MEGA® FLEX SERIES
BOLT-DOWN FUSE HOLDER
Specifications
Current Rating Max:
Fuse Type:
Input Terminals:
Output Terminals:
Recommended Torque:
500A
MEGA (298)
M8 Stud hole
M8 Stud hole
M8 Stud torque:
02981028HXFC
25 Nm Minimum
Mounting torque (using M6 bolts and
washers):
10 Nm Minimum
-40 °C ~ +105 °C
Shown with fuse, fuse not included.
Temperature in Celsius:
Description
Temperature in Fahrenheit: -40 °F ~ +221 °F
The Littelfuse MEGA® Flex Series 70V Bolt-Down Fuse
Holder makes it simple to install a MEGA® fuse up to
500A. Its black UL 94 V-0 rated flexible cover allows cable
entry at 6 different locations, and it accommodates large
wire sizes and ring terminal stack up. In addition, this
high-current fuse holder includes a dovetail feature on
the sides, making it easy to connect multiple MEGA®
Flex Series fuse holders to create a fused high-power
distribution block. This fuse holder (02981028-BP) includes
stainless steel M8 studs, hex nuts, and split washers and
comes in a blister pack for easy retail display.
Max Voltage Rating:
70VDC
Applications
• Compatible with MEGA® high-current bolt-down fuses
up to 500A (sold separately unless indicated)
• Black or red flexible cover allows cable entry at 6 different
locations, simplifying installation and accommodating
large wire sizes and ring terminal stack up
• Dovetail feature lets you connect multiple MEGA®
Flex Series fuse holders together to create a fused
high-power distribution block (busbars for multi-fuse
applications are sold separately)
Features and Benefits
• The Littelfuse MEGA® Flex Series 80V Bolt-Down Fuse
Holder makes it simple to install high-amp fusing thanks
to its flexible cover.The UL 94 V-0 rated cover features
6 different positions for cable entry, plus its flexibility
accommodates large wire sizes and ring terminal stack up.
• Slots molded into the base enable secure tie-wrap
mounting
• Bolt-down fuse holder base features an M6 mounting
hole and an M6 slot measuring 6mm long
• Designed for MEGA® fuses up to 500A, this bolt-down
fuse holder also has a dovetail feature on the sides that
allows you to connect multiple MEGA® Flex Series fuse
holders to create a fused high-power distribution block
(busbars for multi-fuse applications are available; sold
separately). MEGA® Flex Series fuse holders can also
be paired with MIDI® Flex Series fuse holders (sold
separately) for a high- and low-amp solution.
• The MEGA® Flex Series fuse holder is available in
configurations with black or red covers as well as
stainless steel or zinc-plated M8 studs and hardware.
• Options for stainless steel or zinc-plated steel M8
studs and hardware help ensure long-term corrosion
resistance
• Flexible cover has a UL 94 V-0 flammability rating
Web Resources
Download 2D print, installation guide and technical
resources at: littelfuse.com/flex-mega
Ordering Information
CURRENT
RATING MAX
MAX VOLTAGE
RATING
PART NUMBER
DESCRIPTION
FUSE TYPE
MOUNTING METHOD
Bolt-Down, M6 Mounting hole
and M6 Slot X 6MM Long
Bolt-Down, M6 Mounting hole
and M6 Slot X 6MM Long
Bolt-Down, M6 Mounting hole
and M6 Slot X 6MM Long
02981028-BP
Flex-MEGA® Fuse Holder Retail
500A
MEGA (298)
70VDC
70VDC
70VDC
-
02981028HXFC
Holder MEGA® Fuse With Flexible Cover w/o Fuse
500A
500A
-
MEGA (298)
MEGA (298)
-
02981028HXFC-RED Holder MEGA® Fuse With Red Flex Cover w/o Fuse
Bolt-Down, M6 Mounting holes
and M6 Slots X 6MM Long
02981028HXFCB
Base For Flex MEGA® Holder
02981028HXFCC
02981028HXFCCR
Cover For Flex MEGA® Holder
Cover For Flex MEGA® Holder Red
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Bolt-Down, M6 Mounting hole
and M6 Slot X 6MM Long
-
02981028HXFC-SS
Holder - Flex MEGA®, Stainless Steel
500A
MEGA (298)
70VDC
882-839-2
882-839-3
882-839-4
882-839-5
Bus-Bar For Flex MEGA® Holder-Position 2
Bus-Bar For Flex MEGA® Holder-Position 3
Bus-Bar For Flex MEGA® Holder-Position 4
Bus-Bar For Flex MEGA® Holder-Position 5
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Littelfuse.com
© 2023 Littelfuse, Inc.
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