Access control

Smarter entry solutions for a safer, more efficient site

Protect essential assets with smart IoT monitoring solutions designed for safety, security, and operational continuity.

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  • Universal retrofit

    Works with existing gates, barriers, doors and intercoms (NO/NC relays, Wiegand, dry-contact). Upgrade without rip-and-replace.

  • Multiple access methods

    PIN keypad, QR codes, ANPR, “free-call” from phone, plus Apple CarPlay & Android Auto. Mix and match per site or user group.

  • Cloud management

    Grant/revoke access, set schedules and visitor passes in WebAlarm™. Real-time events with searchable audit logs and exports.

  • API integrations

    Sync users and bookings via REST API/webhooks for automated access control across car parks and buildings.

Flexible access methods that fit your site

ControlFreq gives you multiple, mix-and-match ways to control entry across car parks, vehicle gates and building doors. Deploy ANPR, QR / Passkey, PIN/keypad, RFID & long-range vehicle tags, or intercom for assisted entry—then manage them all from one place.

Because everything is controller-agnostic and retrofit-ready, you can modernise existing barriers, gates and doors without a rip-and-replace project. Add new entry points, users and schedules in minutes, and keep a full audit trail of who went where, and when.

Instant alerts when it matters

Stay ahead of issues with real-time notifications for access events and exceptions. Get alerted to granted/denied access, forced door, gate left open, tamper, power/battery status, and controller faults—before they turn into downtime.

Choose the channels that work for your team: SMS, email, push, voice calls or integrations with tools like Teams/Slack via. Use escalation rules and time-of-day policies so the right people are notified first time, every time.

Plug-in alerts: Teams, Slack, Telegram

Cloud-based control with 24/7 visibility

With WebAlarm™ Cloud, you can view and manage every entry point across one or many sites—remotely and securely. See live status for car-park lanes, vehicle gates and doors, apply role-based permissions, and make changes instantly without a site visit.

Access comprehensive reporting and event history for audits and compliance, and use APIs to connect with booking platforms or third-party systems. Multi-network 4G/5G connectivity keeps everything online, giving you continuous oversight from anywhere.

Access methods

Gain complete visibility and control of your critical systems with real-time remote monitoring. Stay informed with instant alerts, proactive fault detection, and cloud-based reporting—all designed to maximise uptime, ensure safety, and reduce operational risks.

  • Car Park Access

    Car Park Access

    Manage vehicle entry with intelligent, automated access control. Real-time monitoring and remote control ensure secure and efficient car park operations.

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  • Commercial Gate access

    Commercial Gate Access

    Protect your site with advanced gate access solutions. Enable controlled entry and receive instant notifications for improved perimeter security.

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  • Commercial Door Access

    Commercial Door Access

    Secure access to your building with smart door control. Track events and manage permissions remotely to maintain security and compliance.

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Take control of your access points

Improve security and manage entry points with ease. Our IoT-enabled access control solutions give you real-time visibility, instant alerts, and remote management for car parks, gates, and commercial doors—all designed to enhance safety, reduce risks, and streamline operations.

  • QR Codes

    QR Codes

    Scan a QR code on-site to launch on-demand booking, payment and access by phone—no app or credentials required, enabling a fast, secure and seamless user experience. Passkey also available.

  • ANPR

    ANPR

    Automatically recognise and grant access to authorised vehicles using license plate recognition—ideal for frictionless entry to gated or open pay-on-exit locations.

  • PIN Code

    PIN Code

    Enter a secure PIN code provided after confirmation of the parking space booking process.

  • Long-range Vehicle ID

    Long-range Vehicle ID

    Automatically detect authorised vehicles with a long-range ID (windscreen token) for frictionless hands free access. Ideal for permanent tenants and residents.

  • Intercom

    Intercom

    Pre-screen visitor access with the ControlFreq 4G-VoLTE digital audio intercom, allowing secure, two-way communication before granting access.

Why choose our remote monitoring solutions

Stay informed and in control with real-time monitoring, instant alerts, and seamless system integration to protect your critical infrastructure around the clock.

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Instant Alerts

Receive real-time notifications for critical events to prevent costly downtime.

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24/7 Visibility

Monitor key systems around the clock with live status updates from any location.

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Cloud-Based Control

Secure, centralised platform for managing all monitoring systems remotely.

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Customisable Setup

Flexible configurations tailored to your operational and safety requirements.

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Compliance Ready

Designed to meet stringent compliance standards for safety and security.

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Cost Efficiency

Prevent damage, reduce downtime, and save on operational costs through proactive monitoring.

Industrial-grade access hardware

Retrofit-ready keypads, readers, ANPR, relay controllers and 4G/5G gateways that drop into your existing barriers, gates and doors—no rip-and-replace. Built for reliability and security, our hardware is cloud-managed, controller-agnostic and scalable from a single entrance to multi-site estates, with options for battery backup, weatherproof enclosures and encrypted communications.

  • ControlFreq ALPHAHUB-1 | 4G VoLTE Access Control System | 1 door

    ControlFreq ALPHAHUB-1 | 4G VoLTE Access Control System | 1 door

    The Access Control System (1 door) ensures secure single-door entry management. Supporting up to 1,000 users with cloud user management, this system is perfect for businesses or residences.

  • ControlFreq ALPHAHUB-2 | 4G VoLTE Access Control System | 2 door

    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. It features an inbuilt 24/7/365 time clock with comprehensive event logging for enhanced security oversight, ensuring a full audit trail.

  • CUSTOM1-4G | 4G-VoLTE GSM Intercom | 1-way

    GSM Intercom | 1-way | ControlFreq

    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.

  • 4G-VoLTE Audio Keypad GSM Intercom | 1-way

    GSM Intercom with keypad | 1-way | ControlFreq

    This advanced 4G-VoLTE Audio Keypad Intercom instantly calls mobiles and landlines for seamless communication.

  • 4G-VoLTE Keypad Access GSM Intercom | 2 door

    GSM Intercom with keypad access | 2 door | ControlFreq

    Featuring dual call buttons for communication with two separate properties, the 4G-VoLTE Keypad Access Intercom calls up to five phone numbers per button for reliable connectivity.

  • 4G-VoLTE Multiway Keypad GSM Intercom | 200 way

    GSM Intercom with multiway keypad | 200 way | ControlFreq

    This robust 4G-VoLTE Multiway Keypad Intercom | 200 way calls up to 200 properties via keypad dialling, allowing seamless communication.

  • K200 Alpha | 4G VoLTE Car Park Access GSM Intercom

    GSM Intercom for Car Park Access | ControlFreq

    This 4G Car Park Access Intercom ensures clear, reliable communication for user assistance and support. It supports PIN codes, QR codes, Caller-ID, ANPR*, and long-range RFID* for versatile entry management, catering to diverse user needs.

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ControlFreq has been instrumental in helping us unlock the revenue potential of parking spaces large and small across the UK. It's been a pleasure to work with them for so many years.
JustPark logo
Anthony Eskinazi
Founder & CEO, JustPark

Speak to a access control expert

Get expert guidance on implementing smarter access control solutions tailored to your needs. Our specialists ensure secure, compliant, and efficient systems to keep your access methods running without disruption.

Frequently asked questions

  • Remote monitoring uses IoT technology to track critical systems in real time, providing instant alerts and actionable insights. It reduces downtime, prevents costly failures, and improves operational safety.

  • Our solutions can monitor:

    • Fire alarms and fire risk detection

    • Intruder and alarm panels

    • Mains power supply and failures

    • Water leak detection

    • Critical machinery and equipment

    • Thermal CCTV for early fire risk detection

  • Alerts are sent in real-time through SMS, email, or via our WebAlarm Cloud platform, ensuring you stay informed instantly, wherever you are.

  • Yes. Our hardware and IoT solutions are designed for easy integration with most existing alarm panels, control systems, and infrastructure, reducing the need for expensive upgrades.

  • Yes. Our WebAlarm Cloud platform provides centralised control, allowing you to monitor, manage, and even reset systems securely from any device with an internet connection.

  • Absolutely. All data transmission is encrypted, and the platform follows strict compliance with industry security standards to protect your assets.

  • Item descriptionOur monitoring devices support multi-network IoT SIM connectivity with failover, ensuring continuous operation even during primary network or power outages.