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• Limits inrush current at power-up
prevents oversizing of protective devices
protects power sources such as batteries
Improves system reliability and availability
Prevents power supplies from locking up

• Wide operating range
Rated voltage from 20 Vdc to 300 Vdc
, or 48 Vac to 265 Vac
Rated current up to 16 A Integrated bypass relay

• Applications
Current limiter for capacitive loads
DC/DC converter, power supply …
The LCA37 is an active current limiter with a time-delayed bypass relay that ensures more efficient operation
than a simple NTC; it cuts off current spikes in the load during system startup
and dissipates no power during operation.

• Limits inrush current at power-up
prevents oversizing of protective devices
protects power sources such as batteries
Improves system reliability and availability
Prevents power supplies from locking up

• Wide operating range
Rated voltage from 12 to 270 VAC or DC
Rated current up to 16 A

• Applications
, current limiter for capacitive loads
, DC/DC converter, power supply …

The LCA36 is a current limiter for capacitive loads; it functions as a current clipping device, cutting off current spikes in the load during system startup.

• Limits inrush current at power-up
Current limiter for capacitive loads or DC/DC converters
Prevents oversizing of protective devices
Protects power sources such as batteries
Improves system reliability and availability

• Wide operating range
Available for nominal voltages from 20 to 270 Vdc
Available for currents up to 3 A

The LCA25 inrush current limiter functions as a current limiter, cutting off inrush current spikes
in the load when equipment is started up.

• Limits inrush current at power-up
prevents oversizing of protective devices
protects power sources such as batteries
improves system reliability and availability
prevents power supply lockup
enables soft starting of motors
• Wide operating range
Voltage from 20 Vdc to 300 Vdc or 48 Vac to 265 Vac
Rated current up to 30 A
Limiting current up to 100 A
Integrated bypass relay

• Applications
: Current limiter for capacitive loads, DC/DC converters, power supplies…

The LCA125 is an active current limiter with a time-delayed bypass relay, ensuring more efficient operation—
—than a simple thermal cut-off. It cuts off current spikes in the load during system startup
and dissipates no power during operation.