Hrep

Specialist Sales & Service

For excellence in power electronics engineering

SIR was founded in 1968 and offers a comprehensive range of wirewound resistors for a range of power applications including:



The resistors cover a comprehensive range of values from less than 1Ω up to 100kΩ in power ratings from 3W up to 64kW.


The resistors are available with ceramic and metal frame support and many are adjustable.


Meter shunts are available in a range from 1A to 4000A @ 60mV and 150mV


Visit the SIR website by clicking here.


Wirewound Resistors by

Società Italiana Resistor