
Too Many Residual-current Devices? Here's How to Choose the Right One
Discover the key features to consider when selecting the perfect residual-current device for your needs.
Last updated 5 days ago. Automatically generated content.


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The circuit breaker type determines the device's functionality in protecting electrical circuits from overloads and short circuits. Selecting the appropriate type is crucial for ensuring safety and efficiency in electrical systems, catering to specific needs and installation environments.
Popular options (you can select more than one)
Miniature circuit breaker
Typical price
54.– to 190.–Designed for low voltage applications, offering protection against overloads and short circuits.
Ideal for residential and commercial use, providing reliable performance and ease of installation in compact spaces.
Bestseller
Fault current circuit breaker
Typical price
110.– to 490.–Detects and interrupts fault currents, enhancing safety by preventing electrical accidents.
Suitable for environments with high risk of ground faults, ensuring effective protection and reducing potential hazards.
Bestseller
Miniature circuit-breaker/residual current circuit-breaker combination
Typical price
120.– to 300.–Combines overload and fault current protection within a single device, streamlining installation.
Recommended for comprehensive safety in residential settings, offering dual protection against electrical faults.
Bestseller
Rated current indicates the maximum current a residual-current device can handle without tripping, ensuring the device's effectiveness in preventing electrical hazards. Choosing the correct rated current is crucial for maintaining safety and compatibility with the electrical system it is protecting.
Popular options (you can select more than one)
16 A
Typical price
51.– to 210.–Designed for low-current applications, such as residential circuits with minimal load.
Ideal for small apartments or homes with limited electrical usage, ensuring adequate protection without unnecessary tripping.
Bestseller
40 A
Typical price
120.– to 750.–Suitable for moderate electrical loads, including larger home circuits and small industrial applications.
Provides reliable protection for households with standard appliances or small businesses, balancing efficiency and safety.
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63 A
Typical price
140.– to 570.–Handles higher current demands, accommodating more extensive electrical systems and larger installations.
Recommended for homes with high-energy consumption or commercial settings, offering robust protection against overloads.
Bestseller
100 A
Typical price
490.– to 1700.–Supports very high current loads required by large industrial settings or extensive commercial buildings.
Ensures effective safety measures for facilities with significant energy needs, preventing electrical faults and enhancing system reliability.
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Rated voltage specifies the maximum voltage a residual-current device can safely handle, ensuring electrical safety and compatibility with different electrical systems. Selecting the correct voltage rating is essential for protecting both the device and connected equipment from electrical faults and ensuring reliable performance.
Popular options
230 - 400 V
Typical price
64.– to 210.–Suitable for standard residential and commercial electrical systems.
Ideal for typical household applications, providing reliable safety and compatibility.
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401 - 690 V
Typical price
320.– to 2100.–Designed for industrial and large commercial settings.
Recommended for environments with higher voltage requirements, ensuring robust protection.
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691 - 1000 V
Typical price
300.– to 1200.–Engineered for specialized and heavy-duty industrial applications.
Best suited for high-voltage environments, offering superior safety and performance.
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Residual current, also known as rated differential current, measures the amount of current leakage an RCD can detect and interrupt to prevent electric shock. Choosing the appropriate residual current rating is crucial for ensuring safety, as it determines the device's ability to respond to fault conditions and protect individuals from electrical hazards.
Popular options
0.01 - 0.03 A
Typical price
80.– to 260.–Detects very low levels of leakage current, ensuring sensitive protection.
Ideal for environments where high levels of safety are required, such as hospitals and laboratories.
Bestseller
0.04 - 0.3 A
Typical price
120.– to 370.–Suitable for standard residential applications, providing reliable protection.
Balances sensitivity and performance, making it a common choice for general household use.
Bestseller
0.31 - 0.5 A
Typical price
94.– to 710.–Designed to detect higher levels of leakage current, suitable for industrial settings.
Provides robust protection in environments with higher electrical loads, such as factories and workshops.
Bestseller

Doepke GmbH Residual current circuit breaker all-current sensitive DFS 4 063-4/0.03-B+
The brand factor influences the reliability, safety, and technological innovations of residual-current devices, impacting consumer trust and satisfaction. Brands like Siemens, Schneider Electric, and Hager are known for their industry-leading standards and technological advancements, ensuring superior performance and protection.
Popular brands (you can select more than one)
Steffen
Specializes in practical and affordable electrical solutions.
Great for consumers seeking reliable performance at competitive prices.
Bestseller
Hager
Known for innovative designs and efficient electrical system solutions.
Ideal for residential settings, providing ease of installation and use.
Bestseller
Brennenstuhl
Recognized for robust and durable electrical products.
Suitable for areas requiring durable devices that withstand daily wear and tear.
Bestseller
Siemens
Renowned for high-quality engineering and advanced technology.
Perfect for professional environments needing high reliability and efficiency.
Bestseller
Schneider Electric
Leader in energy management and automation solutions.
Preferred for smart homes and industrial applications due to advanced features.
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