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Circuit Protection

Circuit Protection devices and components are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many circuit protection manufacturers including Analog Devices, Bourns, Eaton, Phoenix Contact, TDK EPCOS, Littelfuse, Vishay, & more.
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Please view our selection of circuit protection devices below.

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Types of Circuit Protection

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Results: 361,784

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Part #

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, DC - 6GHz, 90W, IP67, 60 V Max., 5mJ, 20kA, Gas Discharge Tube

GT-NFF-AL
PolyPhaser
1: $102.72
32In Stock
13Expected 2026-04-17
New Product

Mfr. Part #
GT-NFF-AL

Mouser Part #
44-GT-NFF-AL

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, DC - 6GHz, 90W, IP67, 60 V Max., 5mJ, 20kA, Gas Discharge Tube

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Datasheet

32In Stock

13Expected 2026-04-17

$102.72

$97.24

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, DC - 6GHz, 90W, IP67, 60 V Max., 5mJ, 20kA, Gas Discharge Tube

GT-NFM-AL
PolyPhaser
1: $93.72
36In Stock
New Product

Mfr. Part #
GT-NFM-AL

Mouser Part #
44-GT-NFM-AL

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, DC - 6GHz, 90W, IP67, 60 V Max., 5mJ, 20kA, Gas Discharge Tube

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Datasheet

36In Stock

$93.72

$88.73

Min.: 1
Mult.: 1

Connectorized Surge Protectors TNC F/F Bulkhead Coaxial RF Surge Protector, DC - 7GHz, DC Pass, 90W, IP67, 4mJ, 20kA, Gas Discharge Tube

GT-TFF-AL
PolyPhaser
1: $110.42
28In Stock
New Product

Mfr. Part #
GT-TFF-AL

Mouser Part #
44-GT-TFF-AL

New Product

PolyPhaser

Connectorized Surge Protectors TNC F/F Bulkhead Coaxial RF Surge Protector, DC - 7GHz, DC Pass, 90W, IP67, 4mJ, 20kA, Gas Discharge Tube

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Datasheet

28In Stock

$110.42

$104.53

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N M/F Bulkhead Coaxial RF Surge Protector, 125MHz - 1GHz, DC Block, 500W, 800uJ, 50kA, Blocking Cap, Hole Mount

IS-B50HN-C2-MA
PolyPhaser
1: $153.69
15In Stock
New Product

Mfr. Part #
IS-B50HN-C2-MA

Mouser Part #
44-IS-B50HN-C2-MA

New Product

PolyPhaser

Connectorized Surge Protectors Type N M/F Bulkhead Coaxial RF Surge Protector, 125MHz - 1GHz, DC Block, 500W, 800uJ, 50kA, Blocking Cap, Hole Mount

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Datasheet

15In Stock

$153.69

$145.77

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, DC - 3.0GHz, DC Pass, 60V, 2000W, IP67, 20kA, Gas Tube, Bracket Included

103-0324A-A
PolyPhaser
1: $143.77
24In Stock
6Expected 2026-07-17
New Product

Mfr. Part #
103-0324A-A

Mouser Part #
44-103-0324A-A

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, DC - 3.0GHz, DC Pass, 60V, 2000W, IP67, 20kA, Gas Tube, Bracket Included

Datasheet

24In Stock

6Expected 2026-07-17

$143.77

$136.37

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 125MHz - 1GHz, DC Block, 375W, 220uJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

IS-50NX-C2
PolyPhaser
1: $141.29
28In Stock
New Product

Mfr. Part #
IS-50NX-C2

Mouser Part #
44-IS-50NX-C2

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 125MHz - 1GHz, DC Block, 375W, 220uJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

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Datasheet

28In Stock

$141.29

$134.01

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 10MHz - 1GHz, DC Block, 1.5kW, 3.5mJ, 20kA, Blocking Cap, Hole Mount

IS-B50LN-C0
PolyPhaser
1: $136.32
17In Stock
New Product

Mfr. Part #
IS-B50LN-C0

Mouser Part #
44-IS-B50LN-C0

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 10MHz - 1GHz, DC Block, 1.5kW, 3.5mJ, 20kA, Blocking Cap, Hole Mount

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Datasheet

17In Stock

$136.32

$129.31

Min.: 1
Mult.: 1

Connectorized Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 4 Pair Gigabit Ethernet, PoE, UL 497B

IXG-05
PolyPhaser
1: $268.03
8In Stock
New Product

Mfr. Part #
IXG-05

Mouser Part #
44-IXG-05

New Product

PolyPhaser

Connectorized Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 4 Pair Gigabit Ethernet, PoE, UL 497B

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Datasheet

8In Stock

$268.03

$256.68

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 100MHz - 512MHz, DC Block, 750W, IP67, .5uJ, 20kA, Filter, Bracket Down, Hole Mount

VHF50HN
PolyPhaser
1: $208.22
53In Stock
New Product

Mfr. Part #
VHF50HN

Mouser Part #
44-VHF50HN

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 100MHz - 512MHz, DC Block, 750W, IP67, .5uJ, 20kA, Filter, Bracket Down, Hole Mount

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Datasheet

53In Stock

$208.22

$197.50

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 10MHz - 1GHz, DC Block, 1.5kW, 120uJ, 20kA, Blocking Cap, Hole Mount

IS-B50LN-C2
PolyPhaser
1: $153.69
36In Stock
42Expected 2026-04-30
New Product

Mfr. Part #
IS-B50LN-C2

Mouser Part #
44-IS-B50LN-C2

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 10MHz - 1GHz, DC Block, 1.5kW, 120uJ, 20kA, Blocking Cap, Hole Mount

Learn More

Datasheet

36In Stock

42Expected 2026-04-30

$153.69

$145.77

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 2kW, 3.5mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

IS-50NX-C0
PolyPhaser
1: $116.50
30In Stock
New Product

Mfr. Part #
IS-50NX-C0

Mouser Part #
44-IS-50NX-C0

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 2kW, 3.5mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

Learn More

Datasheet

30In Stock

$116.50

$110.49

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, DC Block, 500W, IP67, .005uJ, 40kA, Filter

TSX-NFF
PolyPhaser
1: $225.58
38In Stock
New Product

Mfr. Part #
TSX-NFF

Mouser Part #
44-TSX-NFF

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, DC Block, 500W, IP67, .005uJ, 40kA, Filter

Learn More

Datasheet

38In Stock

$225.58

$213.96

Min.: 1
Mult.: 1

Fuse Holder FUSE HOLDER, ATO Inline Red

FHAC0001ZXJL
Littelfuse
1: $8.64
739In Stock
New Product

Mfr. Part #
FHAC0001ZXJL

Mouser Part #
576-FHAC0001ZXJL

New Product

Littelfuse

Fuse Holder FUSE HOLDER, ATO Inline Red

Datasheet

739In Stock

$8.64

$8.04

$7.75

$6.02

View

Min.: 1
Mult.: 1

Automotive Fuses FUSE - ZCASE MEGA 32V M10 250A 480 PC

3298250.ZXM10
Littelfuse
1: $19.24
294In Stock
New Product

Mfr. Part #
3298250.ZXM10

Mouser Part #
576-3298250.ZXM10

New Product

Littelfuse

Automotive Fuses FUSE - ZCASE MEGA 32V M10 250A 480 PC

Datasheet

294In Stock

$19.24

$18.56

$17.87

$13.75

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS 5KW AECQ-101 TR13 RoHS

TP5.0SMDJ300CA
Littelfuse
1: $9.09
625In Stock
3,000Expected 2026-04-16
New Product

Mfr. Part #
TP5.0SMDJ300CA

Mouser Part #
576-TP5.0SMDJ300CA

New Product

Littelfuse

ESD Protection Diodes / TVS Diodes TVS 5KW AECQ-101 TR13 RoHS

Learn More

Datasheet

625In Stock

3,000Expected 2026-04-16

Cut Tape

$9.09

$6.52

$5.28

$4.69

Reel

$4.69

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Connectorized Surge Protectors Coaxial RF Surge Protector Kit, BGXZ-60NFNM-AS, Hardware Kit

108-1019A
PolyPhaser
1: $277.11
4In Stock
New Product

Mfr. Part #
108-1019A

Mouser Part #
44-108-1019A

New Product

PolyPhaser

Connectorized Surge Protectors Coaxial RF Surge Protector Kit, BGXZ-60NFNM-AS, Hardware Kit

Datasheet

4In Stock

$277.11

$265.39

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 400MHz - 1.2GHz, 300W, IP67, 15 V Max., 500uJ, 20kA, Hybrid, Bracket Down, Hole Mount

CGXZ+15NFNF-A
PolyPhaser
1: $245.43
4In Stock
New Product

Mfr. Part #
CGXZ+15NFNF-A

Mouser Part #
44-CGXZ+15NFNF-A

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 400MHz - 1.2GHz, 300W, IP67, 15 V Max., 500uJ, 20kA, Hybrid, Bracket Down, Hole Mount

Learn More

Datasheet

4In Stock

$245.43

$232.79

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N M/F Coaxial RF Surge Protector, 400MHz - 1.2GHz, 300W, IP67, 15 V Max., 500uJ, 20kA, Hybrid, Bracket Down, Hole Mount

CGXZ+15NMNF-A
PolyPhaser
1: $277.65
3In Stock
New Product

Mfr. Part #
CGXZ+15NMNF-A

Mouser Part #
44-CGXZ+15NMNF-A

New Product

PolyPhaser

Connectorized Surge Protectors Type N M/F Coaxial RF Surge Protector, 400MHz - 1.2GHz, 300W, IP67, 15 V Max., 500uJ, 20kA, Hybrid, Bracket Down, Hole Mount

Learn More

Datasheet

3In Stock

$277.65

$263.35

Min.: 1
Mult.: 1

Connectorized Surge Protectors TNC F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 15 V Max., 500uJ, 20kA, Hybrid, Bracket Up, Hole Mount

DGXZ+15TFTF-BN
PolyPhaser
1: $280.14
2In Stock
New Product

Mfr. Part #
DGXZ+15TFTF-BN

Mouser Part #
44-DGXZ+15TFTF-BN

New Product

PolyPhaser

Connectorized Surge Protectors TNC F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 15 V Max., 500uJ, 20kA, Hybrid, Bracket Up, Hole Mount

Learn More

Datasheet

2In Stock

$280.14

$265.71

Min.: 1
Mult.: 1

Surge Protection Accessories Ground Strap Adapter Kit for SX Series DIN Connectors

GSA-KIT-D
PolyPhaser
1: $113.00
4In Stock
New Product

Mfr. Part #
GSA-KIT-D

Mouser Part #
44-GSA-KIT-D

New Product

PolyPhaser

Surge Protection Accessories Ground Strap Adapter Kit for SX Series DIN Connectors

Learn More

Datasheet

4In Stock

$113.00

$106.98

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/M Coaxial RF Surge Protector, 125MHz - 1GHz, DC Block, 375W, 220uJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

IS-50NX-C2-ME
PolyPhaser
1: $122.69
8In Stock
New Product

Mfr. Part #
IS-50NX-C2-ME

Mouser Part #
44-IS-50NX-C2-ME

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/M Coaxial RF Surge Protector, 125MHz - 1GHz, DC Block, 375W, 220uJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

Learn More

Datasheet

8In Stock

$122.69

$116.37

Min.: 1
Mult.: 1

Connectorized Surge Protectors UHF F/M Coaxial RF Surge Protector, 50MHz - 700MHz, DC Block, 375W, 600uJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

IS-50UX-C1-ME
PolyPhaser
1: $161.12
3In Stock
New Product

Mfr. Part #
IS-50UX-C1-ME

Mouser Part #
44-IS-50UX-C1-ME

New Product

PolyPhaser

Connectorized Surge Protectors UHF F/M Coaxial RF Surge Protector, 50MHz - 700MHz, DC Block, 375W, 600uJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

Datasheet

3In Stock

$161.12

$152.83

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, 10MHz - 1GHz, DC Block, 1.5kW, 3.5mJ, 20kA, Blocking Cap, Hole Mount

IS-B50LN-C2-ME
PolyPhaser
1: $131.37
7In Stock
New Product

Mfr. Part #
IS-B50LN-C2-ME

Mouser Part #
44-IS-B50LN-C2-ME

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, 10MHz - 1GHz, DC Block, 1.5kW, 3.5mJ, 20kA, Blocking Cap, Hole Mount

Learn More

Datasheet

7In Stock

$131.37

$124.60

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 500W, 75uJ, 50kA, Blocking Cap, Hole Mount

IS-NEMP-C0
PolyPhaser
1: $279.37
2In Stock
4Expected 2026-04-09
New Product

Mfr. Part #
IS-NEMP-C0

Mouser Part #
44-IS-NEMP-C0

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 500W, 75uJ, 50kA, Blocking Cap, Hole Mount

Learn More

Datasheet

2In Stock

4Expected 2026-04-09

$279.37

$267.57

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 125MHz - 1GHz, DC Block, 200W, 250uJ, 50kA, Blocking Cap, Hole Mount

IS-NEMP-C2
PolyPhaser
1: $265.25
5In Stock
New Product

Mfr. Part #
IS-NEMP-C2

Mouser Part #
44-IS-NEMP-C2

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 125MHz - 1GHz, DC Block, 200W, 250uJ, 50kA, Blocking Cap, Hole Mount

Learn More

Datasheet

5In Stock

$265.25

$251.58

Min.: 1
Mult.: 1

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