Know how » Replacement of Honeywell® Compact4 with the Microplex logiJET TM4
Replacement of Honeywell® Compact4 with the Microplex logiJET TM4
The Perfect Successor
For many years, the Compact4 was regarded as a reliable standard in industrial printing — particularly in mobile applications.
Its compact design and flexible mounting options on forklifts or mobile workstations made it a preferred choice in demanding environments such as logistics centers and manufacturing facilities.
However, with the official discontinuation of this printer model, many companies are now faced with the challenge of finding an equivalent replacement.
In fast-paced industries like logistics—where speed, reliability, and mobility are critical to seamless operations — there is a strong demand for a high-performance, future-proof alternative.

Why the logiJET TM4 is the Optimal Choice
Choosing the right printing solution is essential to ensure a smooth transition, maintain operational continuity, and secure long-term efficiency and productivity — without compromising on the proven benefits of compact and mobile printing technology.
The Microplex logiJET TM4 offers a modern, powerful, and future-proof alternative to the Compact4 printers.
In addition to its robust construction and versatile application options, the logiJET TM4 particularly stands out due to its compatibility, flexibility, and mobile usability – an essential feature for many users who previously relied on the Compact4.
Advantages of the logiJET TM4 Compared to Compact4
1. Seamless Compatibility with Existing Systems
The logiJET TM4 supports a wide range of printer languages, including:
Labelpoint, IGP, PCL5, ZPL, IPDS, Epson ESC/P2 etc.
Native support for control commands and layouts used in Compact4 systems
This allows existing print jobs and software environments to continue being used without the need for reprogramming.
2. Mobile Operation with DC Power
Just like the Compact4, the logiJET TM4 is designed for mobile use and supports operation with 12 V, 24 V, and 48 V DC.
This makes it ideal for use in:
Vehicle fleets (e.g., trucks, forklifts)
Mobile workstations in warehouses or production areas
Applications requiring independent power supply
This feature greatly expands the range of applications and ensures maximum flexibility. Of course, the logiJET TM4 also has an AC power supply for connection to voltages of 100 – 240 V AC.

3. Compatible Mounting Plate
The mounting plate of the logiJET TM4 matches that of the Compact4, allowing for a hassle-free upgrade without additional installation effort. In fact, if an existing Compact4 mounting plate is already in use, it can be reused without modification — simply by rotating it 180 degrees during installation.
4. Compact and Rugged Design
The logiJET TM4 combines a compact form factor with modern technology, making it a worthy replacement for the Compact4. Its robust design allows it to withstand demanding environments, commonly found in logistics and production.
5. Better Protection, Smaller Footprint – the Integrated Label Roll of the logiJET TM4
Unlike the external label roll of the Compact4, the logiJET TM4 features a fully integrated label roll compartment. This design offers several advantages: the labels are better protected from dust, dirt, and mechanical impact—making it ideal for use in harsh industrial environments.
6. Higher Print Speed and Reliability
With a print speed of up to 150 mm/s, the logiJET TM4 outperforms models like the Compact4.
Its reliable handling of high-volume print jobs makes it ideal for demanding applications.
7. Versatile Connectivity Options
The logiJET TM4 is equipped with multiple interfaces, including:
WiFi
Ethernet (LAN)
USB
Serial and parallel ports
This simplifies integration into existing IT systems and allows flexible connection to various host systems.
8. Media Format and print technology Flexibility
The logiJET TM4 handles labels and other media up to 115 mm in width, making it more versatile than many other models.
At the same time, the logiJET TM4 can be used for both direct thermal printing and thermal transfer.
So you get a cost-effective just-in-time printer” that can be perfectly tailored to your application.
9. Optional Cutter and Peel-Off Function – Boost Efficiency in Label Printing
The optional cutter for the logiJET TM4 industrial label printer helps you increase efficiency in your label printing processes. It offers flexible cutting options: cut labels individually after each print or cut the entire job at once – perfect for varying workflows in logistics, manufacturing, or shipping environments.
A common issue in industrial settings is the time-consuming manual removal of labels from the liner. The optional peel-off function solves this by automatically separating the printed label from the backing material. This saves valuable time and allows for easy label handling – even when wearing work gloves.
Key Benefits:
Time savings – automatic cutting and peeling
Clean label separation – no manual peeling required
Ergonomic operation in tough industrial environments
Flexible usage for different print jobs and label sizes
10. Long-Term Support and Spare Parts Availability
While support for Compact4 printers is becoming increasingly limited, Microplex offers long-term spare parts availability and comprehensive technical support for the logiJET TM4.
Find more technical specifications and details in the logiJET TM4 datasheet.
Typical Applications and Use Cases
Logistics and Shipping: Shipping labels, Barcode labels, Pallet labeling
Production: Labeling of components, storage labels
Industrial: Packaging labels, Safety labels
Mobile Applications: Printing on forklift trucks, mobile workstations in warehouse and production environments
The logiJET TM4 – The Future of Label Printing
The Microplex logiJET TM4 combines all the benefits of the Compact4, such as compact design and mobile usage, with state-of-the-art printing technology and enhanced features.
Companies benefit from a future-ready solution that seamlessly replaces existing printing processes while increasing flexibility and efficiency.
Contact us now to learn how the logiJET TM4 can help you modernize your printing environment – whether stationary or mobile!

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