3G Serial Modem

3G Serial Modem
NTC-3000 Series

3G Serial Modem
NTC-3000 Series

The industrial-grade 3G Serial Modem (NTC-3000) supports serial data communications across a diverse range of machines and is ideal for SCADA use. It offers reliable performance, universal installation and remote control in any data telemetry environment.

The NetComm Wireless 3G Serial Modem (NTC-3000) enables the remote monitoring, analysis and management of industrial and commercial machine data. Offering RS-232 serial data connectivity, it gathers and transfers machine data to a central site over 3G for the real-time management of traffic infrastructure, water and waste control systems, vending machines, farming equipment and other machines in remote locations.

The 3G Serial Modem (NTC-3000) is a rugged 3G modem that enables wireless data communication and supports SCADA (Supervisory Control and Data Acquisition) systems. It comes equipped with RS-232 serial data connectivity and a USB 2.0 port for the real-time monitoring and control of machines in remote locations.

Connect legacy equipment
Avoid the cost of replacing or upgrading existing assets that run critical processes. The cost-effective 3G Serial Modem sends data to any IP enabled device using RS-232 serial data. Ideal for SCADA use in areas such as manufacturing, utilities, construction and agriculture, the NTC-3000 enables the remote collection, monitoring and control across a wide range of M2M applications.

Network and service flexibility
Featuring a multi-mode data module, the NTC-3000 supports remote deployments and allows you to choose between a variety of 2G and
3G networks.

Universal installation
Deploy M2M applications in any environment with access to a wide input voltage range, extreme temperature tolerance (-40°C to 85°C) and a lockable SIM tray. For easy installation, the compact NTC-3000 also includes a DIN rail and flexible wall mount options including a removable mounting bracket.

Open AT
Take advantage of the custom NetComm Wireless Open AT application with the capacity to: transparently transfer serial port traffic over the Internet via TCP or UDP using the built-in Packet Assembler and Disassembler (PAD) functionality; configure a periodic reboot to ensure the modem is always accessible and connect to a DynDNS account to update the NTC-3000’s IP address when not using a static IP address.

SMS control
Reduce onsite visits and save costs using advanced diagnostics and control via SMS to query status information and settings, execute commands and configure settings.

  • A compact heavy-duty 3G modem that provides reliable RS-232 serial data connectivity to enable diverse Machine-to-Machine (M2M) applications;
  • Connect to various 2G and 3G networks worldwide;
  • Includes a USB 2.0 port and a SIM card reader with lockable tray;
  • Can be deployed in diverse environments, offering a wide input voltage (5-36V DC), a wide operating temperature range (-40 to 85°C) and flexible mounting options; and
  • Supports the Open AT command set and AirVantage and allows remote diagnostics and control via SMS
Attachment Size
PDF icon NTC-3000-Spec-Sheet.pdf 3.29 MB
PDF icon NTC-3000-QSG.pdf 1.25 MB
PDF icon NTC-3000-User-Guide.pdf 1.91 MB


You must agree to these Terms and Conditions in order to register your warranty. If you cannot agree to these Terms and Conditions, NetComm regrets it cannot register your warranty.

The NetComm Wireless NWL-11 M2M CDMA Router has a standard three (3) year warranty from date of purchase. For all product warranty claims you will require proof of purchase.


1.1 The Product Warranty is granted on the following conditions:

the Product Warranty extends to the original purchaser (you / the customer) and is not transferable;

the Product Warranty shall not apply to software programs, batteries, power supplies, cables or other accessories supplied in or with the product;

the customer complies with all of the terms of any relevant agreement with NetComm Wireless and any other reasonable requirements of NetComm Wireless including producing such evidence of purchase as NetComm Wireless may require;

the cost of transporting product to and from NetComm Wireless’ nominated premises is your responsibility;

NetComm does not have any liability or responsibility under this Product Warranty where any cost, loss, injury or damage of any kind, whether direct, indirect, consequential, incidental or otherwise arises out of events beyond NetComm Wireless’ reasonable control. This includes but is not limited to: acts of God, war, riot, embargoes, acts of civil or military authorities, fire, floods, electricity outages, lightning, power surges, or shortages of materials or labour; and

the customer is responsible for the security of their computer and network at all times. Security features may be disabled within the factory default settings. NetComm recommends that you enable these features to enhance your security.

1.2 Product Warranty is automatically voided if:

you, or someone else, use the product, or attempt to use it, other than as specified by NetComm Wireless;

the fault or defect in your product is the result of a voltage surge subjected to the product either by the way of power supply or communication line, whether caused by thunderstorm activity or any other cause(s);

the fault is the result of accidental damage or damage in transit, including but not limited to liquid spillage;

your product has been used for any purposes other than that for which it is sold, or in any way other than in strict accordance with the user manual supplied;

your product has been repaired or modified or attempted to be repaired or modified, other than by a qualified person at a service centre authorised by NetComm Wireless; or

the serial number has been defaced or altered in any way or if the serial number plate has been removed.


2.1 no other remedies or warranties. Your sole remedy under this end-user warranty is repair or replacement of the affected product. To the extent permitted by applicable law, NetComm Wireless expressly disclaims all warranties, representations or conditions of any kind, express or implied or statutory, written or oral, with respect to the product, including, but not limited to any warranty of non-infringement, merchantable quality or fitness for a particular purpose.

2.2 consequential damages. In no event shall NetComm Wireless, its directors, officers, employees, suppliers and agents, be liable for injury to persons or property, or for any indirect, special, incidental or consequential, punitive or exemplary damages, including loss of profits or revenues, lost or damaged data, failure to realize expected savings, claims against them by third parties, or any other commercial or economic losses of any kind, whether based on contract, tort (including theories of negligence, recklessness, strict liability, or defective product liability) or any other legal theory, even if advised of the possibility of such damages or they are foreseeable, arising out of your use of or inability to use the product.

2.3 maximum liability. The total liability of NetComm Wireless for failure to fulfil its warranty obligations, and of NetComm Wireless, its directors, officers, employees, suppliers and agents, for any other liability under, or in connection with this product, regardless of the number of events, occurrences or claims giving rise to liability, shall be limited to the amount you paid for the product.

2.4 Some jurisdictions do not allow the exclusion of implied warranties and conditions and do not permit the exclusion or limitation of certain damages. Therefore, the exclusions set out in this End-User Warranty may not apply to YOU.


3.1 Governing Law & Disputes. All claims or disputes arising under or in connection with this End-User Warranty shall be submitted to arbitration before a single arbitrator under the rules of The American Arbitration Association. The laws of the State of California and the laws of the United States applicable therein shall govern all such claims or disputes (without giving effect to principles of conflicts of laws). The location of the arbitration shall be Los Angeles, California.

3.2 Severability. Any provision of this End-User Warranty which is, or is deemed to be, unenforceable in any jurisdiction shall be severable from this End-User Warranty in that jurisdiction, without in any way invalidating the remaining provisions of this End-User Warranty and any such unenforceability in that jurisdiction shall not make that provision unenforceable in any other jurisdiction.

3.3 Modifications. This End-User Warranty shall not be modified except by a document signed and made part of this Agreement by an authorized signing officer of NetComm Wireless.

3.4 Waiver. A waiver of any right, obligation or default will only be effective if it is in writing and signed by the party against whom the waiver is sought to be enforced. Any particular waiver of any right, obligation or default will not be construed as a waiver of any subsequent or other right, obligation or default. The remedies of each party shall be cumulative and not exclusive.

3.5 Notices. All notices shall be in writing, shall be signed by the party giving notice, and shall be effective on receipt. If a notice duly signed by the party giving notice is transmitted to the other party by facsimile or as a PDF attachment to an e-mail, the facsimile transmission or PDF attachment will be deemed an executed original of the notice and of such signature.

3.6 Assignment. YOU may not assign this Agreement, in whole or in part, without the prior written consent of NetComm Wireless.

3.7 Entire Agreement. This End-User Warranty constitutes the entire agreement between the YOU and NetComm Wireless on the subject matter and supersedes any prior agreement or understanding, written or oral.

NetComm Wireless Limited is an Australian public company with Australian Company Number 002 490 486, with a registered address of Level 2, 18-20 Orion Road, Lane Cove NSW 2066 Australia.