Exhibit 21.1

Subsidiaries of Sensata Technologies B.V.

Name	Jurisdiction of Incorporation
Sensata Technologies Japan Limited	Japan
Sensata Technologies Malaysia Sdn. Bhd.	Malaysia
Sensata Technologies Holdings (Korea) Limited	Korea
Sensata Technologies (Korea) Limited	Korea
Sensata Technologies Holland B.V.	The Netherlands
Sensata Technologies Holding Company Mexico B.V.	The Netherlands
Sensata Technologies de México, S. de R.L. de C.V.	Mexico
Servicios Administrativos Sensata Technologies, S. de R.L. de C.V.	Mexico
Sensata Technologies Finance Company, LLC	United States
Sensata Technologies Holding Company US B.V.	The Netherlands
Sensata Technologies, Inc.	United States
Sensata Technologies India Private Limited	India
Sensata Technologies Singapore, Pte. Ltd.	Singapore
Sensata Technologies Taiwan Co., Ltd.	Taiwan
Sensata Technologies Hong Kong, Limited	Hong Kong
Sensata Technologies International Trading Shanghai Co. Ltd.	China
Sensata Technologies Spain, S.L.	Spain
Sensata Technologies France SAS	France
Sensata Technologies Germany GmbH	Germany
Sensata Technologies Sensores e Controles do Brasil Ltda	Brazil
Sensata Technologies Changzou Co. Ltd.	China
Sensata Technologies China Co, Ltd.	China
Sensata Technologies Italia S.p.A.	Italy
First Inertia Switch Ltd (U.S.)	United States
Control Devices, Inc.	United States
CDI Netherlands B.V.	The Netherlands
RDI Management Company, Inc.	United States
CDI Holding International SAS	France
First Technology Europe SAS	France
FTCP Holdings Ltd.	United Kingdom
First Inertia Switch Ltd.	United Kingdom
FTCP Bermuda Ltd.	Bermuda
First Technology Dominicana Holdings, SA	Dominican Republic
First Technology Dominicana, SA	Dominican Republic
First Technology (Europe) Limited	United Kingdom
SMaL Camera Techologies, Inc.	United States