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Littelfuse

Littelfuse 0251012.NRT1L 12A 32V PICO II Very Fast-Acting Fuse

Part Number: 0251012.NRT1L

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0251012.NRT1L is a 12A Littelfuse 251 Series part for very fast-acting secondary protection in space-constrained electronic equipment; this ordering code uses 5000 pcs, tape and reel, T1 lead length 52.4 mm, RoHS + halogen-free option.

Rated Current12A
Rated Voltage32 V AC/DC
Breaking Capacity300 A DC / 50 A AC
PackageSubminiature Axial

0251012.NRT1L is a Littelfuse 251 Series ordering option rated 12A. It is designed for very fast-acting secondary protection in space-constrained electronic equipment. PICO® II subminiature fuse, 32 V maximum; nominal melting I²t 45.2 A²s; operating temperature -55°C to +125°C. The selected ordering configuration is 5000 pcs, tape and reel, T1 lead length 52.4 mm, RoHS + halogen-free option. Verify coordination, ambient derating and the exact ordering code against the current Littelfuse datasheet before design-in.

Technical Specifications

Part Number
0251012.NRT1L
Manufacturer Part Number
0251012.NRT1L
Series
251 Series
Fuse Type
Subminiature Fuse
Current Rating
12A
Voltage Rating
32 V AC/DC
AC / DC
AC/DC
Breaking Capacity
300 A DC / 50 A AC
I²t
45.2 A²s
Pre-arcing I²t
45.2
Operating Temperature
-55°C to +125°C
Package / Dimensions
Subminiature Axial
Mounting
PCB Axial Lead · PCB Through-Hole
Application
Audio/video · Displays · Lighting · Medical and office equipment · Power supplies
Standard
UL/CSA supplemental fuse standards by rating
Terminal Type
Tin-coated copper wire leads
Fuse Speed
Very Fast Acting
Approvals
Agency approvals vary by rating · CSA · UL
Certifications
UL Recognized; CSA; PSE and other approvals by rating

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