| Product Name | Product Ref | Manufacturer | Specification Number | Specification Status | Registration Date | Certificate No | More |
|---|---|---|---|---|---|---|---|
| SRL Detector2 | SRL2 | SRL Traffic Systems | TOPAS 2504A | Superseded | 20/03/2015 | 2015/0046 | More Info |
| Vehicle Detector for use with Portable Traffic Signals | AGD308-1**-*** | AGD Systems | TOPAS 2504A | Superseded | 28/04/2015 | 2015/0055 | More Info |