Specification	0449003.MR

Approval Agency	PSE, cULus
Breaking Capacity @ Rated Voltage	50 A
Current Rating (Amps)	3 A
Fuse Type	Board Mount (Cartridge Style Excluded)
Melting I²t	19.55
Mounting Type	Surface Mount
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-55 C
Package / Case	2-SMD, Square End Block
Response Time	Slow Blow
Size / Dimension [x]	0.24 "
Size / Dimension [x]	6.1 mm
Size / Dimension [y]	0.106 in
Size / Dimension [y]	2.69 mm
Size / Dimension [z]	0.106 in
Size / Dimension [z]	2.69 mm
Voltage Rating - AC	125 V
Voltage Rating - DC	125 VDC

0449003 Series

FUSE 125V SB NANO2 LEAD-FREE 3A

Part	Voltage Rating - AC	Current Rating (Amps)	Mounting Type	Operating Temperature [Min]	Operating Temperature [Max]	Melting I²t	Fuse Type	Voltage Rating - DC	Size / Dimension [y]	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [x]	Size / Dimension [z]	Size / Dimension [z]	Breaking Capacity @ Rated Voltage	Package / Case	Approval Agency	Response Time
LITTELFUSE 0449003.MR	125 V	3 A	Surface Mount	-55 C	125 °C	19.55	Board Mount (Cartridge Style Excluded)	125 VDC	0.106 in	2.69 mm	0.24 "	6.1 mm	0.106 in	2.69 mm	50 A	2-SMD Square End Block	cULus PSE	Slow Blow

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	N/A	41465	$ 2.46
Newark	Each (Supplied on Cut Tape)	500	$ 0.92

General part information

FUSE 125V SB NANO2 LEAD-FREE 3A

Technical documentation and resources