
187-Series 40A Surface-Mount Circuit Breaker, 48 V DC | 4Boats
BSS7138
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Regular price
£119.72
Sale price£99.45
Save £20.27
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Tax included.
Marathon 187-Series 40A surface-mount circuit breaker delivers reliable overcurrent protection for marine systems and is suitable for 12/24/48 V DC use. See our Circuit Breakers collection.
- Amperage: 40 A
- Maximum voltage: 48 V DC
- Mounting: surface-mount, accepts M5 (#10) screw
- Type: thermally responsive bi-metal blade; Type III, manual reset, trip-free
- Terminal stud torque: 8.47 N·m (75 in·lb)
- Interrupt capacity: 5000 A @ 12 V; 3000 A @ 24 V; 1500 A @ 42 V
- Operating temperature: −40 °C to 85 °C (−40 °F to 185 °F)
- Case material: thermoset polyester

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