Our take
The OKI C5150n is a color laser printer rather than a multifunction device. Its guide rates it up to 20 pages per minute in monochrome and 12 in color, and lists USB and network interfaces. Standard input is split between a 300-sheet main tray and a 100-sheet multipurpose tray; an optional second tray can add capacity. Automatic duplex is an accessory, not a base-model feature. This profile suits a wired office that values paper flexibility and can accept single-sided printing unless the offered configuration includes the separately specified duplex unit.
An office that needs color pages and flexible paper input, accepts one-sided output or can separately verify the optional duplex unit..
Choose another model if built-in automatic duplex, confirmed Wi-Fi, copy or scan functions, or a manufacturer-recommended monthly range is required.
Pros & cons
What could work for you, and what to consider before buying.
What works in its favor
- A 300-sheet tray plus a 100-sheet multipurpose tray provide 400 sheets of standard input.
- The guide lists separate monochrome and color speed ratings instead of implying color matches mono speed.
- USB and network interfaces are standard on the documented C5150n configuration.
What to weigh up
- Automatic duplex depends on an optional unit, so the model name alone does not prove it is installed.
- The guide does not establish a recommended monthly workload or built-in wireless networking.
- The candidate's part clue is not mapped to this exact U.S. configuration and is not used as identity evidence.
Specifications and exact model details
The key details
| Model covered | C5150n |
|---|---|
| Main functions | Color laser print-only model |
| Print output | Up to 20 ppm monochrome and 12 ppm color |
| Two-sided printing | USB and network; duplex requires optional unit |
Performance figures are manufacturer claims. Source checked October 14, 2026. Regional models and included accessories can differ.
Full review: how the features affect your choice
What the features mean for you
What kind of color work does it handle?
The C5150n is a color laser printer for print jobs, not a copier, scanner or fax machine. Its guide gives separate ratings of up to 20 pages per minute in monochrome and 12 pages per minute in color. That distinction matters when documents mix black text with color graphics: the faster mono figure should not be presented as its color rate. If the office needs to scan receipts or copy signed forms, add a separate device or select an exact MFP model.
How much paper can the base unit hold?
The guide lists a 300-sheet main tray and a 100-sheet multipurpose tray for 400 sheets of standard input. The multipurpose path can handle different media such as envelopes and labels as specified in the manual, while the main tray can keep everyday paper loaded. A second tray is an option with capacity up to 530 sheets, so do not count that expansion when comparing a listing unless it is explicitly included. Tray size reduces reload frequency but does not define monthly suitability.
Is two-sided printing included?
The C5150n's base configuration does not establish automatic duplex. The guide names an optional duplex unit, part 42158411, for two-sided printing. This creates an important listing check: a seller may show the model family or a photograph that includes an accessory, but the exact offered printer can still be the single-sided base configuration. If duplex is a hard requirement, verify the unit and accessory are present and supported before treating the requirement as met.
Which connections are documented?
The user's guide lists standard USB and network interfaces, making a direct workstation connection or wired sharing possible. It does not provide evidence here of built-in Wi-Fi, so the profile does not promise wireless setup. Network capability and wireless capability are different questions: Ethernet can suit a fixed office location, while a wireless-only room needs an explicitly supported radio or separate network solution. Confirm the actual ports and drivers on the offered machine because the model is an older platform.
What remains uncertain for ongoing use?
The reviewed guide supplies speed, paper handling and interface details, but it does not give a comparable recommended monthly page range. Maximum duty and print speed are not substitutes for a routine workload recommendation. The source identifies the C5150n model but does not map the candidate's 62421701 part clue to this precise U.S. configuration, so the catalog avoids attaching that part number to the model. Check the nameplate and included duplex hardware on any offer.
Compare for your needs
For built-in automatic duplex, compare a color printer whose exact base model lists the feature rather than relying on the optional OKI accessory.
Find the undefined that fits you.
Tell us what matters. We’ll help you weigh the options.
Before you buy
Does the base C5150n print on both sides automatically?
No automatic duplex unit is listed as standard; the guide identifies a separately optional duplex unit for that function.
How many sheets fit in the standard input?
The guide lists 300 sheets in the main tray and 100 in the multipurpose tray, for 400 sheets total.
Does the guide give a recommended monthly range?
No comparable routine monthly page range is established in the reviewed C5150n guide.
Where can I check the current price?
Use the Amazon link for current offers. Check the exact model, seller, product condition, delivery, and return terms. This page does not display a live price or confirm stock.
Sources and review basis
Sources & review basis
We use the linked product documentation for the features above. Our suitability notes and buying advice are editorial judgments based on those features, not measured performance results.
- OKI C5150n user guide, manufacturer-authored archived copy ↗ — checked October 14, 2026.
- OKI C5150n manufacturer-authored user guide, model, speed, interfaces, trays and optional duplex ↗ — checked October 14, 2026.
The decision
The C5150n is a wired color print-only choice with useful standard input capacity. Its optional duplex unit and unknown workload guidance are key limits.
Is it the right fit?
Check the exact model and today’s offers on Amazon.