.hide-partial { max-height: none; } .show-more { display: none; }

4 A Circuit Protection

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

Results: 1,945

Applied Filters:

Current Rating = 4 A

Manufacturer

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Connectorised 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: $172.15 6In Stock New Product	Mfr. Part No. 109-0501W-D Mouser Part No 44-109-0501W-D New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 700MHz to 1000MHz, Telemetry, DC Pass, 15V, IP67, 20kA, Hybrid, Flange Mount	Datasheet	6In Stock	$172.15 $163.28	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N M/F Bulkhead Coaxial RF Surge Protector, 550MHz - 2700MHz, DC Pass, 6V, IP67, 20kA, Hybrid, Bracket Up, Hole Mount DGXR+06NMNF-Z PolyPhaser 1: $160.10 5In Stock New Product	Mfr. Part No. DGXR+06NMNF-Z Mouser Part No 44-DGXR+06NMNF-Z New Product	PolyPhaser	Connectorised Surge Protectors Type N M/F Bulkhead Coaxial RF Surge Protector, 550MHz - 2700MHz, DC Pass, 6V, IP67, 20kA, Hybrid, Bracket Up, Hole Mount	Datasheet	5In Stock	$160.10 $151.85	Min.: 1 Mult.: 1
Connectorised Surge Protectors Coaxial RF Surge Protector Kit, BGXZ-60NFNM-AS, Hardware Kit 108-1019A PolyPhaser 1: $192.44 4In Stock New Product	Mfr. Part No. 108-1019A Mouser Part No 44-108-1019A New Product	PolyPhaser	Connectorised Surge Protectors Coaxial RF Surge Protector Kit, BGXZ-60NFNM-AS, Hardware Kit	Datasheet	4In Stock	$192.44 $184.30	Min.: 1 Mult.: 1
Connectorised Surge Protectors HEMP Tested Type N F/F Bulkhead Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 6 V Max., 175uJ, 20kA, Hybrid HT-RO-E3PM-DCP PolyPhaser 1: $380.16 1In Stock New Product	Mfr. Part No. HT-RO-E3PM-DCP Mouser Part No 44-HT-RO-E3PM-DCP New Product	PolyPhaser	Connectorised Surge Protectors HEMP Tested Type N F/F Bulkhead Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 6 V Max., 175uJ, 20kA, Hybrid	Datasheet	1In Stock	$380.16 $364.08	Min.: 1 Mult.: 1
Circuit Breakers TCP 4 AMPS 0712259 Phoenix Contact 1: $17.29 1,401In Stock	Mfr. Part No. 0712259 Mouser Part No 651-0712259	Phoenix Contact	Circuit Breakers TCP 4 AMPS Learn More about Phoenix Contact tcp thermal circuit breakers	Datasheet	1,401In Stock	$17.29	Min.: 1 Mult.: 1
Cartridge Fuses 250V 4A Slo-Blo 0215004.MXEP Littelfuse 1: $3.23 9,350In Stock	Mfr. Part No. 0215004.MXEP Mouser Part No 576-0215004.MXEP	Littelfuse	Cartridge Fuses 250V 4A Slo-Blo Learn More about Littelfuse 5x20 fuseholders	Datasheet	9,350In Stock	$3.23 $2.68 $2.24 $1.99 View $1.76 $1.64 $1.52 $1.42 $1.40	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 20ohm Y kink bulk BN-LG20Y200MYB Bourns 1: $1.49 6,131In Stock	Mfr. Part No. BN-LG20Y200MYB Mouser Part No 652-BN-LG20Y200MYB	Bourns	NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 20ohm Y kink bulk Learn More about Bourns bn powrtherm thermistors	Datasheet	6,131In Stock	$1.49 $1.19 $0.945 $0.889 View $0.867 $0.729 $0.676 $0.621	Min.: 1 Mult.: 1
Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 4A, No Comm REX12-TA1-107-DC24V-4A E-T-A 1: $52.54 43In Stock	Mfr. Part No. REX12-TA1-107-DC24V-4A Mouser Part No 457-T1107DC24V4	E-T-A	Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 4A, No Comm Learn More about E-T-A eta rex 12t circuit breakers	Datasheet	43In Stock	$52.54 $44.21 $41.20 $37.00 View $34.77 $31.57	Min.: 1 Mult.: 1
Surface Mount Fuses 4818 Fuse Square Ceramic Surface Mount Slow Blow 4A 0683G4000-01 Bel Fuse 1: $2.43 1,920In Stock	Mfr. Part No. 0683G4000-01 Mouser Part No 530-0683G4000-01	Bel Fuse	Surface Mount Fuses 4818 Fuse Square Ceramic Surface Mount Slow Blow 4A Learn More about Bel Fuse bel 0683g slowblow fuses	Datasheet	1,920In Stock	Cut Tape $2.43 $2.19 $1.85 $1.67 Reel $1.18 View $1.51 $1.35 $1.13 $1.08	Min.: 1 Mult.: 1 : 1,500
Circuit Breakers Miniaturised single pole thermal circuit breaker with push-to-reset tease free, trip-free, snap action mechanism (R-type TO CBE to EN 60934) integral type. Approved to CBE standard EN 60934 (IEC 60934). For higher current ratings see 104-P10-4A E-T-A 1: $22.61 297In Stock	Mfr. Part No. 104-P10-4A Mouser Part No 457-104-P10-4A	E-T-A	Circuit Breakers Miniaturised single pole thermal circuit breaker with push-to-reset tease free, trip-free, snap action mechanism (R-type TO CBE to EN 60934) integral type. Approved to CBE standard EN 60934 (IEC 60934). For higher current ratings see	Datasheet	297In Stock	$22.61 $18.76 $17.31 $15.34 View $13.49 $12.90 $11.61	Min.: 1 Mult.: 1
Surface Mount Fuses 0603 SMD Fuse. Slow Blow 4A 0ABB-4000-TM Bel Fuse 1: $0.86 5,387In Stock	Mfr. Part No. 0ABB-4000-TM Mouser Part No 530-0ABB-4000-TM	Bel Fuse	Surface Mount Fuses 0603 SMD Fuse. Slow Blow 4A Learn More about Bel Fuse 0abb time delay fuses	Datasheet	5,387In Stock	Cut Tape $0.86 $0.725 $0.618 $0.573 View Reel $0.361 $0.545 $0.502 $0.463 $0.439 $0.361	Min.: 1 Mult.: 1 : 5,000
Industrial & Electrical Fuses 4A 1500VDC Solar 50kA Photovoltaic SPXV004.L Littelfuse 1: $41.89 620In Stock	Mfr. Part No. SPXV004.L Mouser Part No 576-SPXV004.L	Littelfuse	Industrial & Electrical Fuses 4A 1500VDC Solar 50kA Photovoltaic Learn More about Littelfuse spxv solar fuses	Datasheet	620In Stock	$41.89 $34.76 $31.94 $25.13 View $23.24 $21.93 Quote	Min.: 1 Mult.: 1
Surface Mount Fuses 4A Fast Acting 1206 SinglFuse SF-1206F400-2 Bourns 1: $0.50 15,623In Stock	Mfr. Part No. SF-1206F400-2 Mouser Part No 652-SF-1206F400-2	Bourns	Surface Mount Fuses 4A Fast Acting 1206 SinglFuse Learn More about Bourns fast acting thin film smd fuses	Datasheet	15,623In Stock	Cut Tape $0.50 $0.433 $0.373 $0.343 View Reel $0.223 $0.318 $0.293 $0.27 $0.249 $0.223 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Circuit Breakers CIRCUIT BREAKER SZ S00, CLASS 10 3RV20111EA10 Siemens 1: $262.68 7In Stock	Mfr. Part No. 3RV20111EA10 Mouser Part No 982-3RV20111EA10	Siemens	Circuit Breakers CIRCUIT BREAKER SZ S00, CLASS 10 Learn More about Siemens 3rv2 circuit breakers	Datasheet	7In Stock	$262.68 $235.57 $217.13 $179.33	Min.: 1 Mult.: 1
Fuses with Leads - Through Hole FUSE, CERAMIC TUBE 4A, 600VAC/600VDC 0ADAP4000-RE Bel Fuse 1: $3.87 1,251In Stock	Mfr. Part No. 0ADAP4000-RE Mouser Part No 530-0ADAP4000-RE	Bel Fuse	Fuses with Leads - Through Hole FUSE, CERAMIC TUBE 4A, 600VAC/600VDC	Datasheet	1,251In Stock	$3.87 $3.57 $2.97 $2.74 View $2.47 $1.90 $1.89 $1.77	Min.: 1 Mult.: 1
Cartridge Fuses 250V 4A 3.6X10 FA PT PB-FREE 0874004.MXEP Littelfuse 1: $2.93 1,193In Stock	Mfr. Part No. 0874004.MXEP Mouser Part No 576-0874004.MXEP	Littelfuse	Cartridge Fuses 250V 4A 3.6X10 FA PT PB-FREE Learn More about Littelfuse axial lead cartridge fuses	Datasheet	1,193In Stock	$2.93 $2.43 $2.24 $1.86 View $1.72 $1.54 $1.42 $1.26	Min.: 1 Mult.: 1
Surface Mount Fuses 32V 4.0A Fast Act Very Quick Vishay / Beyschlag MFU0603FF04000P100 MFU0603FF04000P100 Vishay / Beyschlag 1: $0.27 11,733In Stock	Mfr. Part No. MFU0603FF04000P100 Mouser Part No 594-MFU0603FF04000P1	Vishay / Beyschlag	Surface Mount Fuses 32V 4.0A Fast Act Very Quick Learn More about Vishay / Beyschlag vishay mfu chip fuses	Datasheet	11,733In Stock	Cut Tape $0.27 $0.227 $0.204 $0.192 Reel $0.147 View $0.174 $0.16 $0.129 $0.122 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Surface Mount Fuses 4A Fast Acting 0603 SinglFuse SF-0603F400-2 Bourns 1: $0.64 21,625In Stock	Mfr. Part No. SF-0603F400-2 Mouser Part No 652-SF-0603F400-2	Bourns	Surface Mount Fuses 4A Fast Acting 0603 SinglFuse Learn More about Bourns fast acting thin film smd fuses	Datasheet	21,625In Stock	Cut Tape $0.64 $0.509 $0.429 $0.377 View Reel $0.245 $0.36 $0.332 $0.306 $0.273 $0.245 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Inrush Current Limiters S 238/16 M 20% B57238S0160M000 TDK 1: $1.50 4,984In Stock	Mfr. Part No. B57238S0160M000 Mouser Part No 871-B57238S0160M000	TDK	Inrush Current Limiters S 238/16 M 20% Learn More about TDK epcos inrush current limiters	Datasheet	4,984In Stock	$1.50 $1.39 $1.15 $1.06 View $0.952 $0.878 $0.81 $0.803 $0.668	Min.: 1 Mult.: 1
Circuit Breakers MSP S00 2.8-4A AUX 1NO 1NC SCREW 3RV20111EA15 Siemens 1: $310.15 10In Stock	Mfr. Part No. 3RV20111EA15 Mouser Part No 982-3RV20111EA15	Siemens	Circuit Breakers MSP S00 2.8-4A AUX 1NO 1NC SCREW Learn More about Siemens 3rv2 circuit breakers	Datasheet	10In Stock	$310.15 $267.60 $258.07 View Quote	Min.: 1 Mult.: 1
Surface Mount Fuses ACS SMF OMNI-BLOK VFA RoHS 260C 4A 0154004.DRL Littelfuse 1: $4.30 1,208In Stock	Mfr. Part No. 0154004.DRL Mouser Part No 576-0154004.DRL	Littelfuse	Surface Mount Fuses ACS SMF OMNI-BLOK VFA RoHS 260C 4A Learn More about Littelfuse 154 omni blok fuse holder assemblies	Datasheet	1,208In Stock	Cut Tape $4.30 $3.91 $3.74 $2.97 View Reel $1.97 $2.52 $2.36 $2.09 $1.98 $1.97 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Cartridge Fuses 250V 4A Slo-Blo 0313004.MXP Littelfuse 1: $1.79 5,979In Stock	Mfr. Part No. 0313004.MXP Mouser Part No 576-0313004.MXP	Littelfuse	Cartridge Fuses 250V 4A Slo-Blo Learn More about Littelfuse 6x32 3ab3ag fuseholders	Datasheet	5,979In Stock	$1.79 $1.49 $1.38 $1.14 View $0.954 $0.94 $0.803 $0.802 $0.737	Min.: 1 Mult.: 1
Surface Mount Fuses 32V 4A Case 0603 Protector Slim 0494004.NR Littelfuse 1: $1.33 5,000In Stock	Mfr. Part No. 0494004.NR Mouser Part No 576-0494004.NR	Littelfuse	Surface Mount Fuses 32V 4A Case 0603 Protector Slim Learn More about Littelfuse 494 surface mount fuses	Datasheet	5,000In Stock	Cut Tape $1.33 $1.19 $1.11 $0.918 View Reel $0.525 $0.775 $0.746 $0.642 $0.592 $0.525 $0.525 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Surface Mount Fuses 4A Slow Blow 0603 SinglFuse SF-0603S400M-2 Bourns 1: $0.78 12,972In Stock	Mfr. Part No. SF-0603S400M-2 Mouser Part No 652-SF-0603S400M-2	Bourns	Surface Mount Fuses 4A Slow Blow 0603 SinglFuse Learn More about Bourns sf 0603Sxxxm fuses	Datasheet	12,972In Stock	Cut Tape $0.78 $0.62 $0.522 $0.459 View Reel $0.289 $0.413 $0.381 $0.351 $0.323 $0.289 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Surface Mount Fuses 2410 High-Inrush Tube 4A SF-2410HI400T-2 Bourns 1: $0.96 8,950In Stock	Mfr. Part No. SF-2410HI400T-2 Mouser Part No 652-SF-2410HI400T-2	Bourns	Surface Mount Fuses 2410 High-Inrush Tube 4A Learn More about Bourns sf 2410hi t smd fuses	Datasheet	8,950In Stock	Cut Tape $0.96 $0.763 $0.643 $0.558 Reel $0.401 View $0.502 $0.463 $0.33 $0.32	Min.: 1 Mult.: 1 : 2,000