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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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Part #

Connectorised 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: $85.21
9In Stock
New Product

Mfr. Part No.
IS-50NX-C2-ME

Mouser Part No
44-IS-50NX-C2-ME

New Product

PolyPhaser

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

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Datasheet

9In Stock

$85.21

$80.83

Min.: 1
Mult.: 1

Connectorised 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: $111.92
4In Stock
New Product

Mfr. Part No.
IS-50UX-C1-ME

Mouser Part No
44-IS-50UX-C1-ME

New Product

PolyPhaser

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

Datasheet

4In Stock

$111.92

$106.15

Min.: 1
Mult.: 1

Connectorised 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: $91.25
7In Stock
New Product

Mfr. Part No.
IS-B50LN-C2-ME

Mouser Part No
44-IS-B50LN-C2-ME

New Product

PolyPhaser

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

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Datasheet

7In Stock

$91.25

$86.55

Min.: 1
Mult.: 1

Connectorised 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: $187.68
5In Stock
New Product

Mfr. Part No.
IS-NEMP-C2

Mouser Part No
44-IS-NEMP-C2

New Product

PolyPhaser

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

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Datasheet

5In Stock

$187.68

$178.01

Min.: 1
Mult.: 1

Connectorised Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 2 Pair RS-232, UL 497B

IX-2M
PolyPhaser
1: $158.41
3In Stock
New Product

Mfr. Part No.
IX-2M

Mouser Part No
44-IX-2M

New Product

PolyPhaser

Connectorised Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 2 Pair RS-232, UL 497B

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Datasheet

3In Stock

$158.41

$150.25

Min.: 1
Mult.: 1

Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 1.8GHz - 6GHz, DC Block, 10W, IP67, .5uJ, 18kA, Filter

LSXL
PolyPhaser
1: $136.01
7In Stock
New Product

Mfr. Part No.
LSXL

Mouser Part No
44-LSXL

New Product

PolyPhaser

Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 1.8GHz - 6GHz, DC Block, 10W, IP67, .5uJ, 18kA, Filter

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Datasheet

7In Stock

$136.01

$129.01

Min.: 1
Mult.: 1

Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, DC - 2.4GHz, 50W, IP67, 60 V Max., 3mJ, 18kA, Gas Discharge Tube

RGT
PolyPhaser
1: $130.85
9In Stock
New Product

Mfr. Part No.
RGT

Mouser Part No
44-RGT

New Product

PolyPhaser

Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, DC - 2.4GHz, 50W, IP67, 60 V Max., 3mJ, 18kA, Gas Discharge Tube

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Datasheet

9In Stock

$130.85

$124.12

Min.: 1
Mult.: 1

Connectorised Surge Protectors Positive Train Control (PTC) Filter, Railroad RF Band Pass with Surge Protector, 160 MHz to 163 MHz, Type N F/F, 100W CW, IP67, 50uJ, 10kA

RRF-160-NFF
PolyPhaser
1: $372.33
1In Stock
New Product

Mfr. Part No.
RRF-160-NFF

Mouser Part No
44-RRF-160-NFF

New Product

PolyPhaser

Connectorised Surge Protectors Positive Train Control (PTC) Filter, Railroad RF Band Pass with Surge Protector, 160 MHz to 163 MHz, Type N F/F, 100W CW, IP67, 50uJ, 10kA

Datasheet

1In Stock

$372.33

$356.60

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors ESAPP-ESA PROBE-RTD PT1000, 1000mm

20016752-01
TE Connectivity
1: $951.24
1In Stock
New Product

Mfr. Part No.
20016752-01

Mouser Part No
571-20016752-01

New Product

TE Connectivity

NTC (Negative Temperature Coefficient) Thermistors ESAPP-ESA PROBE-RTD PT1000, 1000mm

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Datasheet

1In Stock

$951.24

$869.64

$801.07

View

Min.: 1
Mult.: 1

Surge Protection Accessories L-Shaped Adapter

BF-ADAPTER
PolyPhaser
1: $29.81
20In Stock
New Product

Mfr. Part No.
BF-ADAPTER

Mouser Part No
44-BF-ADAPTER

New Product

PolyPhaser

Surge Protection Accessories L-Shaped Adapter

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Datasheet

20In Stock

$29.81

$25.31

$24.17

$21.61

Min.: 1
Mult.: 1

Connectorised Surge Protectors Type N M/F Coaxial RF Surge Protector, 650MHz - 2.7GHz, 400W, IP67, 30 V Max., 1.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount

DGXE+30NMNF-A
PolyPhaser
1: $173.92
7In Stock
New Product

Mfr. Part No.
DGXE+30NMNF-A

Mouser Part No
44-DGXE+30NMNF-A

New Product

PolyPhaser

Connectorised Surge Protectors Type N M/F Coaxial RF Surge Protector, 650MHz - 2.7GHz, 400W, IP67, 30 V Max., 1.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount

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Datasheet

7In Stock

$173.92

$164.95

Min.: 1
Mult.: 1

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

DGXZ+06NMNF-Z
PolyPhaser
1: $194.57
4In Stock
New Product

Mfr. Part No.
DGXZ+06NMNF-Z

Mouser Part No
44-DGXZ+06NMNF-Z

New Product

PolyPhaser

Connectorised Surge Protectors Type N M/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

4In Stock

$194.57

$184.56

Min.: 1
Mult.: 1

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

DGXZ+36NMNF-A
PolyPhaser
1: $165.29
9In Stock
New Product

Mfr. Part No.
DGXZ+36NMNF-A

Mouser Part No
44-DGXZ+36NMNF-A

New Product

PolyPhaser

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

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Datasheet

9In Stock

$165.29

$156.78

Min.: 1
Mult.: 1

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

GPS+06NFF
PolyPhaser
1: $139.47
7In Stock
6On Order
New Product

Mfr. Part No.
GPS+06NFF

Mouser Part No
44-GPS+06NFF

New Product

PolyPhaser

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

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Datasheet

7In Stock

6On Order

$139.47

$132.28

Min.: 1
Mult.: 1

Connectorised Surge Protectors 75 Ohm Type F F/F Coaxial RF Surge Protector, 4MHz - 900MHz, DC Block, 100W, 50kA, Blocking Cap, Bracket Up, Hole Mount

IS-75F-C1
PolyPhaser
1: $110.19
5In Stock
New Product

Mfr. Part No.
IS-75F-C1

Mouser Part No
44-IS-75F-C1

New Product

PolyPhaser

Connectorised Surge Protectors 75 Ohm Type F F/F Coaxial RF Surge Protector, 4MHz - 900MHz, DC Block, 100W, 50kA, Blocking Cap, Bracket Up, Hole Mount

Learn More

Datasheet

5In Stock

$110.19

$104.52

Min.: 1
Mult.: 1

Surge Protection Accessories IX Series Pole Mount Kit

IX-POLE-KIT
PolyPhaser
1: $67.77
9In Stock
New Product

Mfr. Part No.
IX-POLE-KIT

Mouser Part No
44-IX-POLE-KIT

New Product

PolyPhaser

Surge Protection Accessories IX Series Pole Mount Kit

Datasheet

9In Stock

$67.77

$64.16

Min.: 1
Mult.: 1

Surge Protection Accessories Transition Clamp with Shims to Connect Copper to Galvanized Tower Legs for 1 1/4 to 2 1/4 inch

TK-2
PolyPhaser
1: $48.90
9In Stock
New Product

Mfr. Part No.
TK-2

Mouser Part No
44-TK-2

New Product

PolyPhaser

Surge Protection Accessories Transition Clamp with Shims to Connect Copper to Galvanized Tower Legs for 1 1/4 to 2 1/4 inch

Learn More

Datasheet

9In Stock

$48.90

$45.62

$43.71

Min.: 1
Mult.: 1

Connectorised Surge Protectors 7/16 F/M Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, DC Block, 500W, IP67, .005uJ, 40kA, Filter, Low PIM

TSX-DFM
PolyPhaser
1: $230.34
5In Stock
New Product

Mfr. Part No.
TSX-DFM

Mouser Part No
44-TSX-DFM

New Product

PolyPhaser

Connectorised Surge Protectors 7/16 F/M Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, DC Block, 500W, IP67, .005uJ, 40kA, Filter, Low PIM

Learn More

Datasheet

5In Stock

$230.34

$220.60

Min.: 1
Mult.: 1

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

TSX-NFM
PolyPhaser
1: $139.47
9In Stock
New Product

Mfr. Part No.
TSX-NFM

Mouser Part No
44-TSX-NFM

New Product

PolyPhaser

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

Learn More

Datasheet

9In Stock

$139.47

$132.28

Min.: 1
Mult.: 1

Connectorised Surge Protectors Type N M/F Coaxial RF Surge Protector, 0.5MHz - 1GHz, DC Block, 750W, IP67, 15mJ, 20kA, Filter, Bracket Down, Hole Mount

VUF50NHP-MA
PolyPhaser
1: $290.30
3In Stock
New Product

Mfr. Part No.
VUF50NHP-MA

Mouser Part No
44-VUF50NHP-MA

New Product

PolyPhaser

Connectorised Surge Protectors Type N M/F Coaxial RF Surge Protector, 0.5MHz - 1GHz, DC Block, 750W, IP67, 15mJ, 20kA, Filter, Bracket Down, Hole Mount

Datasheet

3In Stock

$290.30

$277.97

Min.: 1
Mult.: 1

Circuit Breaker Accessories 508, DM, 40A Supply Module, IOLink, ATEX

EM12D-TIO-000-DC24V-40A-E
E-T-A
1: $133.55
6In Stock
New Product

Mfr. Part No.
EM12D-TIO-000-DC24V-40A-E

Mouser Part No
457-EM12DTIO24V4AE

New Product

E-T-A

Circuit Breaker Accessories 508, DM, 40A Supply Module, IOLink, ATEX

Datasheet

6In Stock

$133.55

$113.36

$105.34

Min.: 1
Mult.: 1

Circuit Breaker Accessories 508, DM, 40A Supply Module, Modbus, ATEX

EM12D-TMB-000-DC24V-40A-E
E-T-A
1: $181.71
3In Stock
New Product

Mfr. Part No.
EM12D-TMB-000-DC24V-40A-E

Mouser Part No
457-EM12DTMB24V4AE

New Product

E-T-A

Circuit Breaker Accessories 508, DM, 40A Supply Module, Modbus, ATEX

Datasheet

3In Stock

$181.71

$176.68

$157.56

$146.42

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 400W,24V5%,SMFBIDIRTVS

4SMF24CA-M3/I
Vishay Semiconductors
1: $0.50
6,809In Stock
New Product

Mfr. Part No.
4SMF24CA-M3/I

Mouser Part No
78-4SMF24CA-M3/I

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 400W,24V5%,SMFBIDIRTVS

Datasheet

6,809In Stock

Cut Tape

$0.50

$0.351

$0.172

$0.144

Reel

$0.066

View

Min.: 1
Mult.: 1

: 10,000

ESD Protection Diodes / TVS Diodes 400W,28V5%,SMFBIDIRTVS

4SMF28CA-M3/I
Vishay Semiconductors
1: $0.50
6,832In Stock
New Product

Mfr. Part No.
4SMF28CA-M3/I

Mouser Part No
78-4SMF28CA-M3/I

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 400W,28V5%,SMFBIDIRTVS

Datasheet

6,832In Stock

Cut Tape

$0.50

$0.351

$0.172

$0.144

Reel

$0.066

View

Min.: 1
Mult.: 1

: 10,000

Varistors CANFD, 15pF, 28VDC, 0402

AVRH10C390KT150NA8
TDK
1: $0.12
20,000In Stock
New Product

Mfr. Part No.
AVRH10C390KT150NA8

Mouser Part No
810-AVRH10C390KT150N

New Product

TDK

Varistors CANFD, 15pF, 28VDC, 0402

Learn More

Datasheet

20,000In Stock

Cut Tape

$0.12

$0.067

$0.057

$0.052

View

Reel

$0.04

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Circuit Protection

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