[ SURGE PROTECTIVE DEVICE // IDENTIFIED MODEL ]
51120-1
Type 2, 120/240 V single-phase; 80 kA surge-current class per product literature. No outlets; load-center / service-panel connection. This record describes the named regional model only. Variants and accessories must be matched against the complete product label and manufacturer documentation.
ARCHIVAL IDENTIFICATION: Preserve the complete SKU, region, serial/date code, hardware/firmware revision, installed options and observed condition. Similar names do not establish electrical equivalence.
Exact model specifications
| Catalog category / topology | Surge protection devices — Surge protective device. |
|---|---|
| Electrical ratings | Type 2, 120/240 V single-phase; 80 kA surge-current class per product literature. |
| Receptacles / connectors | No outlets; load-center / service-panel connection. |
| Battery / replacement / hot-swap | Not applicable: this model has no battery or stored-energy backup. No battery/runtime; diagnostic LEDs, no network. Qualified electrician installation; follow panel compatibility and grounding/bonding instructions. |
| Runtime / operating conditions | No stored runtime. The product supplies only its stated surge suppression, metering, regulation, distribution or source-transfer function; continuity depends on upstream AC and connected equipment. |
| Network / monitoring interface | Local protection/ground status indicators and any listed USB/telephone options; no network monitoring unless the model note explicitly states otherwise. |
| Electrical compatibility | No battery/runtime; diagnostic LEDs, no network. Qualified electrician installation; follow panel compatibility and grounding/bonding instructions. |
| Warnings / revision controls | No battery/runtime; diagnostic LEDs, no network. Qualified electrician installation; follow panel compatibility and grounding/bonding instructions. Verify complete suffix, electrical ratings, connectors, firmware/manual revision and regional certification against the actual nameplate before connecting equipment. |
Service and archival notes
- Photograph the nameplate, inlet/outlet map, serial/date code, status indicators and accessories; record load, input, environment and test date separately from manufacturer ratings.
- Do not confuse distribution/regulation/surge suppression/metering or transfer with battery backup; this model has no stored runtime.
- Never open energized mains equipment. Do not energize cracked enclosures, damaged cords, overheated connectors, compromised grounding or swollen/leaking batteries.
- No battery/runtime; diagnostic LEDs, no network. Qualified electrician installation; follow panel compatibility and grounding/bonding instructions.
Manufacturer sources and manual
- Leviton manufacturer product search — 51120-1Find the manufacturer’s specification sheet for the exact named model and regional SKU.
- Leviton manuals / support libraryUse the user guide, service and safety instructions matching the label and revision. This static archive does not replace manufacturer documentation.