Engineered for Small Business
Unifying the advanced VoIP technology with robust analog capacity, Yeastar S412 provides a future-ready solution that delivers exceptional productivity and cost-savings.
8 VoIP Users
8 Concurrent Calls
Up to 12 FXS Ports
Up to 4 FXO/BRI Ports
Up to 2 GSM/3G/4G Channels
Simple to use and manageEasy to use with plug-and-play, phone auto provisioning, and intuitive GUI.
Full-featured + Robust UCConnect and collaborate any way, on any device with complete feature set.
Remote ManagementReduce IT & maintenance costs with highly-secure remote monitor and control.
Reliability over yearsFree lifetime software upgrade plus high-end security to assure reliability over years
Connect, communicate and collaborate the way you like
With S412 to work with Yeastar Linkus UC softphone and Linkus Cloud Service, experience the ultimate convenience of doing business anywhere, on any device
Eliminate complexity and connect on any device anywhere with Linkus UC Softphone.
Voice, conferencing, messaging. Get all advanced features for smarter conversations.
Corporate Directory. Presence. File Sharing. It’s about the team-up.
Zoho CRM, Salesforce, HubSpot, Bitrix 24, Odoo, Google Contacts…
Flexible Modular Design
Free Telephony Interfaces Combination
S412 VoIP PBX is pre-configured with 8 fixed FXS ports and is customizable with 4 module slots, which brings you flexible combination of FXS, FXO, BRI and GSM/3G/4G interfaces.
2 module slots for internal extensions (S2 Module only)2 module slots for external lines (O2/BRI/GSM/3G/4G Module only)
Powerful Remote Management
Benefit from a highly secure platform to monitor and manage your PBX system(s) remotely and centrally. Whether you are a phone system end user or a IT reseller, Yeastar Remote Management tool is here to free you from technical headaches and reduce IT & maintenance costs.
Robust Feature Set Crafted for Your Business Needs
Complete Built-in Features
From basic call routing, IVR to advanced call conferencing and recording, Yeastar S-Series VoIP PBX provides you with all-inclusive features without extra licensing fees.
Extra Capacity with App Center
Independent from the main framework of the system, App Center allows you to add and manage Apps independently for extra functionality like hotel app, billing, call center integration, etc.
Supported IP Phones
Yeastar S-Series support auto provisioning with numerous SIP/IP phone brands and models.
4G LTE Solution
SIP over 4G LTE. Ideal for temporary locations, mobile offices, and more.
Branch Office Solution
Interconnect multisite with ease and benefit from free and seamless inter-office communications.
Call Center Integration
Support integration with QueueMetrics and Asternic Call Center to drive business success.
Boost business productivity with screen-pop upon calls and more more your CRM platform.
Streamline hotel operations with Hotel PMS Integration, Hotel App, and more functionalities.
Related On-premises PBX Models
Stand-alone telephone systems with a rich range of features to small businesses.
Compact and full-featured IP-PBX that supports 50 users and 25 Concurrent Calls.
“PBX-Plus-More” system that supports up to 200 users and 60 concurrent calls.