Varistors

A varistor (also known as a voltage-dependent resistor, or VDR) is a resistor whose resistance changes as the voltage across it increases or decreases. Varistors are typically constructed from a ceramic material containing semiconductor materials such as silicon and germanium. They have a relatively large resistance at low voltage levels, but as the voltage increases, their resistance drops significantly, allowing more current to flow through them. This feature makes them useful for absorbing transient voltages, which are sudden increases in the voltage that can occur when a device is powered on or off. Varistors are also commonly used to provide overvoltage protection, where they absorb and dissipate excessive voltages before they reach sensitive electronic components.

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Enter Qty ProductVoltage Rating DCVoltage Rating ACClamping VoltageDiameterPeak Surge CurrentSurge Energy RatingCapacitanceOperating Temperature RangeTermination StylePackagingPackage / CaseSeriesMounting StyleVaristor VoltageMinimum Operating TemperatureMaximum Operating TemperatureQualification
  
                      
V151DA40


Varistors 150V 40kA 8000pF 40mm Disc
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

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AUD 25.25

Multiples of: 12

 200 V150 V405 V 40 kA300 J8000 pF- 55 C to + 85 CScrewBulk Da / Db  - 55 C+ 85 C 
TMOV34S251MP


Varistors THERMALLY PROTECTED VARISTOR 34MM
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

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AUD 26.1086

Multiples of: 180

Mov330 VDC250 VAC650 V34 mm40 kA 5000 pF RadialBulk TmovPcb Mount - 55 C+ 85 C 
ERZC32CK271W


Varistors ZNR Transient/Surge Absorber Type E
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AUD 26.2298

Multiples of: 1

                  
ERZ-C32EK271Y


Varistors 270V 25KA 60x55x14mm
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Panasonic 0
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AUD 26.7771

Multiples of: 1

Mov225 VDC159 VAC455 V 25 kA255 J4200 pF ScrewBulk Ek 270 V- 40 C+ 85 C 
D7780ZOV301RA940


MOV - High Energy, 53mm, 300VAC, 70000A Imax (aka 01-0980)
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Maida 0
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AUD 27.3

Multiples of: 2

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LST1507VL2NT1


Varistors Thermally Protected MOV
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AUD 27.8373

Multiples of: 1

MOV200 VDC150 VAC600 V-75 kA-- RadialTray LSTPCB-- 40 C+ 85 C 
V751HB34


Varistors 1200V 40kA 1800pF
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AUD 27.9947

Multiples of: 1

Mov970 VDC750 VAC2 kV34 mm40 kA1.05 Kj1800 pF RadialBulk Hb34Pcb Mount - 55 C+ 85 C 
ERZC32CK361W


Varistors ERZC TYPE CK UL CSA RECOGNZD DSK ZNR TAB Max. Allow. =AC230Vrms, Peak Current 25kA
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AUD 28.1077

Multiples of: 1

                  
TMOV34S421EP


Varistors THERMALLY PROTECTED VARISTOR 34 MM DISC
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AUD 28.7683

Multiples of: 180

MOV560 VDC420 VAC1.13 kV34 mm40 kA910 J3000 pF RadialBulk TMOVPCB Mount748 V- 55 C+ 85 C 
LST1805VL2NT1


VARISTOR SPD 180V 50KA SURGE
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AUD 28.9038

Multiples of: 720

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