OHMITE

OHMITE 产品目录
FC4L Series
Kelvin Connect Current Sense Chip
Power rating 2-5 watts
Resistance range 0.001-0.050 ohms
Tolerance as low as 1%
TCR as low as 50ppm
For current sense applications utilizing
MCS Series
Metal Element Current Sense
Power rating 1-2 watts
Resistance range 0.005-0.5 ohms
1%,3% and 5% Tolerance
TCR as low as 40ppm
Low inductance and Thermo EMF
Standard 1206 and 2512 sizes
2010 SMD
0.6 Watt Wirewound SMD
Power rating of 0.6 watts
Resistance range 0.010-1K ohms
Standard Tolerance of 1%
TCR as low as 20ppm
Smallest wirewound on the market
TDH35 Series
35 Watt TO-263 Surface Mount Thick
Power rating 35 watts with proper
resistance range 0.05-10K ohms
5% Tolerance standard 1% on
TCR as low as 50ppm
Thermal resistance of 4.28°C/W to
Low inductance design
TFH85 Series
85 Watt TO-264 Thick Film
Power rating 85 watts with proper
resistance range 2-10K ohms
5% Tolerance standard
TCR as low as 50ppm
Thermal resistance of 1.47°C/W to
Low inductance design
TAP600 Series
600 Watt Heat Sinkable Planar
Power rating 600 watts with proper
resistance range 0.25-100K ohms
10% Tolerance std.; 5% available
TCR 150ppm
Thermal resistance of 0.115°C/W to
Low inductance design
TAP800 Series
800 Watt Heat Sinkable Planar Thick
Power rating 800 watts with proper
resistance range 0.25-10K ohms
10% Tolerance standard 5%
TCR 150ppm
Thermal resistance of 0.115°C/W to
Low inductance design
Potentiometers
Panel Mount Molded Composition
Power rating 0.5 watt and 2 watt
Resistance range 50-5meg ohms
10% tolerance
Single rotation
RV4N, RV4L, RV6L, RV6N and 2RV7N
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OX/OY Series
Ceramic Composition Surge Rated
Power rating 1 and 2 watts
Resistance range up to 1 Meg ohm
10% Tolerance
Meets high energy and surge
Replaces 1 and 2 watt carbon
Whisker test data
Key to five-band code
WL Series
Miniature Wirewound Current Sense
Power rating 0.5-2 watts
Resistance range 0.005-0.1 ohms
1% Tolerance standard
TCR as low as 100ppm
Miniature size
Key to five-band code
14A Series
Alumina Body Current Sense
Power rating of 4 watts
Resistance as low as 0.004 ohms
1% Tolerance standard
Fixed measuring point
Ideal for current sense applications
Low inductance
Audio Gold Resistors
Silicone Non-Magnetic Axial & Tubular
Power rating 3-50 watts
Resistance range 0.1-22K ohms
5% Tolerance standard
Non magnetic materials
Flame proof coating
All welded rugged construction
TUM/TUW Series
Ceramic Housed Axial Terminal
Power rating 3-15 watts
Resistance range 0.01-150K ohms
5% Tolerance
TCR as low as 350ppm
Flameproof inorganic construction
Commercial grade
Maxi-Mox Series
Precision Thick Film Axial
Power rating 2-12.5 watts
Resistance range 250-1 tera ohm
Tolerance as low as 0.5%
TCR as low as 25ppm
Voltage handling up to 50KV
Non inductive versions available
Divider Specifier
PC-58 Series
PCB Mount Tubular Wirewound
Power rating 3 and 5.25 watts
Resistance range 1-20K ohms
5% Tolerance standard
Radial Construction for direct insertion
Z Series Choke
R. F. plate chokes
Inductance 84µH-0.2µH
Current rating up to 4 amps
Frequency range 3 MHz-520 MHz
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60 Series
Four Terminal Bare Element
Power rating up to 5 watts
Resistance as low as 0.002 ohms
Tolerance 1% standard
TCR as low as 50ppm
Ideal for current sense applications
Custom Core & Terminal available
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WLRD6G Series
High current oval edgewound
Current rating up to 146 amps
Resistance range 0.082-6.13 ohms
10% Tolerance
Replaces GE style resistors 42D6G1
Custom Core & Terminal available
Mounting hardware available
30 系列
30 Series
High Energy Wirewound, Various
Special winding techniques
SH Series Shunt
Precision Metal-Clad Closed Element Shunts
Up to 300 amps current handling
Kelvin configuration
0.5% Tolerance available
TCR 30ppm max
Bus bar mounting
WFH Series
Wirewound Heat Sinkable Power
Power rating 330 watts with proper
Resistance range 0.22-39K ohms
5% and 10% Tolerance
TCR as low as 50ppm
Amp terminals or Wire lead
TL Series
Modular Thick Film Heat Sinkable
Power rating 275 watts with proper
Resistance range 0.3-4 meg ohms
10 % Tolerance standard, others
TCR 250ppm
0.25 inch quick connect terminations
FCSL Series
Metal Foil Current Sense Chip
Power rating 2-5 watts
Resistance range 0.001-0.100 ohms
Tolerance as low as 1%
TCR as low as 50ppm
For current sense applications
HVF Series
High Voltage Film Flip Chip
Power rating up to 1 watt
Resistance up to 100 Gig
1% Tolerance standard
High Voltage handling up to 3000
1206 and 2512
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RC, RF, RW, RP, RM Series
Surface Mount Power
Power rating 0.25-3.5 watts
Resistance range up 20 megs,
Tolerance as low as 1%
Two mounting designs
5 power technologies
TBH25 Series
25 Watt TO-220 Thick Film
Power rating 25 watts with proper
resistance range 0.03-10K ohms
5% Tolerance standard
TCR as low as 50ppm
Thermal resistance of 5°C/W to
Low inductance design
TEH70 Series
70 Watt TO-247 Thick Film
Power rating 70 watts with proper
resistance range 2-10K ohms
5% Tolerance standard
TCR as low as 50ppm
Thermal resistance of 1.79°C/W to
Low inductance design
TGHG Series
100 watt SOT-227 Kelvin Connect
Power rating 100 watts with proper
Resistance range 0.0005-1 ohm
1% Tolerance
TCR as low as 60ppm
Kelvin configuration
Thermal resistance 0.56°C/W
TGH Series
120 and 200 Watt SOT227
Power rating up to 200 watts with
Resistance range 0.1-1 meg
5% Tolerance
TCR 250ppm
Thermal resistance of 0.35°C/W
Multiple configurations
Rheostats
(Potentiometers) Wirewound
Power rating 7.5-1000 watts
Resistance range up to 50K ohms
Single turn
UL listed E-10946
Made to order available
Selection guide
OD/OF/OA series
Carbon Composition Molded
Power rating 0.25-1 watt
Resistance range up to 20 meg
Molded insulation
MIL RC07, RC20 and RC32
Key to five-band code
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WH/WN Series
Miniature Molded Wirewound
NEW 3-5 watt Offering
Power rating 0.5-2 watts
Resistance range 0.1-8K ohms
1% and 5% standard Tolerance
TCR as low as 20ppm
Non inductive versions
Mini-Mox Series
Precision Thick Film Axial
Power rating 0.35-1.5 watts
Resistance range 500-1 tera ohm
Tolerance as low as 0.5%
TCR as low as 25ppm
Voltage handling up to 7.5KV
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90 Series
Molded Vitreous Enamel Axial
Power rating 1.5-11 watts
Resistance range 0.1-91K ohms
5% Tolerance standard
TCR values down to 30ppm
Molded Vitreous
Heat Sinkable mounting clips
RX-1M Hi-Meg
Hermetically Sealed Ultra High
Power rating 0.5 watts
Resistance range 1M-10T Ω
Tolerance dependent on resistance
TCR as low as 50ppm
No outgassing
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HSP Series
Hermetically Sealed Precision
TCR Accuracy to ±0.001% absolute
Temperature coefficient to ±3 ppm/°C,
Shelf life to 10ppm per year
Oil filled version available
200 Series
Vitreous Enamel Power Wirewound
Power rating 5.25-20
Resistance range 0.1-100K ohms
5% Tol. over 1 ohm, 10% under 1 ohm
TCR down to 260ppm
Self-supporting terminal mounting
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Power-Mox Series
Thick Film Tubulars and Dividers
Power rating 25-75 watts
Resistance range 20K-1T Ω
Tolerance as low as 0.5%
TCR from 25ppm-50ppm
Voltage handling up to 60KV
Multiple Terminations
Divider Specifier
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Euro-Power Wirewound
European Sized High Power
Special European Core Dimensions
High Wattage
All Welded Construction
"Live" Mounting Options
Round Wire and Ribbon Wire
14984 Series
High Current Round Edgewound
Up to 160 Amps of Continuous
10% tolerance standard
Crosses to popular Ward Leonard and
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89 Series
Axial Terminal Wirewound Aluminum
Power rating 5-50 watts with proper
Resistance range 0.005-100K ohms
Tolerance of 1% and 5% standard
TCR as low as 20ppm
Aluminum housing provides heatsink
60S Series
Metal Plate Current Sense SMD
Power rating 0.25-1 watt
Resistance values as low as 0.002
Tolerance 5%
TCR as low as 100ppm
low inductance
Current sensing
Cabinet Product Assortment
Power Resistor Series & Heatsinks
For prototype and lab design
Contains most popular resistor and
7 different cabinets assortments
20 drawers and 40 compartments
Product Key with every cabinet
More info
LVC Series
Low Value Thick Film Chip
Power rating 0.25-1 watt
Resistance range 0.01-0.976 ohms
1% Tolerance std
TCR as low as 100ppm
0603, 2010, and 2512 sizes
Mini Macro Chip Series
High Voltage Thick Film SMD Chip
Power rating 0.1-1 watt
Resistance range 47-51 meg ohms
Wraparound termination
TCR as low as 100ppm
0603, 0805, 1206, and 2512 sizes
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RW1/RW2 Series
Kelvin Connect Current Sense SMD
Power rating 1 and 2 watts
Resistance range 0.005-0.05 ohms
1% Tolerance standard
Great TCR of 50ppm
Designed in a Kelvin configuration
TCH35 Series
35 Watt TO-220 Thick Film
Power rating 35 watts with proper
resistance range 1-10K ohms
5% Tolerance standard 1% on
TCR as low as 50ppm
4.28°C/W to heatsink
Low inductance design
TAH20 Series
20 Watt TO-220 Thick Film
Power rating 20 watts with proper
resistance range 0.05-10K ohms
5% Tolerance standard 1% available
TCR as low as 50ppm
Thermal resistance of 6.25°C/W to
Low inductance design
TAP1000 and 2000 Series
1000 and 2000 Watt Heat Sinkable
Power rating 1000-2000 watts with
resistance range 0.5-1K ohms
10% Tolerance standard
TCR 250ppm
2000 DC max operating voltage
Low inductance design
S Series Shunts
High Current Shunts
Up to 1000 amps current handling
Multiple configurations
0.5% accuracy class
Brass construction
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Power Tap Switches
Panel Mount High-current, non-
Up to 100 amps current rating
Up to 12 taps per switch
Ceramic and metal construction
UL listed for most models
Selection guide
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Low Wattage Mini-Mox Series
0.25-0.50 Watt Precision Thick Film
Power rating 0.25 and 0.5 watts
Resistance range 100K-1.5 gig ohms
1% Tolerance standard others
TCR as low as 100ppm
Voltage handling up to 1000 volts
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10 Series
Kelvin & Axial Wire Element Current
Power rating 2-5 watts
Resistance as low as 0.005 ohms
1% Tolerance standard, others on
Fixed measuring point
Ideal for current sense applications
Low inductance (non inductive below
Axiohm® Series
Centohm Coated Wirewound Axial
Power rating 1-10 watts
Resistance range 0.1-150K ohms
Tolerance 1%
TCR values down to 20ppm
Conformal Silicone coating
All welded rugged construction
80 Series RW Series
Silicone-Ceramic Conformal Axial/ Mil-
Power rating 1-10 watts
Resistance range 0.1-150K ohms
Tolerance 1-5%
TCR values down to 20ppm
Conformal Silicone coating
Available in MIL-R-26 specifications
Super Mox Series
High Voltage Non Inductive Axial
Power rating 3.8-20 watts
Resistance range 1K -50 gig
0.05%-10% Tolerance
TCR values as low as 10ppm
Up 90KV voltage handling
Non-Inductive design
HPW Series
High Precision Welded Axial or Radial
Tolerance as low as 0.005%
TCR matching from 1ppm- 6000ppm
All welded construction
Excellent long term stability
A Series
PulsEaters® Ceramic Composition
Power rating 2-5.5 watts
Resistance range 1-10K ohms E12
10% Tolerance
Up to 2800 Joules of energy handling
Non inductive
Ideal for surge applications
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270 Series
Tubular Fixed Wirewound
Power rating 12-1000 watts
Resistance range 0.10-392K ohms
5% Tol. standard, 10% under 1 ohm
TCR down to 260ppm
Rugged, flame resist. vitreous
Overload of 10X wattage for 5 sec.
Custom Core & Terminal available
Mounting hardware available
210 Series
Vitreous Enamel Adjustable Power
Power rating 12-1000 watts
Resistance range 1-100K ohms
10% Tolerance std.; TCR 260ppm
Adjustable lug supplied
Overload of 10X wattage for 5 sec.
PFE and PFR Series
Powr-Rib® Edgewound and Round
Current ratings up to 100 amps
Resistance range 0.33 to 42 ohms
10% Tolerance standard
Short time overload of 10 times
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HS/HSN Series
Aluminum Housed Axial Wirewound
Power rating 100 and 250 watts with
Resistance range 0.05-35.7K ohms
Tolerance of 1% and 5% standard
TCR as low as 30ppm
Aluminum housing provides heatsink
Ohm-Ranger®
Resistance Selector
Range: 1 ohm thru 11, 111, 110 ohms
7 decades
Rugged metal construction
Control Knobs
Control Knobs
Customizable with inlays, lines, or
great range of sizes and styles
Transilluminated
Rheostat and Tap Switch Hardware
Knobs, Dials, etc.
Popular knobs
Tandem coupling kits
Repair kits
Dials
Extra mounting hardware
LVK Series
Four Terminal High Precision Current
Power rating 0.5-2 watts
Resistance values as low as 0.001
Tolerance 0.5 and 1% standard
TCR as low as 50ppm
High-precision Kelvin connect
HVC Series
Precision High-Value High-voltage
Power rating 0.125-1 watt
Resistance range up to 100 gig
5% Tolerance standard, others
TCR as low as 25ppm
Voltage handling up to 3000 volts
0805, 1206, 2512
TA Series
Power Chip® Thick Film On Alumina
Power rating 3-100 watts
Resistance range 0.10-250K ohms,
1%, 5%, and 10% Tolerance
TCR as low as 50ppm
PCB mountable
TEH100 100 Watt
100 Watt TO-247 Thick Film
100 watts with proper heatsink
resistance range 0.05-1 meg ohm
5% and 1% Tolerance standard
TCR as low as 50ppm
1.5°C/W to heatsink
Low inductance design
TK/TN Series
15 and 20 Watt TO220
15 or 20 watt rating with proper
15 watt: Resistance range 0.01-10K
20 watt: Resistance range 4-10K Ω
1% and 2% Tolerance, TCR 50ppm,
Thermal resistance 8.33°C/W
Mounting bracket available
CS3 Series
Kelvin Connect Precision Current
Power rating 3 watts
Resistance range 0.001-0.050 ohms
Tolerances of 1%, 2% and 5%
TCR of 60ppm
Kelvin configuration
Non Inductive design
MacroChip Series
High Voltage Thick Film Chip
Power rating 0.75-3.25 watts
Resistance range 100-5 gig ohms
Tolerance as low as 0.5%
TCR as low as 50ppm
Voltage ratings up to 10KV
Non inductive design
MC1RD Series
Thick Film SMT-MOX Divider
Power rating 1.5 watts
Resistance range 5 meg-5 gig ohms
max ratio of 5000:1
Ratio tolerance as low as 0.5%
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Little Rebel® Series
Carbon film
Only available through select
Power rating up to 2 watts
24 values per decade
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20 Series
Vitreous Enamel Conformal Axial
Power rating 1-10 watts
Resistance range 0.1-100K ohms
Tolerance 5%
TCR values down to 30ppm
Flame resistant Vitreous coating
All welded rugged construction
40 Series
Silicone-Ceramic Conformal Axial
Power rating 1-10 watts
Resistance range 0.1-150K ohms
Tolerance 1%
TCR values down to 20ppm
Conformal Silicone coating
All welded rugged construction
60 Series
Metal Element Current Sense
Power rating 0.1-3 watts
Resistance range 0.005-0.05 ohms
Tolerance 3%
TCR as low as 90ppm
non inductive
flameproof
Slim-Mox Series
Precision Thick Film Resistors and
Power rating 0.25-9 watts
Resistance range 100-5 gig ohms
Tolerance 0.5%-20%
TCR as low as 25ppm
Voltage handling up to 25KV
Divider Specifier
TFS Series
Surge Capable Thick Film
Power rating 0.5-2 watts
resistance range 100-100K ohms
1% and 5% Tolerance standard
TCR 100ppm
Energy ratings up to 55 joules
TWM/TWW Series
Ceramic Housed Radial Terminal
Power rating 3-10 watts
Resistance range 0.01-50K ohms
5% Tolerance
TCR as low as 350ppm
Flameproof inorganic construction
Commercial grade
280 Series
Corrib® Hi-Current, Fixed and
Custom Core & Terminal available
Mounting hardware available
Power rating 35-2000 watts
Resistance range 0.02-358 ohms
10% Tolerance std.; TCR 400ppm
Rugged and flame resistant Vitreous
Low ohm / High current
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G Series
Capacitor Mount Discharge &
Power rating 10 and 13 watts
Resistance range 1-120K ohms
1% Tolerance available 5% standard
TCR 100ppm
Capacitor mount design
Metalohm Series
Wirewound Heatsinksble Radial
Power rating 20-150 watts properly
Resistance range 0.5-50K ohms
5% Tolerance
Multiple terminal choices
Terminal sleeves to increase dielectric
250 Series
Oval Core Fixed Wirewound
Power rating 10-55 watts
Resistance range 1-60K ohms
Tolerance 5%
TCR as low as 260ppm
Stackable design
Available in adjustable version
Solid State Power Controls
Variable Control for AC Inputs/Outputs
Up to 240 volts AC
Up to 8.3 amps AC current handling
Built in ON/OFF switch
Adjustable control range
Cap-Ranger®
Capacitance Selector
Range: 100 picofarads to 11.111
Rugged Construction
Maximum Voltage 200 volts
Accuracy 2%
Range: 1 ohm thru 1, 111, 110 ohms in 1 ohm increments
Dec-RangerTM
Decade Resistance Selector
Range: 1 ohm thru 1, 111, 110 ohms
6 decades
Sturdy metal construction
OHMITE 散热片
AH Series Extrusions
Custom Extrusion Heatsinks
Multiple surface finishes available
Modifications available: screw holes, bolt patterns and milling per customer specifications
Resistor Hardware
For Wirewound Resistors
Lug mounting details
For 200, 210, 270, and 280 Series
Multiple mounting options
Push in style and Thru-Bolt style
can be configured to up to 4 units high
M Series Heatsink
TO-220, TO-247 Multiple Device
TO-247 and TO-264 packages
Maximum Repeatability; Constant
Mount up to 4 devices per heatsink
Black anodized or degreased finish
For TBH, TCH, and TEH series
E Series Heatsink
Heatsink for TO-220 Devices
Compatible with TO-220 devices
Thermal resistance as low as 7.4°C/W
Available in multiple heights
Black Anodized and degreased versions
W Series Heatsink
TO-220 and TO-247 devices
No screw, clip system
Compatible with TO-247 and TO-220
Spring Clip delivers constant
For TBH, TCH, and TEH series
Performance data
S Series Heatsink
LED Star Package Heatsinks
Designed for LED modules
Multiple extrusion lengths
Black Anodized and Degreased finishes available
D Series Heatsink
Heatsink For TO-268, TO-263, TO-252
Extruded heat sink body
Compatible with TO-252, TO-263 and TO-268 SMD devices
Increased surface area over standard stamped heatsinks
For use with Ohmite TDH35 series
For TBH, and TCH series
F and R Series Heatsink
Heatsinks for TO-220 and TO-247
For vertical mounting with solderable
TO-220, TO-218, TO-247 devices
Black anodized
Thermal resistance as low as 3°C/W
For TBH, TCH, and TEH series
C Series Heatsink
C Series For TO Package Heatsinks
No tool, camming clip system
Compatible with TO-264, TO-247,TO-220 and TO-126 Devices.
Mount up to 3 devices per heatsink
Spring Clip delivers constant repeatable pressure
For TBH, TCH, TEH, and TFH series
R2 Series Heatsink
TO-220 and TO-247
No tool, camming clip
Increased surface area
For TBH, TCH, and TEH series
Constant clip pressure
Available in black anodized or decreased finish
OHMITE 停产产品
Resistor Assortments
Cabinet resistor assortments
Discontinued
MX Series
Metal Oxide
Discontinued
Key to five-band code
P Series
Epoxy Molded Precision Wirewound
Discontinued
Surface Mount Resistor Assortments
Surface Mount Resistor
Cabinet Resistor Assortments
Discontinued
Metal Devil® Series
Metal film
Discontinued
Key to five-band code
PowrFilm® Series
Metal alloy film
Discontinued
WLRH Series
Heliohm Wirewound
Discontinued
PECOS® TC Series
Thick film on porcelainized steel
Discontinued
TVW/TVM Series
Ceramic Housed with Standoffs
Discontinued
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