Amphenol Corporation

4 Old Newtown Rd, Danbury, CT 06810

LIKELY ACTIVELAST SEEN IN FEDERAL DATA OCT 2026 · 3 SOURCES

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

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What they make

Precision Turned Product Manufacturing332721

Products

Sold by AMPHENOL CORPORATION · 6

Connectors, Electrical · Miscellaneous Aircraft Accessories And Components · Miscellaneous Communication Equipment · Miscellaneous Electrical And Electronic Components · Switches · Wire And Cable, Electrical

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

6 from usaspending_psc · Federal registry

Supplied under federal award SPE7M026P2665 (2026-04-30), PSC . An award shows what the government bought from this company; it does not establish which of its sites made it.

Where it is

41.40602, -73.42343 · CENSUS TIGER

COUNTY

Western Connecticut County

METRO AREA

Bridgeport-Stamford-Danbury, CT

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Open this address

STREET VIEW

Open street-level view — APR 2026

Other plants nearby

Facility	City	Industry	Status	Distance
Ptx Defense Corporation	Danbury	Hardware Manufacturing 332510	ACTIVE	0.4 KM
Straitek, LLC	Danbury	Machine Shops 332710	ACTIVE	0.7 KM
T.p. Engineering INC	Danbury	Machine Shops 332710	ACTIVE	0.7 KM
Rk Manufacturing Corporation of Ct	Danbury	Machine Shops 332710	ACTIVE	1.1 KM
Emhart Fastening Teknologies	Danbury	Hardware Manufacturing 332510	LIKELY ACTIVE	2.2 KM

Every listed plant in Western Connecticut County

Also at this address

2 other records share 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.

Westchester Publishing Services, LLC

Danbury, CT

ACTIVE323120EMP 20-99

Pistone/rainsford INC.

Danbury, CT

LIKELY ACTIVE323120

Where this record comes from

3 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, BR, RCRAINFO, SIMS, TRIS · EPA site type STATIONARY.

SAM.gov entity registrationOPERATING
Record GU6LTCWVSB79 · first seen MAR 2026 · last seen OCT 2026
EPA Toxics Release InventoryOPERATING
first seen DEC 2024 · last seen DEC 2024
EPA Facility Registry ServiceEXISTENCE
Record 110024836454 · first seen JUN 2016 · last seen JUN 2016

ALSO RECORDED ASAMPHENOL RF

IN WESTERN CONNECTICUT COUNTY14 other plants share this one’s industry (Machine Shops; Turned Product; and Screw, Nut, and Bolt Manufacturing, NAICS 3327); 10 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.

NameSOURCES DISAGREE: EPA: AMPHENOL RF · JUL 2026; SAM.gov: AMPHENOL CORPORATION · ON THIS PAGE
Street address: EPA: 4 OLD NEWTOWN RD · JUL 2026 · ON THIS PAGE; SAM.gov: 4 OLD NEWTOWN RD · ON THIS PAGE
City: EPA: DANBURY · JUL 2026 · ON THIS PAGE; SAM.gov: DANBURY · ON THIS PAGE
State: EPA: CT · JUL 2026 · ON THIS PAGE; SAM.gov: CT · ON THIS PAGE
Coordinates: EPA: 41.40602,-73.42343 · JUL 2026
Website: SAM.gov: http://www.amphenolrf.com
CAGE code: SAM.gov: 74868
SAM registration expires: SAM.gov: 2027-03-09

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