Description

Genuine Lexmark E450H21P High Yield Black Toner Cartridge is the original high-capacity toner cartridge designed specifically for the Lexmark E450dn monochrome laser printer. With an impressive yield of approximately 11,000 pages, it is an excellent choice for offices and businesses with medium to high print volumes.
This is the regular Genuine Lexmark High Yield cartridge, not the Return Program version, giving customers the flexibility of a standard Lexmark toner cartridge without the single-use Return Program licensing conditions.
✓ Genuine Lexmark Original toner cartridge
✓ High Yield – approximately 11,000 pages
✓ Designed specifically for Lexmark E450dn
✓ Asia-Pacific / Australian region part number E450H21P
✓ Regular cartridge – not a Return Program cartridge
✓ ISO/IEC 19752 declared page yield
✓ Ideal for medium to high-volume business printing
High Yield 11,000-Page Toner Cartridge
The Lexmark E450H21P delivers an average continuous cartridge yield of approximately 11,000 standard pages in simplex printing, with the declared yield measured in accordance with ISO/IEC 19752.
Compared with the standard-capacity E450A21P cartridge rated at approximately 6,000 pages, the E450H21P provides approximately 83% more rated page capacity, reducing cartridge changes and making it particularly suitable for higher-volume office environments.
Compatible Printer
- Lexmark E450dn
Lexmark specifies the E450H21P specifically for the E450dn printer in the Australian / Asia-Pacific cartridge region.
Regular Cartridge – Not Return Program
The E450H21P is a regular Genuine Lexmark toner cartridge. This is important because Lexmark also offers an E450H11P High Yield Return Program cartridge with the same approximate 11,000-page yield.
| Part Number | Capacity | Type |
| E450A21P | Approx. 6,000 pages | Regular Standard Yield |
| E450H21P | Approx. 11,000 pages | Regular High Yield |
| E450H11P | Approx. 11,000 pages | High Yield Return Program |
Genuine Lexmark Print Quality
Genuine Lexmark supplies are engineered to work together with Lexmark printers to provide consistent monochrome output, sharp text and dependable performance throughout the life of the cartridge.
The high-yield E450H21P is particularly well suited to business documents, invoices, reports, correspondence and other everyday monochrome printing where reliability and consistent output are important.
Separate Toner and Photoconductor System
The Lexmark E450dn uses separate toner and photoconductor components. The E450H21P is the toner cartridge only and does not include the printer's photoconductor.
The compatible Lexmark E250X22G Photoconductor Kit has a rated life of up to approximately 30,000 pages and is replaced separately when required.
Product Specifications
| Brand | Lexmark |
| Part Number | E450H21P |
| Product Type | Genuine Toner Cartridge |
| Cartridge Type | Regular High Yield Cartridge |
| Colour | Black |
| Page Yield | Approx. 11,000 standard pages |
| Yield Standard | ISO/IEC 19752 |
| Compatible Printer | Lexmark E450dn |
| Package Dimensions | 184 × 415 × 128 mm |
| Packaged Weight | Approx. 1.315 kg |
| Country of Origin | China (PRC) / Mexico |
Ideal For
- Businesses operating Lexmark E450dn printers
- Medium to high-volume monochrome printing
- Customers wanting fewer cartridge replacements
- Business documents, invoices and reports
- Users requiring Genuine Lexmark OEM supplies
- Customers who prefer a regular cartridge rather than a Return Program cartridge
Why Choose the E450H21P?
The E450H21P combines Genuine Lexmark reliability with an approximately 11,000-page high-yield capacity. Compared with the 6,000-page standard E450A21P cartridge, it provides significantly more printing between cartridge changes and is therefore particularly suitable for established E450dn printers still operating in busy office environments.
Warranty & Support
This product is a Genuine Lexmark supply designed for use with the compatible Lexmark E450dn printer. Genuine Lexmark supplies are backed by Lexmark's applicable supplies warranty and support policies.
Frequently Asked Questions (FAQ)
What printer does the Lexmark E450H21P fit?
The E450H21P is designed for the Lexmark E450dn monochrome laser printer.
How many pages does E450H21P print?
Lexmark specifies an average continuous cartridge yield of approximately 11,000 standard pages, declared in accordance with ISO/IEC 19752.
Is E450H21P a Return Program cartridge?
No. E450H21P is the regular High Yield toner cartridge. The corresponding 11,000-page Return Program cartridge for the Australian / Asia-Pacific region is E450H11P.
What is the difference between E450A21P and E450H21P?
E450A21P is the standard-capacity regular cartridge rated at approximately 6,000 pages. E450H21P is the High Yield regular cartridge rated at approximately 11,000 pages.
Does E450H21P include the photoconductor?
No. Toner and photoconductor are separate components in the Lexmark E450dn. The compatible photoconductor is Lexmark E250X22G, rated for up to approximately 30,000 pages.
OEM Code: E450H21P
Brand: Lexmark
Duty Cycle: Approx. 11,000 pages at 5% coverage
Includes Of:
1 x Genuine Lexmark E450 Toner Cartridge High Yield
1 x Lexmark E450 Toner Cartridge High Yield can be used for:
Lexmark E450DN
Last Updated Date: 21 September 2026

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Refund Policy
The OZ Toner Return Policy applies to all purchases made on this website.
We recommend you read our Returns Policy carefully prior to placing an order and retain a copy of these terms and your order so you are familiar with our policy on refunds, returns and exchanges and your rights under the Australian Consumer Law.
We recommend you immediately examine goods delivered to you to ensure that there are no visible signs of damage or fault and that the goods received match the order you placed. Our exchange/return window is within 30 days of receiving your order. All incorrectly ordered or unwanted returns will incur a minimum 20% restocking fee.
Our Return Address
52A/5 Gladstone Rd, Castle Hill, NSW 2154
Exchange/Return (Consumables)
OZ Toner allows exchange/return within 30 days of receiving your order. This applies to consumable products purchased from us: inks, toners, printing and fax supplies and paper. Please scroll down to read our policy on exchange/return for scanners and printers.
If any consumable goods purchased from OZ Toner are damaged, lost in transit, incorrect or faulty, please contact us at support@oztoner.com with this information:
- Your order number
- Detailed description of the reason for return/exchange request
- Photo proof (if applicable).
For exchanges, the product/s must be in the original (new/unused) condition that you received it, in its original packaging. The customer is responsible for the postage fee to send the product/s back to us. OZ Toner will pay the postage to send the new product/s to the customer. All product/s sent back to us must use tracked post, we are not responsible for product/s lost in transit.
Exchange/Return (Hardware)
OZ Toner allows exchange/return within 30 days of receiving your order. This applies to hardware products purchased from us: scanners and printers.
If any hardware goods purchased from OZ Toner are damaged, lost in transit, incorrect or faulty, please contact us at support@oztoner.com with this information:
- Your order number
- Detailed description of the reason for return/exchange request
- Photo proof (if applicable).
Please ensure to contact us via email at support@oztoner.com before returning any items to obtain a Return Authorization Number. Return Authorizations are only valid for 14 days.
It is your obligation to pack returned products satisfactorily to prevent any damage to the items or boxes. You have a legal obligation to take reasonable care of the product/s while they are in your possession until they reach our warehouse.
When returning your purchase, we ask that you provide a Proof of Purchase (Order Confirmation Email) and where possible the product/s in original unopened packaging.
Once received back, we will issue a replacement or full/partial refund depending on actual case.
Change of Mind Returns
Please choose carefully as we do not provide a refund if you have simply changed your mind or made a wrong selection.
If you wish to exchange product/s which you have purchased in error, we will happily exchange provided that:
- You return the product/s within 30 days of purchase.
- You provide Proof of purchase (Your Order Confirmation Email)
- Product/s are unopened, unused and in its original packaging.
- A minimum of 20% restocking fee applies.
- You must bear the risk of return and is responsible for the costs of return postage.
- You must confirm the product/s are received and notify us before returning the product/s, the product/s being returned must satisfy all the return requirement stated above.
- The initial shipping fee charged, or any outbound postage incurred to ship to the customer will not be refunded or credited.
We reserve the right not to offer an exchange if the above requirements are not met.
Return shipping and costs are the responsibility of the customer. We recommend customers to send the item back with a tracked service. For high value products, the customer is also advised to use an insured shipping method.
Faulty or Damaged items
We provide refund or replacement on defective and damaged products.
You MUST contact us within 30 days of product/s being received and believed to be faulty. We will provide the contact information of manufacturer. Customer MUST contact manufacturer to request return authorization letter / DOA letter. Once we received the RA letter or DOA letter from the customer, we will initiate the return process and send customer our return instruction. When the goods are returned to us, we will offer either refund or replacement for the customer.
Items with Manufacturer Warranty:
Buyers must contact manufacturer of the item for all the warranty service within the warranty period. We will provide contact details of the manufacturer to the buyer. We have no other responsibility (including DOA) for items covered with manufacturer warranty.
Items with Onsite Manufacturer Warranty:
Buyers must contact manufacturer of the item for all the on-site warranty service within the warranty period. We will provide contact details of the manufacturer to the buyer. We have no other responsibility (including DOA) for items covered with manufacturer warranty.
Items with Return to Base Warranty:
Buyers are responsible to send back the faulty item to us. Items with valid warranty within the warranty period will be replaced with fully functional unit after checking. Please allow up to 2 weeks for replacement. We have no guarantee on product compatibility with buyers own equipment unless specified on the item listing.
Any other issues and queries, customers are welcome to send us message and email to discuss further.
Refund Conditions
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Refunds are only issued under certain circumstances, such as:
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DOA products where no exchange/replacement is possible
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Incorrect supply where the proper model cannot be provided
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Approved cases where neither replacement nor upsell option is available
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All refunds must be pre-approved by OzToner.au management before processing.
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Refunds are made via the original payment method and typically processed within 7 business days after approval.
Delivery Charges
Any product/s replaced under the Returns Policy due to being damaged, faulty or incorrect will be delivered to you free of charge.
Any returns due to you changing your mind about your purchase will incur a re-delivery fee.
Consumer Guarantees
Under the Australian Consumer Law, you have Consumer Guarantees for Goods and Services You purchase. Our product/s come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and for compensation for any other reasonably foreseeable loss or damage. You are also entitled to have the product/s repaired or replaced if the product/s fail to be of acceptable quality and the failure does not amount to a major failure.
Where you believe an item is faulty, you must contact manufacturer to for it to be assessed within a reasonable period of time, and you must request return authorization letter from the manufacturer if the item is confirmed faulty. If there is a major failure with the item, and you have forwarded the return authorization letter granted by manufacturer to us, you may choose a refund or exchange. If the failure is minor, manufacturer will honor the warranty and repair the item for you within a reasonable time.
Where an item is damaged through misuse or abnormal use, OZ Toner cannot provide a refund, exchange or repair, whether the fault is identified by OZ Toner, the manufacturer or their service agent.
OZ Toner will require satisfactory proof of purchase before providing a remedy under the Australian Consumer Law.
For further information about the Australian Consumer Law and Consumer Guarantees, visit www.consumerlaw.gov.au.


