IoT control for critical infrastructure
Gain total control of remote operations with reliable IoT solutions built for critical infrastructure. ControlFreq delivers tailored systems for monitoring, communication, and cloud control—maximising safety, security, and uptime. Backed by expert support.
IoT Solutions
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![Laptop on a wooden surface displaying a map of London and surrounding areas with mountains in the background.]()
WebAlarm™ | Cloud-based Monitoring & Notifications
Monitor critical systems in real time with WebAlarm™, a Cloud-based solution for alarms and risk mitigation.
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![Infrared image of a building courtyard showing warm and cold areas with a person standing near the center.]()
Early Detection of Fire Risk with Thermal CCTV Monitoring
Realtime visibility of fire risk events, cloud logging, mains isolation and instant alerts using thermal CCTV monitoring.
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![Electrical circuit breaker panel with multiple switches and wiring.]()
Mains Power Fail & Restore Detection
Real-time notification of power fail & restore to maximise operational continuity and minimise disruption.
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![Large industrial yellow machine with black fan and protective grille, pipes, and control switches in the workshop.]()
Critical Machinery Failure Detection & Remote Control
Stay informed with real-time fault detection, instant alerts, and remote machinery control to minimise downtime.
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![Close-up of an outdoor water pipe connected to a flexible blue hose, with water flowing out, installed inside a trench with dirt and soil around.]()
Proactive Water Leak Monitoring & Instant Notifications
Be notified of water leak events in real-time to prevent financial loss and property damage.
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![Close-up of a landline office phone with a blue display screen, showing numbered buttons and a numeric keypad.]()
Alarm Signal Monitoring Upgrades
Replace BT landlines with instant alarm communications over 4G. Real-time alarm panel notifications by phone, email & ARC.
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![A beige landline telephone with a coiled cord on a wooden desk.]()
PSTN Landline Alternative Systems to Upgrade
Replace BT landlines with reliable 4G-VoLTE voice communicators including auto-switch, multi-network redundancy.
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![Fire safety equipment including a fire alarm control panel, an emergency alarm, a fire safety log book, and fire alarm system components mounted on a wall in a medical facility or public building.]()
Fire Alarm Signalling & Real-time Panel Fault Notifications
Upgrade obscelete alarm monitoring systems with real-time visibility, instant alerts, and 3rd-party ARC integration.
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![Close-up of a SIM card being inserted into a green SIM card tray.]()
EvolveSIM™ | Monitored SIM Cards for Reliable IoT Connectivity
Robust multi-network contract SIM cards for monitored, uninterrupted connectivity for critical IoT applications.
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![Automated parking garage entrance with a barrier arm and gate control system. The scene shows a paved driveway leading under an overpass, with a barrier arm in the lowered position blocking vehicle entry. The area is well-lit with fluorescent lights, and there are glass windows on the right side.]()
Access Control for Self-managed Car Parks & Pre-book Parking Operators
ControlFreq modernise car park access to maximise revenue & streamline operations incl. booking, access control & payments.
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![A white help point station with a green emergency button and a blue information button, situated outdoors against a background of buildings and a blue cloudy sky.]()
Emergency & Help point 4G-VoLTE Audio Upgrades
As PSTN fades, upgrading to 4G-VoLTE ensures reliable audio communication when every second counts.
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![Close-up of a silver emergency button with a red indicator light, labeled 'IN EMERGENCY PUSH' on a metallic panel.]()
Emergency Lift Phone Communications & Monitoring
Reliable, multi-network, 4G-VoLTE digital audio communications sytems to upgrade legacy BT landline systems.
Real world success
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![JustPark – Parking App Operator]()
JustPark – Parking App Operator
JustPark partners with ControlFreq for API-integrated access control in car parks across the UK.
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![Aerial view of an industrial area with warehouses, train tracks, and parking lots]()
How Car Giant reduced false alarms with WebAlarm™
Car Giant partners with ControlFreq to improve fire alarm monitoring and site safety.
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![Morrisons Enhances CX with Taxi Freephone]()
Morrisons Enhances CX with Taxi Freephone
Morrisons partnered with ControlFreq to manufacture & supply custom-branded taxi freephones.
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![APCOA Parking]()
Apcoa Parking streamlines access with ControlFreq API
APCOA Parking partners with ControlFreq for API-managed access control, enhancing security and parking efficiency.
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![Counter Terrorism Policing]()
Counter Terrorism Policing
ERSOU improves operational efficiency with ControlFreq’s secure remote monitoring system for confidential operations.
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![Parking lot outside a hospital with the NHS logo overlaid.]()
Securing NHS staff car park with intelligent access control
The NHS secured its staff car park with ControlFreq’s access control, eliminating PIN code sharing
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Shop hardware
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![4G VoLTE Access Control System]()
ControlFreq ALPHAHUB-2 | 4G VoLTE Access Control System | 2 door
The 4G Access Control System | 2 door supports flexible entry and exit control for two doors, managing up to 1,000 users with time, day, and date restrictions via web, app, or API.
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![Universal 4G VoLTE Alarm Communicator]()
Universal 4G VoLTE Alarm Communicator | AlertCom Pro
The Universal 4G Alarm Communicator ensures your security system stays connected with fast, reliable 4G cellular technology. Perfect for businesses, industrial sites, and remote properties, this device keeps your alarms active even during power outages or landline failures.
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![4G-VoLTE GSM Intercom]()
ControlFreq CUSTOM1-4G | 4G-VoLTE GSM Intercom | 1-way
This advanced system offers instant mobile and landline access calls, allowing seamless communication. It features remote door/gate release via phone, enabling convenient access control from anywhere.
Industry insights
Preparing for the UK PSTN Switch-Off: What you need to know
The UK’s ageing landline network is being phased out. With millions of PSTN lines still live, now’s the time to prepare. This guide explains what the shutdown means, who’s affected, and how to upgrade without replacing existing systems.
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![Preventing aviation fires: How Thermal CCTV Monitoring can safeguard UK aviation businesses]()
Preventing aviation fires: How Thermal CCTV Monitoring can safeguard UK aviation businesses
Discover how ControlFreq’s thermal CCTV monitoring solution can detect fire risks early and protect aviation
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![GSM Intercom Benefits: Enhancing Communication and Security with 4G VoLTE]()
GSM Intercom Benefits: Enhancing Communication and Security with 4G VoLTE
4G GSM intercoms provide secure, wireless access control with remote management and future-proof connectivity for
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![The advantages of 4G VoLTE for modern communication systems]()
The advantages of 4G VoLTE for modern communication systems
4G VoLTE ensures superior call quality, faster connections, and future-proof reliability.
