Best Switch Miniature Circuit Breakers in 2026

FUNCTIONS: Used to protect 110V 120V 220V 230V AC circuit from overload and short circuit damage, and can also be used for control and isolation.

CURVE C: Magnetic trip range 5-10 times rated current.

QUALITY: Silver alloy contacts, flame retardant material shell, color indicator.

FUNCTIONS: Used to protect 12V 24V 36V 48V 60V 100V DC circuit from overload and short circuit damage, and can also be used for control and isolation.

ARC EXTINGUISHING: This DC mini circuit breaker has a magnetic system to assist arc extinguishing.

CURVE B: Magnetic trip range 4-7 times rated current.

2"

30 amp, 120/240 vac

Non-interchangeable

Model: DZ47-63; Rated Current: 20A; Rated Voltage: 110V; For AC 50Hz/60Hz; 1 Pole.

Size: 2.6"x 3.1"x 0.7"/ 67 x78 x 18mm (L*W*H). Fit for 35mm DIN rail.

Function: High quality AC mini circuit used for line overload, short circuit protection and infrequent conversion of lines. It can also work as on-off switch for load circuits.

This is a great circuit breaker used to protect a low-voltage DC electrical system from damage caused by excess current resulting from an overload or short circuit

Fast trip to ensure reliable operation of the load and prolong the life of electrical circuit breakers. It can also work as on-off switch for DC load circuits

DC breaker is more powerful than AC breaker to extinguish arcs. It means that our low-voltage breaker can be used at the same level voltage of DC and AC circuit system

【High Quality】 - Our DC circuit breaker ensures reliable operation of the load and prolongs the life of DC circuit breakers. It can also work as an on-off switch for DC load circuits. Positive and negative pole wires can be reversed without any risk, making it a safe and convenient choice for your needs.

【Easy To Use】 - Our DC circuit breakers are designed to be more precise trips based on current, even in extreme temperatures ranging from -40ºC to 85ºC, without re-rating. The color indicators in the handle make it easy to see the operational status at-a-glance, so you can use it with ease.

【Wide Applications】 - Our DC circuit breaker is simple and reliable to use, supporting short circuit protection and overload protection. It is widely used for solar panels grid systems, wind and solar hybrid systems, and many other DC systems, making it a versatile choice for your needs.

FUNCTIONS: Used to protect power distribution facilities from overload and short-circuit damage, and can also be used for control and isolation.

FAST TRIP: The electromagnetic trip system can trip immediately when the circuit is short-circuited to protect the safety of the circuit.

ARC EXTINGUISHING: DC arc extinguishing is more difficult than AC. This DC mini circuit breaker has a magnetic system to assist arc extinguishing.

Product: Miniature AC circuit breaker

Model: DZ47-63; Number of stages: single pole; For AC 50 Hz or 60 Hz；rated current: 20A; rated voltage: 230V.

Size: 3.1"x 0.7"x 2.8"/ 79 x18 x 71mm (L*W*H)

Product name: Push-button Thermal Circuit Breakers

Working voltage: 125/250VAC；; Rated power: 3A

Made of durable plastic with high quality. The reset switch is designed to protect the circuit and automatically cut off the circuit when the load exceeds the rated current, thus prolonging the service life.

✅ Product Name: Thermal Circuit Breaker, Housing Material: Black Plastic.

✅ Terminal Type: Male; Power Rating: 40A (amp).

✅ Push-to-Reset Operation,with a waterproof button clear cap to protect from bad weather.

Product Name: Thermal Circuit Breaker with Transparent Cap.

Power Rating: 50A (amp). 32 volts DC or 250 volts AC.

Built-in waterproof button cover for protection from the elements.

☀PARAMETER - Model: DZ47-63; Rated Current: 6A; Rated Voltage: 230/400V. Fit for 35mm DIN rail.

☀MINI CIRCUIT BREAKER - Be used to protect a low-voltage electrical system from damage caused by excess current resulting from an overload or short circuit.

☀FAST TRIP FUNCTION - Ensure reliable operation of the load and prolong the life of circuit breaker. It can also work as on-off switch for load circuits.

Product Name: Manual Reset 125-250V AC 50V DC Push Button Switch Thermal Circuit Breaker.

Operating Voltage: 125/250V AC 50V DC; power rating: 20A (amp).Operating Temperature: -10oC (14oF) to 60oC (140oF) Interrupt Capacity:1,000 Amps

Working Principle: this switch can be reset after a disconnect over a period of time, then you can press the reset switch to use it again When load exceeds rated current, the switch reset button will automatically cut off the circuit, and thus play a role in protecting the line.

Ideal for Automotive / Industrial / Marine And Others Applications DIY

Compact design enables high density circuit protection configurations

Push-to-Reset Operation,with a waterproof button clear cap to protect from bad weather

PUSHMATIC COMPATIBLE BREAKER: This current limiting device is compatible with Pushmatic brand breakers. Sub panels compatible with this 10000 AIC rated breaker may also be branded as BULLDOG or ITE Gould P230.

UP TO CODE: We design all of our products to ensure they are all up to code. This breaker switch is Intertek ETL listed, ensuring its compliance to UL Standard 489 for US- and Canada-molded case circuit breakers.

30 AMP BREAKER: This AC breaker switch is compatible with 30 amp boards. Add this breaker to your circuitry kit, or purchase multiple to have one on hand in case one fails. Add this double pole breaker to your home improvement and electrical wiring tools today.

Rated Circuit Breaking Capacity: 4000A; Rated Voltage: 400V

Rated Current: 32A ; Model: DZ47-63 C32 ; Number of Pole:2

Overall Size:79 x 36 x 74mm/3.11'' x 1.42'' x 2.91''(L x W x H) ; Rail Mounting : 35mm DIN Rail

Product name: DC circuit breaker; Rated current:63A; Number of poles: 2 poles

Specifications: frame current: 63A; breaking capacity: 4.5kA; rated voltage: 1000V.

Release type: overload release; release mode: overcurrent release; release characteristics: instantaneous.

For operation up to 32 volts DC or 250 volts AC.

Recommended mounting hole: 0.437" (7/16").

Not designed for push on / push off manual switch operation, but the button pops out at overload and is reset by pushing back in

--RESET SWITCH DESIGN: This Thermal Circuit Breaker can be reset after a disconnect over a period of time, then you can press the reset switch to use it again.

--CIRCUIT PROTECTION: Compact design enables high density circuit protection configuration. Made of durable plastic, thermal overload protector is high quality and long service life.

--EXTRA PROTECTION: When the load exceeds the rated current, this switch reset button will automatically cut off the circuit, and thus Thermal Circuit Breaker plays a role in protecting the line.

Rated Circuit Breaking Capacity: 4000A; Rated Voltage: 230/400V

Rated Current: 32A ; Model: DZ47-63 C32 ; Number of Pole:1

Overall Size:79 x 18 x 72mm/3.11'' x 0.71'' x 2.83''(L x W x H) ; Rail Mounting : 35mm DIN Rail

Product Introduce : Miniature circuit breaker; model no. :DZ47-63; material : plastic; pole number: 2P; rated voltage: 400 (V); rated current: 25A, 40A, 50A, 63A (optional)

Product Performance : The miniature circuit breaker is of reliable performance, with high breaking capacity and sensitive action, of compact size and light weight

Product Features : With terminal quenching treatment, environmental protection electroplating the miniature circuit breaker is of good torsion tolerance and anti-rust effect

MAIN FUNCTION: This is a great circuit breaker used to protect a low-voltage DC electrical system from damage caused by excess current resulting from an overload or short circuit.

PRACTICALITY: Fast closing to ensure reliable operation of the load and prolong the life of electrical circuit breakers.

EASY TO USE: Our low-voltage breaker is easy and reliable to use, which supports short circuit protection, overload protection.

12-240V DC MCB Protected the - And + Pole of the battery

Arc Extinguishing: DC arc extinguishing is more difficult than AC. This low-voltage DC circuit breaker has no magnet

Widely used in solar panel grid system to protect from damage caused by overcurrent caused by overload or short circuit. It can also be used for on-off of household DC circuits

Product Name: Compact, Single Pole, Push-to-Reset Thermal Circuit Breakers.

Operating Voltage: 125/250V AC 32V DC; power rating: 7A (amp)

Working Principle: this switch can be reset after a disconnect over a period of time, then you can press the reset switch to use it again When load exceeds rated current, the switch reset button will automatically cut off the circuit, and thus play a role in protecting the line.

FEATURES: Operating Voltage: AC 125/250V; Power Rating: 15A (amp)

EXTRA PROTECTION: When load exceeds rated current, the switch reset button will automatically cut off the circuit, and thus play a role in protecting the line.

RESET SWITCH DESIGN: This switch can be reset after a disconnect over a period of time, then you can press the reset switch to use it again.

[Current Overload Protector]: This circuit breaker reset button will automatically cut off the circuit when current overload

[Manual Reset Circuit Breaker]: This reset thermal switch can be reset after a disconnect over a period of time; Then press the reset switch to use again

[Specification]: Push button circuit breaker rated voltage DC 50V, AC 125-250V; 50/60Hz

FEATURES: Operating voltage: 125/250V AC 32V DC; power rating: 7A (amp); switch type: push-button reset

EXTRA PROTECTION: When load exceeds rated current, the switch reset button will automatically cut off the circuit, and thus play a role in protecting the line

RESET SWITCH DESIGN: This switch can be reset after a disconnect over a period of time, then you can press the reset switch to use it again

【MULTIPLE USES】Used to protect cables and devices from overload or short circuit, and can be disconnected for maintenance and replacement of system devices.

【DOUBLE SECURITY】 Equipped with both the thermal and magnetic tripping mechanism for reliability and safety.

【DURABLE FOR USE】 After the circuit breakers is disconnected, only reset is needed and there will be no damage.

FUNCTIONS: Used to protect power distribution facilities from overload and short-circuit damage, and can also be used for control and isolation.

ARC EXTINGUISHING: This DC circuit breaker has a magnetic system to assist arc extinguishing.

QUALITY: Silver alloy contacts, flame retardant material shell, color indicator.

Operating voltage: 125/250V AC 32V DC; power rating: 20A (amp)

Compact, single pole, push-to-reset thermal circuit breakers

When load exceeds rated current, the switch reset button will automatically cut off the circuit, and thus play a role in protecting the line