Blue Sea Systems

Build a dependable marine electrical system with Blue Sea Systems switches, fuse blocks, bus bars, battery management and power distribution components.

65 products

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Blue Sea E-Series Battery Switch On-Off Dual Circuit
Vendor:Blue Sea Systems

Blue Sea E-Series Battery Switch On-Off Dual Circuit

Sale price$97.99Regular price $110.99
Blue Sea M-Series Battery Switch On/Off/On/Both with Knob
Vendor:Blue Sea Systems

Blue Sea M-Series Battery Switch On/Off/On/Both with Knob

$52.99
Blue Sea M-Series Battery Switch On/Off/On with Knob
Vendor:Blue Sea Systems

Blue Sea M-Series Battery Switch On/Off/On with Knob

$79.99
Blue Sea E-Series Battery Switch 1-Off-2-Both
Vendor:Blue Sea Systems

Blue Sea E-Series Battery Switch 1-Off-2-Both

$63.99
Blue Sea E-Series Battery Switch 1-Off-2-Both With AFD
Vendor:Blue Sea Systems

Blue Sea E-Series Battery Switch 1-Off-2-Both With AFD

$85.99
Blue Sea E-Series Battery Switch On-Off
Vendor:Blue Sea Systems

Blue Sea E-Series Battery Switch On-Off

$59.99
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Blue Sea E-Series Battery Switch On-Off With AFD
Vendor:Blue Sea Systems

Blue Sea E-Series Battery Switch On-Off With AFD

Sale price$83.99Regular price $84.33
Blue Sea 5028 6-Gang Fuse Block ST ATO/ATC with Cover
Vendor:Blue Sea Systems

Blue Sea 5028 6-Gang Fuse Block ST ATO/ATC with Cover

$51.99
Blue Sea 5024 4-Gang Battery Terminal Fuse Block ST ATO/ATC and Cover
Vendor:Blue Sea Systems

Blue Sea 5024 4-Gang Battery Terminal Fuse Block ST ATO/ATC and Cover

$54.99
Blue Sea Add-A-Battery Mini
Vendor:Blue Sea Systems

Blue Sea Add-A-Battery Mini

$201.99
Blue Sea Add-A-Battery
Vendor:Blue Sea Systems

Blue Sea Add-A-Battery

$274.99
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Blue Sea 5029 12-Gang Fuse Block ST ATO/ATC with Cover
Vendor:Blue Sea Systems

Blue Sea 5029 12-Gang Fuse Block ST ATO/ATC with Cover

Sale price$65.99Regular price $66.40
Blue Sea 5035 6-Gang Fuse Block ST ATO/ATC Independent Circuits and Cover
Vendor:Blue Sea Systems

Blue Sea 5035 6-Gang Fuse Block ST ATO/ATC Independent Circuits and Cover

$51.99
Blue Sea 5046 8-Circuit Fuse Block ST ATO/ATC with Cover
Vendor:Blue Sea Systems

Blue Sea 5046 8-Circuit Fuse Block ST ATO/ATC with Cover

$73.99
Blue Sea 187-Series 25 Amp Circuit Breaker Surface Mount
Vendor:Blue Sea Systems

Blue Sea 187-Series 25 Amp Circuit Breaker Surface Mount

$125.99
Blue Sea 187-Series 30 Amp Circuit Breaker Surface Mount
Vendor:Blue Sea Systems

Blue Sea 187-Series 30 Amp Circuit Breaker Surface Mount

$125.99
Blue Sea 187-Series 40 Amp Circuit Breaker Surface Mount
Vendor:Blue Sea Systems

Blue Sea 187-Series 40 Amp Circuit Breaker Surface Mount

$125.99
Blue Sea 187-Series 60 Amp Circuit Breaker Surface Mount
Vendor:Blue Sea Systems

Blue Sea 187-Series 60 Amp Circuit Breaker Surface Mount

$125.99
Blue Sea 285-Series 25 Amp Circuit Breaker Surface Mount
Vendor:Blue Sea Systems

Blue Sea 285-Series 25 Amp Circuit Breaker Surface Mount

$79.99
Blue Sea 285-Series 40 Amp Circuit Breaker Surface Mount
Vendor:Blue Sea Systems

Blue Sea 285-Series 40 Amp Circuit Breaker Surface Mount

$79.99
Blue Sea 285-Series 50 Amp Circuit Breaker Surface Mount
Vendor:Blue Sea Systems

Blue Sea 285-Series 50 Amp Circuit Breaker Surface Mount

$79.99
Blue Sea 285-Series 60 Amp Circuit Breaker Surface Mount
Vendor:Blue Sea Systems

Blue Sea 285-Series 60 Amp Circuit Breaker Surface Mount

$79.99
Save 8%
Blue Sea 4160 10A Push Button LED Ring Switch Off-On Blue
Vendor:Blue Sea Systems

Blue Sea 4160 10A Push Button LED Ring Switch Off-On Blue

Sale price$36.99Regular price $39.99
Save 8%
Blue Sea 4161 10A Push Button LED Ring Switch Off-(On) Blue Momentary On
Vendor:Blue Sea Systems

Blue Sea 4161 10A Push Button LED Ring Switch Off-(On) Blue Momentary On

Sale price$36.99Regular price $39.99
Save 8%
Blue Sea 4162 10A Push Button LED Ring Switch Off-On Red
Vendor:Blue Sea Systems

Blue Sea 4162 10A Push Button LED Ring Switch Off-On Red

Sale price$36.99Regular price $39.99