The Arrester,electrical Surge, cataloged under National Stock Number 5920-01-588-5845, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Efi Electronics. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-588-5845 |
| Primary Part Number | DR4P45K400SDC |
| Item Name | Arrester,electrical Surge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Efi Electronics |
| Status | ACTIVE |
| Usage Design | INDOOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| DR4P45K400SDC PRIMARY | Efi Electronics (USA) |
| DR4P45K400SDC | Nhp Electrical Engineering Products (AUS) |
NSN 5920-01-588-5845 is a Arrester,electrical Surge, manufactured by Efi Electronics, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-588-5845 has 2 manufacturer part numbers on file: DR4P45K400SDC (Efi Electronics), DR4P45K400SDC (Nhp Electrical Engineering Products).
Key specifications for DR4P45K400SDC: Overall Height: 92.0 MILLIMETERS NOMINAL MM; Usage Design: INDOOR; Overall Width: 89.0 MILLIMETERS NOMINAL MM; Special Features: 230 V SERVICE VOLTAGE; 700 V L-N SUPPRESSED VOLTAGE RATING; 500 V N-G DSUPPRESSION VOLTAGE RATING; 10 KA NOMINAL DISCHARGE CURRENT; 1080 V PROTECTION LEVEL; 4-POLE, DRY CONTACT OPTION; -30 TO 70 C OPERATING TEMP V. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.