Specification	0451004.MRSN

Approval Agency	METI, UR, CSA
Breaking Capacity	50 A
Current Rating	4 A
DC Cold Resistance	16 mOhm
Fuse Type	Board Mount (Cartridge Style Excluded)
Melting I²t	3.152
Mounting Type	Surface Mount
Operating Temperature (Max)	125 °C
Operating Temperature (Min)	-55 °C
Package / Case	2-SMD, Square End Block
Response Time	Fast Blow
Size / Dimension Height	0.106 in
Size / Dimension Length	0.24 in
Size / Dimension Width	0.106 in
Voltage Rating - AC	125 V

451 Series

FUSE 125V V/FA NANO2 W/Au CAPS RoHS.125A

Part	DC Cold Resistance	Voltage Rating - AC	Package / Case	Fuse Type	Breaking Capacity	Current Rating	Response Time	Size / Dimension Width	Size / Dimension Length	Size / Dimension Height	Operating Temperature (Max)	Operating Temperature (Min)	Mounting Type	Approval Agency	Melting I²t	Voltage Rating - DC
LITTELFUSE 0451004.MRSN	16 mOhm	125 V	2-SMD Square End Block	Board Mount (Cartridge Style Excluded)	50 A	4 A	Fast Blow	0.106 in	0.24 in	0.106 in	125 °C	-55 °C	Surface Mount	CSA METI UR	3.152
LITTELFUSE 045101.5MRL	0.063 Ohms	125 V	2-SMD Square End Block	Board Mount (Cartridge Style Excluded)	50 A	1.5 A	Fast Blow	0.106 in	0.24 in	0.106 in	125 °C	-55 °C	Surface Mount	CSA PSE UL	0.853	125 V
LITTELFUSE 0451.500MRL		125 V	2-SMD Square End Block	Board Mount (Cartridge Style Excluded)	50 A	0.5 A	Fast Blow	0.106 in	0.24 in	0.106 in	125 °C	-55 °C	Surface Mount	CSA UL	0.0795	125 V
LITTELFUSE 0451003.NRL	0.0227 Ohms	125 V	2-SMD Square End Block	Board Mount (Cartridge Style Excluded)	50 A	3 A	Fast Blow	0.106 in	0.24 in	0.106 in	125 °C	-55 °C	Surface Mount	CSA PSE UL	1.65	125 V
LITTELFUSE 0451015.MRL	0.0037 Ohms	65 V	2-SMD Square End Block	Board Mount (Cartridge Style Excluded)	50 A	15 A	Fast Blow	0.106 in	0.24 in	0.106 in	125 °C	-55 °C	Surface Mount	CSA UL	97.82	65 VDC
LITTELFUSE 0451.080MRL		125 V	2-SMD Square End Block	Board Mount (Cartridge Style Excluded)	50 A	0.08 A	Fast Blow	0.106 in	0.24 in	0.106 in	125 °C	-55 °C	Surface Mount	CSA UL	0.00033	125 V
LITTELFUSE 045102.5MRL	0.0286 Ohms	125 V	2-SMD Square End Block	Board Mount (Cartridge Style Excluded)	50 A	2.5 A	Fast Blow	0.106 in	0.24 in	0.106 in	125 °C	-55 °C	Surface Mount	CSA PSE UL	1.029	125 V
LITTELFUSE 0451.125MRL	1.7 Ohms	125 V	2-SMD Square End Block	Board Mount (Cartridge Style Excluded)	50 A	0.125 A	Fast Blow	0.106 in	0.24 in	0.106 in	125 °C	-55 °C	Surface Mount	CSA UL	0.00286	125 V

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Datasheet

0451004.MRSN | Datasheet