Yeastar S300 VoIP PBX


Yeastar S300 VoIP PBX

Availability: In stockSKU: MYPBX S300
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$3,514.50$2,369.40(inc. of GST)

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Yeastar S300 S-Series VoIP PBX

  • 300 Users (expandable to 500)
  • 60 Concurrent Calls (expandable to 120)
  • Up to 24 FXS/FXO/BRI Ports
  • Up to 6 GSM/3G/4G Channels
  • Up to 3 E1/T1/PRI Ports
Availability: In stock


Yeastar S300 delivers enterprise-class IP telephony services with a base configuration that supports 300 users and can expandable to 500 users.

Performance and Power

Designed with the small and medium sized enterprises in mind, supporting up to 500 users and built using the very latest technology, the Yeastar S-Series delivers exceptional cost savings, productivity and efficiency improvements, delivering power, performance, quality and peace of mind.

The Yeastar S300 S-Series is engineered for the communications needs of today and tomorrow, and with the Yeastar unique modular design future proofs your investment choice.

Appreciate the Easy-to-use Solution

The Yeastar S300 S-Series features fast installation with comprehensive auto provisioning, advanced plug and play capability, together with an intuitive Metro UI driven by point-and-click configuration, from any location.

Your Choice of Technologies and Features

With a unique modular design, the Yeastar S300 S-Series will install into the most demanding of environments. You can also take advantage of advanced enterprise grade features with the fullest and most complete software versions.

Telephone System without Risk

Yeastar S300 S-Series is built with the future in mind, utilizing the latest technology advances, from Freescale industrial grade Quad Core processors, TI DSP voice processors, and long-life power units and lightning protection.

Play Safe and Expect Reliability

With advanced failover, security, monitoring and reporting capabilities as standard, combined with an internal firewall and with support for TLS and SRTP encryption, there has never been such a robust system.

What’s in it for you??

  • Works with SIP/IAX2, PSTN lines,ISDN BRI, E1/T1/PRI, and GSM/3G/4G
  • Built-in call recording capability
  • Powerful Apps (add-ons) include Linkus Mobile Client, Auto Provision, LDAP, Conference Panel, VPN Server, Billing App, Hotel App, and more coming soon
  • Convenient integration with call center, PMS, and CRM
  • Free lifetime software/firmware upgrade and above all, it’s super easy
  • Connect multiple sites and remote users instantly
  • No hidden charges and extra licensing fees
  • Low power consumption (1.8-59.1 watt)

Datasheet and User Guide


300 (up to 500)
Max Concurrent Calls
60 (up to 120*)
Max FXS Ports
Max FXO/BRI Ports
Max GSM/3G/4G Ports
Max 4G Port (Data)
Max E1/T1/J1 Ports
VoIP Trunks
SIP (RFC3261), IAX2
Transport Protocol
G711 (alaw/ulaw), G722, G726, G729A, GSM, Speex, ADPCM, iLBC, H263, H263P, H264, MPEG4
In-band, RFC4733, RFC2833, SIP INFO
Ethernet Interfaces
2 × 10/100/1000 Mbps
IP Services
Static IP, DHCP, VPN, Firewall, VLAN, DDNS, PPPoE, QoS, Static NAT, STUN
10000 min (expandable)
T.38 Fax
Hot Standby
App Center
Linkus Mobile Client, Phone Provisioning, LDAP Server, Conference Panel, VPN Server, Billing App, Hotel App, char utile h+ Integration, QueueMetrics Integration
External Storage
SD Card & 2.5’’ SATA HDD
AC 100-240V 50/60HZ 1.8A max
Size (L x W x H) (cm)
44 x 25.2 x 4.4
2.5 kg
Power Consumption
6.2-59.1 W
Operation Range: 0°C to 40°C ,32°F to 104°F
Storage Range: -20°C to 65°C, -4°F to 149°F
Humidity: 10-90%,non-condensing
1U Rack-mount
Package Contents of S300
1* S300 PBX
1* Power Cord
1* Ethernet Cable
2* Rack Mounting Kits
1* Grounding Stud & Nut
4* Rubber Feet
1* Warranty Card
1* Quick Installation Guide