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OKI Microline 5590/5591 Print Head
Cheapest delivery:
Unisend LV
Unisend LV
1.99 €
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The OKI Microline 5590/5591 Print Head is a dedicated replacement component engineered specifically for OKI Microline 5590 and 5591 dot matrix printers. This original hardware part is designed to maintain the continuous productivity and high standards of business documentation printing in demanding office and industrial workplaces. By restoring the printer's core mechanism, it ensures that every dot matrix print job delivers consistent clarity and mechanical precision for daily document workflows.
Installing a genuine replacement print head helps maintain the original performance capabilities of your dot matrix printer without requiring a full device upgrade. It provides precise needle actuation which results in sharp, legible characters even when printing through multiple carbon copies simultaneously. Using a dedicated replacement part prevents mechanical mismatches and supports the reliable feeding and impact consistency expected from enterprise-grade printing equipment.
This print head is not designed for standard inkjet or laser printers and will not fit other dot matrix models outside of the specified OKI series. It is also not intended for high-resolution graphics, photographic printing, or standard everyday document tasks handled by modern desktop printers.
Before installing the new print head, ensure the printer is completely powered off and disconnected from the electrical outlet to prevent any electrical hazards or device damage. Open the printer cover, carefully release and remove the old print head assembly according to your printer model manual, and align the new OKI Microline 5590/5591 print head into the secure mounting position. Ensure it clicks firmly into place and reconnect the ribbon cable securely before closing the printer housing and running a test print.
Usage recommendations: Inspect the ribbon cartridge regularly and replace it alongside the print head if signs of wear appear, as a worn ribbon can negatively impact print quality and reduce the lifespan of the new hardware component.
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The OKI Microline 5590/5591 Print Head is compared alongside the Print head OKI 4YA4023-3301G001 for MICROLINE ML3320 / ML3321. Both products are genuine replacement print heads from the same manufacturer, designed to restore dot matrix printing capabilities in professional, retail, and industrial environments. The primary practical difference lies in their hardware compatibility with specific printer lineups.
⚙️ The specifications comparison table below examines product purpose, equipment compatibility, and operational environments to help you select the correct replacement part.
| Feature | OKI Microline 5590/5591 Print Head | Print head OKI 4YA4023-3301G001 | Practical conclusion |
|---|---|---|---|
| Product type | Replacement print head | Replacement print head | Both items serve as manufacturer-certified spare parts for dot matrix printing maintenance. |
| Printer compatibility | OKI Microline 5590 and 5591 | OKI Microline ML3320 and ML3321 | The print heads are not interchangeable and must match the exact printer model in use. |
| Application environment | Offices, industrial facilities | Offices, retail, industrial environments | Both components are built to handle multi-part forms and continuous stationery under demanding workloads. |
◎ The suitability table below evaluates common usage scenarios to clarify which replacement part fits your specific printing equipment.
| Use case | Recommended product | Why |
|---|---|---|
| Maintaining OKI Microline 5590 or 5591 printers | OKI Microline 5590/5591 Print Head | Engineered specifically for these printer models to ensure precise fit and reliable text output. |
| Maintaining OKI Microline ML3320 or ML3321 printers | Print head OKI 4YA4023-3301G001 | Serves as the designated direct spare part to restore standard printing functions for this specific lineup. |
The choice between these replacement print heads is strictly determined by the model of dot matrix printer you need to service. Select the OKI Microline 5590/5591 Print Head if you operate the 5590 or 5591 series, while the alternative model is required for ML3320 and ML3321 devices. Both products deliver reliable OEM quality, so your decision should be based entirely on equipment compatibility.
| Warehouse | Stock | Delivery to the store | Store Price | |
| WH357 | 12 | 19.11.2026 Best delivery |
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| Warehouse | Stock | Delivery to the store | Store Price | |
| EU6 | 12 | 05.01.2027 |
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Stock:
12
Delivery Date:
19.11.2026
Best delivery
Warehouse: WH357
|
|
Stock:
12
Delivery Date:
05.01.2027
Warehouse: EU6
|
