EXHIBIT 21

SUBSIDIARIES OF THE REGISTRANT    MARCH 2002

|Sauer-Danfoss Inc.                               |  | U.S. Corporation                 |  | Holding Company      
|------------------------------------------------ |  | -------------------------------- |  | ---------------------
|Sauer-Danfoss (US) Company                       |  | U.S. Corporation                 |  | Manufacturing        
|Sauer-Danfoss (NA) Company                       |  | U.S. Corporation                 |  | Manufacturing        
|Control Concepts, Inc                            |  | U.S. Corporation                 |  | Inactive             
|Sauer-Danfoss (Hillsboro) Company                |  | U.S. Corporation                 |  | Manufacturing        
|SUSA Holding of LaSalle County, Inc              |  | U.S. Corporation                 |  | Real Property Holding
|SUSA Holding of Story County, Inc                |  | U.S. Corporation                 |  | Real Property Holding
|SUSA Holding of Stephenson County, Inc           |  | U.S. Corporation                 |  | Real Property Holding
|Hydro-Gear, Inc                                  |  | U.S. Corporation                 |  | Partner              
|Hydro-Gear Limited Partnership                   |  | U.S. Partnership                 |  | Manufacturing        
|TSD Integrated Controls LLC                      |  | U.S. Limited Liability Company   |  | Manufacturing        
|Sauer-Danfoss Pty Ltd.                           |  | Australian Corporation           |  | Sales Company        
|Sauer-Danfoss NV                                 |  | Belgium Corporation              |  | Sales Company        
|Hydrover Valvukua SA                             |  | Brazil Corporation               |  | Manufacturing        
|Sauer-Danfoss Ltda.                              |  | Brazil Limited Liability Company |  | Sales Company        
|Sauer Shanghai Hydrostatic Transmission Co. Ltd. |  | China Corporation                |  | Manufacturing        
|Sauer-Danfoss (Nordborg) A/S                     |  | Denmark Corporation              |  | Manufacturing        
|Sauer-Danfoss A/S                                |  | Denmark Corporation              |  | Sales Company        
|Sauer-Danfoss Holding A/S                        |  | Denmark Corporation              |  | Holding Company      
|Oy Sauer-Danfoss AB                              |  | Finland Corporation              |  | Sales Company        
|Sauer-Danfoss (Bologna) SpA                      |  | Italy Corporation                |  | Manufacturing        
|Sauer-Danfoss S.r.l.                             |  | Italy Corporation                |  | Sales Company        
|Sauer-Danfoss-Daikin Ltd                         |  | Japanese Corporation             |  | Sales Company        
|Daikin Sauer-Danfoss Manufacturing Ltd           |  | Japanese Corporation             |  | Manufacturing        
|Sauer-Danfoss (Swindon) Ltd                      |  | U.K. Corporation                 |  | Manufacturing        
|Sauer-Danfoss (Holdings) Ltd.                    |  | U.K. Corporation                 |  | Holding Company      
|Sauer-Danfoss Limited                            |  | U.K. Corporation                 |  | Sales Company        
|Sauer-Danfoss (Neumunster) GmbH & Co. OHG        |  | Germany Partnership              |  | Manufacturing        
|Sauer-Danfoss (Neumunster) GmbH                  |  | Germany Corporation              |  | Holding/Management   
|                                                 |  |                                  |  | Company              
|Sauer-Danfoss Informatik GmbH                    |  | Germany Corporation              |  | Information Services 
|Sauer-Danfoss GmbH                               |  | Germany Corporation              |  | Sales Company        
|Sauer-Danfoss IT Europe GmbH                     |  | Germany Corporation              |  | Information Services 
|Custom Design Electronics of Sweden AB           |  | Sweden Corporation               |  | Holding Company      
|Sauer-Danfoss (Almhult) AB                       |  | Sweden Corporation               |  | Manufacturing        
|Sauer-Danfoss AB                                 |  | Sweden Corporation               |  | Sales Company        
|Sauer-Danfoss BV                                 |  | Netherlands Corporation          |  | Sales Company        
|Sauer-Danfoss sarl                               |  | France Corporation               |  | Sales Company        
|Sauer-Danfoss s.r.o                              |  | Slovakia Corporation             |  | Sales Company        
|Sauer-Danfoss (Povaska Bystrica) a.s             |  | Slovakia Corporation             |  | Manufacturing        
|Sauer-Danfoss (Dubnica) a.s                      |  | Slovakia Corporation             |  | Manufacturing        
|Sauer Hydratec GmbH                              |  | Germany Corporation              |  | Inactive             
|Sauer-Danfoss SA                                 |  | Spain Corporation                |  | Sales Company        
|Sauer-Danfoss India Private Limited              |  | India Corporation                |  | Sales Company        
|Sauer-Danfoss K.K.                               |  | Japan Corporation                |  | Sales Company        

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|Sauer-Danfoss A/S                    |  | Norway Corporation    |  | Sales Company
|------------------------------------ |  | --------------------- |  | -------------
|Sauer-Danfoss sp.z.o.o.              |  | Poland Corporation    |  | Manufacturing
|Sauer-Danfoss Pte. Ltd.              |  | Singapore Corporation |  | Sales Company
|Merkur Hydraulika a.s.               |  | Slovakia Corporation  |  | Manufacturing
|Danfoss Fluid Power AB               |  | Sweden Corporation    |  | Inactive     
|Integrated Control Technologies Ltd. |  | U.K. Corporation      |  | Inactive     
|Italdigit s.r.l.                     |  | Italy Corporation     |  | Manufacturing

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