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The Blue Sea Systems 7187 285 Series Thermal Circuit Breaker is a premium 100A, 48V DC surface-mount breaker that integrates switching and circuit protection into a single, compact device. Designed for demanding applications like windlasses and electric winches, it features a trip-free mechanism, ignition protection for engine rooms, and a visible trip lever for quick diagnostics. Easy to install with terminal studs on the face and backed by a 5-year warranty, it’s a trusted choice for professionals seeking reliable, high-performance circuit protection.





| ASIN | B0051P01BW |
| Best Sellers Rank | #15,380 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #4 in Thermal Circuit Breakers |
| Brand Name | Blue Sea Systems |
| Circuit Breaker Type | Standard |
| Current Rating | 100 A |
| Customer Reviews | 4.7 4.7 out of 5 stars (279) |
| Global Trade Identification Number | 00632085071875 |
| Included Components | Item |
| Item Highlight | 48V DC max; weather resistant; ignition protected; trip-free manual reset; 1/4-inch ring terminals |
| Item Type Name | ParkPower 7187-BSS Circuit Breaker, BUS 100 Amp |
| Item Weight | 4.54 g |
| Manufacturer | Blue Sea Systems |
| Model | 7187 |
| Mounting Type | Surface Mount |
| Number of Items | 1 |
| Number of Poles | 1 |
| Part Number | 7187 |
| UPC | 632085071875 |
| Voltage | 48 volts |
| Warranty Description | Manufacturer Warranty |
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