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603-668-3210

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Ceramic Encased Power Resistors


Axial Lead Wirewound & 
Low OHM Ceramic Boat Resistors
Resistor manufacturing

diagram

  • Wirewound Construction Typically Above .1Ω (CB Style)
  • Metal Element Construction Typically .1Ω and Below (LB and LB(4) Styles.)
  • Specify Style LB(4) for 4-Terminal Construction
  • Fireproof Construction
  • Standard Tolerances ±5%, ±3%, ±1%; available to ±.1%.
  • RoHS compliant, Pb-Free construction available.
  • Standard Temperature Coefficient: ±30 ppm above 1Ω ; ±100ppm .1Ω to 1Ω ; ± 400ppm below .1Ω ; ±60ppm for style LB(4) all values.
  • Dielectric Withstanding Voltage: 1500V AC Minimum.
  • 16 AWG (.051) Axial Leads Available for High Current Applications
  • See Temperature Rise and Derating Diagrams Below.

 

  Ceramic Encased Boat Resistors -- CB, LB Series

KRL STYLE

POWER
25C

MAXIMUM WORKING
VOLTAGE

MAXIMUM CURRENT
AMPS

RESISTANCE RANGE
(HIGHER CUSTOM Ω VALUES AVAILABLE)

A ± .03

B ± .03

C ± .03

AWG
± .005

S
± .062

CB-1/LB-1

1

72V

18

.003 to 2KΩ

.580

.250

.250

20, 24*

.490

CB-1/LB-2

2

100V

20

.003 to 2K Ω

.690

.250

.250

20, 24*

.563

CB-3/LB-3

3

123V

20

.003 to 5K Ω

.875

.312

.312

20

.563

CB-5/LB-5

5

158V

30

.003 to 5KΩ

.875

.375

.350

18,20**

.563

CB-7/LB-7

7

265V

30

.003 to 10K Ω

1.400

.375

.350

18,20**

1.013

CB-10/LB-10

10

447V

30

.003 to 20K Ω

1.880

.375

.350

18,20**

1.388

CB-15/LB-15

15

548V

30

.003 to 20K Ω

1.880

.500

.500

18

1.388

CB-25/LB-25

22

738V

30

.003 to 40K Ω

2.500

.500

.500

18

2.000

 

*20 AWG Style LB, 24 AWG Style CB
**18 AWG Style LB, 20AWG Style CB

VERTICAL MOUNT CERAMIC BOAT RESISTORSdiagramdiagram

Wirewound construction typically above .1Ω;
Metal element construction .1Ω and below.
Fireproof Construction.
Space Saving Design.
Standard Tolerances ±5%, ±3%, ±1%.
RoHS compliant, Pb-Free construction available
Standard temperature coefficient ±30 ppm above 1Ω; ±100 ppm .1Ω to 1Ω; ±400 ppm below .1Ω.
Dielectric withstanding voltage 1500 AC minimum.
See temperature rise and derating diagrams below.
Maximum Current = 25 Amps; 16 AWG or 18 AWG leads available for high current applications.

KRL
STYLE

POWER
@ 25C

MAXIMUM
WORKING VOLTAGE

A
± .039

B
± .059

C
± .039

D
± .032

RESISTANCE
RANGE

V-2

2

210V

.275

.800

.435

.197

.01-20KΩ

V-3

3

261V

.320

1.00

.475

.197

.01-22KΩ

V-5

5

261V

.350

1.00

.520

.197

.01-22KΩ

V-10

10

800V

.365

1.50

.520

.197

.01-90KΩ

V-15

12.5

800V

.500

1.40

.640

.297

.01-90KΩ

 

 diagramdiagram

Note:  Most of the above styles may be ordered with the following options:  ( F ) for custom fusing action; (TF ) for failsafe Thermal Fuse Applications (See Below for TF construction).

 

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