Thermal Overload Relay
Allis Chalmers 25-103-20, MK-005 Thermal Overload Relay
What I like about Kluber is the minimal odor during application.
Advanced Controls Thermal Overload Relay Type RHU-80/3, Three Pole, 58-75 AMP
You will find that 530*200*150cm or 208*79*59in fits nicely into most large warehouse spaces.