• 

  Eliwell EWT4 C2BT 0500

• 

  Hilti product No.377079 TX-BT 4/7-80

• 

  Salmson (Wilo) ALTI-V-808-2-CV-B-T4

• 

  Teikoku F84-215H4BM 0204SS1B1-B-T

• 

  Teikoku F84-217H4BM-0204S1-B-T

• 

  Küenle KTE 71 G 4 BT

• 

  ProMinent BT4B0708PPE2000UA000000

• 

  ProMinent BT4B

• 

  Rosemount 3051CD2A02A1BT1K8L4Q4Q8H2D4

• 

  ProMinent BT4A1005PPB200AA010000 obsolete, replaced BT4B