Durable Industrial 4G Router With WiFi
This 4G router with WiFi provides fast wireless internet via any 4G SIM card. It is ideal for multi-port & durable indoor scenarios including offices, retail, and monitoring systems.
Our Advantages:
- Reliable production quality meets strict industry standards
- Flexible MOQ accommodates different business scales easily
- Efficient fulfillment supports your project requirements
- Full OEM customization tailors products to needs
- Multiple certificates like CE and RoHS provided
- Professional sample testing validates performance quickly
Note: For specific requirements, please send us an inquiry to contact us.
- Datasheet
- Product Overview
- How to Choose
| Model | CF-E15 |
| Antenna | WiFi antenna: 2 * external antennas; LTE antenna: 2 * external antennas |
| Speed | 2.4GHz: 286Mbps |
| LTE | LTE: B1/B3/B7/B8/B20/B28A/B38/B40/B41 WCDMA: B1/B8 MAX DL 150Mbps/UL 50Mbps Cat4 |
| Standard | IEEE802.11b/g/n/ax |
| RF Parameters | Output Power (Max): 20dbm (≈100mW) Receiver Sensitivity (Min): -65dBm Frequency: 2.412GHz-2.472GHz |
| Physical Ports | 1*10/100Mbps WLAN/LAN Auto-Negotiation RJ45 3*10/100Mbps LAN RJ45 1*Micro SIM Card Slot 1*Type-C interface 1*RESET button 1*DC Power |
| Indicator | Working Status Indicator Light |
| Power | DC 12V/1A; Type-C 5V/2A |
| Installation Way | Desktop/Wall-mounted |
| Physical Features | Dimensions: 215.8*136.8*186mm; Antenna length: 127mm |
| Working Environment | Working Temperature: 0℃~40℃ Storage Temperature: -40℃~70℃ Operation Humidity: 10%-90% RH Non condensing Storage Humidity: 5%-95%RH Non condensing |
You’re running a factory floor, construction site, or rugged warehouse where standard routers die fast—dust, vibration, spotty 4G signals, crawling speeds, random drop-offs, and too many devices killing your workflow and costing you serious downtime every single day.
That ends now with the CF-E15, the 4g router with wifi engineered for exactly these tough industrial jobs. Slide in a SIM card and get up to 300Mbps of rock-solid 4G power—no lag, no dead zones, and a stable connection that keeps every laptop, machine, sensor, and team device running smoothly, no matter how harsh the environment gets.
Its durable iron shell shrugs off abuse, dual external antennas pull in stronger signals, and extra LAN ports make networking effortless. Whether you need a router with 4g sim for backup links or the ultimate 4g wireless internet router to stay online 24/7, this 4g router with wifi delivers unbreakable performance that actually scales with your operations.
Stop losing hours to unreliable connections. Start powering nonstop industrial productivity—today.
4G LTE Router / AP Selection Guide
Quick Recommendation
➤ Outdoor / long-range deployment → CF-E5
➤ Basic indoor use → CF-E13
➤ Multi-device indoor networking → CF-E15
➤ Rugged outdoor AP
Recommended: CF-E5
Built for outdoor use with IP66 protection, POE support, and high-gain antennas for wider coverage and more users.
➤ Compact indoor router
Recommended: CF-E13
Ideal for small spaces; compact design with 2 LAN ports and stable LTE + WiFi performance for basic use.
➤ Multi-LAN indoor router
Recommended: CF-E15
Adds extra LAN port for more wired devices; better suited for homes or small offices with higher device demand.
➤ Need Help Choosing?
If you are unsure which wireless router best fits your project or business requirements, our team is ready to assist.
Please contact us at: zy@comfast.cn

Blazing 4G and WiFi Speeds
Tired of weak signals slowing your operations in remote areas? The 4g router with wifi delivers 150Mbps LTE download plus 286Mbps 2.4GHz WiFi with external antennas. It solves slow internet pain for router 4g sim card slot during travel or factory backup perfectly.
Three LAN Ports for Wired Devices
Need multiple wired connections for cameras or computers without extra switches? This 4g router with wifi includes one WAN/LAN plus three LAN RJ45 ports. It provides flexibility solving device access issues for router with 4g sim in industrial setups.


Rugged Iron Shell Durability
Fragile plastic routers failing in dusty or tough factory conditions? The 4g router with wifi features a strong iron shell with IP31 rating and compact size. It withstands harsh environments solving reliability problems for 4g wireless internet router anywhere.
Simple SIM Card and Power Options
Complicated setups wasting time on site? Simply insert the Micro SIM and power via Type-C or DC in this 4g router with wifi. It enables quick deployment solving portability needs for router with 4g sim in any location.


High-Quality Production Advantage
We prioritize quality at every stage of manufacturing:


About COMFAST
Global B2B Wireless Solution Manufacturer
We concentrate on professional enterprise network communication and wireless signal coverage technologies. Serving as an established manufacturer and full-service provider, we unite R&D efforts, manufacturing excellence, custom engineering, and attentive support. Our portfolio covers wireless adapters, repeaters, routers, access points (APs), bridges, Ethernet switches, and additional networking gear. Drawing on mature expertise, standardized factories, and agile service procedures, we bring stable, high-reliability, and user-friendly wireless solutions and bespoke services to worldwide B2B partners.
With a client-oriented philosophy, we supply integrated one-stop services across the entire process: requirement assessment, technical proposal, customization, trial production, scale manufacturing, prompt delivery, extensive support, and reliable after-sales — building a closed-loop experience. Our robust quality framework, complete certifications, proficient OEM/ODM services, and steady supply chain allow flexible handling of project bids, engineering implementations, brand tailoring, and international trade/wholesale demands. We are not merely a supplier — we position ourselves as your consistent, trusted, long-term partner.
Yes, this 4G SIM router works with local mobile networks in most regions worldwide. It supports major LTE bands including B1, B3, B7, B8, B20, B28A, B38, B40, and B41, plus WCDMA B1 and B8. This covers Europe, Asia, North America, and many other areas, so you can insert a local SIM card and get online without carrier restrictions. The router automatically detects and connects to available networks, making it a practical choice for international travelers, remote workers, or businesses operating across multiple countries. For a router with 4g sim, broad band support means reliable roaming and lower data costs compared to using international roaming plans. COMFAST routers are designed to keep you connected across borders with minimal setup.
This 4G WiFi router is fundamentally different from a regular home broadband router because it does not require a cable or fiber connection to work. Instead, it uses a SIM card to connect to cellular networks, so you can get internet access anywhere with 4G coverage. Unlike fixed broadband routers that are tied to a specific address, this device is portable and can be moved between locations as needed. It features an industrial iron shell for durability, external antennas for better signal reception, three LAN ports for wired connections, and dual power options for flexible installation. This makes it the perfect backup solution for offices during outages, or the primary internet source for factories, outdoor sites, or rural locations without wired service. For a 4g wireless internet router, this portability and ruggedness make it far more versatile than standard home routers. COMFAST routers are built to deliver reliable connectivity in any environment.
When choosing an industrial 4G router, prioritize four key factors to ensure it meets your site’s demands. First, look for ruggedness with an IP-rated casing like IP30 or higher to resist dust, moisture, and mechanical damage in field environments. Second, check power adaptability and opt for wide voltage input ranging from 9 to 36 volts to handle unstable power sources commonly found in remote or industrial locations. Third, verify signal stability and ensure the router has anti-interference components to avoid disruption from heavy machinery or other industrial equipment. Fourth, choose models with cloud-based remote management for easy troubleshooting and configuration without requiring on-site visits. Also, confirm the router supports your region’s specific 4G bands for full coverage. For a router with 4g sim, these factors determine how well the device performs in demanding conditions. COMFAST industrial routers are designed with these features to deliver reliable performance in the toughest environments.
Yes, this industrial 4G router can work perfectly without WiFi enabled. It relies on its 4G SIM card to access cellular networks, so it does not require an existing WiFi signal to function. Even with WiFi disabled, the router can still provide wired connectivity through its Ethernet ports to power devices like CCTV cameras, POS systems, industrial sensors, or desktop computers. This mode of operation turns the router into a 4G-to-wired converter, making it ideal for sites where wireless connectivity is not needed or where WiFi poses security concerns. For a 4g wireless internet router, this flexibility allows you to choose between wired-only, wireless-only, or mixed deployment based on your specific requirements. COMFAST routers are designed to adapt to different networking needs with simple configuration options.
If your 4G router keeps losing connection, follow these troubleshooting steps to identify and fix the issue. First, check the 4G SIM card to ensure it is properly inserted, has an active data plan with sufficient balance, and is not physically damaged or expired. Second, verify signal strength using the router’s admin interface to check signal bars; weak signals may require repositioning the router or connecting an external antenna for better reception. Third, inspect the power supply because unstable voltage can cause intermittent drops, so use a surge protector or UPS in remote sites to maintain consistent power. Fourth, update the firmware to the latest version from the manufacturer’s website, as outdated software may contain bugs that affect connectivity. Fifth, check for interference and move the router away from heavy machinery, metal structures, or other equipment that could block or disrupt the cellular signal. For a router with 4g sim, these steps resolve most common connectivity issues without requiring professional support. COMFAST routers include user-friendly interfaces to help you diagnose and fix problems quickly.
Yes, you can use this 4G router as your primary internet connection at home if you have no broadband access. It works wherever there is cellular coverage, making it a practical solution for rural properties, new construction sites, or areas where cable and fiber are unavailable. Simply insert an active SIM card with a suitable data plan, power on the router, and you have a fully functional home network in seconds. The router supports multiple connected devices and can handle streaming, browsing, gaming, and remote work for small households. For a 4g wireless internet router, this provides a reliable alternative to traditional wired broadband without long contracts or installation delays. COMFAST routers deliver consistent performance that keeps you connected no matter where you live.













