Power Control

Rhopoint Components have an extensive range of Power Control products designed for various applications within the industry.

Range of standard resistors for calibration purposes from Alpha Electronics and Isabellenhütte.

Vast selection of precision and ultra-precision resistors, current sensing shunts and low ohmic resistors and power resistors in various through-hole and surface-mount packages in virtually any resistance value from Alpha Electronics, Caddock, Isabellenhütte, Riedon and Susumu.

Range of NTC and PTC thermistors and inrush current limiters from Ametherm.

High quality, high voltage relays handling up to 15kV from Cynergy3
Data acquisition modules from DGH with number of analog and digital input and output options, offering possibility to easily set up a customised plug-and-play data acquisition system.

Isabellenhütte’s innovative solution for battery management system applications – the IsaSCALE IVT-S is a plug-and-play module for precise current and voltage measurement in package fitting into palm of your hand.

Robust, high quality general purpose and precision load cells in range of packages by Lord Sensing Stellar Technology.

Variety of digital isolators from NVE Corporation based on their patented spintronic GMR technology.

  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 8Ω ±20% (at 20°C)
  • Maximum steady state current of 2A
  • Maximum recommended energy of 25J
  • Voltage ratings of 120VAC and 240VAC
  • Body temperature of +152°C at maximum current
  • Caddock
  • Current sensing resistor network
  • Resistance ranges from 0.9Ω to 1kΩ
  • Absolute Tolerance of ±0.05%, ±0.1% or ±0.25%
  • TCR from ±50 ppm/°C to ±100 ppm/°C
  • Power rating of 1W depending on the model
  • Temperature range from -55°C to +85°C
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 10Ω (at 25°C)
  • Maximum steady state current of 6A
  • Maximum recommended energy of 55J
  • Voltage ratings of 120VAC and 240VAC
  • Body temperature of +172°C at maximum current
  • Caddock
  • Precision resistor network
  • Resistance range from 0.5Ω to 10kΩ
  • Tolerance of ±0.05% to ±1.0%
  • TCR of ±50, ±80 or ±100 ppm/°C
  • Power rating of 100mW up to 2W per resistor
  • Temperature range from 0°C to +70°C
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 120Ω (at 25°C)
  • Maximum steady state current of 2A (up to +25°C)
  • Maximum recommended energy of 40J
  • Body temperature of +185°C at maximum current
  • Maximum disc diameter 15mm
  • Caddock
  • Current sense resistor
  • Resistance range from 0.01Ω to 10Ω
  • Tolerance from ±1.0% to ±5.0%
  • TCR of -20 to +80, 0 to +200 or +300 ppm/°C
  • Power rating of 0.75W at 70°C
  • Temperature range from -55°C to +150°C
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 16Ω (at 25°C)
  • Maximum steady state current of 4.4A
  • Maximum recommended energy of 50J
  • Body temperature of +172°C at maximum current
  • Maximum disc diameter
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 1Ω (at 25°C)
  • Maximum steady state current of 10A
  • Maximum recommended energy of 45J
  • Voltage ratings of 120VAC and 240VAC
  • Body temperature of +192°C at maximum current
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 220Ω (at 25°C)
  • Maximum steady state current of 2A
  • Maximum recommended energy of 40J
  • Voltage ratings of 120VAC and 240VAC
  • Body temperature of +191°C at maximum current
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 25Ω (at 25°C)
  • Maximum steady state current of 3A
  • Maximum recommended energy of 50J
  • Voltage ratings of 120VAC and 240VAC
  • Body temperature of +172°C at maximum current
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 25Ω (at 25°C)
  • Maximum steady state current of 4A
  • Maximum recommended energy of 50J
  • Body temperature of +172°C at maximum current
  • Maximum disc diameter 15mm
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 2.5Ω (at 25°C)
  • Maximum steady state current of 6A
  • Maximum recommended energy of 40J
  • Body temperature of +174°C at maximum current
  • Maximum disc diameter 15mm
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 2.5Ω (at 25°C)
  • Maximum steady state current of 7A
  • Maximum recommended energy of 40J
  • Body temperature of +174°C at maximum current
  • Maximum disc diameter 15mm
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 2.5Ω (at 25°C)
  • Maximum steady state current of 8A
  • Maximum recommended energy of 40J
  • Voltage ratings of 120VAC and 240VAC
  • Body temperature of +19°C at maximum current
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 2.5Ω(at 25°C)
  • Maximum steady state current of 9A
  • Maximum recommended energy of 40J
  • Voltage ratings of 120VAC and 240VAC
  • Body temperature of +194°C at maximum current
  • Ametherm
  • Inrush current limiting thermistor
  • Resistance of 30Ω (at 25°C)
  • Maximum steady state current of 4A
  • Maximum recommended energy of 40J
  • Body temperature of +159°C at maximum current
  • Maximum disc diameter 15mm