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FLSR Series - Class RK5
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FLSR.100 - Littelfuse FLSR.100 - Littelfuse FLSR.100T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:1/10

FLSR.100 - Littelfuse FLSR.100T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:1/10

Usually Ships in 3 to 5 Days
Price: $28.79
FLSR.150 - Littelfuse FLSR.150 - Littelfuse FLSR.150T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:15/100

FLSR.150 - Littelfuse FLSR.150T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:15/100

Usually Ships in 3 to 5 Days
Price: $28.79
FLSR.200 - Littelfuse FLSR.200 - Littelfuse FLSR.200T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:2/10

FLSR.200 - Littelfuse FLSR.200T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:2/10

Usually Ships in 3 to 5 Days
Price: $28.79
FLSR.250 - Littelfuse FLSR.250 - Littelfuse FLSR.250T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 1/4

FLSR.250 - Littelfuse FLSR.250T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 1/4

Usually Ships in 3 to 5 Days
Price: $28.79
FLSR.300 - Littelfuse FLSR.300 - Littelfuse FLSR.300T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 3/10

FLSR.300 - Littelfuse FLSR.300T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 3/10

Usually Ships in 3 to 5 Days
Price: $28.79
FLSR.400 - Littelfuse FLSR.400 - Littelfuse FLSR.400T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 4/10

FLSR.400 - Littelfuse FLSR.400T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 4/10

Usually Ships in 3 to 5 Days
Price: $28.79
FLSR.500 - Littelfuse FLSR.500 - Littelfuse FLSR.500T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 1/2

FLSR.500 - Littelfuse FLSR.500T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 1/2

Usually Ships in 3 to 5 Days
Price: $26.98
FLSR.600 - Littelfuse FLSR.600 - Littelfuse FLSR.600T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 6/10

FLSR.600 - Littelfuse FLSR.600T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 6/10

Usually Ships in 3 to 5 Days
Price: $26.98
FLSR.800 - Littelfuse FLSR.800 - Littelfuse FLSR.800T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 8/10

FLSR.800 - Littelfuse FLSR.800T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 8/10

Usually Ships in 3 to 5 Days
Price: $26.98
FLSR001 - Littelfuse FLSR001 - Littelfuse FLSR001.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:1

FLSR001 - Littelfuse FLSR001.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:1

Usually Ships in 3 to 5 Days
Price: $22.56
FLSR002 - Littelfuse FLSR002 - Littelfuse FLSR002.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:2

FLSR002 - Littelfuse FLSR002.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:2

Usually Ships in 3 to 5 Days
Price: $21.47
FLSR003 - Littelfuse FLSR003 - Littelfuse FLSR003.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:3

FLSR003 - Littelfuse FLSR003.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:3

Usually Ships in 3 to 5 Days
Price: $19.95
FLSR004 - Littelfuse FLSR004 - Littelfuse FLSR004.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:4

FLSR004 - Littelfuse FLSR004.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:4

Usually Ships in 3 to 5 Days
Price: $19.95
FLSR005 - Littelfuse FLSR005 - Littelfuse FLSR005.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:5

FLSR005 - Littelfuse FLSR005.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:5

Usually Ships in 3 to 5 Days
Price: $19.95
FLSR006 - Littelfuse FLSR006 - Littelfuse FLSR006.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:6

FLSR006 - Littelfuse FLSR006.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:6

Usually Ships in 3 to 5 Days
Price: $19.95
FLSR007 - Littelfuse FLSR007 - Littelfuse FLSR007.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:7

FLSR007 - Littelfuse FLSR007.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:7

Usually Ships in 3 to 5 Days
Price: $21.00
FLSR008 - Littelfuse FLSR008 - Littelfuse FLSR008.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:8

FLSR008 - Littelfuse FLSR008.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:8

Usually Ships in 3 to 5 Days
Price: $19.95
FLSR009 - Littelfuse FLSR009 - Littelfuse FLSR009.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:9

FLSR009 - Littelfuse FLSR009.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:9

Usually Ships in 3 to 5 Days
Price: $21.00
FLSR01.4 - Littelfuse FLSR01.4 - Littelfuse FLSR01.4T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 1-4/10

FLSR01.4 - Littelfuse FLSR01.4T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 1-4/10

Usually Ships in 3 to 5 Days
Price: $27.50
FLSR01.5 - Littelfuse FLSR01.5 - Littelfuse FLSR01.5T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 1-1/2

FLSR01.5 - Littelfuse FLSR01.5T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 1-1/2

Usually Ships in 3 to 5 Days
Price: $25.56
FLSR01.6 - Littelfuse FLSR01.6 - Littelfuse FLSR01.6T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 1-6/10

FLSR01.6 - Littelfuse FLSR01.6T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 1-6/10

Usually Ships in 3 to 5 Days
Price: $22.56
FLSR01.8 - Littelfuse FLSR01.8 - Littelfuse FLSR01.8T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 1-8/10

FLSR01.8 - Littelfuse FLSR01.8T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 1-8/10

Usually Ships in 3 to 5 Days
Price: $25.56
FLSR010 - Littelfuse FLSR010 - Littelfuse FLSR010.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:10

FLSR010 - Littelfuse FLSR010.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:10

Usually Ships in 3 to 5 Days
Price: $19.95
FLSR012 - Littelfuse FLSR012 - Littelfuse FLSR012.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:12

FLSR012 - Littelfuse FLSR012.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:12

Usually Ships in 3 to 5 Days
Price: $19.95
FLSR015 - Littelfuse FLSR015 - Littelfuse FLSR015.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:15

FLSR015 - Littelfuse FLSR015.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:15

Usually Ships in 3 to 5 Days
Price: $17.62
FLSR02.5 - Littelfuse FLSR02.5 - Littelfuse FLSR02.5T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 2-1/2

FLSR02.5 - Littelfuse FLSR02.5T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 2-1/2

Usually Ships in 3 to 5 Days
Price: $22.56
FLSR02.8 - Littelfuse FLSR02.8 - Littelfuse FLSR02.8T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 2-8/10

FLSR02.8 - Littelfuse FLSR02.8T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 2-8/10

Usually Ships in 3 to 5 Days
Price: $23.83
FLSR020 - Littelfuse FLSR020 - Littelfuse FLSR020.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:20

FLSR020 - Littelfuse FLSR020.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:20

Usually Ships in 3 to 5 Days
Price: $17.62
FLSR025 - Littelfuse FLSR025 - Littelfuse FLSR025.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:25

FLSR025 - Littelfuse FLSR025.T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size:25

Usually Ships in 3 to 5 Days
Price: $17.62
FLSR03.2 - Littelfuse FLSR03.2 - Littelfuse FLSR03.2T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 3-2/10

FLSR03.2 - Littelfuse FLSR03.2T, UL CLASS RK5 DUAL-ELEMENT TIME-DELAY FUSE, Voltage: 600/300, Amp Size: 3-2/10

Usually Ships in 3 to 5 Days
Price: $21.00
   
 
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FLSR Series - Class RK5

Littelfuse FLSR series fuses have been the superior UL Class RK5 dual-element time-delay fuses, and are the most widely used class of fuses. FLSR series fuses provide excellent protection for all types of circuits especially those containing motors. However, users and specifiers should consider the significant benefits offered by Indicator fuses.

Applications:
  • Service entrance switches
  • Switchboard main and feeder switches
  • Motor control center mains and motor branch circuits
  • Individual fused combination motor controllers
  • Distribution panelboards
  • Industrial control panels
  • Protection of fully-rated panelboards and loadcenters
  • All general purpose circuits
Safety:
  • 200,000 A.I.R.- Reliable interruption of all overcurrents up to 200,000 amperes.
  • Faster acting short circuit protection than any non-current limiting mechanical protective device.
Reliability:
  • Accurate and reliable - Automated, precision manufactured and assembled parts ensure accurate, consistent response to overloads and short circuits.