SMSeagle NXS-9750-4G
The NXS-9750-4G features two independent 4G modems with automatic modem failover. When one cellular network becomes unavailable, the device switches to the other modem seamlessly — ensuring uninterrupted SMS delivery for critical systems.
| Parameter | NXS-9750-4G (Rev.4) |
|---|---|
| CPU | ARM A72 1.5GHz (Quad-core) |
| Internal Storage | 16GB eMMC |
| RAM | 2GB LPDDR4 |
| Modem Type | 4G × 2 (with 3G / optional 2G fallback) |
| LTE-FDD Bands | B1, B2, B3, B4, B5, B7, B8, B12, B13, B18, B19, B20, B25, B26, B28 |
| LTE-TDD Bands | B38, B39, B40, B41 |
| WCDMA Bands | B1, B2, B4, B5, B6, B8, B19 |
| Region | Global |
| Number of Modems | 2 |
| Throughput (max) | 60 SMS/min (Sending & Receiving) |
| SIM Card Standard | miniSIM (2FF) |
| Antenna | 2× Omnidirectional 2dBi with magnetic foot (3m cable) |
| Network Interface | Ethernet 10/100/1000 TX |
| Other Interfaces | 1× HDMI, 2× USB, 4× DI, 4× DO, 1× 1-Wire |
| Power Supply | 100–240V AC; Alternative: PoE+ |
| Casing | ABS, DIN rail (rack mount via optional adapter) |
| Linux Kernel | 6.1x |
| Device Failover (HA) | Yes |
| Modem Failover | Yes |
| Multi-Modem Strategy | Yes |
| Message Queuing | Yes (internal database) |
| Certifications | CE, FCC, ISED, RoHS, UKCA, PTCRB, TDRA, RCM, GCF; AT&T & Verizon approvals |
Modem Failover
If one cellular network fails, the device auto-switches to the second modem — uninterrupted delivery.
60 SMS/min Throughput
Double the sending capacity vs single modem, ideal for moderate-to-high volume environments.
HA Cluster Support
Connect two NXS-9750 units in a failover cluster for the highest possible uptime.
- Sending & Receiving SMS (Inbox, Outbox, Sent Items)
- Sending & Receiving MMS messages
- Send to single users or groups
- SMS scheduling (date & time)
- Limit sending to specified hours
- Smartphone-like conversation mode
- Message templates
- Phonebook (single users & groups)
- Import contacts from CSV
- Network monitoring & SNMP Traps
- Auto-reply to incoming SMS
- Email-to-SMS forwarding
- SMS-to-Email forwarding
- Newsletter-style Subscriptions
- Voice Calls (wake-up & TTS) – VOICE add-on
- Workflow automation
- Periodic SMS at desired intervals
- Shift management for contacts
- SMS Forward to remote script (callback URL)
- Blacklist / allow-deny list
- Outlook Plugin for SMS
- Digital Input/Output via SMS
- MQTT protocol for IoT
- Signal (beta) secure messaging
- WhatsApp messaging
- SMPP protocol
- Multi-Factor Authentication (MFA)
- Message Escalation
- LDAP support
- Automatic backup to FTP
- Temperature & humidity SMS alerts
- Multiuser support (private Inbox per user)
- Unicode & multipart SMS support
- REST API for external integration
- Multilingual Web GUI (EN/FR/DE/PL/ES)
- HTTPS support
- Delivery reports
- HA Failover cluster (2-device)
- External temperature sensor support
- Modem Failover (auto-switching between modems)
- Multi-Modem Strategy (intelligent load balancing)
Critical Alerts (IT / Gov / BMS)
Modem failover ensures alert delivery even when one mobile network is down — essential for data centres and government.
High-Volume Sendout
60 SMS/min throughput for enterprises with large client or employee bases needing mass notifications quickly.
Uninterrupted Communications
Emergency services and IT providers rely on dual modem for zero-failure message delivery during network outages.
User's Manual – NXS-9750
Software version 6.31 · PDF
Technical Datasheet – NXS-9750-4G Rev.4
Hardware specifications · PDF
Standard
Included. Hardware warranty, support & software updates.
Extended 3-Year
3-year full support and update access.
Extended 5-Year
Maximum protection period.
Extended PLUS
48h advance replacement + 2× SLA response.