SIM Card Mini Industrial Cellular 4G LTE Internet Modem LTE USB Modem with SIM Slot
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Product Highlights
- Industrial Grade Durability: Ruggedized metal casing protects against extreme temperatures, humidity, shocks, and dust.
- Wide Voltage Input: Supports DC 5-40V standard, with optional DC 5-60V input for diverse power environments.
- Flexible Mounting Options: Supports DIN-rail, wall-mount, and desktop installation for versatile deployment.
- Global Network Compatibility: 4G LTE CAT4 with 3G/2G fallback, supporting GPS, Galileo, GLONASS, and Beidou.
- Dual Power Input Design: Features both DC jack and terminal block for power failover and reliable connectivity.
- Extensive Certifications: Compliant with CE, RoHS, UKCA, UL, TUV, FCC, and other global safety standards.
- OEM/ODM Customization: Supports custom branding and design for enterprise and industrial applications.
- Broad OS Compatibility: Compatible with Windows, Linux, Mac OS, iOS, Android, and other operating systems.
Product Attributes
- Customization
- Available
- Transmission Channel
- Wireless Modem
- Type
- Industrial
- Model NO.
- M300t
- Signal Type
- 4G / 3G
- Installation
- Rack-Mounted
- Clip Function
- Hard Modem
- Interface Type
- USB
- Transmission Rate
- 4G / 3G
- Application
- Industrial, Enterprise
- Transmission Mode
- Cellular Modem
- Class
- 4G Industrial Modem
- USB
- 1 x Micro USB
- SIM Card Slot
- 1
- GNSS (Option)
- GPS, Galileo, GLONASS, Beidou
- Power
- Dual Power. Adapter & Terminal
- DIN-Rail
- Option
- Antenna
- External Replaceable
- Case Material
- Metal
- Certificates
- CE, RoHS, UKCA, UL, TUV, Anatel, FCC, RU, ETL, et
- Transport Package
- Box
- Specification
- CE, Rohs, etc.
- Trademark
- E-Lins, OEM, ODM, Neutral
- Origin
- Shenzhen, China
- HS Code
- 8517629900
- Production Capacity
- 50, 000PCS/Month
Product Images of SIM Card Mini Industrial Cellular 4G LTE Internet Modem LTE USB Modem with SIM Slot
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Product Description
Series No. | M300 |
P/N | M300t |
Class | Industrial for M2M, IoT, and in-vehicle use |
Cellular | 4G LTE, CAT4 |
USB | 1 * USB 2.0 female |
SIM | 1 * SIM slot |
GNSS | NC. (If need, please choose other models) |
At command | Support at command; Packed with GUI software |
Antennas | External style, replaceable for high gain |
Installation | Desktop, Wall-mount, Din-Rail |
Wide Power-in | DC5-40V, option 5-60V |
Trademark | E-Lins, Neutral, OEM, ODM and other customization |



The M300 series Cellular Modem is a compact, ruggedized industrial wireless USB modem providing global wireless cellular network connectivity, where cellular signal available, with 4G/3G/2G fallback capabilities for ensured access to the internet and private networks anywhere for wireless M2M and IoT.

In addition to the robustness, reliability, security, friendly-using, the M300 is competent to be engineered to protect against extreme temperatures, humidity, shocks, vibrations, dust, reverse polarity, and transient voltage.

CELLULAR | |
Mobile Networks | 4G LTE (FDD/TDD); 3G UMTS WCDMA |
Interface | |
Antenna | 2~3 x SMA female interface, 50Ω, external detachable; Antenna for Main Cell, MIMO Cell, GPS |
UIM/SIM | 1.8V/3V 1 x SIM Slot |
USB | USB 2.0 female |
POWER | |
Power supply | DC5V-40V, option DC5V-60V, typical 12V1A or 12V2A; Dual Power Inputs / Power Failover; Two types of input jack for DC 2.5mm DC jack * 1 Terminal Block * 1 |
Power consumption | Peak: 700mA@+9VDC Average: 85mA@+9VDC Idle: 30mA@+9VDC |
SOFTWARE | |
Minimum System Requirements | Windows, Linux, Mac OS, IOS, Symbian, Android, other OS |
At command | Support at command; Packed with GUI software |
GPS/GNSS (Option) | GPS, Galileo, Beidou, GLONASS |
PHYSICAL INTERFACES | |
USB | 1 x USB 2.0 |
Status LEDs | 1 x SYS 1 x LINK |
Power | 1 x DC power connector 1 x Terminal connector |
Antennas | 2 x CELL 1 x GPS (for models with GPS feature) Replaceable connectors |
Reset | Reboot/User default reset/Factory reset button |
PHYSICAL SPECIFICATION | |
Casing material | Aluminium housing |
Dimensions (W x H x D) | PCBA: 69mm x 20mm x 48mm With case: 84mm x 23mm x 48mm |
Weight | 150g |
Mounting options | DIN rail, wall mount, flat surface (all require additional kit) |

About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI152219". Items marked "" are certified.
Company Profile
E-Lins Main Business
Belonged to E-Lins group, E-Lins Technology is the leading developer and manufacturer of wireless M2M and telecom devices such as cellular 3G 4G 5G modem / router / repeater, and computer hardware peripherals in Shenzhen, China.
E-Lins Main Products
E-Lins Technology is a professional wireless product Manufacturer & Wholesaler. Main products are wireless cellular mobile modems, routers, repeaters and industrial PCS.
Routers
5G Router (5G NR SA NSA)
4G Router (FDD LTE and TDD LTE);
3G Router (DC-HSPA+, HSPA+, HSDPA, HSUPA);
2G Router (GSM, GPRS, EDGE);
CDMA Router (CDMA1X, CDMA2000 EVDO);
Modems
5G Modem (5G NR SA NSA)
4G Modem (FDD LTE and TDD LTE);
3G Modem (DC-HSPA+, HSPA+, HSDPA, HSUPA);
2G Modem (GSM, GPRS, EDGE);
CDMA Modem (CDMA1X, CDMA2000 EVDO);
Repeaters
3G, 4G, 5G
Industrial PCS
Rugged Embedded, Rackmount, Portable, Panel PCS
Outdoor AP
Point to point, multi-point centre
Pursuing a highly effective operation system to give customers more satisfaction, we also endeavor to improve our quality and service management. We passed ISO9001/14000 certification and CCC Certification (China Compulsory Certification). We are building an equal development platform to let our employees enjoy working and then share their pleasure with our customers.
Achieving high quality, E-Lins's products are manufactured in-house. In order to meet the requirements of our customers, E-Lins produces quality products that reach the international standards. We have professional QA department to ensure product quality.
With a strong development & research team, E-Lins has been providing OEM and ODM services for over 10 years. The distribution partnership will also be welcome.
Our clients include some of the major global distributors and importers throughout Asia, South and Latin America, Europe, Africa, the Middle East and North America, totally more than 53 countries and regions.
About Our Factory & Business Background
- Address
- Rm. 33, Unit B, Floor12, U Chuanggu, Xinniu Rd, Minzhi, Longhua, 518000, Shenzhen, Guangdong, China
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays
Our Production Capability & Technical Expertise
- Main Products
- 5g Router, 4G Router, LTE Router, 5g Modem, 4G Modem, Swtich, Gateay, Controller, GSM Cellular Devices
Our Industry Experience & Global Business Record
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What is the operating voltage range?
- The standard power supply is DC 5V-40V. An optional DC 5V-60V input is available for wider voltage applications.
- Does this modem support GPS or GNSS?
- GNSS is an optional feature. You can choose models with GPS, Galileo, GLONASS, or Beidou support.
- How can the modem be installed?
- It supports multiple mounting options including DIN-rail, wall-mount, and desktop placement. Additional kits may be required.
- Is OEM or ODM service available?
- Yes, we offer OEM, ODM, and neutral trademark customization services for industrial and enterprise clients.
- What are the typical application scenarios?
- It is widely used in CCTV, finance, ATMs, vending machines, power control, traffic management, and IoT/M2M applications.
- What certifications does the product have?
- The modem holds CE, RoHS, UKCA, UL, TUV, Anatel, FCC, RU, and ETL certifications.
- What is the lead time for orders?
- The average lead time is within 15 workdays, regardless of peak or off-peak seasons.
- What interfaces are available for connectivity?
- It features 1x USB 2.0 female port, 2-3x external SMA female antenna interfaces, and dual power inputs (DC jack and terminal block).
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