Datamax-O'Neil 78828I1 Portable Barcode Printer


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Datamax-O'Neil Apex 3 - RS-232 and IrDA Interfaces.
Ships in 3-5 Days
Your satisfaction is guaranteed!
We want to make sure you are completely satisfied with your purchase. Customers must return their product within 30 days of shipment to receive a full credit less a 15% restocking fee. Returns must be presented in new condition with all of the original packaging.
Optional 802.11 b/g connectivity

The Datamax-O-Neil Apex 3 offers a solution to the demand for an affordable, light weight and compact three-inch receipt printer without compromising on quality and reliability. The Apex 3 prints a receipt of up to 3.13" wide and has the key features and functions required to meet the expanding requirements associated with retail, hospitality, law enforcement, car rental and field service applications. Lightweight and small enough to carry through a complete shift, the Apex 3 can be worn on a belt strap or optional belt strap without feeling cumbersome. Easy to use with its simple paper loading system and high capacity battery that lasts through a 12 hour shift, the Apex 3 will keep up with the mobile worker during a busy shift while keeping your costs at bay.

Technical Information

  • Maximum Mono Print Speed: 2 in/s
  • Maximum Print Resolution: 203 dpi
  • Print Color: Monochrome
  • Maximum Print Width: 2.83"
  • Recommended Use: Receipt Print
  • Barcode Symbology Supported:
    • Code 39
    • Code 128-A
    • Code 128-B
    • Code 128-C
    • UCC/EAN 128
    • Interleaved 2 of 5
    • UPC
    • EAN
    • JAN
    • Codabar
    • PDF-417

General Information

  • Product Type: Direct Thermal Printer
  • Product Series: S3750
  • Brand Name: Datamax-O'Neil
  • Manufacturer: Datamax-O'Neil
  • Product Model: Apex 3
  • Product Name: Apex 3, RS232 and IrDA

Physical Characteristics

  • Height: 6.1"
  • Width: 5"
  • Depth: 2.3"
  • Form Factor: Portable
  • Weight (Approximate): 0.93 oz


  • Infrared: Yes
  • Serial Port: Yes

Media Types & Handling

  • Maximum Label Width: 3.14"
  • Media Type: Direct Thermal Paper
  • Media Thickness: 4 mil
  • Label Core Size: 0.40"
  • Maximum Roll Diameter: 1.37"

Battery Information

  • Battery Included: Yes
  • Battery Rechargeable: Yes
  • Battery Chemistry: Lithium Ion (Li-Ion)


  • Standard Memory: 1 MB
  • Flash Memory: 4 MB


  • Platform Supported: PC

Power Description

  • Power Source: Battery

Full specifications (PDF)

Full specifications (PDF)

Brand Datamax-O'Neil
Model Apex 3
Print Method Thermal
Core Inner Diameter 0.4 inches
Print Speed 2 inches
Interface RS-232 Serial, IrDA
Paper Dimension 3.13
Form Factor Mobile

Customer Review Summary

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The Datamax-O'Neil 78828I1 is also known as ONE-78828I1 .