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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: 359,609

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Part #

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, Use IS-B50LN-C2-ME

IS-B50LN-C0-ME
PolyPhaser
1: $145.46
318In Stock
New Product

Mfr. Part #
IS-B50LN-C0-ME

Mouser Part #
44-IS-B50LN-C0-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, Use IS-B50LN-C2-ME

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Datasheet

318In Stock

$145.46

$137.97

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: $143.22
464In Stock
76On Order
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

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Datasheet

464In Stock

76On Order

$143.22

$135.84

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: $208.13
284In Stock
132On Order
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

284In Stock

132On Order

$208.13

$197.41

Min.: 1
Mult.: 1

Connectorized Surge Protectors 75 Ohm Type F F/F Bulkhead Coaxial RF Surge Protector, DC - 2.5GHz, 50W, IP67, 60 V Max., 10kA, Gas Discharge Tube

GT75-FFF
PolyPhaser
1: $237.22
20In Stock
6Expected 9/18/2026
New Product

Mfr. Part #
GT75-FFF

Mouser Part #
44-GT75-FFF

New Product

PolyPhaser

Connectorized Surge Protectors 75 Ohm Type F F/F Bulkhead Coaxial RF Surge Protector, DC - 2.5GHz, 50W, IP67, 60 V Max., 10kA, Gas Discharge Tube

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Datasheet

20In Stock

6Expected 9/18/2026

$237.22

$225.00

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: $105.17
31In Stock
32On Order
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

31In Stock

32On Order

$105.17

$99.75

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: $221.56
33In Stock
41On Order
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

33In Stock

41On Order

$221.56

$210.15

Min.: 1
Mult.: 1

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

TSX-NFM-P
PolyPhaser
1: $190.22
55In Stock
New Product

Mfr. Part #
TSX-NFM-P

Mouser Part #
44-TSX-NFM-P

New Product

PolyPhaser

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

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Datasheet

55In Stock

$190.22

$180.43

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 300MHz - 1.2GHz, DC Block, 2.5kW, IP67, .0075uJ, 40kA, Filter

TUSX-NFF
PolyPhaser
1: $246.06
16In Stock
56On Order
New Product

Mfr. Part #
TUSX-NFF

Mouser Part #
44-TUSX-NFF

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 300MHz - 1.2GHz, DC Block, 2.5kW, IP67, .0075uJ, 40kA, Filter

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Datasheet

16In Stock

56On Order

$246.06

$235.66

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, DC - 1.0GHz, DC Pass, 60V, 100W, 4kA, Gas Tube

108-1118B-A
PolyPhaser
1: $123.08
40In Stock
New Product

Mfr. Part #
108-1118B-A

Mouser Part #
44-108-1118B-A

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, DC - 1.0GHz, DC Pass, 60V, 100W, 4kA, Gas Tube

Datasheet

40In Stock

$123.08

$116.74

Min.: 1
Mult.: 1

Connectorized Surge Protectors TNC F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 6 V Max., 175uJ, 20kA, Hybrid, Bracket Down, Hole Mount

DGXZ+06TFTF-A
PolyPhaser
1: $234.99
54In Stock
New Product

Mfr. Part #
DGXZ+06TFTF-A

Mouser Part #
44-DGXZ+06TFTF-A

New Product

PolyPhaser

Connectorized Surge Protectors TNC F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 6 V Max., 175uJ, 20kA, Hybrid, Bracket Down, Hole Mount

Learn More

Datasheet

54In Stock

$234.99

$222.89

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 60 V Max., 2.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount

DGXZ-60NFNF-A
PolyPhaser
1: $254.27
9In Stock
New Product

Mfr. Part #
DGXZ-60NFNF-A

Mouser Part #
44-DGXZ-60NFNF-A

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 60 V Max., 2.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount

Learn More

Datasheet

9In Stock

$254.27

$243.52

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 3kW, 20uJ, 50kA, Blocking Cap, Hole Mount

IS-B50HN-C0
PolyPhaser
1: $163.36
24In Stock
5Expected 9/9/2026
New Product

Mfr. Part #
IS-B50HN-C0

Mouser Part #
44-IS-B50HN-C0

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 3kW, 20uJ, 50kA, Blocking Cap, Hole Mount

Learn More

Datasheet

24In Stock

5Expected 9/9/2026

$163.36

$154.95

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N M/F Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 500W, 20mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

IS-B50HN-C0-MA
PolyPhaser
1: $161.12
18In Stock
7Expected 9/11/2026
New Product

Mfr. Part #
IS-B50HN-C0-MA

Mouser Part #
44-IS-B50HN-C0-MA

New Product

PolyPhaser

Connectorized Surge Protectors Type N M/F Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 500W, 20mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

Learn More

Datasheet

18In Stock

7Expected 9/11/2026

$161.12

$152.83

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 125MHz - 1GHz, DC Block, 500W, 800uJ, 20kA, Blocking Cap, Hole Mount

IS-B50HN-C2
PolyPhaser
1: $158.89
57In Stock
New Product

Mfr. Part #
IS-B50HN-C2

Mouser Part #
44-IS-B50HN-C2

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 125MHz - 1GHz, DC Block, 500W, 800uJ, 20kA, Blocking Cap, Hole Mount

Learn More

Datasheet

57In Stock

$158.89

$150.70

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 10MHz - 1GHz, DC Block, 100W, 120uJ, 20kA, Blocking Cap, Hole Mount

098-1013G-A
PolyPhaser
1: $147.69
25In Stock
New Product

Mfr. Part #
098-1013G-A

Mouser Part #
44-098-1013G-A

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 10MHz - 1GHz, DC Block, 100W, 120uJ, 20kA, Blocking Cap, Hole Mount

Datasheet

25In Stock

$147.69

$140.09

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 Down, Hole Mount

DGXZ+15TFTF-A
PolyPhaser
1: $266.58
67In Stock
New Product

Mfr. Part #
DGXZ+15TFTF-A

Mouser Part #
44-DGXZ+15TFTF-A

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 Down, Hole Mount

Learn More

Datasheet

67In Stock

$266.58

$255.29

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: $99.68
57In Stock
51On Order
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

Learn More

Datasheet

57In Stock

51On Order

$99.68

$94.37

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 6GHz - 10GHz, DC Block, 750W, IP67, .5uJ, 10kA, Filter

WSXM
PolyPhaser
1: $334.26
11In Stock
New Product

Mfr. Part #
WSXM

Mouser Part #
44-WSXM

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 6GHz - 10GHz, DC Block, 750W, IP67, .5uJ, 10kA, Filter

Learn More

Datasheet

11In Stock

$334.26

$320.11

Min.: 1
Mult.: 1

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

TP5.0SMD60CA-FL
Littelfuse
1: $9.04
1,807In Stock
New Product

Mfr. Part #
TP5.0SMD60CA-FL

Mouser Part #
576-TP5.0SMD60CA-FL

New Product

Littelfuse

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

Learn More

Datasheet

1,807In Stock

Cut Tape

$9.04

$5.06

$5.02

$4.46

Reel

$3.78

Min.: 1
Mult.: 1

: 3,000

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 36 V Max., 1.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount

DGXZ+36NFNF-A
PolyPhaser
1: $276.82
37In Stock
25Expected 9/14/2026
New Product

Mfr. Part #
DGXZ+36NFNF-A

Mouser Part #
44-DGXZ+36NFNF-A

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 36 V Max., 1.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount

Learn More

Datasheet

37In Stock

25Expected 9/14/2026

$276.82

$265.12

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, 1.2GHz - 1.6GHz, 10W, IP67, 6 V Max., 175uJ, 15kA, Avalanche Diode

GPS+06NFM
PolyPhaser
1: $172.32
28In Stock
New Product

Mfr. Part #
GPS+06NFM

Mouser Part #
44-GPS+06NFM

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, 1.2GHz - 1.6GHz, 10W, IP67, 6 V Max., 175uJ, 15kA, Avalanche Diode

Learn More

Datasheet

28In Stock

$172.32

$163.44

Min.: 1
Mult.: 1

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

GSA-KIT-N
PolyPhaser
1: $79.98
35In Stock
39On Order
New Product

Mfr. Part #
GSA-KIT-N

Mouser Part #
44-GSA-KIT-N

New Product

PolyPhaser

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

Learn More

Datasheet

35In Stock

39On Order

$79.98

$75.71

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, DC - 6GHz, 1000W, IP67, 60 V Max., 2.5mJ, 20kA, Gas Discharge Tube

GTH-NFM-AL
PolyPhaser
1: $107.41
41In Stock
29On Order
New Product

Mfr. Part #
GTH-NFM-AL

Mouser Part #
44-GTH-NFM-AL

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, DC - 6GHz, 1000W, IP67, 60 V Max., 2.5mJ, 20kA, Gas Discharge Tube

Learn More

Datasheet

41In Stock

29On Order

$107.41

$101.87

Min.: 1
Mult.: 1

Connectorized Surge Protectors RF Surge Protector SPD, SMA F/F, DC - 6GHz, 150W, 60 V Max., 10kA, Gas Discharge Tube

GTH-SFF-AL
PolyPhaser
1: $96.20
40In Stock
51On Order
New Product

Mfr. Part #
GTH-SFF-AL

Mouser Part #
44-GTH-SFF-AL

New Product

PolyPhaser

Connectorized Surge Protectors RF Surge Protector SPD, SMA F/F, DC - 6GHz, 150W, 60 V Max., 10kA, Gas Discharge Tube

Datasheet

40In Stock

51On Order

$96.20

$91.08

Min.: 1
Mult.: 1

Connectorized Surge Protectors RF Surge Protector SPD, SMA F/M, DC - 6GHz, 150W, 60 V Max., 10kA, Gas Discharge Tube

GTH-SFM-AL
PolyPhaser
1: $104.31
59In Stock
12Expected 9/11/2026
New Product

Mfr. Part #
GTH-SFM-AL

Mouser Part #
44-GTH-SFM-AL

New Product

PolyPhaser

Connectorized Surge Protectors RF Surge Protector SPD, SMA F/M, DC - 6GHz, 150W, 60 V Max., 10kA, Gas Discharge Tube

Datasheet

59In Stock

12Expected 9/11/2026

$104.31

$98.76

Min.: 1
Mult.: 1

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