SMSEagle NXS-9750 4G (dual modem)

Reference: SMSEagleNXS97504GREV4

NXS-9750 4G is a dual modem series that can send/receive SMS with throughput of max. 60 SMS/min. The ideal choice for communication in environments where the number of messages is moderate. Compared to the single modem, dual modem series offers additional modem failover and other multi-modem features for higher reliability and throughput. The device can be connected in a device failover cluster for highest reliability and availability.

Warranty & Support
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SMSEagle is a professional hardware SMS gateway for sending and receiving SMS messages in an automated manner. The device is designed with focus on reliability and stability. It has a Linux on-board, modern responsive web-interface, database backend, and built-in 4G modems with watchdog mechanism. The device is equipped with external LTE antennas – important especially in poor signal reception conditions (eg. Server rooms). SMSEagle has a built-in SQL database for secure storage of messages. Built-in SNMP agent allows to constantly monitor performance of the SMSEagle. The device has a range of built-in plugins that enable additional functionalities and easy to use API for integration with external applications.
Product features:
  • Sending & Receiving SMS (managing messages with Inbox, Outbox, Sent Items)
  • Sending & Receiving MMS messages
  • Sending to single users or groups of users
  • Sending SMS at specified date and time (SMS scheduling)
  • Limit sending to specified hours (for example between 08:00-18:00)
  • Smartphone-like conversation mode (messages are nicely grouped by phone number). You can easily track history of what you send and receive to each user
  • Support of different message types (normal SMS/multipart SMS/flash SMS//MMS/binary SMS/USSD-code/WAP Push link)
  • Message templates
  • Phonebook (single users, groups)
  • Import of contacts from CSV file
  • Monitoring services (eg Web server, Mail server), SMS alerting and SNMP Traps
  • Auto-reply to incoming SMS
  • Email to SMS forwarding
  • SMS to Email forwarding
  • Subscriptions - allows newsletter-style subscriptions via SMS
  • Voice Calls (wake-up calls and text-to-speech calls) - available with VOICE add-on
  • Periodic SMS to send SMS messages at a desired time interval
  • Shift management to assign Phonebook contacts to working shifts
  • Forward incoming SMS to remote script (callback URL)
  • Blacklist feature to exclude numbers
  • Outlook Plugin to send SMS directly from the app
  • Digital input and output controlled via SMS
  • MQTT messaging protocol for IoT
  • Signal (beta) secure messaging app
  • SMPP protocol
  • Multi-Factor Authentication (MFA)
  • Message Escalation feature
  • LDAP support
  • Backup to FTP
  • Periodic folders cleanup
  • Automatic backup to FTP
  • Temperature & humidity SMS alerts 
  • Multiuser support (each user has access to a private Inbox, Outbox, Sent Items)
  • Unicode support (support of national characters)
  • Multipart SMS message support
  • API for sending SMS from external applications & systems
  • Multilanguage (English, French, German, Polish, Spanish) web-interface
  • NTP client installed
  • SNMP agent installed
  • Built-in Apache2 web server
  • Built-in PostgreSQL database server
  • Built-in Postfix email server
  • Modern responsive interface
  • HTTPS support
  • Support for delivery reports
  • Watchdog mechanisms for 4G modem (automatic modem health control) 
  • Failover support (HA cluster of 2 devices possible)
  • Modem-Failover mechanism (automatic switching of modems after detection of a problem with a modem)
  • LTE Cat.4 data rates of up to 150 Mbps download and 50 Mbps upload (can be disabled/enabled)
  • Support of external temperature sensors
  • Redundant power supply (via power adapter and PoE+)

SMSEagle package includes:

  • SMSEagle hardware SMS gateway
  • 2x Omnidirectional 2dBi UMTS/LTE antenna (with 3m cable)
  • AC/DC Adapter (input voltage: 100-240V)
  • Quick-start guide
  • 24-month warranty (optional warranty extension available)
  • Access to free software upgrades within warranty period

Data sheet

ARM A72 1.5GHz (quad core)
Internal Storage
16GB eMMC storage
Wavebands/RF Bands
4G RF Bands: • LTE-FDD: B1, B2, B3, B4, B5, B7, B8, B12, B13, B18, B19, B20, B25, B26, B28 • LTE-TDD: B38, B39, B40, B41 • WCDMA: B1, B2, B4, B5, B6, B8, B19 • Optional GSM: B2, B3, B5, B8
Modem Type
Num. of modems
Throughput (maximum)
60 SMS/min Sending/Receiving
SIM Card Standard
2x mini
2x Omnidirectional 2dBi antenna with magnetic foot
Antenna Connector
Network Interface
Ethernet 10/100/1000 TX
Other Interfaces
1x HDMI, 2x USB, 4xDI, 4x DO, 1x 1 Wire
Power supply
AC/DC Adapter: Voltage ranges: 100–240 V AC, Frequency: 50–60Hz, Alternative: PoE+
ABS, DIN rail installation (rack mount possible via DIN-rack adapter)
(width x depth x height) 35 x 120 x 101 mm
Linux Kernel
Device Failover: (HA-cluster compatibility)
Modem Failover
Multi-Modem Strategy
Modem Fallback
4G / 3G / (optional) 2G
CE, FCC, ISED, RoHS, UKCA, PTCRB, TDRA, RCM, GCF (for RF-module). Operator approvals: AT&T, Verizon

Specific References


NXS-9750-4G Rev 4 Datasheet RE

Download (142.72k)

NXS-9750 Users Manual 6.0

Download (5.29M)

Warranty & Support Services

Each SMSEagle device comes with a warranty & support service that guarantees our users quality services and peace of mind. SMSEagle clients have the flexibility to choose from various levels of service depending on their needs and usage scenario.

Standard Warranty & Support
Included in the device price, Standard Warranty & Support service offers 2-Year hardware warranty coverage, access to support resources and software updates during the service period. Get immediate help whenever you need it.

With the SMSEagle standard 2-year warranty & support, you can trust in the reliability and durability of the SMSEagle device. We stand behind our products, we are also committed to providing you with the highest level of customer support. The Standard Warranty & Support grants you access to hardware warranty, support services, and software upgrades for your device. It allows you to stay up-to-date with new features and security releases, and get immediate help whenever you need it.

Extended Warranty & Support
The service offers additional period of coverage with total 3- or 5-Years of hardware warranty, technical support and access to software updates within the service period. Available for purchase only when buying the device.

Invest in the Extended Warranty to safeguard your smooth operation, maximize your device’s lifespan, and experience the unwavering support. With this extended warranty, you gain access to exceptional support services and software upgrades for 3 to 5 years, ensuring that your device remains optimized, secure, and equipped with the latest features.

Extended Warranty PLUS
This warranty plan is ideal for any customer who wants to minimize the time their system is not operational. The service offers 5-Year Warranty & Support plus advanced replacement service of faulty hardware within 48 business hours.

Extended Warranty Plus Service Coverage:

  • If the SMSEagle device fails during the Extended Warranty Plus service period, a replacement unit that is identical or equivalent will be shipped to the customer.
  • We cover the cost of shipping both ways during the 2-way delivery process.
  • The service is currently offered in the EU countries only
  • 2x faster support response times (SLA) for immediate resolution of incidents

Benefits of the Extended Warranty Plus Service include:

  • A hassle-free replacement process of faulty unit with minimum questions asked
  • Fast and free shipping, with prepaid 2-way shipping
  • Rapid processing, as the replacement unit will be shipped within 48 business hours
  • Free remote troubleshooting assistance
  • Premium SLA levels

Post Warranty Care Packs (1,2,3-Year)
The service provides access to support services as well as software upgrades for your device after warranty period. It allows you to stay up-to-date with new features and security releases, and get immediate help whenever you need it.

Gain access to our expert technical support team, ready to assist you whenever you need immediate help or guidance. Whether you require troubleshooting assistance or expert advice, our team is dedicated to ensuring that your SMSEagle device runs smoothly, allowing you to maintain uninterrupted business operations. Additionally, receive regular software upgrades that keep your device at the forefront of technological advancements, maximizing its performance and enhancing its security.

Find out more about the possible warranty & support levels.

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