Zebra Technologies Corporation QLn420 image

Zebra Technologies Corporation QLn420

Quick information
Brand Zebra Technologies Corporation 2020
Model QLn420
Released Year 2020
Type Printers
Series QLn
Printing Technology Direct Thermal
Item Weight 4.05 pounds
Product Dimensions 20 x 20 x 20 inches
Status Active
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Overview

The Zebra QLn420 is a mobile label printer designed for high-quality 4-inch wide printing on the go. It features direct thermal printing technology, enabling fast and efficient printing without the need for ink or toner. The device operates with a 32-bit microprocessor that provides reliable performance and supports various connectivity options including Bluetooth, Wi-Fi, and USB for versatile usage scenarios. The printer has a 203 dpi resolution ensuring clear and durable barcode and text printing. It supports media rolls of up to 152 mm in diameter for extended printing sessions. Power management includes a Lithium-ion battery designed for long-lasting operational cycles, making it suitable for intensive mobile printing applications.

The QLn420 supports multiple programming languages and is compatible with various label design software, enhancing user customization. Its rugged design adheres to MIL-STD-810G standards and IP43 rating, offering resistance to drops, vibration, dust, and water exposure. The device also includes an LCD display for status monitoring and control, improving user interaction during daily operations.

Specifications

Print media Labels
Scanner Type Portable
Max Input Sheet Capacity 50
Display Type LCD
Compatible Devices Laptops
Sheet Size 4.10 inches
Maximum Black and White Print Resolution 203 dpi
Warranty Type 90 days limited warranty
Color Depth 1 bpp
Dual-sided printing No
Max copy resolution black-white 203 dpi
Duplex Simplex
Hardware Interface USB
Ink Color black
Resolution 203 x 203 DPI
Additional Printer functions Print Only
Control Method Remote
Processor Count 1
UPC 703669748268
Memory Storage Capacity 128 MB
Product Dimensions 20 x 20 x 20 inches
Item Weight 4.05 pounds
Item model number QLn420
Is Discontinued By Manufacturer No
Date First Available February 10, 2020
Manufacturer Zebra Technologies Corporation
Printing Technology Direct Thermal
Print Resolution 203 dpi (8 dots per mm)
Max Print Width 4.09 inches (104 mm)
Print Speed Up to 4 inches per second (102 mm/s)
Processor 32-bit ARM 9
Memory 64 MB RAM, 128 MB Flash
Display Monochrome LCD with backlight
Connectivity Bluetooth v2.1+EDR, 802.11b/g/n Wi-Fi, USB 2.0
Battery Li-ion rechargeable battery (2700 mAh standard)
Media Type Roll-fed direct thermal media
Max Media Roll Diameter 6 inches (152 mm)
Durability MIL-STD-810G, IP43 rated
Dimensions 6.6 in W x 7.5 in D x 3.1 in H (168 mm x 191 mm x 79 mm)
Weight 2.2 lbs (1.0 kg) including battery
Operating Temperature -4°F to 122°F (-20°C to 50°C)
Storage Temperature -40°F to 140°F (-40°C to 60°C)

Key Advantages

The Zebra QLn420 offers excellent portability with a compact and ergonomic design suitable for mobile workforce needs. Its high print quality and speed improve productivity in logistics and retail environments. Rugged construction ensures durability under harsh industrial conditions, reducing downtime and maintenance costs. Multiple connectivity options allow seamless integration into existing systems. The user-friendly interface with LCD simplifies operation and diagnostics. Long battery life supports extended field use without frequent recharging interruptions.

Limitations

The QLn420 uses direct thermal printing, which limits label longevity when exposed to heat and light, making it less suitable for long-term archival labeling. It may have compatibility limitations with some proprietary label formats. The relatively high price point can be a barrier for small businesses with tight budgets. The printing speed, while good for mobile devices, may not compete with larger stationary printers for bulk printing tasks. Battery life, although substantial, may still require extra batteries for continuous high-volume use. Replacement parts and accessories can be costly and sometimes harder to source due to being a specialized device.

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