Datamax-ONeil MF4T

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The Datamax-O'Neil E-Class Mark III MF4T (Model E-4205A) is a thermal transfer and direct thermal desktop printer designed for office and industrial labeling applications. It integrates a 32-bit RISC processor for fast and reliable printing performance. The printer supports multiple connectivity options including serial and parallel interfaces with optional Ethernet connectivity. It features a print resolution of 203 dpi, suitable for clear text and barcode printing. The print width is customizable up to 4 inches, accommodating various label sizes. The device supports a variety of media types including die-cut labels, continuous media, and tags, with adjustable sensors for precise media tracking.

The onboard memory includes 4MB DRAM and 2MB flash storage for storing fonts and graphics. The E-Class Mark III series uses Datamax-O'Neil's PL-Z (Zebra-compatible) programming language, ensuring compatibility with existing label design software. The printer is powered via a switched-mode power supply, enhancing energy efficiency and reducing heat output during operation.

High compatibility with existing label protocols, easing integration. Reliable print quality at 203 dpi to support diverse office labeling needs. Versatile media handling with adjustable sensors for various label sizes and types. Compact and durable design suitable for desktop use in office environments. Available multiple connectivity options for flexible network integration. Low operational noise and efficient power consumption for office comfort.

The print speed is moderate, which may limit throughput in high-volume environments. Limited native connectivity options, requiring additional accessories for Ethernet or USB. Print resolution is fixed at 203 dpi without upgrade options for higher detail. Memory capacity is relatively small by modern standards, restricting complex graphic printing. Limited color printing capabilities as it only supports monochrome labels. The device has been discontinued, which may restrict availability of parts and technical support.

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