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Littelfuse

Littelfuse 023902.5MRET1P 2.5A 250V Slo-Blo 5×20mm Glass Fuse – Axial Lead

Part Number: 023902.5MRET1P

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Selected for electronic circuits, Littelfuse 023902.5MRET1P is a 2.5A 250V Slo-Blo 5×20mm glass fuse with axial leads construction.

Rated Current2.5A
Rated Voltage250V AC
Breaking Capacity100A @ 250VAC; 10kA @ 125VAC
Package5×20mm

As a cataloged protection device, Littelfuse 023902.5MRET1P is a 2.5A, 250V AC Slo-Blo fuse in the 5×20mm 239 Series. The glass-body device uses axial leads terminals with through-hole / axial lead installation and has 100A @ 250VAC; 10kA @ 125VAC interrupting capability. Nominal melting energy for this rating is 79.705 A²s, with UL/CSA/ANCE supplementary-fuse recognition. Review time-current behavior and interrupting capability with the protected equipment before release. Matching ampere rating alone is not proof of interchangeability; verify construction and approvals too.

Technical Specifications

Part Number
023902.5MRET1P
Manufacturer Part Number
023902.5MRET1P
Series
239 Series
Fuse Type
5×20mm Glass Slo-Blo Fuse
Current Rating
2.5A
Voltage Rating
250V AC
AC / DC
AC
Breaking Capacity
100A @ 250VAC; 10kA @ 125VAC
I²t
Nominal melting I²t: 79.705 A²s
Pre-arcing I²t
79.705
Operating Temperature
-55°C to +125°C
Package / Dimensions
5×20mm
Mounting
PCB Axial Lead · PCB Through-Hole
Application
Consumer Electronics · General Electronics · Power supplies
Standard
UL/CSA/NMX 248-1 and 248-14
Terminal Type
Axial Leads
Fuse Speed
Time-Delay / Slo-Blo
Utilization Class
Supplemental
Approvals
ANCE · CSA · UL Recognized
Certifications
UL Recognized · CSA · ANCE
Construction
Glass body
Ordering suffix
MRET1P
Packaging
Reel / Tape, 1000 pcs
Nominal melting I²t
79.705 A²s

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