N.S.L Security Systems Ltd – Warranty & Call-Out Charges
At N.S.L Security Systems Ltd, we provide clear and transparent information on our warranty coverage and call-out charges, ensuring you understand exactly what to expect across Leeds and West Yorkshire.
Service Warranty and Call-Out Charges
The information below outlines how our warranty and call-out services operate, including what is covered and any applicable charges.
Warranty Terms
A standard call-out fee applies to all visits, including hardware replacement within the warranty period.
If a fault occurs within the warranty period, replacement parts will be provided free of charge; however, the call-out fee will still apply.
If the warranty period has expired, replacement parts will be charged at cost.
The warranty is void if damage is caused by misuse, third parties, accidents, general wear and tear, tampering, or unauthorised modifications.
Warranty Periods
The following warranty periods apply to the products we supply and install:
Ajax: 2 Years
Toshiba: 2 Years
Seagate: 2 Years
Additional Information
All hardware is sourced directly from authorised UK Ajax distributors, ensuring authenticity, reliability, and full manufacturer warranty support.
Standard Call-Out Fee
For existing customers within our standard service area (Leeds and West Yorkshire), the call-out charge starts from £95.00. This includes travel, the visit, assessment, and minor adjustments or basic troubleshooting carried out during the visit.
Additional Charges
The following additional charges may apply depending on the service required:
Additional charges may apply for replacement parts or materials.
Further work beyond the initial call-out may incur additional costs, which will always be discussed beforehand.
Extended time spent on-site may also result in additional charges.
For locations outside our standard Leeds and West Yorkshire service area, additional charges will apply to cover travel and time, starting from £199.99.
Service Hours
Call-outs and support are available during office hours, Monday to Sunday, 8am–8pm. Requests outside of these hours may incur an additional charge.
Additional Information
All hardware supplied is sourced from authorised UK Ajax distributors to ensure quality, reliability, and full warranty support.
All hardware is pre-configured prior to installation to ensure a smooth and efficient setup on site.
This ensures your system is installed efficiently and operates reliably from day one.
Important Notice
Customers must not attempt to open, modify, or replace batteries in Ajax devices themselves or through third parties. Doing so will void the warranty and may cause damage or system malfunction.
All maintenance and battery replacements must be carried out by authorised professionals to ensure safety, reliability, and continued system performance.
N.S.L Security Systems Ltd is not liable for issues caused by unauthorised alterations or third-party interference.
In some cases, it may be necessary to contact Ajax support directly. Resolution times may vary depending on the nature of the issue. As this process is managed by Ajax, we are not responsible for any delays or outcomes that are outside of our direct control.
Further Information
For full details, please refer to our Terms & Conditions page.
For further assistance or any additional questions, please don’t hesitate to contact us.

