals.
REMEMBER, NOT all third-party products are the same. Ours are better!

Zero Risk

There is zero risk of using our own-branded cartridges as we guarantee our cartridges won't damage your printer

Won't Void Your Printer Warranty

If your printer is still in warranty, our own-branded cartridges won't invalidate your printer warranty

Compatibility

What's Included

Product Information

Questions & Answers

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Compatibility

This Original Brother LC421 Black Ink Cartridge (LC421BK) is guaranteed to work in the following printers. To see a full list of products that work in your printer, click on the model name below:

If your printer is missing from this list get in touch with us and we'll be happy to help.

What’s Included

This LC421BK Contains:
1 x Black Ink Cartridge - 200 pages

Product Information

Genuine Brother LC421 Black Ink Cartridge (LC421BK). We specialise in supplying low-cost original Brother LC421 Black Ink Cartridge (LC421BK) at Ink n Toner UK.