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Hollyland

HOLLY FUSE 51MS-063H 250V AC 6.3A Medium Slow-Blow Glass Fuse

Part Number: 51MS-063H

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Technical listing for 51MS-063H: 6.3A, 250V AC medium slow-blow glass fuse with manufacturer-verified operating characteristics. Confirmed common approvals: UL, cUL.

Rated Current6.3A
Rated Voltage250V AC
Breaking Capacity100A at 250V AC
Package5.2×20mm

The 51MS-063H fuse is listed by HOLLY FUSE for 6.3A, 250V AC. It belongs to the 51MS family and uses a medium slow-blow characteristic. Interrupting capacity: 100A at 250V AC. Confirmed common approvals: UL, cUL. Manufacturer source: Current Fuse catalogue p33.

Technical Specifications

Part Number
51MS-063H
Manufacturer Part Number
51MS-063H
Series
51MS
Fuse Type
Glass Tube Fuse
Current Rating
6.3A
Voltage Rating
250V AC
AC / DC
AC
Breaking Capacity
100A at 250V AC
Operating Temperature
-55°C to +125°C
Package / Dimensions
5.2×20mm
Mounting
Cartridge / Clip
Application
Electronic Circuit Protection
Standard
UL 248-1 · UL 248-14
Terminal Type
Ferrule
Fuse Speed
Medium Time-Delay
Approvals
cULus · UL
Certifications
UL · cUL
Reference Lead Time
2–4 weeks
Rated current
6.3A
Rated voltage
250V AC
Fuse characteristic
Medium Slow-Blow
Fuse construction
Glass Tube Fuse
Standards
UL 248-1, UL 248-14
Interrupting capacity
100A at 250V AC
Manufacturer-listed approval authorities
UL/cUL, UR, CSA, PSE and KC are listed by the manufacturer; exact approvals vary by rating/voltage. 52MS-100H is specifically noted as not UL approved.
Operating temperature
-55°C to +125°C
Source
Hollyland Current Fuse catalogue, printed page 33