Greenlee DigAlert Test Telephones

Greenlee DigAlert Test Telephones logo

3 Products found starting at £121.69 exc. VAT.
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  1. Field telephones designed to prevent network intervention
    • Built in ADSL filter
    • Voltage service protection
    • Banana plugs with crocodile clip adaptors
    • Nautilus 350 & 361 models have added benefit of digital signal detection override
    • Nautilus 361 offers the latest in data protection, allowing technicians to test the POTS service on a live ADSL line without fear of bringing down the data service