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Electrical Monitors measure various criteria of electrical current and take corrective action when needed. Browse voltage monitors, load sensors, remote monitors, relays and more below.

Littelfuse 460-MR Three-Phase Voltage Monitor MSR460-MR Littelfuse 460-MR, 190-480V, Three-Phase Voltage Monitor, voltage monitor, volt monitor, monitor, voltage, protection, motor protection, pump protection, motor saver, current protection, run dry protection, SymCom
Price: $134.20
Availability: Special Order
Littelfuse/Symcom Item #: MSR460MR -
Littelfuse 460-VBM Three-Phase Voltage Monitor MSR460-VBM Littelfuse 460-VBM, 190-480V, Three-Phase Voltage Monitor, voltage monitor, volt monitor, monitor, voltage, protection, motor protection, pump protection, motor saver, current protection, run dry protection, SymCom
Price: $103.41
Availability: Special Order
Littelfuse/Symcom Item #: MSR460VBM -
Littelfuse 50R200 Single-Phase Voltage Monitor 190-240V MSR50R200, Littelfuse 50R200, Single-Phase Voltage Monitor, voltage monitor, volt monitor, monitor, voltage, protection, motor protection, pump protection, motor saver, current protection, run dry protection, SymCom
Price: $142.48
Availability: Special Order
Littelfuse/Symcom Item #: MSR50R200 -
Littelfuse 50R2002 Single-Phase Voltage Monitor 190-240V adj.RD MSR50R2002, Littelfuse 50R2002, Single-Phase Voltage Monitor, voltage monitor, volt monitor, monitor, voltage, protection, motor protection, pump protection, motor saver, current protection, run dry protection, SymCom
Price: $165.10
Availability: Special Order
Littelfuse/Symcom Item #: MSR50R2002 -
Littelfuse 50R2003 Single-Phase Voltage Monitor 190-240V adj.TD MSR50R2003, Littelfuse 50R2003, Single-Phase voltage monitor, volt monitor, monitor, voltage, protection, motor protection, pump protection, motor saver, current protection, run dry protection, SymCom
Price: $165.10
Availability: Special Order
Littelfuse/Symcom Item #: MSR50R2003 -
Littelfuse 50R400 Single-Phase Voltage Monitor 380-480V/480V relay voltage monitor, volt monitor, monitor, voltage, protection, motor protection, pump protection, motor saver, current protection, run dry protection, Littelfuse 50R400
Price: $150.78
Availability: Special Order
Littelfuse/Symcom Item #: MSR50R400 -

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