Benjamin DMX Smart Contactor


A high amperage switch with remote on-off control using DMX or RDM connectivity.


  • Fully compliant with the DMX-512 and RDM standards.
  • On-Off operation is provided over the DMX or RDM network using standard commands.
  • The DMX address is remotely configurable using an RDM device or manually by use of the built-in thumbwheel switch.
  • The position of the contactor is maintained upon loss of DMX communication and restoration of power.
  • Multiple units can be configured with a time delay to sequentially restore to the last contactor state upon system power up or restoration.
  • Local manual on-off operation is provided via a three position selector switch.
  • Built and labeled to cUL standards.


100 Amp, 3-Pole Contactor 225 Amp, 3-Pole Contactor
Part Number BSC-3100 BSC-3225
Operational Current Rating 100A @ 480VAC 225A @ 480VAC
Interrupting Rating 1,150A @ 480VAC 2,500A @ 480VAC
Withstand Current Rating 10kA, standalone
30kA with max 350A breaker
10kA, standalone
65kA with max 350A breaker
Lug Sizes (AWG) #8 to 3/0 1/0 to 350 MCM
Operational Voltage 120/240V 1Ø 3W 208Y/120V 3Ø 4W
Option: 480Y/277V 3Ø 4W (consult factory)
Operational Temperature 0°C to 60°C
Load Types General Purpose, Ballast Loads, Motor Loads, and Tungsten Lighting
Auxiliary Contacts One Normally Open, One Normally Closed
Agency Rating UL-508A
Unit Weight 36 Pounds