Description

Genuine Lexmark 70C0Z50 Black & Colour Imaging Unit is an original Lexmark imaging component designed for selected Lexmark CS310, CS410, CS510, CX310, CX410 and CX510 series colour laser printers. This replacement imaging unit supports the printer's image transfer process, helping maintain consistent print quality for black-and-white and colour documents.
With an approximate rated life of 40,000 pages, the Lexmark 70C0Z50 Imaging Unit is designed for reliable operation in compatible Lexmark printers. It is a separate maintenance consumable from the toner cartridges and should be replaced when indicated by the printer or when the imaging unit has reached the end of its usable life.
- 100% Genuine Original Lexmark Imaging Unit
- Manufacturer Part Number: 70C0Z50
- Supports Black & Colour imaging
- Rated Imaging Unit Life: Approximately 40,000 pages
- Designed for selected Lexmark CS and CX colour laser printers
- Helps maintain consistent print quality and image reproduction
- Separate from toner cartridges
- One genuine Lexmark imaging unit per pack
Key Specifications
| Brand | Lexmark |
| Manufacturer Part Number | 70C0Z50 |
| Product Type | Genuine Imaging Unit / Photoconductor Assembly |
| Imaging Type | Black & Colour |
| Rated Life | Approx. 40,000 Pages |
| Printer Technology | Colour Laser |
| Compatible Printer Series | Lexmark CS310 / CS410 / CS510 / CX310 / CX410 / CX510 |
| Pack Quantity | 1 Imaging Unit |
| Condition | New / Genuine Lexmark |
Compatible Lexmark Printers
The Genuine Lexmark 70C0Z50 Imaging Unit is designed for selected models in the following Lexmark colour laser printer families:
Lexmark CS Series – Colour Laser Printers
Lexmark CX Series – Colour Multifunction Printers
Compatibility Note: Please verify your exact Lexmark printer model and imaging unit part number before ordering. Some printer configurations and regional models may use different supplies.
What Does a Lexmark Imaging Unit Do?
An imaging unit is a critical component in a laser printer's image formation process. It helps create and transfer the image used to produce text and graphics on paper.
The Lexmark 70C0Z50 supports both monochrome and colour imaging in compatible Lexmark printers.
Unlike a toner cartridge, which supplies toner powder, an imaging unit contains imaging components that wear over time and may eventually require replacement.
Signs Your Imaging Unit May Need Replacement
- The printer displays an imaging unit replacement or end-of-life message
- Repeated lines, marks or image defects appear on printed pages
- Print quality deteriorates despite using suitable toner cartridges
- The imaging unit has reached its rated service life
Troubleshooting Tip: Print defects can also be caused by toner cartridges, the transfer system, fuser or other printer components. Check the printer's diagnostic messages and maintenance instructions before replacing the imaging unit.
Approximately 40,000-Page Imaging Unit Life
The Genuine Lexmark 70C0Z50 Imaging Unit has an approximate rated life of 40,000 pages. This figure represents imaging unit service life, not toner cartridge yield.
Actual imaging unit life depends on print job length, operating conditions, printer usage patterns and other factors. Frequent short print jobs may affect consumable life differently from continuous printing.
Imaging Unit vs Toner Cartridge – What's the Difference?
| Feature | Imaging Unit | Toner Cartridge |
|---|---|---|
| Primary Function | Supports image formation and transfer | Supplies toner powder |
| Replacement Trigger | Imaging unit life or maintenance alert | Low or empty toner |
| Typical Replacement Frequency | Less frequent | More frequent |
| This Product | Lexmark 70C0Z50 | Not Included |
Related Lexmark Toner Cartridges and Consumables
Find compatible replacement supplies for your Lexmark CS310, CS410, CS510, CX310, CX410 or CX510 printer:
- Lexmark 70C0Z50 Genuine Imaging Unit
- Lexmark Black Toner Cartridges
- Lexmark Cyan Toner Cartridges
- Lexmark Magenta Toner Cartridges
- Lexmark Yellow Toner Cartridges
- Browse Lexmark CS310 Printer Supplies
- Browse Lexmark CX510 Printer Supplies
Supply Compatibility: Toner cartridge numbers can differ by printer model, cartridge capacity and regional programme. Verify the correct toner part number before ordering.
Why Choose Genuine Lexmark Imaging Units?
- Original Lexmark-manufactured replacement component
- Designed for compatible Lexmark CS and CX printers
- Supports consistent black and colour imaging
- Helps maintain professional document quality
- Long-life imaging component for office environments
What's Included?
- 1 × Genuine Lexmark Black & Colour Imaging Unit
- Manufacturer Part Number: 70C0Z50
- Rated Life: Approximately 40,000 Pages
Important: Toner cartridges are not included.
Frequently Asked Questions (FAQ)
Is Lexmark 70C0Z50 a toner cartridge?
No. It is a genuine Lexmark imaging unit, not a toner cartridge. It performs a different function in the printer.
Does 70C0Z50 support both black and colour printing?
Yes. It is designed to support black and colour imaging in compatible Lexmark printers.
Which printers use Lexmark 70C0Z50?
It is designed for selected Lexmark CS310, CS410, CS510, CX310, CX410 and CX510 colour laser printers.
How long does the imaging unit last?
Its approximate rated life is 40,000 pages. Actual service life depends on printer usage and operating conditions.
Does the package include toner cartridges?
No. This product includes one genuine Lexmark imaging unit only. Toner cartridges are purchased separately.
Should I replace the imaging unit when toner runs out?
Not necessarily. Toner cartridges and imaging units are separate consumables with different replacement schedules. Follow your printer's maintenance alerts.
Product Highlights
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High-quality black and color printing
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Genuine Lexmark part for optimal performance
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Supports up to 40,000 pages
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Easy to install and replace
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Reliable for high-volume office printing
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Ensures sharp text and vivid graphics
1 x Lexmark CS310 CS410 CS510 CX310 CX410 CX510 700Z5 Black & Colour Imaging Unit can be used for:
Lexmark CS310
Lexmark CS310DN
Lexmark CS310N
Lexmark CS410
Lexmark CS410DN
Lexmark CS510
Lexmark CS510DE
Lexmark CS510DTE
Lexmark CX310
Lexmark CX310DN
Lexmark CX410
Lexmark CX410DE
Lexmark CX510
Lexmark CX510DE
Lexmark CX510DHELast Updated: 11 October 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.



