Engine Cooling System Solutions

Littelfuse Engine Cooling System Solutions offer protection against threats to the ability of an engine to cool using the right fluids. Threats to these cooling systems include overheating, load dumps, surges, and ESDs. Littelfuse solutions to these threats include Schottky and TVS diodes, diode arrays, MLVS, SMD PPTCs, and MOVs.

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Description Datasheet Availability Pricing (JPY) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Product
Mounting Style
Termination Style
Package / Case
Voltage Rating AC
Voltage Rating DC
Varistor Voltage
Clamping Voltage
Diameter
Max Surge Current
Surge Energy Rating
Capacitance
Minimum Operating Temperature
Maximum Operating Temperature
Qualification
Packaging
Littelfuse Varistors 25V 10mm Phenolic AEC-Q200 AUMOV
Datasheet
4,458In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 25 VAC 28 VDC 39 V 77 V 12.5 mm 5 A 13 J 2.9 nF - 40 C + 125 C AEC-Q100 Bulk
Littelfuse Varistors 30V 14mm Epoxy AEC-Q200 AUMOV
Datasheet
276In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 30 VAC 34 VDC 47 V 93 V 17 mm 10 A 32 J 5.55 nF - 40 C + 85 C AEC-Q100 Bulk
Littelfuse Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE
Datasheet
1,460In Stock
Min.: 1
Mult.: 1
AUMOV MOVs PCB Mount Radial 625 VAC 825 VDC 1 kV 1.65 kV 17 mm 6.5 kA 235 J 160 pF - 40 C + 85 C AEC-Q200 Bulk
Littelfuse Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE
Datasheet
173In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 17 mm 6.5 kA 130 J 450 pF - 40 C + 125 C AEC-Q200 Bulk
Littelfuse Varistors 14V 14mm Phenolic AEC-Q200 AUMOV
Datasheet
1,156In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 14 VAC 16 VDC 22 V 43 V 9 mm 10 A 10 J 10.2 nF - 40 C + 125 C AEC-Q100 Bulk
Littelfuse Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE
Datasheet
944In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 17 mm 6.5 kA 130 J 450 pF - 40 C + 125 C AEC-Q200 Bulk
Littelfuse Varistors 30V 14mm Phenolic AEC-Q200 AUMOV
Datasheet
1,248In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 30 VAC 34 VDC 47 V 93 V 17 mm 10 A 32 J 5.55 nF - 40 C + 125 C AEC-Q100 Bulk
Littelfuse Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE
Datasheet
1,719In Stock
Min.: 1
Mult.: 1
AUMOV MOVs PCB Mount Radial 35 VAC 45 VDC 56 V 110 V 17 mm 6.5 kA 40 J 5 nF - 40 C + 125 C AEC-Q200 Bulk
Littelfuse Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE
Datasheet
531In Stock
Min.: 1
Mult.: 1
AUMOV MOVs PCB Mount Radial 510 VAC 670 VDC 820 V 1.355 kV 17 mm 6.5 kA 205 J 200 pF - 40 C + 125 C AEC-Q200 Bulk
Littelfuse Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE
Datasheet
938In Stock
Min.: 1
Mult.: 1
AUMOV MOVs PCB Mount Radial 550 VAC 745 VDC 910 V 1.5 kV 17 mm 6.5 kA 210 J 180 pF - 40 C + 125 C AEC-Q200 Bulk
Littelfuse Varistors 1W 16V 2220 AEC-Q200
Datasheet
125In Stock
1,000Expected 11/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 500

AUML MLVs PCB Mount SMD/SMT 2220 (5650 metric) 16 VDC 26.4 V 42 V 50 J 25 nF - 55 C + 125 C AEC-Q200 Reel, Cut Tape, MouseReel
Littelfuse Varistors 18 VDC 6J 40V-CL
Datasheet
394In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

AUML MLVs PCB Mount SMD/SMT 1812 (4532 metric) 18 VDC 32 V 40 V 5 A 6 J - 40 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 30V 20mm Epoxy AEC-Q200 AUMOV
Datasheet
6In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 30 VAC 34 VDC 47 V 93 V 17 mm 20 A 90 J 12 nF - 40 C + 85 C AEC-Q100 Bulk
Littelfuse Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE
Datasheet
600In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 300 VAC 385 VDC 470 V 775 V 23 mm 10 kA 290 J 800 pF - 40 C + 125 C AEC-Q200 Bulk
Littelfuse Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE
Datasheet
125In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 320 VAC 420 VDC 510 V 840 V 23 mm 10 kA 320 J 750 pF - 40 C + 125 C AEC-Q200 Bulk
Littelfuse Varistors 25V 20mm Phenolic AEC-Q200 AUMOV
Datasheet
1,152In Stock
5,600On Order
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 25 VAC 28 VDC 39 V 77 V 12.5 mm 20 A 77 J 13.5 nF - 40 C + 125 C AEC-Q100 Bulk
Littelfuse Varistors 275 VAC 260J 710V-CL 10KA-PK
Datasheet
795In Stock
Min.: 1
Mult.: 1
AUMOV MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 23 mm 10 kA 260 J 900 pF - 40 C + 125 C AEC-Q200 Bulk
Littelfuse Varistors 30V 20mm Phenolic AEC-Q200 AUMOV
Datasheet
3,665In Stock
400Expected 10/5/2026
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 30 VAC 34 VDC 47 V 93 V 17 mm 20 A 90 J 12 nF - 40 C + 125 C AEC-Q100 Bulk
Littelfuse Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE
Datasheet
1,046In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 320 VAC 420 VDC 510 V 840 V 23 mm 10 kA 320 J 750 pF - 40 C + 125 C AEC-Q200 Bulk
Littelfuse Varistors 42V 20mm Phenolic AEC-Q200 AUMOV
Datasheet
2,712In Stock
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 42 VAC 50 VDC 68 V 135 V 23 mm 20 A 140 J 8.5 nF - 40 C + 125 C AEC-Q100 Bulk
Littelfuse Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE
Datasheet
203In Stock
Min.: 1
Mult.: 1
: 400
AUMOV MOVs PCB Mount Radial 50 VAC 65 VDC 82 V 145 V 23 mm 10 kA 80 J 6 nF - 40 C + 125 C AEC-Q200 Reel, Cut Tape
Littelfuse Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE
Datasheet
615In Stock
Min.: 1
Mult.: 1
AUMOV MOVs PCB Mount Radial 550 VAC 745 VDC 910 V 1.5 kV 23 mm 10 kA 450 J 300 pF - 40 C + 125 C AEC-Q200 Bulk
Littelfuse Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE
Datasheet
1,117In Stock
Min.: 1
Mult.: 1
AUMOV MOVs PCB Mount Radial 440 VAC 585 VDC 715 V 1.18 kV 23 mm 6.5 kA 340 J 500 pF - 40 C + 85 C AEC-Q200 Bulk
Littelfuse Varistors 14V 14mm Epoxy AEC-Q200 AUMOV
Datasheet
1,742In Stock
4,200Expected 2/22/2027
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 14 VAC 16 VDC 22 V 43 V 14 mm 10 A 10 J 10.2 nF - 40 C + 85 C AEC-Q100 Bulk
Littelfuse Varistors 25V 14mm Phenolic AEC-Q200 AUMOV
Datasheet
3,600Expected 2/9/2027
Min.: 1
Mult.: 1

AUMOV MOVs PCB Mount Radial 25 VAC 28 VDC 39 V 77 V 12.5 mm 10 A 25 J 6.2 nF - 40 C + 125 C AEC-Q100 Bulk