Yealink SIP-T54S
Business media phone
End of Life. Sales ended March 31, 2019. Support ended March 31, 2024. See the EOL notice and replacement options- Brand
- Yealink
- Series
- T5 Series
- Model
- SIP-T54S
- Status
- End of Life
- End of Sale
- March 31, 2019
- End of Life
- March 31, 2024
- Documents
- 29 manuals & files
- Knowledge base
- 4 articles
End of Life · still supported
We still support the Yealink SIP-T54S
Yealink has stopped supporting the SIP-T54S, but plenty are still in use. The Tech Team™ keeps them working, and helps you move on only when it makes sense.
Setup & provisioning
Add, reset or re-provision SIP-T54S phones on your system, including new accounts and line keys.
Firmware & security
Install the last firmware Yealink released for the SIP-T54S and lock down its settings.
Latest firmwareTroubleshooting
Registration failures, one-way audio, dropped calls, boot loops and factory resets.
Replace when you're ready
Matched to a current Yealink model and set up with your extensions and buttons.
Replacement optionsOverview
About the Yealink SIP-T54S
SIP-T54S IP PhoneEspecially designed for high-end office users, Yealink SIP-T54S is an ease-of-use Media IP Phone with a distinctive appearance and structure. For its simplified and human-friendly design as well as user interface, it brings the IP phone and users more closer and unceasingly boosts the operating experience. With respect to Yealink Optima HD voice technology, T54S enhances its audio quality, so that it delivers superb audio quality and crystal clear voice communications. Meanwhile, Yealink SIP-T54S is built with Gigabit Ethernet technology, a built-in Bluetooth and a built-in USB 2.0 port, intending to enhance collaboration and productivity.Yealink SIP-T54S is designed to satisfy the users who need for a higher quality IP phone with the improvement of hardware, audio quality, user experience, collaboration efficiency, etc.
Gallery
SIP-T54S product photos
Documents
SIP-T54S manuals & downloads
Datasheets
1User Guides
2Admin Guides
1Quick Start Guides
1Deployment
2Other Downloads
21- Yealink SIP IP Phones XML Browser Developer's Guide V1.0PDFJun 15, 2026
- Yealink Configuration Encryption Tool User Guide V1.2PDFApr 3, 2026
- Calling and Connected Line Identification Presentation on Yealink IP PhonesPDFApr 3, 2026
- LDAP Directory on Yealink IP PhonesPDFApr 3, 2026
- Recovery Mode on Yealink IP Phones V86PDFApr 3, 2026
- Server Redundancy on Yealink IP PhonesPDFApr 3, 2026
Show 15 more other downloadsShow fewer
- OpenVPN Feature on Yealink IP Phones V1.0PDFApr 3, 2026
- Using Security Certificates on Yealink IP Phones V1.0.pdfFILEApr 3, 2026
- Using Ribbon Features on Yealink IP Phones V1.0PDFApr 3, 2026
- Using Enhanced DSS Keys on Yealink IP Phones V1.0PDFApr 3, 2026
- VLAN Feature on Yealink IP PhonesPDFApr 3, 2026
- Yealink 802.1X AuthenticationPDFApr 3, 2026
- Yealink Configuration Generator Tool User Guide V86PDFApr 3, 2026
- Instructions on Yealink's SDK for Yealink Android Phones V1.4PDFDec 3, 2025
- Yealink IP Phone Features Integrated with BroadSoft UC-One User Guide V1.3.pdfFILEOct 22, 2025
- Yealink SIP Phones Integrated with Metaswitch Configuring Guide V1.5PDFOct 22, 2025
- Yealink SIP Phones Integrated with Metaswitch CommPortal Phone Applications User Guide V1.6PDFOct 22, 2025
- Yealink Regulatory Notice V1.2PDFOct 22, 2025
- Yealink Limited WarrantyPDFOct 22, 2025
- Yealink Limited Warranty for the European Union and UKPDFOct 22, 2025
- Yealink IP Phones Deployment Guide for BroadSoft UC-One Environment V1.6PDFOct 22, 2025
Firmware
SIP-T54S firmware & release notes
- SIP-T54S 70.84.0.160 - FirmwareLatestZIPReleased Dec 29, 2025 Download
Knowledge base
SIP-T54S how-to articles
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Support & downloadsNeed help with your SIP-T54S?
The Tech Team™ can provision, update and troubleshoot your Yealink phones, and move your office onto smplVoice cloud voice.
Yealink and Yealink product names are trademarks of Yealink Network Technology Co., Ltd. Product information, images and documents are published by Yealink (source) and provided here for reference by smplVoice. Firmware and documents are Yealink’s original, unmodified files.