P-Series Appliance Edition — Modern IP PBX
P520 (20 users): Entry-level PBX with 10 concurrent calls. Modular FXS/FXO/BRI/GSM ports. Linkus UC client for mobile and desktop. Ideal for small offices.
P550 (50 users): Mid-range with 25 concurrent calls. Call center panel, CRM integration (Salesforce, HubSpot, Zoho), and hotel PMS support (FIAS).
P560 (100–200 users): Scalable PBX with E1/T1 support. Expandable via license upgrade. Active Directory, LDAP, and automatic failover.
P570 (300–500 users): Enterprise flagship with 120 concurrent calls, dual E1/T1, contact center with wallboard, Microsoft Teams integration, and multi-site networking up to 10 sites.
S-Series — Legacy IP PBX
S20 / S50: Previous generation PBX — still supported but P-Series (P520/P550) is recommended for new deployments. SIPPER can migrate S-Series to P-Series with zero downtime.
S412: Compact all-in-one with 8 FXS + 4 FXO built-in. No modules needed — plug in analog phones immediately. Great for small offices that need analog out of the box.
VoIP Gateways — Bridge Legacy to IP
TA FXS (400–3200): Connect 4 to 32 analog phones and fax machines to your IP PBX. Supports T.38 fax over IP. Auto-provision with Yeastar PBX.
TA FXO (410–3210): Connect 4 to 32 PSTN analog trunk lines to your IP PBX. PSTN-to-SIP conversion with failover — keep PSTN as backup when VoIP is down.
TG GSM/4G (100–1600): Bridge 1 to 16 GSM/LTE channels to your PBX. Route mobile calls through SIP for cost savings. SMS API for business messaging.
TE E1/T1 (100–200): Convert 1–2 ISDN PRI trunks (30–60 channels) to SIP. For organizations migrating from ISDN while keeping PRI lines during transition.
TB BRI (200–400): Convert 2–4 ISDN BRI lines to SIP. For Euro-ISDN markets.
SIPPER — Yeastar Certified Expert (YSCE)
SIPPER holds 9 Yeastar certification tracks including YSCE — the highest certification level available. We design, deploy, and manage Yeastar systems at enterprise scale.
Every Yeastar PBX deployment includes: SIPPER SIP Trunk on Pure VoIP Network, Thai DID numbers, calling plan, IP phone pre-configuration, and ongoing managed service. One provider for platform, network, hardware, and support.
