RARA Aluminum Housed, Chassis Mount Resistor Model: IRH, IRV, ULH, ULV, ARH, ARV

RARA ULH400

Product Features

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
UL approved
Short time overload of 10 x power rating is 5 seconds

Resistance Value
Tolerance
Inductive or Non Inductive
Termination / Connection
Clear

Custom resistance value (Ω) *
Custom AT Range (AT) *
Custom Capacity (lbs) *
Custom Pressure (Bar/PSI) *
Custom Resistance Value Element 1 (Ω) *
Custom Resistance Value Element 2 (Ω) *
Custom lead length (mm) *
Custom lead length (inches) *

Quantity

Add to Compare

The ULH400 metal clad wire wound resistor series from RARA offers a power rating of up to 400W on a heat sink (240W in free air) with available resistance values between 0.1Ω and 4.3kΩ (inductive design) or between 0.1Ω and 2.2kΩ (non-inductive design). These high power resistors are available being UL approved and with tolerances of ±0.5%, ±1.0%, ±2.0%, ±5.0% and ±10.0% as standard with other options available including flying leads or tab terminals, as well as inductive or non-inductive resistive windings. The ULH400 series from RARA has an extruded aluminium horizontal housing providing strong and rugged protection all with a temperature range from -55°C up to +200°C

Metal clad wire wound resistor
Inductive resistance range available between 0.1Ω and 4.3kΩ (flying leads) or 0.1Ω and 225Ω (tab terminals)
Non-inductive resistance range available between 0.1Ω and 2.2kΩ (flying leads) or 0.1Ω and 225Ω (tab terminals)
Option of flying leads (tab terminals are standard)
TCR of +260 ppm/°C maximum
Tolerance values available of ±0.5%, ±1.0%, ±2.0%, ±5.0% and ±10.0%
Power rating of 400W on a heat sink (240W in free air)
Insulation resistance of 20MΩ minimum
Temperature range between -55°C and +200°C
UL approved
Short time overload of 10 x power rating for 5 seconds

Typical applications for the ULH series include:

Motor drives
braking and snubbing applications
Charging for electric vehicles
Power sources for industrial equipment

The below table gives the specifications available for the ULH series including the ULH400 resistors:

The dielectric withstanding voltage options available are AC1500V, 3500V, 4500V and 5400V for 1 minute and also available in extended ohmic ranges from 0.001Ω up to 750kΩ please contact us for further details.

Specifications

Weight	770.00000 kg
Dimensions	30.00 x 60.00 x 265.00mm
Product Type	Metal Clad, Wirewound
Series / Model	ULH
Power Rating	400W
Minimum Resistance	0.1Ω
Maximum Resistance	4.3kΩ
Tolerance	±0.5%, ±1%, ±2%, ±5%, ±10%
Temperature Coefficient	±260 ppm/°C
Insulation Resistance	20MΩ minimum
Inductive or Non Inductive	Inductive, Non Inductive
Termination / Connection	Flying Leads, Tab Terminals
Temperature Range (°C)	-55 to +200°C (Cement)

Series / Model (ULHXXX)

ULH400

Inductive or Non-Inductive (X)

(Blank) Inductive
N Non-Inductive

Resistance Value (XXXXXΩ)

Resistance value expressed in ohms, for example 220.5Ω or 2Ω.

Tolerance (X)

D: ±0.5%
F: ±1%
G: ±2%
J: ±5%
K: ±10%

Termination (FL XXX)

FL XXX Flying Lead *
(Blank) Tab Terminal

_{* Please include requested lead length with request, for example, FL300 for 300mm flying leads}

Product Variations

SKU	Resistance Value	Tolerance	Inductive or Non Inductive	Termination / Connection
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±0.5%	Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±0.5%	Inductive	Tab Terminals	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±0.5%	Non Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±0.5%	Non Inductive	Tab Terminals	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±1%	Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±1%	Inductive	Tab Terminals	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±1%	Non Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±1%	Non Inductive	Tab Terminals	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±10%	Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±10%	Inductive	Tab Terminals	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±10%	Non Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±10%	Non Inductive	Tab Terminals	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±2%	Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±2%	Inductive	Tab Terminals	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±2%	Non Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±2%	Non Inductive	Tab Terminals	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±5%	Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±5%	Inductive	Tab Terminals	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±5%	Non Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (0.1Ω - 225Ω)	±5%	Non Inductive	Tab Terminals	Request Quote
RARA ULH400 Series	Custom (2.2kΩ - 4.3kΩ)	±0.5%	Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (2.2kΩ - 4.3kΩ)	±1%	Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (2.2kΩ - 4.3kΩ)	±10%	Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (2.2kΩ - 4.3kΩ)	±2%	Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (2.2kΩ - 4.3kΩ)	±5%	Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (225Ω - 2.2kΩ)	±0.5%	Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (225Ω - 2.2kΩ)	±0.5%	Non Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (225Ω - 2.2kΩ)	±1%	Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (225Ω - 2.2kΩ)	±1%	Non Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (225Ω - 2.2kΩ)	±10%	Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (225Ω - 2.2kΩ)	±10%	Non Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (225Ω - 2.2kΩ)	±2%	Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (225Ω - 2.2kΩ)	±2%	Non Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (225Ω - 2.2kΩ)	±5%	Inductive	Flying Leads	Request Quote
RARA ULH400 Series	Custom (225Ω - 2.2kΩ)	±5%	Non Inductive	Flying Leads	Request Quote

ULH Series Products

Electronic Components

Product name	Dimensions	Power Rating	Minimum Resistance	Maximum Resistance	Tolerance	Temperature Coefficient	Termination / Connection	Add to enquiry
RARA ULH60	22.00 x 41.00 x 100.00mm	60W	0.1Ω	400Ω	±0.5%, ±1%, ±2%, ±5%, ±10%	±260 ppm/°C	Flying Leads, Tab Terminals	Add to Enquiry
RARA ULH80	22.00 x 41.00 x 150.00mm	80W	0.1Ω	910Ω	±0.5%, ±1%, ±2%, ±5%, ±10%	±260 ppm/°C	Flying Leads, Tab Terminals	Add to Enquiry
RARA ULH100	22.00 x 41.00 x 165.00mm	100W	0.1Ω	1.1kΩ	±0.5%, ±1%, ±2%, ±5%, ±10%	±260 ppm/°C	Flying Leads, Tab Terminals	Add to Enquiry
RARA ULH120	22.00 x 41.00 x 182.00mm	120W	0.1Ω	1.3kΩ	±0.5%, ±1%, ±2%, ±5%, ±10%	±260 ppm/°C	Flying Leads, Tab Terminals	Add to Enquiry
RARA ULH150	22.00 x 41.00 x 210.00mm	150W	0.1Ω	1.6kΩ	±0.5%, ±1%, ±2%, ±5%, ±10%	±260 ppm/°C	Flying Leads, Tab Terminals	Add to Enquiry
RARA ULH200	30.00 x 60.00 x 165.00mm	200W	0.1Ω	2.2kΩ	±0.5%, ±1%, ±2%, ±5%, ±10%	±260 ppm/°C	Flying Leads, Tab Terminals	Add to Enquiry
RARA ULH300	30.00 x 60.00 x 165.00mm	300W	0.1Ω	2.7kΩ	±0.5%, ±1%, ±2%, ±5%, ±10%	±260 ppm/°C	Flying Leads, Tab Terminals	Add to Enquiry
RARA ULH400	30.00 x 60.00 x 265.00mm	400W	0.1Ω	4.3kΩ	±0.5%, ±1%, ±2%, ±5%, ±10%	±260 ppm/°C	Flying Leads, Tab Terminals	Add to Enquiry
RARA ULH500	30.00 x 60.00 x 355.00mm	500W	0.1Ω	6.8kΩ	±0.5%, ±1%, ±2%, ±5%, ±10%	±260 ppm/°C	Flying Leads, Tab Terminals	Add to Enquiry

Resources

Product Datasheet

RARA IRH, ULH, IRV & ULV Series Datasheet
RARA IRH, ULH, IRV & ULV Series Datasheet

Supporting Manufacturer Information

RARA Product Brochure
RARA Electronics LLC Resistors and Resistive Applications

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RARA ULH400

Product Features

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Frequently Asked Questions

Application Notes

Specifications

Ordering Info

Series / Model (ULHXXX)

Inductive or Non-Inductive (X)

Resistance Value (XXXXXΩ)

Tolerance (X)

Termination (FL XXX)

Product Variations

ULH Series Products

Electronic Components

Resources

Product Datasheet

Supporting Manufacturer Information

Related Products

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RARA IRV400

RARA ULH60

RARA ULH80

RARA ULH100