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Hirel Systems LLC (formerly Dt Magnetics)

140 Crosby Rd, Dover, NH 03820

LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2024 · 2 SOURCES

Operating signal within 24 months, or from a single source.

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What they make

Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing334416

Where it is

43.18277, -70.91863 · CENSUS TIGER
COUNTY
METRO AREA
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STREET VIEW

Other plants nearby

FacilityCityIndustryStatusDistance
Vishay Hirel Systems LLCDoverCapacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing
334416
ACTIVE0.0 KM
HiRel DoverDoverCapacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing
334416
LIKELY ACTIVE0.3 KM
Iworx Systems INCDoverOther Electronic Component Manufacturing
334419
ACTIVE1.1 KM
Visible Assets, INCDoverOther Electronic Component Manufacturing
334419
LIKELY ACTIVE3.5 KM
Agility Mfg INCDoverBare Printed Circuit Board Manufacturing
334412
UNVERIFIED3.5 KM

Every listed plant in Strafford County

Also at this address

More than one federal record exists for this street address. The primary record for the site is listed first.

Vishay Hirel Systems LLC
Dover, NH
ACTIVE334416

Where this record comes from

2 sources hold this plant, and 7 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in EIS, NPDES, OSHA-OIS, RCRAINFO, TRIS · EPA site type STATIONARY.

  • EPA Toxics Release InventoryOPERATING
    first seen DEC 2023 · last seen DEC 2024
  • EPA Facility Registry ServiceEXISTENCE
    Record 110004107564 · first seen JUN 2017 · last seen JUN 2017

IN STRAFFORD COUNTY6 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 3 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name
EPA: HIREL SYSTEMS LLC (FORMERLY DT MAGNETICS) · OCT 2026
Street address
EPA: 140 CROSBY RD · OCT 2026
City
EPA: DOVER · OCT 2026
State
EPA: NH · OCT 2026
County (FIPS code)
EPA: 33017 · OCT 2026
Coordinates
EPA: 43.18277,-70.91863 · OCT 2026
Hazardous waste generator (RCRA)
EPA ECHO: VSQG · OCT 2026

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