Sharp MX-5140N Toner Cartridges
Your Sharp MX-5140N uses the MX-51GT toner cartridges. Ink Depot has been supplying reliable consumables for this printer since Oct 2023. Built as a high-speed A3 colour multifunction printer for demanding enterprise environments, routine document workflows exhaust the MX-51GT-BA black cartridge faster than the MX-51GT cyan, magenta, and yellow units. Our 4.8 Google rating reflects a long-standing track record of premium cartridge performance.
Expected Page Output and Replacement Cycles
Page yield ratings for Sharp MX-51GT toner cartridges are measured using standard ISO/IEC 19798 testing at 5% coverage. High-volume document processing depletes black toner substantially faster than colour cartridges, making replacement planning critical for enterprise printing efficiency.
| Cartridge Number | Type | Colour | Page Yield | Cost Per Page |
|---|---|---|---|---|
| MX-51GT-BA | Standard | Black | 40,000 | $0.001 |
| MX-51GT-CA | Standard | Cyan | 18,000 | $0.001 |
| MX-51GT-MA | Standard | Magenta | 18,000 | $0.001 |
| MX-51GT-YA | Standard | Yellow | 18,000 | $0.001 |
Cost Per Page = Total Cartridge Price ÷ Page Yield (at 5% coverage). Prices based on Compatible cartridges.
Choosing Compatible Cartridges
Under Australian Consumer Law, using compatible cartridges does not void your printer warranty. Choosing compatible MX-51GT toners allows high-volume office environments to maintain sharp text and vivid colour while reducing ongoing running costs. To understand how third-party cartridges perform relative to original supplies, read our guide comparing genuine and compatible cartridges.
Selecting the Right Supply Option
For offices producing predominantly text documents and internal reports, keeping extra MX-51GT-BA black cartridges on hand avoids unexpected downtime. If printing full-colour graphics or marketing collateral, purchasing multi-pack toner bundles provides balanced replenishment across all four colours. All compatible cartridges are backed by a money-back guarantee, supported by our flexible returns policy. Free delivery applies on all orders over $99, dispatched quickly from our warehouses in Perth, Brisbane, Sydney, Melbourne and Adelaide. Browse our full range of Sharp toner cartridges to maintain peak printing efficiency.
Pro Tip
Always monitor toner level alerts alongside your print queue volume. High-yield enterprise black cartridges like the MX-51GT-BA last through 40,000 pages, but placing an order when the low-toner notification reaches 10% prevents mid-job interruptions on large document runs.
Frequently Asked Questions
How do page yields differ between black and colour MX-51GT cartridges?
The black MX-51GT-BA toner is formulated for heavy document duty cycles, yielding up to 40,000 pages at 5% coverage. The cyan (MX-51GT-CA), magenta (MX-51GT-MA), and yellow (MX-51GT-YA) cartridges each yield up to 18,000 pages under the same testing standards.
Is it necessary to replace all colour cartridges simultaneously on the Sharp MX-5140N?
No, each colour operates as an independent toner unit. You only need to replace the specific colour cartridge that has run out, which keeps operating costs manageable.
Why do compatible MX-51GT cartridges offer significant cost savings for commercial office environments?
Compatible MX-51GT toner cartridges are manufactured to match original yield specifications and output consistency at a lower cost per page, reducing ongoing operating expenses during high-volume print runs without affecting your warranty.
