Best Din Rail Magnetic 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.

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.

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（ 63A）

Specifications: Rated current: 63A; Rated voltage is 90-500v; Breaking capacity is 6KA; Number of levels: 2 poles.

Used for line overload and short circuit protection; simple and convenient to use.

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

Rated Current: 16A ; Model: DZ47-63 C16 ; 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

Rated Voltage: DC 12-400V Protect - And + Pole or AC 90~400V Protect L And N Pole

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

Widely used for solar panel grid system, wind and solar hybrid system and other DC circuit system from damage caused by excess current resulting from an overload or short circuit. It can also be used for on-off use in household 120V/240V circuits

20 amp DIN Rail Mounted AC Circuit Breaker

Superior 10 kA interrupt capacity

C Trip Curve with Visual trip indicator

【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.

60 Amp AC/DC Circuit Breaker, No Polarity, IP65 Waterproof Box

Rated Voltage: DC 12-400V Protect - And + Pole or AC 90~400V Protect L And N Pole

Adapter Cable: 6-8.7MM Diameter Cable, 7-5 AWG Cable

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.

UL1077 Recognized

Superior 10 kA interrupt capacity

Visual trip indicator

UL1077 Recognized

Superior 10 kA interrupt capacity

Visual trip indicator

UL489 Certified: Meets National Electrical Code standards to serve as primary thermal overload and short circuit protection. Approved by Underwriters Laboratories for Branch Circuit protection in US and Canada. UL File: E517964

Standard Installation: Mini Circuit Breaker snaps on 35mm DIN Rails or may be directly mounted to control panels. Typically used in motor control circuits, HVAC / HVACR Equipment, input output module protection for programmable logical controllers (PLC) and distributed control systems (DCS), relays and instrumentation among other applications.

Specifications: 15 Amp 1 pole C Trip Curve MCB rated for 10kAIC 277V AC. Direct current rating is 60V DC. Westinghouse Model Number: WMBB1C15

Rated Current: 16 Amp, 2Poles, used in DC circuits of 500V and below.

Thermal-Magnetic Trip system quick trip，prolong the life of load and electrical circuit breakers.

The DC breaker have flame retardant material, easy installation, longer service life, suitable for 35mm DIN rail.

Material: PC plastic.Silver alloy contacts, flame retardant material shell, color indicator.

Number of levels: bipolar;For AC 50 Hz or 60 Hz； rated current: 32A; rated voltage: 400V.rated power:4500w

Size: 3.1"x 1.4"x 2.9"/ 79 x35.5x 74mm (L*W*H)

✔ 【product 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.

MODEL:SFB1-63HC; Rated Current: 6(63)A; Rated Voltage: 400V; For AC 50Hz/60Hz; 2 Poles.

SIZE: 2.9"x 3.2"x 1.4"/ 75 x81 x 36mm (L*W*H). Fit for 35mm DIN rail.

FUNCTION:It is used for overload and short circuit protection in the line with current up to 63A, and it can also be used for infrequent switching of electrical devices and lighting circuits under normal conditions.

UL1077 Recognized

Hydraulic Magnetic design eliminates false trip concerns caused by outside temperature

High density 13 mm design

Easy to install DIN Rail outlet on standard 35 mm DIN Rail

Provides easy to access AC power to panel or enclosure

Easy to wire and finger safe Screw Clamp terminations

Feature: it can trip immediately when the circuit is short-circuited so that to protect the safety of the circuit and prolong the life of circuit breakers. It can also be on-off switch for DC load circuits.

Magnetic Arc Extinguishing: The DC mini circuit breaker is equipped with a magnetic field system under the breaking contacts, which can pull the arc to the arc extinguishing chamber to assist arc extinguishing.

Flame-retardant Shell : adopting high-performance flame-retardant Shell, fireproofing and not easy to be damaged and keep the high stability.

MODEL:SFB1l-63HC; Rated Current: 6(63)A; Rated Voltage: 230V; For AC 50Hz/60Hz; 1P+N.

SIZE: 2.9"x 3.2"x 2.11"/ 75 x81 x 53.5mm (L*W*H). Fit for 35mm DIN rail.

FUNCTION:It is used for overload, short circuit protection the line with current up to 63A, and and leakage protectionin, and it can also be used for infrequent switching of electrical devices and lighting circuits under normal conditions.

3 pole manual starter adjustable from 10 to 16 AMPS

Class 10 trippiing characteristic

Rotary ON/OFF Handle

Brand new and high-performance flame-retardant Shell, fireproofing,high stability 2P 500V Miniature circuit breaker 25A

It can trip immediately when the circuit is short-circuited so that to protect the safety of the circuit and prolong the life of circuit breakers. It can also be on-off switch for DC load circuits

Magnetic Arc Extinguishing: The DC mini circuit breaker is equipped with a magnetic field system under the breaking contacts, which can pull the arc to the arc extinguishing chamber to assist arc extinguishing.

Magnetic Arc Extinguishing: The DC mini circuit breaker is equipped with a magnetic field system under the breaking contacts, which can pull the arc to the arc extinguishing chamber to assist arc extinguishing.

Flame-retardant Shell : adopting high-performance flame-retardant Shell, fireproofing and not easy to be damaged and keep the high stability.

Feature: it can trip immediately when the circuit is short-circuited so that to protect the safety of the circuit and prolong the life of circuit breakers. It can also be on-off switch for DC load circuits.

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

Application:1.DC power supply:Such as communication power supply, EPS, UPS, etc. in the information industry;2.Rail transit and electric locomotive;3.Ship power system and electrical propulsion system

Excellent current limiting performance, which can accurately protect relay protection and automatic devices from overload, short circuit and other fault hazards

277V 14KA

UL489 Listed for branch circuit protection

Reliable screw clamp wire terminations

Visual trip indicator for quick troubleshooting

MODEL:SFB1-63HC ; Rated Current: 6(63)A; Rated Voltage: 230V; For AC 50Hz/60Hz; 1 Pole.

SIZE: 2.9"x 3.2"x 0.7"/ 75 x81 x 18mm (L*W*H). Fit for 35mm DIN rail.

FUNCTION:It is used for overload and short circuit protection in the line with current up to 63A, and it can also be used for infrequent switching of electrical devices and lighting circuits under normal conditions.