| Brand | MERSEN |
|---|---|
| MPN | ST4803PD |
Check the listing for details. Mersen ST4803PD Surge Protective Device FNOB. Condition: New – Open box. Listed at 70.20 USD. Manufacturer Part Number: ST4803PD. Surge-Trap Surge Protective Device is a no-fuse surge suppressor. The Surge-Trap is a UL 1449 Third Edition compliant modular style surge protective device that is DIN-rail mountable featuring a fail-safe self-protected design, visual indicator and a small footprint.