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Robust components for industrial applications and automation systems.

RARA SMW Series

High-power wire wound surface-mount resistors
Power ratings available: 2W, 3W, and 5W
Wide resistance range: 0.1Ω to 500Ω
Precision tolerances: ±1% & ±5%
Temperature coefficient: 200 ppm/°C
Flameproof UL94V0 molded package for high safety

RARA FRH 25C

Metal clad thick film resistor
Resistance range from 1kΩ to 2MΩ
Max power rating of 15W
Cement moulding within aluminium housing
Short time overload of 2 x power rating is 5 seconds
High stability at conventional power ratings
Temperature range of -55°C up to +250°C

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RARA FRH 50C

Metal clad thick film resistor
Resistance range from 1kΩ to 2MΩ
Max power rating of 25W
Cement moulding within aluminium housing
Short time overload of 2 x power rating is 5 seconds
High stability at conventional power ratings
Temperature range of -55°C up to +250°C

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RARA HPS

High Power Precision Shunt Resistor
Resistance range from 0.001Ω to 0.01Ω *
Tolerances of ±0.05% to ±1%
TCR of ±5ppm/℃, ±10ppm/℃ *
Power rating of 250W (on a suitable heat sink)
Temperature range from -55°C to +100°C

RARA IRB60

Metal clad wire wound economy resistor
Inductive resistance between 0.1Ω and 270Ω
Non-inductive resistance between 0.1Ω and 56Ω
Power rating of 60W
Insulation resistance of 20MΩ minimum
Short time overload of 5 x power rating is 5 seconds

RARA IRB80

Metal clad wire wound economy resistor
Inductive resistance between 0.1Ω and 910Ω
Non-inductive resistance between 0.1Ω and 110Ω
Power rating of 80W
Insulation resistance of 20MΩ minimum
Short time overload of 10 x power rating is 5 seconds

RARA IRB120

Metal clad wire wound economy resistor
Inductive resistance between 0.1Ω and 1.3kΩ
Non-inductive resistance between 0.1Ω and 300Ω
Power rating of 120W
Insulation resistance of 20MΩ minimum
Short time overload of 10 x power rating is 5 seconds

RARA IRF100

Flat type metal clad wire wound resistor
Resistance options from 1Ω up to 1.1kΩ
Power rating of 100W (on a heat sink)
Tolerance options between ±0.5% and ±10.0%
TCR of +260 ppm/°C maximum
For UL Approval see the ULF Series

RARA IRF150

Flat type metal clad wire wound resistor
Resistance options from 1Ω up to 1.75kΩ
Power rating of 150W (on a heat sink)
Tolerance options between ±0.5% and ±10.0%
TCR of +260 ppm/°C maximum
For UL Approval see the ULF Series

RARA IRF200

Flat type metal clad wire wound resistor
Resistance options from 1Ω up to 2.2kΩ
Power rating of 200W (on a heat sink)
Tolerance options between ±0.5% and ±10.0%
TCR of +260 ppm/°C maximum
For UL Approval see the ULF Series

RARA IRF250

Flat type metal clad wire wound resistor
Resistance options from 1Ω up to 2.79kΩ
Power rating of 250W (on a heat sink)
Tolerance options between ±0.5% and ±10.0%
TCR of +260 ppm/°C maximum
For UL Approval see the ULF Series

RARA IRF300

Flat type metal clad wire wound resistor
Resistance options from 1Ω up to 3.5kΩ
Power rating of 300W (on a heat sink)
Tolerance options between ±0.5% and ±10.0%
TCR of +260 ppm/°C maximum
For UL Approval see the ULF Series

RARA IRF400

Flat type metal clad wire wound resistor
Resistance options from 1Ω up to 4.45kΩ
Power rating of 400W (on a heat sink)
Tolerance options between ±0.5% and ±10.0%
TCR of +260 ppm/°C maximum
For UL Approval see the ULF Series

RARA IRF500

Flat type metal clad wire wound resistor
Resistance options from 1Ω up to 5.78kΩ
Power rating of 500W (on a heat sink)
Tolerance options between ±0.5% and ±10.0%
TCR of +260 ppm/°C maximum
For UL Approval see the ULF Series

RARA IRH80

Metal clad wire wound resistor
Option of flying leads (tab terminals are standard)
Inductive or non-inductive design
Insulation resistance of 20MΩ minimum
Temperature range of -55°C up to +200°C
Extruded aluminium horizontal housing
Short time overload of 10 x power rating is 5 seconds

RARA IRH80F

Precision shunt resistor
4-terminal metal-clad design
Resistance values between 1.3333mΩ up to 3.3333mΩ
Rated current of 30A, 40A, 50A or 75A
Tolerance values of ±0.1%, ±0.5% or ±1.0%
Rated voltage 100mV
Temperature range of -25°C to +100°C