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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: 362,063

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Part #

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

WSXM
PolyPhaser
1: NT$9,217.75
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

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Datasheet

11In Stock

NT$9,217.75

NT$8,827.70

Min.: 1
Mult.: 1

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

TP5.0SMD60CA-FL
Littelfuse
1: NT$249.16
1,835In 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

1,835In Stock

Cut Tape

NT$249.16

NT$167.42

NT$138.38

NT$122.97

Reel

NT$109.70

Min.: 1
Mult.: 1

: 3,000

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: NT$3,949.59
70In Stock
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

70In Stock

NT$3,949.59

NT$3,745.97

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 2GHz - 6GHz, DC Block, 10W, IP67, .5uJ, 10kA, Filter

AL-LSXM
PolyPhaser
1: NT$2,748.98
24In Stock
6Expected 8/26/2026
New Product

Mfr. Part #
AL-LSXM

Mouser Part #
44-AL-LSXM

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 2GHz - 6GHz, DC Block, 10W, IP67, .5uJ, 10kA, Filter

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Datasheet

24In Stock

6Expected 8/26/2026

NT$2,748.98

NT$2,602.35

Min.: 1
Mult.: 1

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

DGXZ+06NFNF-A
PolyPhaser
1: NT$7,747.19
59In Stock
21Expected 8/26/2026
New Product

Mfr. Part #
DGXZ+06NFNF-A

Mouser Part #
44-DGXZ+06NFNF-A

New Product

PolyPhaser

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

Learn More

Datasheet

59In Stock

21Expected 8/26/2026

NT$7,747.19

NT$7,419.52

Min.: 1
Mult.: 1

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

DGXZ+06NFNF-B
PolyPhaser
1: NT$6,727.25
9In Stock
New Product

Mfr. Part #
DGXZ+06NFNF-B

Mouser Part #
44-DGXZ+06NFNF-B

New Product

PolyPhaser

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

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Datasheet

9In Stock

NT$6,727.25

NT$6,380.58

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/M Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 2kW, 10mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

IS-50NX-C0-ME
PolyPhaser
1: NT$3,949.59
30In Stock
New Product

Mfr. Part #
IS-50NX-C0-ME

Mouser Part #
44-IS-50NX-C0-ME

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/M Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 2kW, 10mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

Learn More

Datasheet

30In Stock

NT$3,949.59

NT$3,745.97

Min.: 1
Mult.: 1

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

TP5.0SMDJ300CA
Littelfuse
1: NT$237.33
4,123In Stock
3,000Expected 11/30/2026
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

4,123In Stock

3,000Expected 11/30/2026

Cut Tape

NT$237.33

NT$170.65

NT$138.02

NT$122.61

Reel

NT$122.61

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Industrial & Electrical Fuses POWrFuse BD 1000Vdc 250A

PF-000100E250B1
Bourns
1: NT$8,158.03
13In Stock
New Product

Mfr. Part #
PF-000100E250B1

Mouser Part #
652-PF-000100E250B1

New Product

Bourns

Industrial & Electrical Fuses POWrFuse BD 1000Vdc 250A

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Datasheet

13In Stock

NT$8,158.03

NT$6,762.74

NT$6,154.73

NT$4,941.21

Min.: 1
Mult.: 1

NTC Thermistors ESAPP-ESA PROBE-RTD PT1000, 2000mm

20016752-02
TE Connectivity
1: NT$51,787.12
4In Stock
10On Order
New Product

Mfr. Part #
20016752-02

Mouser Part #
571-20016752-02

New Product

TE Connectivity

NTC Thermistors ESAPP-ESA PROBE-RTD PT1000, 2000mm

Learn More

Datasheet

4In Stock

10On Order

NT$51,787.12

NT$47,344.94

View

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 700MHz to 1000MHz, Telemetry, DC Pass, 15V, IP67, 20kA, Hybrid, Flange Mount

109-0501W-D
PolyPhaser
1: NT$6,171.58
5In Stock
New Product

Mfr. Part #
109-0501W-D

Mouser Part #
44-109-0501W-D

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 700MHz to 1000MHz, Telemetry, DC Pass, 15V, IP67, 20kA, Hybrid, Flange Mount

Datasheet

5In Stock

NT$6,171.58

NT$5,853.59

Min.: 1
Mult.: 1

Connectorized Surge Protectors HEMP Tested 7/16 F/M Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, 1000W, IP67, 100 V Max., 25mJ, 20kA, Filter, Low PIM

HT-RO-TSX-DCDFM
PolyPhaser
1: NT$9,217.75
5In Stock
New Product

Mfr. Part #
HT-RO-TSX-DCDFM

Mouser Part #
44-HT-RO-TSX-DCDFM

New Product

PolyPhaser

Connectorized Surge Protectors HEMP Tested 7/16 F/M Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, 1000W, IP67, 100 V Max., 25mJ, 20kA, Filter, Low PIM

Learn More

Datasheet

5In Stock

NT$9,217.75

NT$8,827.70

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: NT$4,504.91
8In Stock
21On Order
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

8In Stock

21On Order

NT$4,504.91

NT$4,272.96

Min.: 1
Mult.: 1

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

IS-B50HN-C2-ME
PolyPhaser
1: NT$4,751.92
7In Stock
New Product

Mfr. Part #
IS-B50HN-C2-ME

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

New Product

PolyPhaser

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

Learn More

Datasheet

7In Stock

NT$4,751.92

NT$4,507.06

Min.: 1
Mult.: 1

Connectorized Surge Protectors UHF M/F Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 2kW, 10mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

IS-B50LU-C0-MA
PolyPhaser
1: NT$4,998.92
5In Stock
New Product

Mfr. Part #
IS-B50LU-C0-MA

Mouser Part #
44-IS-B50LU-C0-MA

New Product

PolyPhaser

Connectorized Surge Protectors UHF M/F Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 2kW, 10mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

Learn More

Datasheet

5In Stock

NT$4,998.92

NT$4,741.16

Min.: 1
Mult.: 1

Connectorized Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 5 Pair POTS, xDSL, UL 497B

IX-5T
PolyPhaser
1: NT$9,161.11
1In Stock
New Product

Mfr. Part #
IX-5T

Mouser Part #
44-IX-5T

New Product

PolyPhaser

Connectorized Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 5 Pair POTS, xDSL, UL 497B

Datasheet

1In Stock

NT$9,161.11

NT$8,773.57

Min.: 1
Mult.: 1

Circuit Breakers 508,DM,24VDC,CL,2-3-3.6,CL2,ATX

REX22D-TD2-100-DC24V-2A/3A/3,6A-CL2-E
E-T-A
1: NT$3,807.99
4In Stock
New Product

Mfr. Part #
REX22D-TD2-100-DC24V-2A/3A/3,6A-CL2-E

Mouser Part #
457-REX22DTD22336CLE

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,2-3-3.6,CL2,ATX

Learn More

Datasheet

4In Stock

NT$3,807.99

NT$3,179.90

NT$2,955.12

Min.: 1
Mult.: 1

NTC Thermistors ESA PROBE-RTD PT1000 3000mm ENG MODEL

10219128-03
TE Connectivity
1: NT$22,558.61
2In Stock
New Product

Mfr. Part #
10219128-03

Mouser Part #
571-10219128-03

New Product

TE Connectivity

NTC Thermistors ESA PROBE-RTD PT1000 3000mm ENG MODEL

Learn More

Datasheet

2In Stock

NT$22,558.61

NT$20,623.79

NT$18,997.63

View

Min.: 1
Mult.: 1

Industrial Surge Protectors VAL-US-SPP-120/50/1+0-R

1790744
Phoenix Contact
1: NT$3,373.84
4In Stock
3Expected 9/10/2026
New Product

Mfr. Part #
1790744

Mouser Part #
651-1790744

New Product

Phoenix Contact

Industrial Surge Protectors VAL-US-SPP-120/50/1+0-R

Learn More

Datasheet

4In Stock

3Expected 9/10/2026

NT$3,373.84

NT$3,360.22

Min.: 1
Mult.: 1

Industrial Surge Protectors VAL-US-SPP-277/50/1+1-R

1790772
Phoenix Contact
1: NT$6,488.85
5In Stock
New Product

Mfr. Part #
1790772

Mouser Part #
651-1790772

New Product

Phoenix Contact

Industrial Surge Protectors VAL-US-SPP-277/50/1+1-R

Learn More

Datasheet

5In Stock

NT$6,488.85

Min.: 1
Mult.: 1

NTC Thermistors SMD NTC Thermistor 0805 10kOhm 1% B-3455 HT Series

B57432V5103A262
TDK
1: NT$17.21
2,800In Stock
New Product

Mfr. Part #
B57432V5103A262

Mouser Part #
871-B57432V5103A262

New Product

TDK

NTC Thermistors SMD NTC Thermistor 0805 10kOhm 1% B-3455 HT Series

Datasheet

2,800In Stock

Cut Tape

NT$17.21

NT$16.10

NT$15.02

NT$14.27

View

Reel

NT$10.65

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

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

108-1019A
PolyPhaser
1: NT$6,898.97
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

NT$6,898.97

NT$6,607.16

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: NT$6,110.27
2In Stock
10Expected 8/26/2026
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

2In Stock

10Expected 8/26/2026

NT$6,110.27

NT$5,795.51

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: NT$6,446.55
4In 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

4In Stock

NT$6,446.55

NT$6,173.73

Min.: 1
Mult.: 1

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

GSA-KIT-D
PolyPhaser
1: NT$2,900.27
5In 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

5In Stock

NT$2,900.27

NT$2,750.77

Min.: 1
Mult.: 1

Circuit Protection

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