Legacy VoyagerCG 1D Laser Scanning with CodeGate™ Data Transmission Control

Honeywell MS9540 Voyager Barcode Scanner | The Honeywell MS9540 VoyagerCG is a legacy single-line laser 1D barcode scanner designed for applications such as retail point of sale, menu scanning, document processing and inventory-related barcode data capture.

A distinguishing feature of the MS9540 is CodeGate™ technology, which allows an operator to target a barcode and control when the decoded information is transmitted to the host system.

Important Product Status

The Honeywell VoyagerCG MS9540 has been discontinued.

Honeywell lists:

Product Discontinuation: 30 June 2024
Service & Support Discontinuation: 31 December 2027

The MS9540 should therefore primarily be considered for existing installations, exact-model replacement requirements and legacy system support, subject to actual availability.

It should not be represented as a current-production Honeywell scanner.

Overview

The VoyagerCG MS9540 uses a 650 nm visible laser and is designed for conventional 1D barcode scanning.

Honeywell documents automatic infrared activation together with CodeGate functionality. When used with the appropriate stand, the scanner can also operate in a presentation-style configuration.

The scanner supports standard 1D barcode symbologies, including GS1 DataBar.

Key Features

• Honeywell VoyagerCG / MS9540 platform
• Single-line laser scanning
• Standard 1D barcode decoding
• CodeGate™ technology
• Automatic infrared activation
• 650 nm visible laser
• Handheld operation
• In-stand presentation operation
• GS1 DataBar support
• Multiple historical interface configurations
• Suitable for legacy POS and barcode applications
• User-programmable configuration

CodeGate™ Barcode Selection

CodeGate is one of the principal features differentiating the MS9540 from related Voyager models.

The scanner can detect and decode a barcode while allowing the operator to control when that data is transmitted.

A simplified workflow is:

Present Barcode → Scanner Detects Code → Aim at Required Barcode → Press CodeGate → Data Transmitted

This functionality can be useful when several barcodes are located close together or when an operator needs deliberate control over barcode selection.

1D Barcode Scanning

The MS9540 is designed for linear/1D barcode scanning.

Documented barcode families include standard formats such as:

• UPC
• EAN
• Code 39
• Code 128
• Codabar
• Interleaved 2 of 5
• GS1 DataBar

Exact symbology support and scanner programming should be checked against the applicable MS9540 configuration and Honeywell documentation.

Important 2D Limitation

The Honeywell MS9540 is not a modern 2D area-imaging scanner.

Do not select this model when the application specifically requires formats such as:

• QR Code
• Data Matrix
• PDF417
• Other 2D imaging applications

For these requirements, a compatible current-generation 2D scanner should be considered.

Technical Specifications

Brand: Honeywell

Legacy Family: Metrologic Voyager / VoyagerCG

Model: MS9540

Scanner Type: Handheld / presentation barcode scanner

Scanning Technology: Single-line laser

Barcode Type: 1D

Light Source: 650 nm visible laser diode

Scan Rate: Approximately 72 scan lines per second according to historical Voyager documentation

CodeGate: Yes

Automatic Activation: Yes

GS1 DataBar: Supported

Interface Options: Historically available in USB and other host-interface configurations

Dimensions: Approximately 198 × 78 × 56 mm

Weight: Approximately 149 g

Product Status: Discontinued

Product Discontinuation Date: 30 June 2024

Service/Support Discontinuation: 31 December 2027

Exact specifications can vary according to the particular MS9540 configuration and interface.

USB and Interface Considerations

The Voyager MS9540 was produced in different host-interface configurations.

USB versions were available, but buyers looking for a replacement scanner should not assume that every MS9540 has the same interface.

Before purchasing a replacement unit, verify:

• Complete model/configuration
• Interface type
• Existing cable
• Host connection
• POS software
• Stand requirement
• Barcode symbologies

This is particularly important when replacing equipment in an older POS installation.

Retail POS Applications

Existing MS9540 scanners may be found in traditional retail point-of-sale installations for scanning conventional product barcodes.

The scanner captures the barcode and transfers decoded data to the connected host.

Functions such as:

• Price lookup
• Product database management
• Stock control
• Transaction processing

are performed by the connected POS or business application, not by the MS9540 itself.

Document and Menu Scanning

CodeGate can be useful for applications where multiple barcodes are positioned close together.

Examples may include:

• Barcode menus
• Reference sheets
• Document identification
• File tracking
• Asset records

The operator can target the intended barcode before transmitting its decoded information.

Library and Inventory Applications

Where an existing system continues to use supported 1D barcode formats, the MS9540 may remain relevant for applications such as:

• Library item identification
• Inventory barcode scanning
• Asset identification
• Document tracking
• Product identification

Suitability depends on the barcode format, host interface and software environment.

Compatibility & Integration Guidance

Because the MS9540 is a legacy discontinued scanner, we should not claim universal compatibility with current Windows, macOS, Linux, Android or POS environments.

Compatibility should instead be verified according to:

• Exact scanner interface
• Host operating system
• Existing application
• USB/HID configuration
• Driver requirements
• Barcode symbology
• Legacy system configuration

This is especially important when replacing an existing MS9540 with another unit.

Existing Installation vs New Installation

Existing installation

The MS9540 may still make sense when an organisation has an established system specifically configured around this scanner and needs an exact or compatible replacement.

New installation

For a completely new barcode-scanning deployment, buyers should consider whether a current-generation scanner would provide better long-term suitability.

This becomes particularly important when the application requires:

• 2D barcode scanning
• QR Codes
• Screen-based codes
• Current operating-system support
• Longer manufacturer lifecycle

Discontinued Does Not Mean Unusable

A discontinued scanner can remain operational in an existing installation.

Honeywell discontinuing the MS9540 means the model has reached the end of its commercial product lifecycle; it does not mean every installed MS9540 stopped functioning on that date.

Businesses operating legacy equipment should nevertheless plan for eventual replacement because product availability and manufacturer support will become increasingly limited.

Replacement Considerations

Honeywell's discontinued-products information identifies the Voyager 1200g as a replacement for the VoyagerCG 9540.

However, a replacement should not be selected solely because Honeywell lists it as a successor.

First establish:

• Which barcode types need to be scanned?
• Is 1D sufficient?
• Is QR/2D now required?
• Which interface does the existing system use?
• Is CodeGate-style operation important?
• Which operating system is used?
• Which POS/application receives the scanner data?
• Is screen scanning required?

The answers determine which current scanner is appropriate.

Purpose of Use

The Honeywell MS9540 VoyagerCG was developed for conventional 1D barcode data capture where an operator may benefit from automatic activation combined with controlled barcode-data transmission.

It remains most relevant today for legacy installations and exact-model replacement requirements.

Buyer Guidance Before Ordering

For any remaining MS9540 requirement, confirm:

• Exact MS9540 model/configuration
• Product condition
• Interface
• Cable
• Stand
• Required barcode symbologies
• Host-system compatibility
• Package contents
• Availability
• Applicable warranty, if any

Because this product is discontinued, these details should be verified for the actual unit being supplied, rather than assumed from historical product documentation.

Why Choose NEOTECH® UAE

NEOTECH® can assist customers with identifying barcode-scanning requirements before choosing between a legacy MS9540 and a current scanner.

We focus on understanding:

✓ Existing scanner model
✓ Interface requirements
✓ 1D versus 2D requirements
✓ POS compatibility considerations
✓ Legacy replacement requirements
✓ Current alternatives where appropriate

Learn First. Decide Second. Buy Only If It Is Right for Your Needs.

There is absolutely no obligation or pressure to proceed with the purchase with us.

UAE Delivery

Supply is available within the UAE subject to confirmed product availability.

Free Standard Shipping
Handling: 1–2 business days
Transit: 3–5 business days
Estimated Total Delivery: 4–7 business days

Because the MS9540 is discontinued, availability must be confirmed before ordering.

FAQ

Q: Is the Honeywell MS9540 Voyager discontinued?
A: Yes. Honeywell lists product discontinuation for the VoyagerCG 9540 as 30 June 2024, with service/support discontinuation listed as 31 December 2027.

Q: Does the Honeywell MS9540 scan QR Codes?
A: No. The MS9540 is a single-line laser scanner designed for conventional 1D barcodes. Applications requiring QR Code, Data Matrix or other 2D formats should use an appropriate 2D imaging scanner.

Q: Should I purchase an MS9540 for a new POS installation?
A: The MS9540 may still be relevant when an existing system specifically requires it. For a new installation, it is sensible to compare current Honeywell or other compatible scanners, particularly if 2D codes, screen scanning or longer-term manufacturer support are required.

Helpful Internal Links

• Honeywell Barcode Scanners
• 1D Barcode Scanners
• 2D Barcode Scanners & QR Code Readers

Contact NEOTECH® UAE

NEOTECH®
Operated by NEOLYN TECHNOLOGY LLC

Email: support@neotech.ae

Address:
Store 13, Computer Building
Al Fahidi, Bur Dubai
Dubai 44245, UAE

Disclaimer – NEOTECH® UAE

The Honeywell VoyagerCG MS9540 is a discontinued legacy barcode scanner. Product availability, condition, included accessories, interface configuration and applicable warranty may vary and should be confirmed before ordering.

Honeywell, Metrologic, Voyager, VoyagerCG and CodeGate are names or trademarks of their respective rights holders.

NEOTECH® does not claim manufacturer-authorised distributor or reseller status unless supported by current documentation.

This page is maintained for product identification, historical specifications, existing-system requirements and replacement guidance. Specifications should be checked against the exact scanner configuration before purchase.

Last Updated: 14 August 2026  (GST, UTC+4)