Specification	0287040.H

Approval Agency	CSA, UL
Current Rating (Amps)	40 A
DC Cold Resistance	0.00144 Ohms
Fuse Type	Automotive
Melting I²t	3310 I²t
Mounting Type	Requires Holder
Operating Temperature [Max]	105 ░C
Operating Temperature [Min]	-40 C
Package / Case	Blade, ATO/ATC
Size / Dimension [x]	19.1 mm
Size / Dimension [x]	0.752 in
Size / Dimension [y]	5.1 mm
Size / Dimension [y]	0.201 "
Size / Dimension [z]	0.484 in
Size / Dimension [z]	12.3 mm
Voltage Rating - DC	32 V

0287040.H Series

Fuse - ATOF 32VDC Nylon 40A 100 pc

Part	DC Cold Resistance	Package / Case	Voltage Rating - DC	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [x]	Size / Dimension [z]	Size / Dimension [z]	Size / Dimension [y]	Mounting Type	Fuse Type	Melting I²t	Operating Temperature [Min]	Operating Temperature [Max]	Current Rating (Amps)	Approval Agency
LITTELFUSE 0287040.H	0.00144 Ohms	Blade ATO/ATC	32 V	5.1 mm	19.1 mm	0.752 in	0.484 in	12.3 mm	0.201 "	Requires Holder	Automotive	3310 I²t	-40 C	105 ░C	40 A	CSA UL

Pricing

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

Distributor	Package	Quantity	$

Digikey	Bulk	1	$ 0.47
		5	$ 0.46
		10	$ 0.44
		50	$ 0.37
		100	$ 0.31
		300	$ 0.28
		500	$ 0.24
		1000	$ 0.21
		5000	$ 0.19
	N/A	33	$ 0.53
		500	$ 0.53
Newark	Each	100	$ 0.31
		500	$ 0.26
		1000	$ 0.23
		2500	$ 0.21

Description

General part information

0287040.H Series

This 40 A ATOF® 32V automotive blade fuses replaced an obsolete ATO Series 257 fuse with the same ampere rating. Automakers around the world consider ATOF fuses standard equipment for protecting low-voltage circuits.