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Two black drum units in rectangular packaging

SuppliesMax

SuppliesMax 81-6306-891_2PK Drum Unit 2-Pack 30000 Pages

SKU CH-0K6R-GX139

Two-pack drum unit for Unisys UDS-630 and UDS-635 printers yields 30000 pages at 5% coverage

  • Cartridges included2 Pack
  • Ink or toner colorBlack
  • Estimated page yield30000 Pages
  • Print coverage0.05
  • Replaces brandUnisys
  • Replacement forUnisys
  • Two-pack drum unit yields 30000 pages at 5% coverage
  • Compatible with Unisys UDS-630 and UDS-635 series printers
  • Replaces OEM part 81-6306-891_2PK for direct fit
  • Manufactured in ISO 9001 and ISO 14001 certified facilities
  • Designed for 110V printers sold in the U.S.

Compatible Drum Unit for Unisys Printers

This SuppliesMAX drum unit replaces Unisys part 81-6306-891_2PK in UDS-630MRN, UDS-630-N11, UDS-635MRN and UDS-635-N11 laser printers. The two-pack supplies black toner for offices and home users who need reliable monochrome output.

ISO-Certified Manufacturing and 110V Operation

Units are produced in ISO 9001 and ISO 14001 certified facilities using new and recycled components. They are designed for 110V machines sold in the U.S. and carry a 30-day manufacturer warranty without voiding the printer's original warranty.

Two-Pack Yield and Direct Fit Installation

Each drum yields approximately 30000 pages at .05 coverage for consistent high-volume printing. The compatible design matches OEM dimensions for straightforward insertion into the supported Unisys models listed above.

How it compares

Measured against everything we stock in Compatible Laser Toner, at today’s prices. Recalculated every night.

Price $98.99
Pricier than about 79% of the 15,190 comparable items (median $47.99).

Specifications

Product
Brand nameSuppliesMAX
Product lineWorks In Unisys UDS-630MRN / UDS-630N11 / UDS-635MRN / UDS-635N11 Series and Other Laser Printers.
Model nameUnisys 81-6306-891_2PK
Ink or toner colorBlack
Product typeCompatible
Performance
Estimated page yield30000 Pages
Print coverage0.05
Compatibility
Replaces brandUnisys
Replacement forUnisys
For use withUnisys 81-6306-891_2PK
In the box
Cartridges included2 Pack
More details
MICR tonerNo

Questions about this item

How do I install the SuppliesMax drum unit in a Unisys UDS-630 printer and what step is commonly missed?

Open the front cover, remove the old drum unit, unpack the new unit, remove all protective tape and seals, insert it firmly until it clicks, then close the cover. The step often missed is forgetting to remove every piece of protective tape before insertion.

What maintenance or replacement will the SuppliesMax drum unit need after extended use?

The drum unit is rated for up to 30000 pages at 5% coverage. Once print quality fades or the printer signals end of life, replace the entire drum unit; no separate maintenance kit is required.

What limit appears first during sustained high-volume printing with this drum unit?

The rated yield of 30000 pages at 5% coverage is the first limit; exceeding this page count will reduce print quality and trigger the printer's replacement alert.

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