Description
Blue Sea Systems 187 – Series Thermal Circuit Breakers – Panel Mount from Nomadic Supply Company®Blue Sea Systems 70 Amp Circuit BreakerBlue Sea Systems PN:7041
Blue Sea 187-Series 70A Thermal Circuit Breaker Panel Mount (7041-BSS) Features:
- Combines switching and circuit protection into a single device
- All components meet SAE J1171 external ignition protection requirements
- Clear, single lever operation
- Trip Free design cannot be held ON during fault current condition
- Waterproof
- Recessed mounting holes for clean appearance
- Self-trimming case eliminates the need for mounting panels or trim bezels
- Round case permits easy installation with standard sized hole saw
- Large clearance around terminal studs accept heavy gauge wire lugs
- Robust 5/16 terminals provide high torque connections
- Large lever with vertical/horizontal orientation provides indication of trip status
- Ignition protected – safe for installation aboard gasoline powered boats
| Blue Sea Systems Specifications | |
| Blue Sea Systems Circuit Breaker Class: | Type III – Switchable / Manual Reset – Trip Free |
| Blue Sea Systems Type: | Thermally Responsive Bi-Metal Blade |
| Blue Sea Systems Case Material: | Thermoset Polyester |
| Blue Sea Systems Voltage Rating: | 48 Volts DC Maximum |
| Blue Sea Systems Interrupt Rating: | 5,000 Amperes @12 Volts DC |
| 3,000 Amperes @24 Volts DC | |
| 1,500 Amperes @42 Volts DC | |
| Blue Sea Systems Operating Temperature Range: | -25C° to +82C° |
Blue Sea Systems Manufacturer Part No: 7041 UPC : 632085070410Blue Sea Systems 187-Series Circuit Breaker – Panel Mount 70AModel: 7041-BSS
- Combines switching and circuit protection into a single device*
- Clear, single lever operation
- “Trip Free” design cannot be held “ON” during fault current condition
- Waterproof
- Recessed mounting holes for clean appearance
- Large Clearance around terminal studs accept heavy gauge wire lugs
- Robust 5/16 M8 terminals provide high torque connections
- Large lever with vertical/horizontal orientation provides indication of trip status
- Ignition protected – Safe for installation aboard gasoline powered boats
* Do not use as a switch where high inrush currents are expected.Specifications:
| Amperage | 70A |
| Maximum Voltage | 48vDC |
| Mounting | Panel Mount |
| Circuit Breaker Type | Thermally responsive Bi-metal blade |
| Terminal Stud Torque | 75 in-lb (8.47 Nm) |
| Interrupt Capacity | 5000A @ 12V3000A @ 24V1500A @ 42V |
| Minimum Operating Temperature | -40° C |
| Maximum Operating Temperature | 85° C |
| Case Material | Thermoset Polyester |
| Circuit Breaker Class | Type III – switchable/manual reset – trip free |
| Mounting Hole | Accept 10 (M5) Screw |
| Terminal Stud Size | 5/16″ – 18 |



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