SKU:
EX 70905040
€ 30,57
1-2 weeks delivery time
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The Mastervolt 70905040 is a 40A single-pole rocker circuit breaker for DC applications up to 32V. Designed for high-current onboard systems, it combines overload and short-circuit protection with manual switching in a compact, panel-mountable format. Featuring a red rocker actuator, it fits standard 48 x 19 mm cut-outs and complies with CE, UL 1077, CSA, and ABYC E-11 standards—making it ideal for marine, RV, or industrial environments handling critical high-load circuits.
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Mastervolt 70905040 – 40A Red Single Circuit Breaker Rocker
The Mastervolt 70905040 is a robust 40 amp single-pole DC circuit breaker that offers integrated protection and switching functionality for high-current applications. With a red rocker actuator, this breaker allows both circuit isolation and reset control while protecting against overloads and short circuits. It is ideal for critical loads such as inverters, heavy-duty pumps, or distribution panels in 12V or 24V DC systems.
Built for harsh marine and mobile environments, the breaker meets stringent safety certifications and installs easily using a snap-in mount within a standard 48 x 19 mm panel opening.
Key Features:
- 40A thermal trip current rating
- Single-pole design with red rocker switch for control and reset
- Provides overload and short-circuit protection
- Rated for 12/24V DC systems up to 32V
- 1,000 A interrupt capacity at 32V DC
- Panel mount via standard 48 x 19 mm cut-out
- Certified to CE, UL 1077, CSA, and ABYC E-11 standards
Technical Specifications:
Parameter Value Product Code 70905040 Type Single-pole circuit breaker Rated Current 40 A Actuator Type Rocker switch (Red) Operating Voltage Up to 32V DC Interrupt Capacity 1,000 A at 32V DC Panel Cut-out 48 x 19 mm Depth Behind Panel Approx. 40 mm Mounting Type Snap-in panel mount Standards Compliance CE, UL 1077, CSA, ABYC E-11
Applications:
- Inverter or charger circuit protection
- Heavy-duty pumps, thrusters, or winches
- Battery bank isolation and distribution control
- High-load DC panels in marine, RV, or off-grid systems
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1-2 weeks delivery time€ 30,57 -
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