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Blue Sea Systems 187-Series Thermal Circuit Breakers

$59.99 - $104.99

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ItemRatingDescriptionAmperagePriceQty
84925
Surface-Mount25A$74.99
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84926
Surface-Mount30A$59.99
In Stock
84927
Surface-Mount35A$74.99
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84929
Surface-Mount50A$67.99
In Stock
84930
Surface-Mount60A$74.99
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84931
Surface-Mount70A$74.99
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84932
Surface-Mount80A$74.99
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84933
Surface-Mount90A$74.99
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84934
Surface-Mount100A$59.99
Low Stock
84936
Surface-Mount120A$67.99
In Stock
84938
Surface-Mount150A$74.99
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84973
Panel-Mount30A$59.99
In Stock
84974
Panel-Mount35A$74.99
Backordered
84975
Panel-Mount40A$67.99
In Stock
84976
Panel-Mount50A$74.99
Backordered
84977
Panel-Mount60A$74.99
Backordered
84978
Panel-Mount70A$74.99
Backordered
84979
Panel-Mount80A$74.99
Backordered
84980
Panel-Mount90A$74.99
Backordered
84983
Panel-Mount120A$74.99
Backordered
84984
Panel-Mount135A$74.99
Backordered
84985
Panel-Mount150A$59.99
In Stock
1087694
Panel-Mount25A$79.99
In Stock
1087695
Panel-Mount100A$79.99
In Stock
1087696
Panel-Mount200A$104.99
In Stock
1087708
Surface-Mount40A$79.99
In Stock
1087709
Surface-Mount135A$79.99
In Stock
1087710
Surface-Mount200A$104.99
In Stock
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Features

  • Combines switching and circuit protection

  • Ignition protected

  • "Trip Free": cannot be held closed after trip

  • Breaker type: Thermally responsive bi-metal blade

  • Waterproof to IP66

Product Summary 

The waterproof, weather-resistant Blue Sea Systems Thermal Circuit Breaker combines switching and circuit protection into one unit. Large lever with vertical/horizontal orientation provides clear operation and indication of trip status. "Trip Free" design cannot be held ON during fault current condition. Ignition protected for safe installation aboard gasoline powered boats. Thermally responsive bi-metal blade circuit breaker with manual reset falls into the Type III class. Thermoset polyester case. Recessed mounting holes with a lot of clearance for heavy-gauge wire lugs with 5/16" M8 terminals for high-torque connections (75 in-lb). Mounting holes accept #10 (M5) screws. Operates in extreme temperatures (-40°C to 85°C). Meets SAE J1171 external ignition protection requirements. CE marked. Waterproof to IP66. Do not use as a switch where high inrush currents such as motor starting are expected.

Interrupt Rating:
• 5,000A @ 12V DC
• 3,000A @ 24V DC
• 1,500A @ 42V DC

Max Voltage: 48V DC