Circuit Breakers | Low Voltage Molded Case Circuit Breakers

Circuit Breakers

ABB's Circuit Breakers portfolio includes options such as Molded Case, Low Voltage, Medium Voltage Indoor Power Circuit Breakers, Miniature Circuit Breakers, Enclosed Circuit Breakers, AC Circuit Breakers for Railway, Insulated Case Circuit Breakers and Residential Circuit Breakers from brands like SACE® Tmax®, ProLine, EntelliGuard, and Power Break II.

Molded Case Circuit Breakers (MCCB)

ABB offers an expansive offering of Molded case circuit breakers for your projects from brands like SACE® Tmax®, TEY Lighting Panel Circuit Breakers, Thermal Magnetic and ProLine.

SACE Tmax XT

SACE® Tmax® XT - ABB's newest line of MCCBs are available up to 1600A; globally certified UL/CSA/IEC

SACE Tmax T

SACE® Tmax® T - A complete range of molded case circuit-breakers up to 3200 A. All the circuit-breakers, both three-pole and four-pole, are available in fixed versions.

SACE FORMULA

ABB‘s SACE® FORMULA molded case circuit breaker line offers simplicity and quality in some of the smallest dimensions available.

Record Plus

FB100, available up to 600A with interruption capacities up to 200kAIC.

TEY Lighting Panel Circuit Breakers

15-125A; Designed for use in lighting panel applications. Internal accessories and mounting bases make them suited for individual mounting as well.

Thermal Magnetic E150

15 to 150A. Our industrial thermal-magnetic E150 breakers provide a proven, cost-effective solution.

Enclosed Circuit Breakers

ABB offers a variety of NEMA enclosure types designed to protect against a variety of environmental conditions in non-hazardous locations.

ProLine Circuit Breaker

The ProLine Circuit Breaker is the industry's first UL approved current limiting breaker to be used in a panelboard application.

Tmax XT Retrofit Kit for Spectra Panelboards & Switchboards

Retrofit Kit for Spectra™ Plug-In and Bolt-on Panelboards & Switchboards

Low Voltage Power Circuit Breakers

SACE Emax 2

Air circuit breakers up to 6300A. From circuit breaker to power manager

SACE Emax 2 Retrofill Circuit Breaker

Advanced retrofill solutions for AK, AKR, WavePro power circuit breakers

EntelliGuard G

Available in 3- and 4-pole designs rated from 400A to 6000A, with fault interruption ratings up to 200kAIC.

EntelliGuard R Retrofill

Retrofill existing metal frame breaker cubicles with an EntelliGuard G breaker. Offers the option to include the EntelliGuard TU Trip Unit.

Miniature Circuit Breakers & Supplementary Protectors

S300P Miniature Circuit Breakers

The S300P MCB is available in B, C, D, K, and Z characteristics from 0.5 to 63A.

DS201 UL RCBO Miniature Circuit Breakers

DS201 UL is an RCBO that combines 30 mA RCD and MCBs with trip curves B, C, or K. DS201 UL can be equipped with an auxiliary contact for bottom fitting for retrofitting and…

E90 Fuse Holders

E90 is the ideal protection against short-circuits and overloads for a wide range of applications. E90 is designed for quick, flexible, and error-proof installation.

UL1077 Miniature Circuit Breakers

UL1077 MCBs feature two tripping mechanisms, the delayed thermal tripping mechanism and the magnetic tripping mechanism, to ensure electrical safety in multiple applications.

UL489 Miniature Circuit Breakers

UL489 MCBs feature two tripping mechanisms, the delayed thermal tripping mechanism and the magnetic tripping mechanism, to ensure electrical safety in multiple applications.

Q-Line Miniature Circuit Breakers

Q-Line Miniature Circuit Breakers series include TH(H)QC cable-in, cable-out (lug-lug), TH(H)QB in bolt-on, and TH(H)QB-RC ring lug versions. All of them are available in 15A…

Residual Current Devices – RCDs

RCDs are the safest device to detect and trip against electrical leakage currents, thus ensuring protection against electric shock caused by indirect contacts.

Residential Circuit Breakers

Residential Main Circuit Breakers

100 to 225A. THQMV Main breakers are configured to allow top or bottom feed without modification and can be added to PowerMark Gold convertible (TLM) load centers.

Feeder Plug-in Circuit Breakers

15 to 200A. Choose from 1/2" THQP or 1" THQL breakers with options for 1 to 3 poles. THQP breakers allow the use of smaller load centers.

Combination Arc Fault Circuit Interrupter (AFCI)

AFCI is a compact and easy to install solution designed to eliminate Arc faults. AFCI has the flexibility to address shared and mixed neutrals.

Ground Fault Circuit Interrupter with Self-Test (GFCI)

GFCI protects against overloads, short circuits, and ground faults by detecting very low levels of electrical current leakage and shutting off power.

Dual Function Circuit Interrupter (DFCI)

DFCI combines both Ground Fault and Combination Arc Fault (GFCI & AFCI) protection in a simple to apply and cost-effective solution.

Insulated Case Circuit Breakers

Power Break II

800 to 4000A. This breaker provides reliable, flexible and easy-to use circuit protection. Utilizes the EntelliGuard* TU trip unit.

Power Break II Retrofill

Serves the needs of end-users with both fixed-mounted and draw-out versions of the Power Break I breakers. Field upgradeable to EntelliGuard* TU trip unit.

DC High Speed Circuit Breakers

Gerapid

2600 to 8000A. Single Pole. For use in high energy, high reliability DC power distribution systems.

Medium Voltage Circuit Breakers

ADVAC Indoor Vacuum Circuit Breaker

The ADVAC series is a complete line of ANSI-rated vacuum circuit breakers with a spring-charged mechanism.

ADVAC 38 Vacuum Circuit Breaker

A new 38 kV class medium voltage vacuum circuit breaker with the EL mechanism and best-in-class vacuum interrupter technology up to 40.5 kV, 3000 A, and 40 kA.

ADVAC G Indoor Vacuum Circuit Breaker

ADVAC-G provides full protection for generator applications in a small footprint

AMVAC Indoor Vacuum Circuit Breaker

The AMVAC series utilizes magnetic actuation technology to provide a more reliable and longer-lasting solution

FSK II+ IEC Outdoor AC Railways Vacuum Circuit Breaker

Single or two-phase outdoor vacuum breaker with a magnetic actuator for railway power supply (RPS)

GSL II IEC Outdoor AC Railways Vacuum Circuit Breaker

Single-pole and double pole outdoor vacuum load break switch and vacuum circuit-breaker with magnetic actuator for railway applications.

GSx IEC Indoor AC Railways Vacuum Circuit Breaker

Single-phase indoor vacuum breaker with magnetic actuator for railway power supply

Medium Voltage Indoor/outdoor Embedded Poles

Medium voltage poles with vacuum interrupters embedded for circuit breaker construction, up to 40.5 kV, 4000 A, 50 kA

Medium Voltage Vacuum Interrupters

Proven in thousands of application ABB vacuum interrupters are the perfect core component for every switching device

VD4-AF Indoor Vacuum Circuit Breaker

VD4-AF offers safer and more relentless steel furnace operation and protection

VD4 ANSI UL 15KV 1200/2000 40KA medium voltage vacuum circuit breaker

VD4 ANSI UL 15KV 1200/2000 40KA Vacuum Circuit Breaker

A narrow MV circuit breaker with EL spring mechanism and new recyclable embedded poles up to 15 kV, 40 kA, 2000 A.

VD4-CS Indoor Circuit Breaker

VD4-CS provides noise-free power quality by safe and reliable switching and protection of capacitor banks

VD4G Vacuum Generator Circuit Breaker

VD4G offers a small footprint and full protection for generator switching applications.

VM1 Circuit Breakers

VM1 utilizes a magnetic drive that activates the moving contacts of interrupters and integrates all the functions of a traditional drive.

Circuit Breaker Trucks

Service trucks for temporary inspection, maintenance, and earthing of medium voltage panels

Medium Voltage Outdoor Dead Tank Breakers

R-MAG Magnetic Circuit Breaker

R-MAG offers a maintenance-free, magnetically-actuated mechanism that provides unparalleled reliability and safety in the field

Remote Racking Devices

SACE® Emax 2 Remote Racking Device

A dedicated device to remotely perform circuit breaker rack-in/rack-out operations for the Emax 2, increasing the safety for personnel.

EntelliGuard G Remote Racking Operator

Electrically operated safety device for EntelliGuard G breakers.

Previous Generation Circuit Breakers

AKR Remote Racking Device - Previous Generation Circuit Breakers

Low Voltage Power - Previous Generation Circuit Breakers

Magna Blast High Voltage - Previous Generation Circuit Breakers

Magna Blast Medium Voltage - Previous Generation Circuit Breakers

Molded Case - Previous Generation Circuit Breakers

Power Break* I Insulated Case - Previous Generation Circuit Breakers

Record Plus FE MCCBs - Previous Generation Circuit Breakers

SecoVac* R Retrofill Vacuum - Previous Generation Circuit Breakers

SecoVac* VB2+ Vacuum - Previous Generation Circuit Breakers

Mag-Break* Motor - Previous Generation Circuit Breakers

Spectra RMS* Electronic Trip -Previous Generation Circuit Breakers

Thermal Magnetic Molded Case - Previous Generation Circuit Breakers

Wave Pro and EntelliGuard Remote Racking Device - Previous Generation Circuit Breakers

WavePro - Previous Generation Circuit Breakers

Molded Case Circuit Breakers (MCCB) ABB offers an expansive offering of Molded case circuit breakers for your projects from brands like SACE® Tmax®, TEY Lighting Panel Circuit Breakers, Thermal Magnetic and ProLine.

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Molded Case Circuit Breakers (MCCB)

ABB offers an expansive offering of Molded case circuit breakers for your projects from brands like SACE® Tmax®, TEY Lighting Panel Circuit Breakers, Thermal Magnetic and ProLine.