High-Voltage Resistors

  • Caddock

Caddock MG Standard Range

  • Cylindrical high voltage axial leaded resistor
  • Maximum operating voltage from 600V up to 30kV *
  • Resistance values from 200ฮฉ up to 2Gฮฉ *
  • Tolerances of ยฑ0.1%, ยฑ0.25%, ยฑ0.5% and ยฑ1%
  • TCR as tight as ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC
  • Maximum power rating from 0.5W up to 15W *
  • Operating Temperature Range of -55ยฐC to +225ยฐC
* Dependant on selected resistor model
  • Caddock

Caddock MG -15 Range

  • Cylindrical high voltage axial leaded resistor
  • Maximum operating voltage from 960V up to 48kV *
  • Resistance values from 6.5Mฮฉ up to 2Gฮฉ *
  • Tolerances of ยฑ1% and ยฑ5%
  • TCR as tight as ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC
  • Maximum power rating from 0.5W up to 15W *
  • Operating Temperature Range of -55ยฐC to +225ยฐC
* Dependant on selected resistor model
  • Caddock

Caddock MG Extended Range

  • Cylindrical high voltage axial leaded resistor
  • Maximum operating voltage from 2kV up to 30kV *
  • Resistance values from 600ฮฉ up to 10Gฮฉ *
  • Tolerances of ยฑ1% and ยฑ5%
  • TCR as tight as ยฑ80 ppm/ยฐC from +25ยฐC to +105ยฐC
  • Operating Temperature Range of -55ยฐC to +225ยฐC
  • Maximum power rating from 1.5W up to 15W *
* Dependant on selected resistor model
  • Caddock

Caddock MM Series

  • Precision high voltage through-hole resistor
  • Maximum operating voltage from 200V up to 800V (standard series)
  • Utilises Caddock’s Micronoxยฎ resistance film
  • Non-inductive performance available
  • High power rating at +125ยฐC
  • Maximum operating temperature to +275ยฐC
  • Extended life stability of 0.1% per 1,000 hours
  • Caddock

Caddock MX500 Series

  • High ohmic high voltage axial leaded through-hole resistor
  • Maximum operating temperature up to +175ยฐC
  • Utilises Caddock’s Micronoxยฎ resistance film
  • Five sizes and voltage ratings from 7.5kV up to 32kV
  • Utilises Caddock’s non-inductive design
  • Caddock

Caddock TG Series

  • Precision high voltage axial leaded through-hole resistor
  • Resistance range: 25 kฮฉ to 1,000 Mฮฉ
  • Temperature coefficient: ยฑ25 ppm/ยฐC from -55ยฐC to +125ยฐC
  • Load life stability: 0.25% per 1,000 hours at +125ยฐC
  • Resistance tolerance options: ยฑ0.1%, ยฑ0.25%, ยฑ0.5%, ยฑ1%
  • Maximum continuous operating voltage up to 30 kV
  • -15 series increases maximum voltage by 60%
  • Caddock

Caddock USF240 Series

  • Ultra-stable radial leaded film through-hole resistors
  • Constructed with two selected USF300 series resistors bonded back to back for parallel connection on the PCB
  • Maximum working voltage of 300V
  • Ceramic package provides cool operation
  • Utilising Caddock’s proprietary resistance film systems
  • Available in standard resistance values most commonly used in precision analog design
  • Zero nominal TCR
  • Temperature range from -40ยฐC up to +85ยฐC
  • Caddock

Caddock USF270 Series

  • Ultra-stable radial leaded film through-hole resistors
  • Constructed with two selected USF300 series resistors bonded back to back for parallel connection on the PCB
  • Maximum working voltage of 1.4kV
  • Ceramic package provides cool operation
  • Utilising Caddock’s proprietary resistance film systems
  • Available in standard resistance values most commonly used in precision analog design
  • Zero nominal TCR
  • Temperature range from -40ยฐC up to +85ยฐC
  • Caddock

Caddock USF271 Series

  • Ultra-stable radial leaded film through-hole resistors
  • Constructed with two selected USF300 series resistors bonded back to back for parallel connection on the PCB
  • Maximum working voltage of 2.5kV
  • Ceramic package provides cool operation
  • Utilising Caddock’s proprietary resistance film systems
  • Available in standard resistance values most commonly used in precision analog design
  • Zero nominal TCR
  • Temperature range from -40ยฐC up to +85ยฐC
  • Caddock

Caddock USF340 Series

  • Ultra-stable radial leaded film through-hole resistors
  • Maximum working voltage of 300V
  • Ceramic package provides cool operation
  • Utilising Caddock’s proprietary resistance film systems
  • Available in standard resistance values most commonly used in precision analog design
  • Zero nominal TCR
  • Temperature range from -40ยฐC up to +85ยฐC
  • Caddock

Caddock USF370 Series

  • Ultra-stable radial leaded film through-hole resistors
  • Maximum working voltage of 1.4kV
  • Ceramic package provides cool operation
  • Utilising Caddock’s proprietary resistance film systems
  • Available in standard resistance values most commonly used in precision analog design
  • Zero nominal TCR
  • Temperature range from -40ยฐC up to +85ยฐC
  • Caddock

Caddock USF371 Series

  • Ultra-stable radial leaded film through-hole resistors
  • Maximum working voltage of 2.5kV
  • Ceramic package provides cool operation
  • Utilising Caddock’s proprietary resistance film systems
  • Available in standard resistance values most commonly used in precision analog design
  • Zero nominal TCR
  • Temperature range from -40ยฐC up to +85ยฐC
  • Caddock

Caddock USFS Series

  • Ultra-stable radial leaded film through-hole resistor sets
  • Sets are available with either 3 or 5 selected USF300 series resistors (model dependent)
  • Voltage coefficient as low as 0.005 ppm/V per resistor set (model dependent)
  • Ceramic package provides cool operation
  • Utilising Caddock’s proprietary resistance film systems
  • Available in 30Mฮฉ, 50Mฮฉ and 100Mฮฉ sets
  • Multiple USFS selected resistor sets can be used in series to achieve higher total resistances and higher voltage ratings
  • Caddock

Caddock USG1105 Series

  • Ultra-stable precision high voltage axial leaded film through-hole resistors
  • Typical load life stability 0.025% per 1,000 hours
  • Temperature range -40ยฐC to +85ยฐC
  • Utilising Caddock’s Tetrinoxยฎ resistance film systems
  • Custom low TC HV strings are available: 50KV, 100KV, etc.
  • Caddock

Caddock USG1110 Series

  • Ultra-stable precision high voltage axial leaded film through-hole resistors
  • Typical load life stability 0.025% per 1,000 hours
  • Temperature range -40ยฐC to +85ยฐC
  • Utilising Caddock’s Tetrinoxยฎ resistance film systems
  • Custom low TC HV strings are available: 50KV, 100KV, etc.
  • Caddock

Caddock USG1115 Series

  • Ultra-stable precision high voltage axial leaded film through-hole resistors
  • Typical load life stability 0.025% per 1,000 hours
  • Temperature range -40ยฐC to +85ยฐC
  • Utilising Caddock’s Tetrinoxยฎ resistance film systems
  • Custom low TC HV strings are available: 50KV, 100KV, etc.

Caddock MG Standard Range

  • Cylindrical high voltage axial leaded resistor
  • Maximum operating voltage from 600V up to 30kV *
  • Resistance values from 200ฮฉ up to 2Gฮฉ *
  • Tolerances of ยฑ0.1%, ยฑ0.25%, ยฑ0.5% and ยฑ1%
  • TCR as tight as ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC
  • Maximum power rating from 0.5W up to 15W *
  • Operating Temperature Range of -55ยฐC to +225ยฐC
* Dependant on selected resistor model

Caddock MG -15 Range

  • Cylindrical high voltage axial leaded resistor
  • Maximum operating voltage from 960V up to 48kV *
  • Resistance values from 6.5Mฮฉ up to 2Gฮฉ *
  • Tolerances of ยฑ1% and ยฑ5%
  • TCR as tight as ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC
  • Maximum power rating from 0.5W up to 15W *
  • Operating Temperature Range of -55ยฐC to +225ยฐC
* Dependant on selected resistor model

Caddock MG Extended Range

  • Cylindrical high voltage axial leaded resistor
  • Maximum operating voltage from 2kV up to 30kV *
  • Resistance values from 600ฮฉ up to 10Gฮฉ *
  • Tolerances of ยฑ1% and ยฑ5%
  • TCR as tight as ยฑ80 ppm/ยฐC from +25ยฐC to +105ยฐC
  • Operating Temperature Range of -55ยฐC to +225ยฐC
  • Maximum power rating from 1.5W up to 15W *
* Dependant on selected resistor model

Caddock MM Series

  • Precision high voltage through-hole resistor
  • Maximum operating voltage from 200V up to 800V (standard series)
  • Utilises Caddock’s Micronoxยฎ resistance film
  • Non-inductive performance available
  • High power rating at +125ยฐC
  • Maximum operating temperature to +275ยฐC
  • Extended life stability of 0.1% per 1,000 hours

Caddock MX500 Series

  • High ohmic high voltage axial leaded through-hole resistor
  • Maximum operating temperature up to +175ยฐC
  • Utilises Caddock’s Micronoxยฎ resistance film
  • Five sizes and voltage ratings from 7.5kV up to 32kV
  • Utilises Caddock’s non-inductive design

Caddock TG Series

  • Precision high voltage axial leaded through-hole resistor
  • Resistance range: 25 kฮฉ to 1,000 Mฮฉ
  • Temperature coefficient: ยฑ25 ppm/ยฐC from -55ยฐC to +125ยฐC
  • Load life stability: 0.25% per 1,000 hours at +125ยฐC
  • Resistance tolerance options: ยฑ0.1%, ยฑ0.25%, ยฑ0.5%, ยฑ1%
  • Maximum continuous operating voltage up to 30 kV
  • -15 series increases maximum voltage by 60%

Caddock USF240 Series

  • Ultra-stable radial leaded film through-hole resistors
  • Constructed with two selected USF300 series resistors bonded back to back for parallel connection on the PCB
  • Maximum working voltage of 300V
  • Ceramic package provides cool operation
  • Utilising Caddock’s proprietary resistance film systems
  • Available in standard resistance values most commonly used in precision analog design
  • Zero nominal TCR
  • Temperature range from -40ยฐC up to +85ยฐC

Caddock USF270 Series

  • Ultra-stable radial leaded film through-hole resistors
  • Constructed with two selected USF300 series resistors bonded back to back for parallel connection on the PCB
  • Maximum working voltage of 1.4kV
  • Ceramic package provides cool operation
  • Utilising Caddock’s proprietary resistance film systems
  • Available in standard resistance values most commonly used in precision analog design
  • Zero nominal TCR
  • Temperature range from -40ยฐC up to +85ยฐC

Caddock USF271 Series

  • Ultra-stable radial leaded film through-hole resistors
  • Constructed with two selected USF300 series resistors bonded back to back for parallel connection on the PCB
  • Maximum working voltage of 2.5kV
  • Ceramic package provides cool operation
  • Utilising Caddock’s proprietary resistance film systems
  • Available in standard resistance values most commonly used in precision analog design
  • Zero nominal TCR
  • Temperature range from -40ยฐC up to +85ยฐC

Caddock USF340 Series

  • Ultra-stable radial leaded film through-hole resistors
  • Maximum working voltage of 300V
  • Ceramic package provides cool operation
  • Utilising Caddock’s proprietary resistance film systems
  • Available in standard resistance values most commonly used in precision analog design
  • Zero nominal TCR
  • Temperature range from -40ยฐC up to +85ยฐC

Caddock USF370 Series

  • Ultra-stable radial leaded film through-hole resistors
  • Maximum working voltage of 1.4kV
  • Ceramic package provides cool operation
  • Utilising Caddock’s proprietary resistance film systems
  • Available in standard resistance values most commonly used in precision analog design
  • Zero nominal TCR
  • Temperature range from -40ยฐC up to +85ยฐC

Caddock USF371 Series

  • Ultra-stable radial leaded film through-hole resistors
  • Maximum working voltage of 2.5kV
  • Ceramic package provides cool operation
  • Utilising Caddock’s proprietary resistance film systems
  • Available in standard resistance values most commonly used in precision analog design
  • Zero nominal TCR
  • Temperature range from -40ยฐC up to +85ยฐC

Caddock USFS Series

  • Ultra-stable radial leaded film through-hole resistor sets
  • Sets are available with either 3 or 5 selected USF300 series resistors (model dependent)
  • Voltage coefficient as low as 0.005 ppm/V per resistor set (model dependent)
  • Ceramic package provides cool operation
  • Utilising Caddock’s proprietary resistance film systems
  • Available in 30Mฮฉ, 50Mฮฉ and 100Mฮฉ sets
  • Multiple USFS selected resistor sets can be used in series to achieve higher total resistances and higher voltage ratings

Caddock USG1105 Series

  • Ultra-stable precision high voltage axial leaded film through-hole resistors
  • Typical load life stability 0.025% per 1,000 hours
  • Temperature range -40ยฐC to +85ยฐC
  • Utilising Caddock’s Tetrinoxยฎ resistance film systems
  • Custom low TC HV strings are available: 50KV, 100KV, etc.

Caddock USG1110 Series

  • Ultra-stable precision high voltage axial leaded film through-hole resistors
  • Typical load life stability 0.025% per 1,000 hours
  • Temperature range -40ยฐC to +85ยฐC
  • Utilising Caddock’s Tetrinoxยฎ resistance film systems
  • Custom low TC HV strings are available: 50KV, 100KV, etc.

Caddock USG1115 Series

  • Ultra-stable precision high voltage axial leaded film through-hole resistors
  • Typical load life stability 0.025% per 1,000 hours
  • Temperature range -40ยฐC to +85ยฐC
  • Utilising Caddock’s Tetrinoxยฎ resistance film systems
  • Custom low TC HV strings are available: 50KV, 100KV, etc.

Manufacturers

Looking for High-Voltage Resistors?

The below manufacturers are all of our authorised partners that produce High-Voltage Resistors or related products.

High-Voltage Resistors

Browse our wide range of High Voltage resistors with a maximum voltage range from 150V to 30kVย (Ohmcraft)ย 600V to 48kVย (Caddock) and 5000Vย (Riedon). Available as through-hole and surface mount options, and with a wide range of voltage ratings, power ratings, tolerances and other variables, we can find the right solution for your project, however big or small.