RTBS0300 Series, Chassis Mount Resistors

Operating Temperature
Height - Seated (Max)
Size / Dimension
Temperature Coefficient
Mounting Feature
Power (Watts)
Package / Case
Coating, Housing Type
Failure Rate
Lead Style
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ImageProduct DetailPriceAvailabilityECAD ModelPower (Watts)Operating TemperatureHeight - Seated (Max)ToleranceFeaturesCompositionTemperature CoefficientSeriesResistanceCoating, Housing TypeMounting FeatureSize / DimensionLead StylePackage / CaseFailure Rate
300A, 50mV, 0.1%, 20PPM/C, PREC
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PCB Symbol, Footprint & 3D Model
-40°C ~ 140°C
1.693" (43.00mm)
Current Sense
Metal Element
166.6 µOhms
6.693" L x 1.575" W (170.00mm x 40.00mm)
M3 Threaded; M10 Threaded
Rectangular Case

About  Chassis Mount Resistors

Chassis mount resistors are passive components that are utilized in electronic circuits to impede the flow of current. They serve various purposes, including adjusting signal levels, dividing voltages, biasing active elements, terminating transmission lines, and more. These resistors are typically larger in size compared to other types and have the capacity to dissipate significant amounts of heat energy, often up to 2500 watts. To ensure secure installation and proper functioning, chassis mount resistors are mounted using a variety of methods. These include housing flanges, screws, braces, or brackets, which provide stability and support. These mounting accessories help to firmly attach the resistor to the chassis or enclosure, minimizing the risk of mechanical stress or damage. Chassis mount resistors are commonly employed in applications that require high power handling capabilities or where heat dissipation is crucial. They can be found in power electronic devices, industrial equipment, amplifiers, motor drives, and other similar applications. In summary, chassis mount resistors are passive components used in electronic circuits for various purposes. They are larger in size and capable of dissipating significant amounts of heat energy. These resistors are securely mounted using housing flanges, screws, braces, or brackets to ensure stable and reliable operation within the circuit.