Holders and Blocks
33 products
Blue Sea SystemsBlue Sea Systems AMG Fuse Block with Cover 100-300A
AMG fuse block with insulating cover, 32V DC max, 5/16in stud terminals for 14-4 AWG wire, covering the 100-300A AMG range. Fuse sold separately.
SKU BLUE-5001
$26.60MSRP $31.92
Blue Sea SystemsBlue Sea Systems AMG® Safety Fuse Block
AMG® Safety Fuse Block. Ignition protected for installation aboard gasoline or diesel powered boats. Sealed cover protects fuses from the harsh marine environment.
SKU BLUE-7721
$35.70MSRP $42.84
Blue Sea SystemsBlue Sea Systems AMI/MIDI Safety Fuse Block
Sealed, ignition-protected AMI/MIDI fuse block, 200A max with 4/0 AWG cable, 32V DC max, IP66 rated for spray and washdown exposure. Fuse sold separately.
SKU BLUE-7720
$35.70MSRP $42.84
Blue Sea SystemsBlue Sea Systems ANL Fuse Block with Cover 35-300A
ANL fuse block with insulating cover, 32V DC max, accepts 5/16in ring terminals for wire up to 2/0 AWG. Swing-out cover. Fuse sold separately.
SKU BLUE-5005
$29.40MSRP $35.28
Blue Sea SystemsBlue Sea Systems ANL Fuse Block with Insulating Cover - 35 to 750A
ANL Fuse Block with Insulating Cover - 35 to 750A. Cover included. Accepts 5/16" (M8) ring terminals.
SKU BLUE-5503
$48.30MSRP $57.96
Blue Sea SystemsBlue Sea Systems Class T Fuse Block 225-400A
Class T fuse block with clear insulating cover, 400A / 160V DC max, 4/0 AWG cable capacity. Not ignition protected. Class T fuse sold separately.
SKU BLUE-5502
$48.30MSRP $57.96
Blue Sea SystemsBlue Sea Systems Class T Fuse Block Ignition Protected 110-200A
Ignition-protected Class T fuse block for 110-200A Class T fuses, 160V DC max, 4/0 AWG cable capacity. SAE J1171 / ISO 8846. Fuse sold separately.
SKU BLUE-5007100
$70.00MSRP $84.00
Blue Sea SystemsBlue Sea Systems Dual MRBF Terminal Fuse Block 30-300A
Two-position MRBF fuse block, 300A / 58V DC max per position. Mounts on a single 3/8in terminal stud. MRBF fuses sold separately, one per position.
SKU BLUE-2151
$39.20MSRP $47.04
Blue Sea SystemsBlue Sea Systems MAXI Fuse Block Ignition Protected 80A
Ignition-protected MAXI fuse block, 80A max, 32V DC max, screw terminals for 14-4 AWG wire. Replaces discontinued PN 5006. Fuse sold separately.
SKU BLUE-5006100
$30.80MSRP $36.96
Blue Sea SystemsBlue Sea Systems MAXI In-Line Fuse Holder
MAXI in-line fuse holder, 48A max, 32V DC max, supplied with a 5in #6 red lead wire and two adhesive-lined sealing shrink tubes. Fuse sold separately.
SKU BLUE-5068
$26.60MSRP $31.92
Blue Sea SystemsBlue Sea Systems Panel Mount AGC/MDL Fuse Holder Replacement Cap
Replacement cap for Blue Sea's panel-mount AGC/MDL fuse holder, PN 5021. This listing is the cap only — it does not include the holder body itself.
SKU BLUE-5022B
$2.87MSRP $3.44
Blue Sea SystemsBlue Sea Systems Panel Mount AGC/MDL Fuse Holder, Waterproof
Panel-mount AGC/MDL fuse holder, 20A max, waterproof knob design. Withstands salt spray, rain, and momentary immersion. Fuse sold separately.
SKU BLUE-5021B
$4.28MSRP $5.14
Blue Sea SystemsBlue Sea Systems ST Blade Fuse Block - 6 Independent Circuits with Cover
ST Blade Fuse Block - 6 Independent Circuits with Cover. Corrosion resistant, tin-plated copper fuse clips reduce heat and improve the efficiency of the electrical system. Clear insulating cover with label recesses accepts Small Format Labels.
SKU BLUE-5035
$36.40MSRP $43.68
Blue Sea SystemsBlue Sea Systems ST Blade Fuse Block 12 Circuits with Cover
12-circuit ST Blade fuse block with cover, 100A total / 30A per circuit, 32V DC max, no negative bus. Accepts ATO/ATC blade fuses, sold separately.
SKU BLUE-5029
$46.20MSRP $55.44
Blue Sea SystemsBlue Sea Systems ST Blade Fuse Block 12 Circuits with Negative Bus and Cover
12-circuit ST Blade fuse block, 100A total / 30A per circuit, 32V DC, with an integrated negative bus. Accepts ATO/ATC blade fuses, sold separately.
SKU BLUE-5026
$51.80MSRP $62.16
Blue Sea SystemsBlue Sea Systems ST Blade Fuse Block 6 Circuits with Cover
6-circuit ST Blade fuse block with cover, 100A total / 30A per circuit, 32V DC max, no negative bus. Accepts ATO/ATC blade fuses, sold separately.
SKU BLUE-5028
$36.40MSRP $43.68
Blue Sea SystemsBlue Sea Systems ST Blade Fuse Block 6 Circuits with Negative Bus and Cover
6-circuit ST Blade fuse block, 100A total / 30A per circuit, 32V DC, with an integrated negative bus. Accepts ATO/ATC blade fuses, sold separately.
SKU BLUE-5025
$42.00MSRP $50.40
Blue Sea SystemsBlue Sea Systems ST Blade Fuse Block 6 Independent Circuits
6 independent-circuit ST Blade fuse block, 30A per circuit / 40A per jumped group, 32V DC. Includes two terminal jumpers. Fuses sold separately.
SKU BLUE-5037
$41.30MSRP $49.56
Blue Sea SystemsBlue Sea Systems ST CLB Circuit Breaker Block - 6 Independent Circuits
ST CLB Circuit Breaker Block - 6 Independent Circuits. Quick connect clips allow circuit breakers to snap easily into place. Tin-plated copper busses and screw terminals.
SKU BLUE-5050
$51.80MSRP $62.16
Blue Sea SystemsBlue Sea Systems ST CLB Circuit Breaker Block - 6 Position with Negative Bus
ST CLB Circuit Breaker Block - 6 Position with Negative Bus. Quick connect clips allow circuit breakers to snap easily into place. Tin-plated copper busses and screw terminals.
SKU BLUE-5052
$66.50MSRP $79.80
Blue Sea SystemsBlue Sea Systems ST CLB Circuit Breaker Block 12 Position with Negative Bus
12-position resettable circuit breaker block with an integrated negative bus, 100A total / 32A per circuit, 32V DC max. CLB breakers sold separately.
SKU BLUE-5054
$113.40MSRP $136.08
Blue Sea SystemsBlue Sea Systems ST CLB Circuit Breaker Block Jumper
Snap-in jumper for Blue Sea ST CLB Circuit Breaker Blocks. Bridges a position to the common source bus in place of a breaker. Sold 5 per package.
SKU BLUE-5049
$7.70MSRP $9.24
Blue Sea SystemsBlue Sea Systems ST Glass 6 Circuit Fuse Block with Cover
6-circuit 3AG glass fuse block with cover, 100A total / 30A per circuit, 32V DC max. Accepts AGC, MDL, and other glass fuses, sold separately.
SKU BLUE-5018
$39.20MSRP $47.04
Blue Sea SystemsBlue Sea Systems ST Glass 6 Circuit Fuse Block with Negative Bus and Cover
6-circuit 3AG glass fuse block with an integrated negative bus and cover, 100A total / 30A per circuit, 32V DC maximum. Fuses sold separately.
SKU BLUE-5015
$46.20MSRP $55.44
