4 A Fuses

Results: 1,142
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Mfr Part #
Quantity Available
Price
Series
Package
Product Status
Mounting Type
Fuse Type
Current Rating (Amps)
Voltage Rating - AC
Voltage Rating - DC
Response Time
Package / Case
Breaking Capacity @ Rated Voltage
Melting I²t
Approval Agency
Operating Temperature
Color
Size / Dimension
CIT Series
0685T4000-01
FUSE BRD MNT 4A 63VAC 63VDC 1206
Bel Fuse Inc.
77,053
In Stock
1 : $0.36000
Cut Tape (CT)
5,000 : $0.13402
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Surface Mount
Board Mount (Cartridge Style Excluded)
4 A
63 V
63 V
Slow Blow
1206 (3216 Metric)
50A
2.56
AEC-Q200, CE, cURus
-55°C ~ 125°C
-
0.126" L x 0.062" W x 0.025" H (3.20mm x 1.58mm x 0.63mm)
C1Q Series
C1Q 4
FUSE BOARD MOUNT 4A 125VAC 63VDC
Bel Fuse Inc.
44,702
In Stock
1 : $0.37000
Cut Tape (CT)
5,000 : $0.13860
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Surface Mount
Board Mount (Cartridge Style Excluded)
4 A
125 V
63 V
Fast Blow
1206 (3216 Metric)
100A AC, 50A DC
0.038
CE, CSA, cULus
-55°C ~ 125°C
-
0.126" L x 0.062" W x 0.023" H (3.20mm x 1.58mm x 0.58mm)
0034.3123,0034.3127,0034.3130
0034.3123
FUSE GLASS 4A 250VAC 5X20MM
SCHURTER Inc.
42,068
In Stock
1 : $0.44000
Bulk
Bulk
Active
Requires Holder
Cartridge, Glass
4 A
250 V
-
Slow Blow
5mm x 20mm
40A
68.3
CCC, cURus, PSE/JET, VDE
-55°C ~ 125°C
-
0.205" Dia x 0.787" L (5.20mm x 20.00mm)
SF-0603 Series
SF-0603S400-2
FUSE BOARD MOUNT 4A 32VDC 0603
Bourns Inc.
5,848
In Stock
1 : $0.64000
Cut Tape (CT)
5,000 : $0.23799
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Surface Mount
Board Mount (Cartridge Style Excluded)
4 A
-
32 V
Slow Blow
0603 (1608 Metric)
50A
0.326
UL
-20°C ~ 105°C
-
0.063" L x 0.032" W x 0.018" H (1.60mm x 0.80mm x 0.45mm)
0680L-Series
0680L4000-05
FUSE BRD MNT 4A 125VAC/VDC 2SMD
Bel Fuse Inc.
57,219
In Stock
1 : $0.70000
Cut Tape (CT)
5,000 : $0.25823
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Surface Mount
Board Mount (Cartridge Style Excluded)
4 A
125 V
125 V
Slow Blow
2-SMD, Square End Block
50A AC, 100A DC
24.0
AEC-Q200, CE, cURus
-55°C ~ 125°C
-
0.240" L x 0.100" W x 0.100" H (6.10mm x 2.54mm x 2.54mm)
SF-0603
SF-0603SP400M-2
FUSE BOARD MOUNT 4A 32VDC 0603
Bourns Inc.
5,968
In Stock
1 : $0.75000
Cut Tape (CT)
4,000 : $0.28491
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Surface Mount
Board Mount (Cartridge Style Excluded)
4 A
-
32 V
Slow Blow
0603 (1608 Metric)
50A
2.3
-
-55°C ~ 150°C
-
0.063" L x 0.031" W x 0.031" H (1.60mm x 0.80mm x 0.80mm)
8020 Series (6.3x32)
8020.5017.G
FUSE CERM 4A 500VAC 400VDC 3AB
SCHURTER Inc.
1,514
In Stock
1 : $0.83000
Bulk
Bulk
Active
Requires Holder
Cartridge, Ceramic
4 A
500 V
400 V
Slow Blow
3AB, 3AG, 1/4" x 1-1/4"
1.5kA
71.4
cURus
-40°C ~ 85°C
-
0.250" Dia x 1.252" L (6.35mm x 31.80mm)
SF-0402 Series
SF-0402S400-2
FUSE BOARD MOUNT 4A 24VDC 0402
Bourns Inc.
7,217
In Stock
1 : $0.95000
Cut Tape (CT)
10,000 : $0.32500
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Surface Mount
Board Mount (Cartridge Style Excluded)
4 A
-
24 V
Slow Blow
0402 (1005 Metric)
35A
0.1145
UL
-40°C ~ 105°C
-
0.039" L x 0.020" W x 0.014" H (1.00mm x 0.52mm x 0.35mm)
TR5 370, 372,373, 374 Series; Short Leads
37214000411
FUSE BOARD MNT 4A 250VAC RADIAL
Littelfuse Inc.
500
In Stock
1 : $1.02000
Bulk
Bulk
Active
Through Hole
Board Mount (Cartridge Style Excluded)
4 A
250 V
-
Slow Blow
Radial, Can, Vertical
40A
126.4
CCC, cURus, PSE, SEMKO, VDE
-40°C ~ 85°C
-
0.335" Dia x 0.315" H (8.50mm x 8.00mm)
Pico II 251, 253 Series
0251004.MRT1L
FUSE BRD MNT 4A 125VAC/VDC AXIAL
Littelfuse Inc.
6,074
In Stock
1 : $1.06000
Cut Tape (CT)
1,000 : $0.47273
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Active
Through Hole
Board Mount (Cartridge Style Excluded)
4 A
125 V
125 V
Fast Blow
Axial
50A AC, 300A DC
2.45
CCC, CSA, cURus, PSE, TUV
-55°C ~ 125°C
-
0.110" Dia x 0.280" L (2.80mm x 7.11mm)
215, 216 Series; Not Axial
0234004.MXP
FUSE CERAMIC 4A 250VAC 5X20MM
Littelfuse Inc.
4,162
In Stock
1 : $1.19000
Bulk
Bulk
Active
Requires Holder
Cartridge, Ceramic
4 A
250 V
-
Medium Blow
5mm x 20mm
200A
10.37
CE, CSA, K-MARK, PSE, UL
-55°C ~ 125°C
-
0.205" Dia x 0.787" L (5.20mm x 20.00mm)
MFG_UMK_250-Series
3404.2422.11
FUSE BRD MT 4A 277VAC 250VDC SMD
SCHURTER Inc.
13,175
In Stock
1 : $1.21000
Strip
Strip
Active
Requires Holder, Surface Mount
Board Mount (Cartridge Style Excluded)
4 A
277 V
250 V
Slow Blow
2-SMD, Square End Block with Clip
200A AC, 35A DC
26.0
cURus, VDE
-40°C ~ 85°C
-
0.445" L x 0.165" W x 0.157" H (11.30mm x 4.20mm x 4.00mm)
217, 218, 219 Series
0218004.HXP
FUSE GLASS 4A 250VAC 5X20MM
Littelfuse Inc.
2,955
In Stock
1 : $1.25000
Bulk
Bulk
Active
Requires Holder
Cartridge, Glass
4 A
250 V
-
Slow Blow
5mm x 20mm
40A
69.1
CCC, CE, CSA, K-MARK, PSE, SEMKO, UL, VDE
-55°C ~ 125°C
-
0.205" Dia x 0.787" L (5.20mm x 20.00mm)
UMT-H SERIES
3403.0280.23
FUSE BRD MT 4A 277VAC 125VDC SMD
SCHURTER Inc.
9,204
In Stock
1 : $1.29000
Cut Tape (CT)
1,500 : $1.19500
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Surface Mount
Board Mount (Cartridge Style Excluded)
4 A
277 V
125 V
Slow Blow
2-SMD, Square End Block
1.5kA
48.0
CQC, cURus, VDE
-55°C ~ 125°C
-
0.606" L x 0.211" W x 0.211" H (15.40mm x 5.35mm x 5.35mm)
Thin Film 0435 Series
0435004.KR
FUSE BOARD MOUNT 4A 32VDC 0402
Littelfuse Inc.
10,756
In Stock
1 : $1.33000
Cut Tape (CT)
10,000 : $0.52838
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Surface Mount
Board Mount (Cartridge Style Excluded)
4 A
-
32 V
Fast Blow
0402 (1005 Metric)
35A
0.3084
CSA, UL
-55°C ~ 90°C
-
0.039" L x 0.020" W x 0.013" H (1.00mm x 0.51mm x 0.33mm)
0467 Series
0467004.NR
FUSE BRD MNT 4A 32VAC 32VDC 0603
Littelfuse Inc.
7,566
In Stock
1 : $1.33000
Cut Tape (CT)
5,000 : $0.52838
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Surface Mount
Board Mount (Cartridge Style Excluded)
4 A
32 V
32 V
Fast Blow
0603 (1608 Metric)
35A
0.841
CSA, UL
-55°C ~ 90°C
-
0.063" L x 0.032" W x 0.012" H (1.60mm x 0.81mm x 0.31mm)
451, 452 SERIES
0451004.MRL
FUSE BRD MNT 4A 125VAC/VDC 2SMD
Littelfuse Inc.
9,443
In Stock
1 : $1.41000
Cut Tape (CT)
1,000 : $0.62888
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Surface Mount
Board Mount (Cartridge Style Excluded)
4 A
125 V
125 V
Fast Blow
2-SMD, Square End Block
50A
3.152
CSA, PSE, UL
-55°C ~ 125°C
-
0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)
0458 SERIES
0458004.DR
FUSE BRD MNT 4A 32VAC 75VDC 1206
Littelfuse Inc.
6,876
In Stock
1 : $1.60000
Cut Tape (CT)
1,500 : $0.68243
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Surface Mount
Board Mount (Cartridge Style Excluded)
4 A
32 V
75 V
Fast Blow
1206 (3216 Metric)
50A
4.832
cULus
-55°C ~ 125°C
-
0.125" L x 0.062" W x 0.062" H (3.18mm x 1.58mm x 1.58mm)
215 Series; Not Axial
0215004.HXP
FUSE CRMC 4A 250V 5X20MM 1=1PC
Littelfuse Inc.
11,824
In Stock
1 : $1.66000
Bulk
Bulk
Active
Requires Holder
Cartridge, Ceramic
4 A
250 V
-
Slow Blow
5mm x 20mm
1.5kA
46.96
CCC, CE, CSA, KC, PSE, SEMKO, UL, VDE
-55°C ~ 125°C
-
0.205" Dia x 0.787" L (5.20mm x 20.00mm)
477 Series
0477004.MXP
FUSE CERM 4A 500VAC 400VDC 5X20
Littelfuse Inc.
73,056
In Stock
1 : $1.81000
Bulk
Bulk
Active
Requires Holder
Cartridge, Ceramic
4 A
500 V
400 V
Slow Blow
5mm x 20mm
100A AC, 500A DC
52.48
cULus, PSE, SEMKO
-55°C ~ 125°C
-
0.205" Dia x 0.787" L (5.20mm x 20.00mm)
451, 452 SERIES
0452004.MRL
FUSE BRD MNT 4A 125VAC/VDC 2SMD
Littelfuse Inc.
65,992
In Stock
1 : $1.85000
Cut Tape (CT)
1,000 : $0.82877
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Surface Mount
Board Mount (Cartridge Style Excluded)
4 A
125 V
125 V
Slow Blow
2-SMD, Square End Block
50A
34.4
CSA, PSE, UR
-55°C ~ 125°C
-
0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)
Nano 443LC Series
0443004.DRLC
FUSE BOARD MOUNT 4A 280VAC 2SMD
Littelfuse Inc.
422
In Stock
1 : $1.86000
Cut Tape (CT)
1,500 : $0.79327
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Surface Mount
Board Mount (Cartridge Style Excluded)
4 A
280 V
-
Slow Blow
2-SMD, Square End Block
50A
122.5
cURus
-55°C ~ 125°C
-
0.398" L x 0.123" W x 0.123" H (10.10mm x 3.12mm x 3.12mm)
473 Series
0473004.MRT1L
FUSE BRD MNT 4A 125VAC/VDC AXIAL
Littelfuse Inc.
1,238
In Stock
1 : $2.07000
Cut Tape (CT)
1,000 : $0.92444
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Active
Through Hole
Board Mount (Cartridge Style Excluded)
4 A
125 V
125 V
Slow Blow
Axial
50A
35.0
CSA, PSE, UR
-55°C ~ 125°C
-
0.135" Dia x 0.280" L (3.43mm x 7.11mm)
477 (axial) Series
0477004.MXEP
FUSE CERM 4A 500VAC 400VDC 5X20
Littelfuse Inc.
12,609
In Stock
1 : $2.46000
Bulk
Bulk
Active
Through Hole
Cartridge, Ceramic
4 A
500 V
400 V
Slow Blow
5mm x 20mm (Axial)
100A AC, 500A DC
52.48
cULus, PSE, SEMKO
-55°C ~ 125°C
-
0.228" Dia x 0.886" L (5.80mm x 22.50mm)
154^154T Omni Blok Series White
0154004.DR
FUSE BRD MNT 4A 125VAC/VDC 2SMD
Littelfuse Inc.
1,990
In Stock
1 : $2.71000
Cut Tape (CT)
1,500 : $1.16000
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Requires Holder, Surface Mount
Board Mount (Cartridge Style Excluded)
4 A
125 V
125 V
Fast Blow
2-SMD, Square End Block with Holder
50A
3.152
PSE, UL
-55°C ~ 125°C
-
0.383" L x 0.198" W x 0.150" H (9.73mm x 5.03mm x 3.81mm)
Showing
of 1,142

4 A Fuses


A fuse is a device designed to stop current flow when it exceeds a certain limit (overcurrent protection). The devices works by creating an opening in a material situated between two end terminals. The material will melt (blow) from an increase in heat generated by the device as the current flow changes. The amount of time it takes the device to blow is often defined as fast or slow-blow.