• 

  Msi 1D1930/10.51

• 

  Sensata 51CP17-01

• 

  Groz-Beckert 51.50 G 103

• 

  KNF NF 30 KP.51DC

• 

  Schmersal IEC947-5-1

• 

  Wistro 15.51.0241

• 

  BUSAK+SHAMBAN GM6500000-T51

• 

  Festo JMFH-5-1/4 (10410)

• 

  Pem (Power Electronic Measurements) CLS - M5-1

• 

  Finder 40.51.9.024.00