Yeastar S2 Module
2-Port FXS Module for Connecting Analog Phones and Fax Machines
Yeastar S2 Module offers two FXS ports via RJ11 interfaces, designed to connect analog telephones or fax machines to modern VoIP PBX systems. Compatible with both Yeastar S-Series and P-Series PBX platforms, this module ensures seamless integration of traditional analog devices into digital networks. It supports standard telephony signaling and delivers high reliability through built-in surge protection, robust loop impedance handling, and long-distance support up to 1500 meters.
Key Features:
- 2 FXS ports for analog phones and fax machines
- Compatible with Yeastar S-Series and P-Series PBX
- Supports up to 1500m cable length and 5REN load
- Surge protection up to 1.5KV
- Standard 48V on-hook and 85V ring voltage support
Product Specifications:
- Model: S2 Module
- Port Type: 2 × FXS (RJ11)
- On-hook Voltage: 48V
- Off-hook Voltage: 11V
- Off-hook Current: 10 mA
- Supported PBX Models: S412, S20, S50, S100, S300, P550, P560, P570
- Ring Frequency: 25 Hz
- Ring Voltage: 85V
- Terminating Impedance Options: 600 Ohm
- Loop Impedance: 2000 Ohm
- Loop Current: 20 mA
- Max Supported Length: 1500 m
- Pulse Dial Speed: 100–135 ms / 10pps
- Ring Load: 840 Ohm
- REN Load @1000m: 5REN = 1400 Ohm, 3REN = 2330 Ohm, 1REN = 7000 Ohm
- Surge Voltage Protection: 1.5KV (10/70μS)
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