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Z440LP Varistor 440V, 100A

The Z440LP has an operational voltage of 440V, a clipping voltage of 1200V and an energy level of 380J. The Z440LP metal oxide varistor (MOV) is part of the low voltage LP and PS series with a peak current of up to 12kA.

  • Metal oxide varistor
  • LP and PS range with a peak current of 12kA
  • Ideal for consumer and power metering applications
  • Used for a wide range of voltage and currents
  • Reliable protection from multiple faults

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The Z440LP varistor acts as an overvoltage suppressor by providing transient surge protection by clipping the voltage of a device to avoid overvoltage damage.

RoHS Compliant
UL Recognised

Typical Applications

  • Overvoltage protection
  • Line to line protection
  • Voltage spike protection
  • Protection against excessive transient voltages
  • Device protection from multiple faults

Refer to manufacturer’s datasheet for full technical information.

RoHS CompliantUL Recognised



, , ,

Operational Voltage (V)


Test Current (A)


Clipping Voltage (V)


Energy Level


Maximum Continuous Voltage AC rms @ 25°C


Peak Current 8/20


Product Type

Low Voltage MOV


RoHS Compliant, UL Recognised

With over 50 years of extensive experience across a large range of markets, GD Rectifiers design and manufacture standard and custom made heatsinks, selenium and silicon rectifiers, suppressors, converters, inverters and regulator products for industrial power control applications.

GD Rectifiers’ engineers are experts in designing high quality and high reliability heatsinks and power assemblies for applications where optimised performance is required. Solid state semiconductor technology used in power assemblies provide customers with standard and custom design solutions for most industrial power applications.

The custom power specialist also manufactures a wide range of thermal management solutions, including axial fans, thermal trips and fan accessories. GD Rectifiers’ thermal management solutions improve reliability and prevent premature failure.

The company offer a wide range of high efficiency phase controlled thyristors, including replacements for obsolete thyristors, alongside circuit protection devices such as surge arresters and varistors for maximum security and protection.

GD Rectifiers

GD Rectifiers design and manufacture selenium and silicon rectifiers, suppressors, converters, inverters and regulator products for industrial power control applications.

We are one of the UK’s leading distributors of power electronic components and hold extensive stock of diodes, thyristors, IGBTs and MOSFETs from the world’s leading semiconductor manufacturers.

Learn more about our products by getting in touch with us.




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