• 

  Visolux [Pepperl+Fuchs] RLK91-6-IR/25/31/115 (similar: RLK31-6/25/31/115 P+F)

• 

  Endress Hauser FDU91F-RF2A1

• 

  Visolux [Pepperl+Fuchs] RLK 9-6-F obsolete, replacement RLK91-6-IR/25/31/115

• 

  Nicotra DD 12/9 M91C(obsolete replaced by Marzorati DA 12/9 7133F18-5)

• 

  Auma 009.1 АМ 01.1 - 13128278 - included in set COM NO:13119376SAR07.2-F10/B3-400V/50Hz/3ph-6-8.2-10.1-11

• 

  Rosemount 0091E160F96T025DR60

• 

  MASIBUS 8040-F-I-9-1-1SFA

• 

  Parvex Code:F91, 57543

• 

  OMEGA J-0-250F-9-1/2

• 

  M&C PART # 91 F1010