N.S.L Security Systems Ltd Services
Discover the comprehensive range of services offered by N.S.L Security Systems Ltd.
Ajax CCTV
Ajax Doorbell
Ajax Intruder Alarm
Ajax Fire Detection
Ajax Security Lighting
Ajax Perimeter Protection
Ajax Fogging System
Ajax Beam Detection
Ajax Lockdown System
Ajax Smart Automation
Ajax Water Leak Detection
Ajax Secure Storage Solutions
Ajax Security Services: Professional Solutions for Total Protection
Ajax CCTV
Ajax Video Surveillance

The wired IP cameras use artificial intelligence (AI) for object recognition. Its algorithms can identify moving objects, distinguishing between humans, animals, or vehicles.
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Ajax Doorbell
Ajax Video Doorbell

Ajax Doorbell combines the convenience of a smart doorbell with high-end security and video surveillance. When someone rings the doorbell, the user talks to the visitor straight away, with no lags or delays.
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Ajax Intruder Alarm
Ajax Security Alarm System

Our Ajax Wireless Intruder Alarm System is designed to safeguard commercial and residential properties of any size. Recognised as the most highly awarded wireless security system in Europe. Experience the next generation of security systems.
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Ajax Fire Detection
Ajax Residential Fire Detection

The Ajax Fire product line introduces a new level of fire safety technology, meeting the highest industry standards. The range includes a variety of wireless fire detectors with different sensor types and battery options, designed to meet a wide range of requirements across various markets.
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Ajax Security Lighting
Ajax Outdoor Lighting

With the Ajax app, you can control your lighting from anywhere in the world, offering convenience and peace of mind. Set a schedule to automatically turn lights on at night and off in the morning, and configure motion detectors to trigger lights instantly upon detecting an intruder for enhanced security.
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Ajax Perimeter Protection
Ajax Outdoor Perimeter Protection
Ajax Outdoor Security Solutions embody reliability, versatility, and high performance, giving you the confidence to protect your property effectively. Whether it’s your home, office, or commercial establishment, Ajax’s cutting-edge outdoor security offerings provide peace of mind and robust protection against potential threats.
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Ajax Fogging System
Ajax Fogging System with UF FOG
Ajax alarms provide reliable detection and instant alerts. By adding a UR FOG security fogging system, you take protection to the next level, stopping intruders in their tracks. In the event of a break‑in, the system fills the area with a dense, safe fog that obscures visibility within seconds, forcing intruders to leave immediately.
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Ajax Beam Detection
Ajax Beam Detection System
Our Ajax Beam Detection system uses high-performance infrared beams to monitor driveways, entrances, and key access points, offering dual functionality for both security and convenience. When armed, the beams act as part of your intruder alarm system, triggering an immediate alert if crossed. When disarmed, they provide an entry or exit chime, notifying you when someone passes.
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Ajax Lockdown System
Ajax Lockdown Security System
At N.S.L Security Systems Ltd, we understand the urgent need to protect communities from the increasing risks of knife crime and terrorism in public spaces. Our commitment is to provide effective security solutions that safeguard people and property by delivering swift and decisive responses during emergencies in the following settings: schools, retail stores, places of worship, large residential houses, commercial premises, and flats.
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Ajax Smart Automation
Ajax Wireless Smart Home Automation
Ajax smart plug with an energy monitor. It is designed as a British-type plug adapter for indoor use. It is equipped with three types of protection: voltage, current, and temperature. Use scenarios to automate security, for example, by setting the lights, TV, and audio system in a private house to turn on by schedule. That way, a house won’t seem empty and attract the attention of burglars while users will be on vacation.
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Ajax Water Leak Detection
Ajax Wireless Water Leak Detection
Baseline product line comprises devices to protect residential and commercial properties from water leaks. Cutting-edge hardware and software engineering allowed us to implement advanced capabilities with significant autonomy in the compact size of our wireless water leak detection and prevention devices.
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Ajax Secure Storage Solutions
Ajax Secure Storage Cases
Whether you’re looking for a simple or complex storage setup, our Ajax cases and data racks can accommodate your needs, providing peace of mind for your network infrastructure. Securely store your Ajax CCTV NVR and PoE switches with our high-quality, purpose-built cases and data racks.
Service Warranty and Call-Out Charges
We provide warranty periods for all our services and products. Customers must notify us immediately if a fault occurs. Any hardware issues identified within the warranty period will be replaced free of charge.
Please note the following terms regarding our warranty and call-out service:
A standard call-out fee applies to all call-outs, including hardware replacement within the warranty period.
The warranty is void if the fault or damage is caused by user actions, third parties, accidents, general wear and tear, acts of God, tampering, or misuse.
If the issue occurs within the warranty period, replacement parts will be provided free of charge, but the standard call-out charge will still apply.
If the warranty period has expired, replacement parts will be charged at cost.
Warranty Periods
Ajax: 2 Years Warranty
Hikvision: 3 Years Warranty
Toshiba: 2 Years Warranty
Seagate: 2 Years Warranty
Standard Call-Out Fee
For our existing customers, the standard call-out charge is a minimum of £95.00. This fee includes travel, the visit, assessment, and any minor adjustments or basic troubleshooting performed during the call-out.
Please note:
Additional charges may apply for replacement parts or materials.
Further work beyond the initial call-out may incur extra costs, which will be discussed with you beforehand.
Extended time spent on-site, if required, may also incur additional charges.
If you are located outside our standard service area, additional charges will apply to cover travel and time. This fee includes travel, the visit, assessment, and any minor adjustments or basic troubleshooting carried out during the call-out. These costs start from £199.99, will be discussed with you beforehand, and are also outlined in the quotation document under the Service Warranty and Call-Out Charges section.
Service Hours
Call-outs and support calls are available during office hours, Monday to Sunday, 8am–8pm. Call-outs or support requested outside of these hours may incur an additional charge.
Additional Information
All hardware supplied is sourced exclusively from authorised UK distributors to ensure quality and reliability.
Important Note
We strongly advise customers not to attempt to open or replace the product’s batteries themselves or through a third party. Doing so will immediately void the warranty, may cause irreversible damage to the device, and could compromise the system’s functionality. This includes any tampering, modifications, or unauthorised changes made to the system.
N.S.L Security Systems Ltd is not liable for any disruptions, malfunctions, or damages resulting from unauthorised alterations. For safety, reliability, and to maintain warranty compliance, battery replacement and system maintenance must be carried out exclusively by authorised professionals.
To ensure the safety and functionality of your device, we highly recommend using only N.S.L Security Systems Ltd for battery replacements. Our Certified Ajax Specialists are trained to handle your equipment with the utmost care, providing you with complete peace of mind.
Any issues or faults raised directly with Ajax support may take more than 48 hours to resolve, depending on the nature and complexity of the issue. Ajax will carry out their own investigation and resolution process. N.S.L Security Systems Ltd shall not be held liable for any delays incurred during this investigation period or for any issues resulting from actions taken independently by the customer when liaising directly with Ajax.
We are dedicated to providing high-quality security solutions tailored to your needs. With expertise in Ajax security systems, we ensure every installation is reliable, effective, and professionally executed. Customer satisfaction and safety are our top priorities.
Ajax Security System Installation and Management by N.S.L Security Systems Ltd
At N.S.L Security Systems Ltd, we prioritise the security and reliability of your Ajax systems. In line with our standard practice, users are granted standard access to the security systems to ensure ease of use while maintaining system integrity.
It is important to note that administrative access to critical Ajax system settings is not provided. This measure is designed to prevent unauthorised modifications or errors that could compromise the functionality of the system. By restricting access to these sensitive settings, we ensure your security system operates at the highest standards of safety and reliability.
As an authorised Ajax PRO Systems Installation company, N.S.L Security Systems Ltd takes full responsibility for ensuring compliance with industry standards and guarantees the quality of your security system.
Ajax is a professional-grade intruder alarm system, certified with a Grade 2 rating or higher. Specifically designed for professional installation, it is not suitable for DIY setup. To ensure optimal performance and compliance with industry standards, system configuration must be carried out exclusively by an authorised PRO Ajax company and accredited professionals approved by Ajax.
N.S.L Security Systems Ltd is an official Ajax partner, having successfully completed all relevant courses and testing at Ajax Academy. We hold valid certifications, reflecting our expertise and commitment to delivering installations of the highest standard, fully aligned with Ajax’s professional requirements.
We only supply and install Ajax hardware that we provide ourselves; we do not install equipment purchased independently by customers. This policy ensures the integrity, reliability, and full functionality of your security system.
We take pride in offering only genuine products sourced directly from official, authorised UK Ajax distributors, which also guarantees full warranty support directly from Ajax. By supplying the hardware ourselves, we ensure all devices feature the latest production dates and are installed with factory-default firmware. Furthermore, we exclusively install the higher-grade intruder alarm product lines, the Ajax Superior and Ajax Fibra ranges.

For further assistance or any additional questions, please don’t hesitate to contact us.
Hikvision CCTV
Hikvision Wired Video Surveillance
These cameras pro-actively deter intruders with white lights and audio warnings, and come with 24/7 colourful imaging that focuses on humans and vehicles. Two-way audio is also available via Hik-Connect, to welcome visitors or warn off intruders.
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