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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: 359,643

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Part #

Connectorized Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 2 Pair Dual Telco Trunk, UL 497B

IX-2T
PolyPhaser
1: NT$6,559.47
1In Stock
New Product

Mfr. Part #
IX-2T

Mouser Part #
44-IX-2T

New Product

PolyPhaser

Connectorized Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 2 Pair Dual Telco Trunk, UL 497B

Datasheet

1In Stock

NT$6,559.47

NT$6,282.00

Min.: 1
Mult.: 1

Connectorized Surge Protectors 7/16 F/F Bulkhead Coaxial RF Surge Protector, DC - 2.7GHz, 400W, IP67, 60 V Max., 420uJ, 20kA, Gas Discharge Tube

RGT-DFF
PolyPhaser
1: NT$4,504.91
6In Stock
7Expected 9/16/2026
New Product

Mfr. Part #
RGT-DFF

Mouser Part #
44-RGT-DFF

New Product

PolyPhaser

Connectorized Surge Protectors 7/16 F/F Bulkhead Coaxial RF Surge Protector, DC - 2.7GHz, 400W, IP67, 60 V Max., 420uJ, 20kA, Gas Discharge Tube

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Datasheet

6In Stock

7Expected 9/16/2026

NT$4,504.91

NT$4,272.96

Min.: 1
Mult.: 1

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

TSX-DFF
PolyPhaser
1: NT$6,788.91
4In Stock
New Product

Mfr. Part #
TSX-DFF

Mouser Part #
44-TSX-DFF

New Product

PolyPhaser

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

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Datasheet

4In Stock

NT$6,788.91

NT$6,439.02

Min.: 1
Mult.: 1

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

TSX-DFM-BF
PolyPhaser
1: NT$7,011.90
6In Stock
New Product

Mfr. Part #
TSX-DFM-BF

Mouser Part #
44-TSX-DFM-BF

New Product

PolyPhaser

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

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Datasheet

6In Stock

NT$7,011.90

NT$6,715.42

Min.: 1
Mult.: 1

Connectorized Surge Protectors 4.3-10 F/F Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, 500W, IP67, 80 V Max., 1mJ, 40kA, Filter, Low PIM

TSXDC-4310FF
PolyPhaser
1: NT$6,842.33
4In Stock
New Product

Mfr. Part #
TSXDC-4310FF

Mouser Part #
44-TSXDC-4310FF

New Product

PolyPhaser

Connectorized Surge Protectors 4.3-10 F/F Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, 500W, IP67, 80 V Max., 1mJ, 40kA, Filter, Low PIM

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Datasheet

4In Stock

NT$6,842.33

NT$6,553.02

Min.: 1
Mult.: 1

Circuit Breaker Accessories 508, DM, 20A, Distribution Module, GND - OV

PM12-T03-00-GND-20A-E
E-T-A
1: NT$1,283.07
12In Stock
New Product

Mfr. Part #
PM12-T03-00-GND-20A-E

Mouser Part #
457-PM12T0300GND2AE

New Product

E-T-A

Circuit Breaker Accessories 508, DM, 20A, Distribution Module, GND - OV

Datasheet

12In Stock

NT$1,283.07

NT$982.65

NT$913.46

Min.: 1
Mult.: 1

Circuit Breakers 508,DM,24VDC,CL,16A,ATX

REX22D-TA1-100-DC24V-16A-E
E-T-A
1: NT$3,139.03
8In Stock
New Product

Mfr. Part #
REX22D-TA1-100-DC24V-16A-E

Mouser Part #
457-REX22DTA116E

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,16A,ATX

Learn More

Datasheet

8In Stock

NT$3,139.03

NT$2,583.71

NT$2,545.71

NT$2,401.23

Min.: 1
Mult.: 1

Circuit Breakers 508,DM,24VDC,CL,2,3,4..6,8,10,ATX

REX22D-TD2-100-DC24V-2/3/4A - 6/8/10A-E
E-T-A
1: NT$3,807.99
4In Stock
New Product

Mfr. Part #
REX22D-TD2-100-DC24V-2/3/4A - 6/8/10A-E

Mouser Part #
457-REX22DTD2234681E

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,2,3,4..6,8,10,ATX

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Datasheet

4In Stock

NT$3,807.99

NT$3,179.90

NT$2,955.12

Min.: 1
Mult.: 1

Circuit Breakers 508,DM,24VDC,CL,2-4-6,ATX

REX22D-TD2-100-DC24V-2A/4A/6A-E
E-T-A
1: NT$3,807.99
13In Stock
New Product

Mfr. Part #
REX22D-TD2-100-DC24V-2A/4A/6A-E

Mouser Part #
457-REX22DTD22A4A6AE

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,2-4-6,ATX

Learn More

Datasheet

13In Stock

NT$3,807.99

NT$3,179.90

NT$2,955.12

Min.: 1
Mult.: 1

Circuit Breakers 508,DM,24VDC,CL,2CH,1-3.6,CL2,ATX

REX22D-TE2-100-DC24V-1A-3,6A-CL2-E
E-T-A
1: NT$3,721.95
9In Stock
New Product

Mfr. Part #
REX22D-TE2-100-DC24V-1A-3,6A-CL2-E

Mouser Part #
457-REX22DTE2136CLE

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,2CH,1-3.6,CL2,ATX

Learn More

Datasheet

9In Stock

NT$3,721.95

NT$3,102.46

NT$2,888.79

Min.: 1
Mult.: 1

NTC Thermistors ESAPP-ESA PROBE-RTD PT1000, 500mm

20016752-00
TE Connectivity
1: NT$33,061.95
1In Stock
New Product

Mfr. Part #
20016752-00

Mouser Part #
571-20016752-00

New Product

TE Connectivity

NTC Thermistors ESAPP-ESA PROBE-RTD PT1000, 500mm

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Datasheet

1In Stock

NT$33,061.95

NT$30,226.21

NT$27,842.90

View

Min.: 1
Mult.: 1

Surge Protection Accessories L-Shaped Adapter

BF-ADAPTER
PolyPhaser
1: NT$1,068.33
20In Stock
New Product

Mfr. Part #
BF-ADAPTER

Mouser Part #
44-BF-ADAPTER

New Product

PolyPhaser

Surge Protection Accessories L-Shaped Adapter

Learn More

Datasheet

20In Stock

NT$1,068.33

NT$907.01

NT$866.14

NT$774.72

NT$774.36

Min.: 1
Mult.: 1

Connectorized 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: NT$6,974.26
4In Stock
New Product

Mfr. Part #
DGXZ+06NMNF-Z

Mouser Part #
44-DGXZ+06NMNF-Z

New Product

PolyPhaser

Connectorized 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

Learn More

Datasheet

4In Stock

NT$6,974.26

NT$6,615.04

Min.: 1
Mult.: 1

Connectorized 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: NT$5,924.57
9In Stock
New Product

Mfr. Part #
DGXZ+36NMNF-A

Mouser Part #
44-DGXZ+36NMNF-A

New Product

PolyPhaser

Connectorized 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

Learn More

Datasheet

9In Stock

NT$5,924.57

NT$5,619.49

Min.: 1
Mult.: 1

Connectorized 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: NT$4,998.92
11In Stock
2On Order
New Product

Mfr. Part #
GPS+06NFF

Mouser Part #
44-GPS+06NFF

New Product

PolyPhaser

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

Learn More

Datasheet

11In Stock

2On Order

NT$4,998.92

NT$4,741.16

Min.: 1
Mult.: 1

Connectorized 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: NT$3,949.95
4In Stock
New Product

Mfr. Part #
IS-75F-C1

Mouser Part #
44-IS-75F-C1

New Product

PolyPhaser

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

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Datasheet

4In Stock

NT$3,949.95

NT$3,746.33

Min.: 1
Mult.: 1

Surge Protection Accessories IX Series Pole Mount Kit

IX-POLE-KIT
PolyPhaser
1: NT$2,429.20
9In Stock
New Product

Mfr. Part #
IX-POLE-KIT

Mouser Part #
44-IX-POLE-KIT

New Product

PolyPhaser

Surge Protection Accessories IX Series Pole Mount Kit

Datasheet

9In Stock

NT$2,429.20

NT$2,299.78

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: NT$1,752.71
9In Stock
New Product

Mfr. Part #
TK-2

Mouser Part #
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

NT$1,752.71

NT$1,635.48

NT$1,566.65

Min.: 1
Mult.: 1

Connectorized 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: NT$8,256.26
5In Stock
New Product

Mfr. Part #
TSX-DFM

Mouser Part #
44-TSX-DFM

New Product

PolyPhaser

Connectorized 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

NT$8,256.26

NT$7,907.08

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

TSX-NFM
PolyPhaser
1: NT$4,998.92
9In Stock
New Product

Mfr. Part #
TSX-NFM

Mouser Part #
44-TSX-NFM

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

Learn More

Datasheet

9In Stock

NT$4,998.92

NT$4,741.16

Min.: 1
Mult.: 1

Connectorized 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: NT$10,405.10
3In Stock
New Product

Mfr. Part #
VUF50NHP-MA

Mouser Part #
44-VUF50NHP-MA

New Product

PolyPhaser

Connectorized 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

NT$10,405.10

NT$9,963.43

Min.: 1
Mult.: 1

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

EM12D-TIO-000-DC24V-40A-E
E-T-A
1: NT$4,786.69
6In Stock
New Product

Mfr. Part #
EM12D-TIO-000-DC24V-40A-E

Mouser Part #
457-EM12DTIO24V4AE

New Product

E-T-A

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

Datasheet

6In Stock

NT$4,786.69

NT$4,063.24

NT$3,776.08

Min.: 1
Mult.: 1

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

EM12D-TMB-000-DC24V-40A-E
E-T-A
1: NT$6,513.23
3In Stock
New Product

Mfr. Part #
EM12D-TMB-000-DC24V-40A-E

Mouser Part #
457-EM12DTMB24V4AE

New Product

E-T-A

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

Datasheet

3In Stock

NT$6,513.23

NT$6,332.90

NT$5,647.81

NT$5,248.44

Min.: 1
Mult.: 1

Industrial Surge Protectors VAL-US-SPP-120/65/1+0-R

1790752
Phoenix Contact
1: NT$3,544.85
1In Stock
17On Order
New Product

Mfr. Part #
1790752

Mouser Part #
651-1790752

New Product

Phoenix Contact

Industrial Surge Protectors VAL-US-SPP-120/65/1+0-R

Learn More

Datasheet

1In Stock

17On Order

NT$3,544.85

Min.: 1
Mult.: 1

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

4SMF24CA-M3/I
Vishay Semiconductors
1: NT$17.93
6,662In Stock
New Product

Mfr. Part #
4SMF24CA-M3/I

Mouser Part #
78-4SMF24CA-M3/I

New Product

Vishay Semiconductors

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

Datasheet

6,662In Stock

Cut Tape

NT$17.93

NT$12.58

NT$6.17

NT$5.16

Reel

NT$2.37

View

Min.: 1
Mult.: 1

: 10,000

Circuit Protection

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