The Crystal SN24 EPABX System is a reliable analog PBX system designed for small to medium offices, residential complexes, hospitals, and similar establishments. It facilitates efficient internal communication and optimizes the use of telephone lines, offering features that cater to both basic telephony needs and advanced call management.
Here’s a detailed specification overview for the Crystal SN24 EPABX System:
📞 System Overview
| Model | Crystal SN24 EPABX System |
|---|---|
| Type | Analog EPABX / Intercom System |
| Capacity | 2 or 4 Trunk Lines & 8, 16, or 24 Extensions (typically SN24 supports 24 extensions) |
🔧 Technical Specifications
| Specification | Details |
|---|---|
| Trunk Lines (CO Lines) | Supports 2 or 4 lines |
| Extensions | Supports 24 analog extensions |
| Power Supply | 230V AC ±10%, 50 Hz |
| Power Consumption | Approximately 30W |
| Battery Backup | 12V DC external battery support (for backup in case of power failure) |
| Mounting Options | Wall mountable or desktop placement |
| Technology | Analog Switching |
✅ Key Features
- Intercom Calling between all extensions (free internal calls)
- Call Transfer (Attended / Unattended)
- Call Hold & Call Pickup
- 3-Party Conference (One external and two internal, or three internal extensions)
- Direct Outward Dialing (DOD) (with control through programming)
- Call Forwarding / Follow Me (Busy / No Reply / Universal Forwarding)
- Do Not Disturb (DND)
- Hotline / Auto Call (extension picks up and automatically dials pre-defined extension)
- Call Barring / Call Budgeting (restrict outgoing calls based on programming)
- Flexible Numbering Plan (2-digit / 3-digit options based on setup)
- Extension Lock / Unlock (with PIN code)
- Music on Hold (MOH) (internal or external source, user-defined music possible)
- Power Failure Transfer (typically connects trunks directly to key extensions during power failure)
- Auto Attendant / IVRS (optional feature in some versions)
- Emergency Call Access
- External Paging / PA System Interface (optional in certain configurations)
⚙️ Programming & Maintenance
- User-Friendly Programming through a designated programming extension (commonly 100 or 101)
- DTMF-based programming using a standard telephone instrument
- Remote Programming / Diagnostics (depends on model/variant)
- LED Indication for system status and troubleshooting
- Easy maintenance and modular design for simple repairs or expansions
📐 Physical Dimensions
| Dimension | Approximate Size (may vary slightly by model) |
|---|---|
| Weight | Around 5-7 kg |
| Size | Around 300mm x 250mm x 100mm |
⚡ Optional / Advanced Features (Model Dependent)
- CLI (Caller Line Identification) Support
- Call Detail Record (CDR) Output (Serial port or PC interface)
- Call Budgeting & Monitoring
- Voice Guidance for Programming (in some models)
- EPABX PC Software for Management (if available in upgraded models)
- Hotel / Motel Features (billing, wake-up call, etc., in certain variants)
📝 Typical Applications
- Corporate offices
- Hospitals and clinics
- Hotels and guest houses
- Educational institutions
- Residential complexes
