IoT SIM Cards.

Multi-network connectivity built for devices, not phones.

Consumer SIMs weren't designed for IoT. They lock you to a single network, can't survive extreme temperatures, and offer no remote management. Our IoT SIM cards — also known as M2M SIMs or data SIMs — connect to multiple UK networks automatically, come in industrial-grade form factors, and give you full lifecycle control from a single management platform.

Image coming soon

Multi-network Industrial-grade Flexible data Full management

The Challenge

Why consumer SIMs fail in IoT deployments.

Standard mobile SIMs are designed for phones in pockets, not devices in the field. When businesses deploy consumer SIMs in IoT hardware, they hit problems that purpose-built M2M data SIMs are specifically engineered to solve.

01

Single-network dead zones

Consumer SIMs lock to one network. If that network has poor coverage at your device location — a rural field, an underground car park, a warehouse — your device goes offline. No fallback, no failover.

02

No remote management

With consumer SIMs, there is no way to monitor data usage, change tariffs, suspend, or reactivate SIMs remotely. Every change requires physical access to the device or a phone call to a consumer helpdesk.

03

Hardware not built for devices

Standard SIMs are designed for the controlled environment inside a smartphone. They are not rated for the vibration, temperature extremes, or humidity that IoT devices routinely encounter.

04

Data pooling complexity

Consumer contracts assign data to individual SIMs. With hundreds or thousands of devices using varying amounts of data, managing individual allowances is impractical and expensive.

05

No fixed IP or private APN

IoT devices often need static IP addresses for server communication and private APNs for security. Consumer SIMs offer neither, forcing workarounds that add cost and complexity.

06

Security vulnerabilities

Consumer SIMs connect to the public internet with no isolation. IoT deployments handling sensitive data — healthcare, payments, utilities — need private network segregation and IMEI locking.

07

Contract inflexibility

Consumer contracts are designed for 12–24 month phone upgrades. IoT deployments need SIMs that can be activated, suspended, and decommissioned on demand as devices are deployed and retired.

08

No lifecycle management

Consumer providers have no concept of device lifecycle. IoT deployments need provisioning at scale, real-time monitoring, automated alerts, and bulk management across thousands of SIMs.

SIM Capabilities

Purpose-built for machine-to-machine connectivity.

Our IoT and M2M data SIMs are engineered from the ground up for unattended devices operating in challenging environments.

Multi-Network Coverage

SIMs connect to multiple UK mobile networks automatically, selecting the strongest available signal. If one network drops, the SIM switches seamlessly to another. No single point of failure, no coverage gaps.

Automatic network failover

Industrial-Grade Hardware

Available in standard, industrial, and chip form factors rated for extreme temperatures (-40°C to +105°C), high vibration, and moisture. Designed for a 10+ year operational lifespan in harsh environments.

Rated -40°C to +105°C

Flexible Data Plans

Pool data across your entire SIM estate instead of managing individual allowances. Scale from kilobytes for sensor telemetry to gigabytes for video streaming. Activate, suspend, and decommission SIMs on demand.

Shared data pooling

Use Cases

Connectivity for every deployment.

From vehicles on the road to sensors in the ground, our IoT data SIMs provide reliable M2M connectivity wherever your devices operate.

Fleet Management

Real-time GPS tracking, driver behaviour monitoring, route optimisation, and vehicle diagnostics. Multi-network coverage ensures connectivity across urban and rural routes.

Asset Tracking

Track high-value assets, containers, equipment, and inventory in real time. Low-power SIMs with extended battery life for devices that report location periodically without mains power.

Smart Metering

Automated meter reading for electricity, gas, and water utilities. NB-IoT and LTE-M connectivity for deep indoor coverage in meter cupboards and basements where standard signals struggle.

Healthcare IoT

Remote patient monitoring, connected medical devices, and telehealth equipment. Private APN and encrypted connectivity for NHS and healthcare data compliance requirements.

EV Charging

Payment processing, usage monitoring, and remote diagnostics for EV charging stations. Multi-network failover ensures chargers stay online even in areas with patchy single-network coverage.

Industrial Automation

SCADA systems, PLC connectivity, environmental monitoring, and predictive maintenance. Industrial-grade SIMs rated for extreme temperatures and vibration in manufacturing environments.

Connectivity Standards

Every generation of mobile connectivity.

Different IoT applications have different bandwidth, power, and coverage requirements. Our SIMs support the full range of cellular standards, from legacy 2G for simple telemetry to LTE-M and NB-IoT for low-power wide-area deployments.

2G/GPRS — Legacy telemetry and basic data transmission
3G/UMTS — Moderate bandwidth for established IoT devices
4G/LTE — High-speed data for video, firmware updates, and rich applications
LTE-M — Low-power wide-area for battery-operated mobile devices
NB-IoT — Ultra-low power for static sensors with deep indoor coverage

Image coming soon

Form Factors

The right SIM for every device.

Available in every standard form factor plus embedded options for permanent installations. All IoT and M2M SIM form factors support multi-network connectivity and remote management.

Mini SIM (2FF)

25mm × 15mm

The standard data SIM card format. Compatible with older IoT hardware, industrial routers, and legacy M2M devices. Widely supported across all device manufacturers.

Micro SIM (3FF)

15mm × 12mm

Smaller form factor used in newer IoT gateways, trackers, and connected devices. The most common format for current-generation IoT hardware.

Nano SIM (4FF)

12.3mm × 8.8mm

The smallest removable SIM format. Used in compact IoT devices, wearables, and space-constrained hardware where every millimetre matters.

eSIM / eUICC

Soldered chip

Embedded SIM soldered directly to the device circuit board. No physical slot needed, tamper-resistant, and remotely reprogrammable. Ideal for sealed or ruggedised devices.

Management Platform

Complete visibility and control.

01

Real-time monitoring

Track data usage, signal strength, network attachment, and connection status across your entire SIM estate from a single dashboard. Identify issues before they become outages.

02

Lifecycle management

Activate, suspend, resume, and decommission SIMs remotely. No phone calls, no physical access required. Manage individual SIMs or apply changes in bulk across thousands of devices.

03

Automated alerts

Set thresholds for data usage, connection loss, and anomalous behaviour. Receive alerts by email or webhook when devices go offline, exceed data limits, or show signs of compromise.

04

API integration

Integrate SIM management directly into your existing systems. Programmatically provision SIMs, query usage data, and automate lifecycle events through our REST API.

05

Bulk provisioning

Deploy hundreds or thousands of SIMs simultaneously. Upload SIM batches, assign data plans, configure APNs, and activate entire fleets in a single operation.

Ready to connect your devices?

Tell us about your IoT or M2M deployment — number of devices, data requirements, and operating environment — and we'll recommend the right data SIM solution.

explore sms api

UK-based support. 01142 945 993. hello@faretext.co.uk

Security & Compliance

Enterprise-grade security for every connection.

Private APN

Segregate your IoT traffic from the public internet with a dedicated Access Point Name. Your devices communicate through a private tunnel, invisible to external threats.

Fixed IP Addresses

Assign static IP addresses to individual SIMs for reliable server-to-device communication. Essential for remote access, VPN tunnels, and firewall whitelisting.

IMEI Locking

Lock SIMs to specific device hardware identifiers. If a SIM is removed and placed in an unauthorised device, connectivity is automatically blocked.

GDPR Compliance

Full data processing controls and audit trails. All management platform activity is logged, and data residency options are available for regulated industries.

Encrypted Connectivity

Data transmitted over private APN connections is encrypted end-to-end. Additional VPN and IPsec tunnel options available for the most sensitive deployments.

Anomaly Detection

Automated monitoring detects unusual data patterns, unexpected network attachments, and potential SIM cloning or fraud attempts. Alerts trigger before damage occurs.

How It Works

From conversation to connected M2M devices.

01

Discuss your deployment

Tell us about your devices, operating environment, data requirements, and scale. We design a connectivity solution tailored to your specific deployment.

02

Configure and provision

We configure your SIMs with the right data plan, APN settings, network preferences, and security policies. SIMs arrive pre-configured and ready to deploy.

03

Deploy your devices

Insert the SIMs and power on. Devices connect automatically to the strongest available network. No manual network selection or APN configuration needed.

04

Monitor and manage

Track every SIM from the management platform. Monitor usage, manage lifecycles, receive alerts, and scale your deployment as your requirements grow.

FAQS

IoT SIM Cards FAQs.

An IoT SIM card (also called an M2M SIM) is a specialised SIM designed for machine-to-machine communication rather than phone calls and texts. Unlike consumer SIMs, IoT SIMs connect to multiple mobile networks automatically, come in industrial-grade form factors rated for extreme environments, and can be managed remotely at scale. They are used in devices like GPS trackers, smart meters, medical equipment, vending machines, and industrial sensors.
Regular SIMs lock to a single mobile network, are designed for the controlled environment inside a smartphone, and are managed through consumer accounts. IoT SIMs connect to multiple networks with automatic failover, are available in ruggedised form factors rated from -40°C to +105°C, support remote lifecycle management across thousands of SIMs, offer private APNs and fixed IP addresses, and allow data pooling across your entire SIM estate.
Multi-network SIMs can connect to more than one mobile network. If the primary network has weak signal or an outage at your device location, the SIM automatically switches to the next strongest available network. This is critical for IoT deployments where devices may be in locations with patchy single-network coverage — rural areas, underground, inside buildings, or in transit.
Our IoT SIMs support the full range of cellular standards: 2G/GPRS for basic telemetry, 3G/UMTS for moderate bandwidth, 4G/LTE for high-speed data, LTE-M for low-power mobile devices, and NB-IoT for ultra-low power static sensors with deep indoor coverage. The right choice depends on your device's data requirements, power constraints, and operating environment.
We supply Mini SIM (2FF), Micro SIM (3FF), Nano SIM (4FF), and embedded eSIM/eUICC options. Industrial-grade variants are available for all removable form factors, rated for extreme temperatures, vibration, and moisture. eSIMs are soldered directly to the circuit board and are ideal for sealed or ruggedised devices that need tamper resistance.
Yes. Shared data pooling lets you allocate a single data allowance across your entire SIM estate. Devices that use more data are balanced by those that use less, so you are not paying for unused individual allowances. This is far more cost-effective than individual data plans, especially for large deployments where device usage varies significantly.
A private APN (Access Point Name) creates a dedicated, isolated network path for your IoT devices. Instead of connecting through the public internet, your devices communicate through a private tunnel that is segregated from consumer traffic. This significantly reduces the attack surface and is essential for deployments handling sensitive data in healthcare, utilities, financial services, and critical infrastructure.
All SIMs are managed through our management platform, which provides real-time visibility of your entire estate. You can activate, suspend, resume, and decommission SIMs remotely, set data usage alerts, monitor signal strength and network attachment, and manage SIMs individually or in bulk. API access is available for integrating SIM management into your existing systems.
IoT SIMs are used across a wide range of industries: logistics and fleet management (GPS tracking, route optimisation), utilities (smart metering, remote monitoring), healthcare (patient monitoring, connected medical devices), automotive (EV charging, telematics), agriculture (soil sensors, livestock tracking), construction (equipment tracking, site monitoring), and manufacturing (SCADA, predictive maintenance).
They refer to the same type of product. "M2M SIM" (machine-to-machine) is the original industry term, "data SIM" describes the data-only connectivity, and "IoT SIM" reflects the broader Internet of Things ecosystem these SIMs now serve. Faretext uses "IoT SIM Cards" as the primary name, but all three terms describe the same multi-network, industrial-grade SIMs designed for devices rather than phones. Our Data SIMs Terms & Conditions apply to all IoT, M2M, and data SIM services.
Get in touch with our team to discuss your deployment requirements. We will recommend the right SIM form factor, data plan, connectivity standard, and security configuration for your specific use case. SIMs arrive pre-configured and ready to deploy — insert and power on.

All IoT SIM Card, M2M SIM, and Data SIM services are subject to our IoT SIMs Terms & Conditions.

Ready to connect your IoT devices?

Our team will help you choose the right SIM, data plan, and security configuration for your deployment.

UK-based support. 01142 945 993. hello@faretext.co.uk

We value your privacy

We use cookies to enhance your browsing experience, analyse site traffic, and serve personalised content. You can choose which categories of cookies you allow below. cookies | privacy | terms | anti-spam