Present in a source dataset, with no recent operating signal.
What they make
Semiconductor and Related Device Manufacturing334413- EMI/EMC filters
- power transformers
- AC/DC
- Testing
- selection
- tools
- medical
- renewable energy
- semiconductor
- military
- aerospace
NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026
Products
Recorded against the company rather than this address. Federal award and drug records name the company, not the plant, so we cannot say which of its sites makes these.
Where these came from
Open positions
Openings read from Transistor Devices INC’s own job board on Greenhouse, last checked OCT 23, 2026. FactoryRegistry does not host applications — each title opens the posting where the company published it.
- BuyerHackettstown, NJ · Supply Chain · posted OCT 15, 2026
- Planning SupervisorHackettstown, NJ · Supply Chain · posted OCT 15, 2026
- Customer Service RepresentativeHackettstown · Customer Service · posted OCT 15, 2026
- Customer Service RepresentativeHackettstown · Customer Service · posted OCT 14, 2026
- Operations SpecialistHackettstown, NJ · Production · posted OCT 13, 2026
- Electrical Engineer - R&DHackettstown, NJ · Engineering · posted OCT 12, 2026
- Finished Goods Planner - FiltersHackettstown, NJ · Supply Chain · posted OCT 12, 2026
- Failure Analysis Test TechnicianHackettstown, NJ · Production · posted OCT 8, 2026
- Sales Engineer - WASeattle, WA · Sales · posted OCT 8, 2026
- Electrical EngineerHackettstown, NJ · Engineering · posted OCT 8, 2026
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Intense, INC. | Cedar Knolls | Semiconductor and Related Device Manufacturing 334413 | ACTIVE | 0.6 KM |
| Anta Electric, INC. | Cedar Knolls | Printed Circuit Assembly (Electronic Assembly) Manufacturing 334418 | ACTIVE | 2.9 KM |
| Werbel Microwave LLC | Whippany | Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing 334220 | LIKELY ACTIVE | 4.4 KM |
| Wireless Telecom Group, INC. | Parsippany | Analytical Laboratory Instrument Manufacturing 334516 | ACTIVE | 5.0 KM |
| Amphenol Corporation | Parsippany | Other Electronic Component Manufacturing 334419 | UNVERIFIED | 5.1 KM |
Also at this address
1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.
Where this record comes from
2 sources hold this plant, and 8 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 AIR, AIRS/AFS, NJ-NJEMS, RCRAINFO, TRIS · EPA site type STATIONARY.
- EPA Facility Registry ServiceEXISTENCERecord 110004268818 · first seen JUN 2017 · last seen JUN 2017
- EPA ECHO compliance recordsOPERATINGfirst seen MAR 2005 · last seen MAR 2005
IN MORRIS COUNTY22 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 15 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: TRANSISTOR DEVICES INC · OCT 2026
- Street address
- EPA: 85 HORSEHILL RD · OCT 2026
- City
- EPA: CEDAR KNOLLS · OCT 2026
- State
- EPA: NJ · OCT 2026
- County (FIPS code)
- EPA: 34027 · OCT 2026
- Coordinates
- EPA: 40.81231,-74.46786 · OCT 2026
- Hazardous waste generator (RCRA)
- EPA ECHO: none · OCT 2026
- State business registration
- Sunbiz: TRANSISTOR DEVICES, INC., registered with the Florida Department of State, Division of Corporations; Corporation formed in New Jersey; registered 1985-05-16; revoked 1998-01-08 · JAN 1998