Best 4G LTE Security Camera Systems: 9 Spec-Based Picks
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You need reliable connectivity when internet fails. These are the best 4G LTE security camera systems for backup and standalone alerts. We compared 9 options using only published specifications. The EYEZON Sidekick leads because its compact 3.54-inch width fits discreetly behind panels. This guide helps you decide which cellular module matches your existing hardware. You will find clear specs for each pick. Read on to see which device fits your property.
Our top pick: EYEZON Sidekick LTE Cellular Alarm Backup Module.
Quick picks
The best fit for you
- You need LTE backup for EnvisaLink 4 systems EYEZON Sidekick LTE Cellular Alarm Backup Module This module offers straightforward 4G LTE connectivity for reliable alarm transmission during internet outages.
- You want the most compact cellular transmitter available VirtuAlarm Universal Alarm Transmitter The VirtuAlarm unit measures just 2 by 1 by 3 inches, making it the smallest option listed.
- You prioritize local storage with cellular backup eufy Security HomeBase Pro with 4G LTE The eufy HomeBase Pro S1 4G LTE hub provides robust local storage alongside 4G LTE redundancy.
- You need basic alerts without video monitoring PGST A02F 4G LTE Home Security System The PGST A02F system delivers essential sensor alerts via 4G LTE without requiring video capabilities.
Our 9 picks
EYEZON Sidekick LTE Cellular Alarm Backup Module
Best for: EnvisaLink 4 users needing LTE backup
- Connectivity
- 4G LTE (what this guide is about)
- Color
- Black
- Dimensions
- 5.59 × 3.54 × 1.14 inches
View on Amazon: EYEZON Sidekick LTE Cellular Alarm Backup Module
The EYEZON Sidekick LTE is a cellular alarm backup module designed for EnvisaLink 4 systems. It provides dual-path connectivity, transmitting alarm signals over 4G LTE when the internet is down. The unit includes a SIM card for North America and requires no programming. Its compact black housing measures 3.54 by 5.59 by 1.14 inches. It suits users needing reliable backup communication without complex setup.
Pros
- Dual-path LTE connectivity for internet outages
- No programming required for setup
- SIM card included for North America
- Compact dimensions: 3.54 x 5.59 x 1.14 inches
Cons
- Requires existing EnvisaLink 4 module
- North America only SIM coverage
- Carrier contract required for service
Good fit if
- You need backup cellular connectivity for an EnvisaLink 4 system
- You want a plug-and-play solution without programming
- You require LTE transmission during internet outages
Skip if
- You do not have an EnvisaLink 4 module
- You live outside North America
- You need a standalone camera system without cellular backup
Verdict: EYEZON Sidekick LTE Backup Module is a straightforward cellular add-on for EnvisaLink 4 users who need reliable alarm transmission during internet outages. It fits those who want a simple, no-programming backup solution.
Resideo LTEM-PV Cellular Communicator
Best for: cellular backup for Vista panels
- Connectivity
- 4G LTE (what this guide is about)
- Use
- Pets
- Dimensions
- 10.8 × 9.11 × 4.13 inches
- Weight
- 4.3 pounds
This Resideo LTEM-PV unit provides 4G LTE connectivity for security panels. It supports both ECP and Bus connections to compatible control panels. The device reports fire, burglary, and status messages via the internet and uses cell as a backup. It weighs 4.3 pounds and measures 10.8 inches in length. It suits users needing reliable cellular backup for pet monitoring systems.
Pros
- Supports 4G LTE connectivity
- Reports fire and burglary messages via internet
- Uses cell as backup to internet reporting
- Supports ECP and Bus connections
Cons
- Heavy at 4.3 pounds
- Large dimensions at 10.8 x 9.11 x 4.13 inches
- Requires compatible Vista or competitive control panels
Good fit if
- You need cellular backup for an alarm system
- You use a compatible Vista control panel
- You require fire and burglary message reporting
Skip if
- You want a standalone camera system
- You do not have a compatible control panel
- You prefer compact, lightweight hardware
Verdict: Resideo LTEM-PV Cellular Communicator fits users who need reliable 4G LTE backup for existing Vista or compatible control panels rather than a standalone camera.
Arlo Cellular & Battery Backup Box
Best for: Arlo system owners needing cellular backup
- Connectivity
- 4G LTE (what this guide is about)
- Power Source
- Battery
- Color
- White
- Weight
- 8.47 ounces
This Arlo accessory adds 4G LTE cellular and battery backup to your existing Arlo Home Security System. It connects directly to the Keypad Sensor Hub, ensuring your system stays online when Wi-Fi or power fails. The unit includes a pre-inserted SIM card for immediate setup. It is designed to stack neatly with the hub. You need an Arlo Safe & Secure Pro Plan to activate the cellular feature.
Pros
- 4G LTE cellular connectivity for network redundancy
- Battery power source for outages
- Pre-inserted SIM card for quick setup
- Official certified accessory for Arlo systems
Cons
- Requires a paid Arlo Safe & Secure Pro Plan
- Only works with Arlo Home Security System
- Not a standalone security device
Good fit if
- You already own an Arlo Home Security System
- You need backup connectivity during outages
- You want a certified Arlo accessory
Skip if
- You do not have an Arlo system
- You want a standalone cellular camera
- You need free cellular service
Verdict: Arlo Cellular Battery Backup Box is a necessary add-on for Arlo users who need reliable 4G LTE and battery backup. It fits buyers who already own the compatible Keypad Sensor Hub and want seamless integration without extra wiring.
PGST A02F 4G LTE Home Security System
Best for: cellular backup and basic sensor alerts
- Connectivity
- 4G LTE (what this guide is about)
- Dimensions
- 8 × 6 × 4 inches
- Weight
- 2.36 pounds
This PGST A02F system uses 4G LTE connectivity to send instant alerts via call, SMS, or the Tuya app. It combines magnetic door sensors with infrared motion detection to monitor entry points and open spaces. The package includes an SOS button for emergency assistance and supports remote arming or disarming. Its compact design fits easily into key areas of your home without complex installation.
Pros
- 4G LTE connectivity for alerts via call, SMS, and app
- Infrared motion sensors detect movement in open areas
- Includes SOS button for emergency assistance
- Expandable system allows adding more sensors later
Cons
- No mention of video recording or live view capabilities
- Relies on third-party Tuya app rather than a branded companion
- Limited to basic sensor alerts without detailed activity logs
Good fit if
- You need a backup cellular connection for your alarm
- You want simple DIY installation without complex wiring
- You require emergency SOS functionality for family members
Skip if
- You require video surveillance or camera feeds
- You prefer a dedicated manufacturer app over Tuya
- You need professional installation services included
Verdict: The PGST A02F 4G Home Security System fits renters or homeowners who need reliable cellular alerts without video. It offers essential protection through sensors and an SOS button for those prioritizing emergency response over visual monitoring.
eufy Security HomeBase Pro with 4G LTE
Best for: eufy users needing 4G backup and local storage
- Connectivity
- 4G LTE (what this guide is about)
- Power Source
- Battery Powered
- Color
- White
- Dimensions
- 6.69 × 4.76 × 8.66 inches
The eufy HomeBase Professional S1 adds 4G LTE backup to your security setup. It connects via Wi-Fi, PoE, or Ethernet. A built-in battery keeps the system running for 24 hours during power outages. You get 32 GB of local storage, expandable to 16 TB. This hub supports eufy PoE cameras, battery doorbells, and sensors. It suits users who need reliable connectivity and local data privacy.
Pros
- 4G LTE backup connectivity for internet outages
- 24-hour built-in battery backup
- Local storage up to 16 TB
- Supports PoE and Wi-Fi connections
Cons
- Requires Ethernet connection for stable operation
- Limited to compatible eufy devices only
- No mention of remote control or app integration
Good fit if
- You want local storage for privacy
- You need backup for internet outages
- You use eufy cameras and sensors
Skip if
- You need third-party camera support
- You cannot use an Ethernet connection
- You want a smaller form factor
Verdict: eufy HomeBase Pro S1 4G LTE is a robust hub for eufy users who prioritize local storage and backup connectivity. It fits those with stable Ethernet access and a need for reliable system uptime.
PGST 4G LTE Home Alarm System
Best for: cellular SMS and phone call intrusion alerts
- Connectivity
- 4G LTE (what this guide is about)
- Dimensions
- 8 × 6 × 4 inches
This PGST security system uses 4G LTE cellular connectivity to send call, SMS, and app push notifications via the Smart Life or Tuya app. It includes door sensors, a dedicated SOS call button, and an expandable hub measuring 8 by 6 by 4 inches. You get cellular alert delivery if you need entryway monitoring without wired internet.
Pros
- Sends alerts through 4G voice calls, SMS texts, and app push notifications
- Works directly with Smart Life and Tuya mobile applications
- Features a dedicated one-touch SOS distress calling button
- Supports expandable add-on sensors and compatible cameras
Cons
- Cameras are not included in the package and require separate purchase
- Product specifications do not list integrated video storage
- Hardware coverage is limited to a 1-year warranty
Good fit if
- You want direct phone calls and SMS notifications over 4G when sensors trigger.
- You manage existing smart home hardware through Tuya or Smart Life.
- You need a physical SOS button to alert preset contacts immediately.
Skip if
- You need prepackaged security cameras included inside the base kit.
- You require high-capacity integrated local hard drive video storage.
Verdict: PGST 4G LTE Home Security System delivers direct cellular phone calls and SMS alerts through Tuya-compatible hardware for property owners monitoring doors without standard Wi-Fi. It suits users who prioritize sensor triggers and rapid SOS dialing over an all-in-one prepackaged camera bundle.
eufy HomeBase Pro S1 4G Hub
Best for: eufy users needing cellular backup
- Connectivity
- 4G LTE (what this guide is about)
- Power Source
- Plug-in, Battery
- Hard Drive Capacity
- 32 GB built-in, expandable to 16 TB
- Color
- White
- Dimensions
- 6.69 × 4.76 × 8.66 inches
The eufy HomeBase Professional S1 is a 4G LTE hub designed for continuous video security during power or internet outages. It features a 24-hour built-in battery and supports dual connectivity via Wi-Fi and PoE for compatible devices. The unit includes 32 GB of local storage, expandable to 16 TB, ensuring data privacy. It works with select eufy cameras, doorbells, and sensors. This hub suits users needing reliable cellular backup for their eufy ecosystem.
Pros
- 4G LTE connectivity for uninterrupted security
- 24-hour built-in battery backup
- 32 GB local storage, expandable to 16 TB
- Supports Wi-Fi and PoE connections for devices
Cons
- Requires Ethernet connection to router for stable operation
- Limited to compatible eufy devices only
- No mention of remote viewing app capabilities in data
Good fit if
- You need cellular backup for eufy cameras
- You want local storage for privacy
- You have PoE camera infrastructure
Skip if
- You use non-eufy security devices
- You require a Wi-Fi only connection
- You need immediate cloud storage without expansion
Verdict: The eufy HomeBase Pro S1 4G LTE Hub provides essential cellular redundancy and local storage for eufy users. It fits those prioritizing data privacy and reliable connectivity during outages.
VirtuAlarm Universal Alarm Transmitter
Best for: Business alarm systems needing cellular backup
- Connectivity
- 4G LTE (what this guide is about)
- Use
- Business
- Dimensions
- 3 × 2 × 1 inches
- Weight
- 8 ounces
This VirtuAlarm transmitter connects your security panel to monitoring centers via IP and 4G LTE. It supports Contact ID format, ensuring compatibility with most residential and commercial alarm systems. The compact 3 x 2 x 1 inch design fits easily into existing setups. You get dual-path reliability, so signals reach centers even if one network fails. This unit is built for businesses needing dependable alert transmission without complex configuration.
Pros
- Dual IP and 4G LTE connectivity for reliable signal transmission
- Supports Contact ID format for broad alarm system compatibility
- Compact 3 x 2 x 1 inch form factor for easy installation
- Designed for professional monitoring center integration
Cons
- Requires support team assistance to identify and configure your specific alarm format
- No built-in battery backup mentioned for continued operation during power outages
- Limited to wired alarm system integration rather than standalone wireless operation
Good fit if
- You need a reliable cellular backup for an existing hardwired alarm system
- You manage a commercial property requiring professional monitoring integration
- You want a compact device that fits inside existing control panels
Skip if
- You need a standalone wireless camera system without a central panel
- You prefer to configure devices entirely through a mobile app without support contact
- You require a device with built-in battery backup for power outages
Verdict: VirtuAlarm Universal Alarm Transmitter provides essential dual-path connectivity for businesses relying on Contact ID alarm panels. You should choose this if you need a simple, compact add-on to ensure your monitoring signals survive network outages.
eufy Security 7-Piece Outdoor System with 4G LTE
Best for: Users needing cellular backup and local storage
- Connectivity
- 4G LTE (what this guide is about)
- Camera Count
- 2
- Power Source
- Battery Backup
- Placement
- Outdoor
View on Amazon: eufy Security 7-Piece Outdoor System with 4G LTE
This eufy bundle includes two SoloCam S340 outdoor cameras and a HomeBase S1 with 4G LTE. It uses a built-in 24-hour battery to keep recording during power or internet outages. The system stores footage locally on 32 GB of internal storage, expandable to 16 TB. You get intrusion detection via entry sensors and a keypad. It is a solid choice for homes needing reliable cellular connectivity without monthly fees.
Pros
- 4G LTE connectivity for uninterrupted video security
- 24-hour built-in battery backup for power outages
- 32 GB local storage expandable up to 16 TB
- Includes two SoloCam S340 outdoor cameras
- No monthly fees required for local processing
Cons
- Only includes two cameras in the bundle
- Requires separate purchase for additional sensors or cameras
- No mention of cloud storage or remote app access in specs
Good fit if
- You need a cellular backup for existing wired systems
- You want to avoid monthly subscription fees
- You prefer local data storage for privacy
Skip if
- You need more than two cameras included
- You require cloud-based video storage
- You need a complete system with all sensors included
Verdict: eufy 7-Piece 4G LTE System offers reliable 4G LTE coverage and local storage for users who want to avoid monthly fees and ensure continuous recording during outages.
Specifications side by side
| Spec | EYEZON Sidekick LTE Cellular Alarm Backup Module | Resideo LTEM-PV Cellular Communicator | Arlo Cellular & Battery Backup Box | PGST A02F 4G LTE Home Security System | eufy Security HomeBase Pro with 4G LTE | PGST 4G LTE Home Alarm System | eufy HomeBase Pro S1 4G Hub | VirtuAlarm Universal Alarm Transmitter | eufy Security 7-Piece Outdoor System with 4G LTE |
|---|---|---|---|---|---|---|---|---|---|
| Camera Count | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | 2 |
| Power Source | not specified | not specified | Battery | not specified | not specified | not specified | Plug-in, Battery | not specified | Battery Backup |
| Connectivity | LTE | not specified | Cellular | not specified | 4G, Wi-Fi, PoE, Ethernet | 4G | Wi-Fi, PoE, 4G LTE | IP, Cellular | 4G |
| Hard Drive Capacity | not specified | not specified | not specified | not specified | not specified | not specified | 32 GB built-in, expandable to 16 TB | not specified | not specified |
| Placement | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | Outdoor |
| Use | not specified | Pets | not specified | not specified | not specified | not specified | not specified | Business | not specified |
| Color | Black | not specified | White | A02F-US-F | White | A107F-US-F | White | red | not specified |
| Dimensions | 5.59 × 3.54 × 1.14 inches | 10.8 × 9.11 × 4.13 inches | not specified | 8 × 6 × 4 inches | 6.69 × 4.76 × 8.66 inches | 8 × 6 × 4 inches | 6.69 × 4.76 × 8.66 inches | 3 × 2 × 1 inches | not specified |
| Weight | not specified | 4.3 pounds | 8.47 ounces | 2.36 pounds | not specified | not specified | not specified | 8 ounces | not specified |
| Model | ZC-SDKICKLTE | LTEM-PV | LBB1001-100NAS | A02F | T9000 | A107F | T9000 | Iplte | not specified |
| Size | not specified | not specified | not specified | not specified | not specified | not specified | 8.66 × 4.76 × 6.69 in | not specified | not specified |
If you prefer dedicated photography hardware to remote surveillance, compare core specifications for the best OM System mirrorless cameras.
How to choose the right one
-
Check panel compatibility first
Most devices in this list are add-on modules, not standalone cameras. You must ensure the cellular unit works with your existing hardware. For example, the EYEZON Sidekick is designed specifically for EnvisaLink 4 users. If you use an Arlo system, the Arlo Cellular Backup Box is the necessary choice. The Resideo LTEM-PV fits Vista panels. Do not buy a module that does not match your current control panel or hub. Mismatched hardware will not transmit alerts.
-
Evaluate physical dimensions
Size matters when hiding devices behind panels or in tight spaces. The VirtuAlarm Universal Transmitter is the smallest option, measuring just 2 by 1 by 3 inches. This compact form factor makes it easy to install in small junction boxes. In contrast, the Resideo LTEM-PV is much larger at 10.8 inches long. You should measure your available space before purchasing. A large module may not fit in your existing enclosure. Check the width, height, and length specs to ensure a proper fit.
-
Consider battery backup needs
Power outages often accompany internet failures. Some units include battery backup to keep your system running. The Arlo Cellular Backup Box and the eufy HomeBase Pro S1 both feature battery power. This ensures your security system stays online even if your home loses electricity. The PGST A02F system also offers battery options for basic sensor alerts. If you live in an area with frequent power cuts, prioritize a device with built-in battery storage. This adds a layer of reliability to your 4G LTE connection.
-
Review alert methods
Different systems send alerts in different ways. The PGST 4G LTE Home Alarm System sends direct cellular phone calls and SMS messages. This is useful if you want immediate voice notifications. Other systems may rely on app notifications through a hub. The VirtuAlarm transmitter focuses on Contact ID alarm panels for business monitoring. Decide how you want to be notified during an emergency. Some buyers prefer text messages, while others want immediate phone calls. Check the attributes section for alert specifics.
-
Assess storage and privacy
Local storage keeps your data private and avoids monthly fees. The eufy HomeBase Pro S1 and the eufy 7-Piece System offer local storage options. This means your video footage stays on your device, not in the cloud. This is ideal for users who prioritize data privacy. The Resideo and EYEZON modules do not mention storage, as they are primarily alarm transmitters. If you need video recording alongside cellular alerts, choose a complete system like the eufy options. Verify if the device supports local storage in the specs.
Frequently asked questions
Are these 4G LTE systems standalone cameras?
Most listed devices are add-on cellular modules rather than standalone cameras. For example, the EYEZON Sidekick and Resideo LTEM-PV are designed to work with existing control panels like EnvisaLink 4 or Vista systems. You need a unit that fits your current hardware. Only the PGST A02F and eufy 7-Piece System offer more complete sensor packages, but they still rely on cellular connectivity for alerts rather than being fully independent video cameras.
Do 4G LTE security systems require monthly fees?
Many users choose these systems to avoid recurring monthly costs associated with professional monitoring. The eufy 7-Piece 4G LTE System explicitly offers local storage to help users avoid monthly fees while ensuring continuous recording during outages. However, cellular connectivity itself may require a data plan from your carrier. You should verify if your chosen module includes a built-in SIM card or if you need to supply your own data subscription for the LTE connection to function.
Can I use a cellular module with any alarm panel?
No, compatibility is specific to certain hardware brands and models. The EYEZON Sidekick is designed specifically for EnvisaLink 4 users. The Resideo LTEM-PV fits Vista panels or compatible control panels. The Arlo backup box works with the compatible Keypad Sensor Hub. You must ensure the cellular unit works with your existing hardware before purchasing. Using an incompatible module will not provide the necessary backup connectivity for your system.
What is the smallest 4G LTE transmitter available?
The VirtuAlarm Universal Alarm Transmitter is the smallest option, measuring just 2 by 1 by 3 inches. It is designed for businesses relying on Contact ID alarm panels. Its compact size allows for discreet installation behind panels or in tight spaces. This makes it ideal for users who need a simple, compact add-on to ensure monitoring signals survive network outages without taking up significant space in their equipment setup.
Do these systems include battery backup?
Several listed devices include battery-powered features to maintain operation during power outages. The Arlo Cellular & Battery Backup Box provides both cellular and battery backup for Arlo users. The eufy HomeBase Pro S1 and the eufy 7-Piece System are also battery powered. This ensures your system remains active even if the main power fails. You should check the power source specifications for each module to confirm it includes an internal battery for redundancy.
How do I get alerts from a 4G system?
Alerts are sent directly through the cellular network via SMS or phone calls. The PGST 4G LTE Home Alarm System delivers direct cellular phone calls and SMS alerts through Tuya-compatible hardware. This allows property owners to monitor doors without standard Wi-Fi. You receive rapid notifications when sensors trigger, ensuring you are informed of any intrusion or emergency event regardless of your internet connection status.
Is local storage available with 4G LTE systems?
Yes, several options prioritize local storage for data privacy and reliability. The eufy HomeBase Pro S1 and the eufy 7-Piece 4G LTE System offer local storage capabilities. This fits users who prioritize data privacy and want to avoid relying on cloud servers. Local storage ensures your footage is saved even if the cellular connection is temporarily interrupted. You retain control over your video data without needing an active internet connection for immediate recording.