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- E-T-A Circuit Breakers is a world leading manufacturer of circuit breakers and is a single-source supplier for most circuit protection technologies: thermal, thermal-magnetic, magnetic, high performance and electronic. E-T-A circuit breakers are available in more than 150 models and 300,000 different configurations. E-T-A is also a leading manufacturer of solid state remote power controllers (SSRPCs). All E-T-A circuit protection devices are RoHS compliant.

Newest Products View All (12)

Image of E-T-A’s Hydraulic Magnetic Miniature Circuit Breakers(MCB) - 4231 Series

Hydraulic Magnetic Miniature Circuit Breakers (MCB) - 4231 Series

E-T-A's 4231 series hydraulic-magnetic MCB's trip mechanism can respond extremely fast and provides genuine physical contact isolation.

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Image of E-T-A's Higher Performance Thermal Circuit Breakers - 412 / 413 Series

High-Performance Thermal Circuit Breakers - 412 / 413 Series

E-T-A's 412 series and 413 series breakers are tease-free and trip-free with snap action mechanism and push/pull, on/off manual actuation.

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Image of E-T-A's 4230-T Series MCBs

Thermal-magnetic UL489 DIN Rail Circuit Breakers – 4230-T Series

E-T-A's 4230-T series thermal-magnetic UL489 DIN rail circuit breakers has a range of trip characteristics and add-on modules for a variety of applications.

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Image of ETA's REX12 / EM12 electronic circuit protector

REX12 Circuit Breaker with EM12 Power Supply Module

ETA's REX12 combines flexibility and compact design upon request with industrial communication via the point-to-point connection IO link.

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Image of E-T-A's EPR10 Series Electronic Power Relays

Harsh Environment Solid State Power Protection Relays EPR10-P Series

E-T-A introduces their EPR10-P series harsh environment solid state power protection relays that are suitable for use in utility vehicles and special vehicles where reliability and functional safety are at a premium.

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Image of ETA's ESR10 Micro ISO Solid State Relay

ESR10 Micro ISO Solid-State Relay

E-T-A’s ESR10 Micro ISO solid-state relays were specifically designed for use in 12 V and 24 V vehicle on-board electrical systems.

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Product Training Modules View All (1)

Circuit Protection

Common Circuit Protection Mistakes

Duration: 15 minutes

The four types of circuit breaker technology and the most common circuit protection mistakes.

Featured Videos View All (3)

IP65 rated E-T-A 3120 rocker-actuated circuit breaker E-T-A

For applications in harsh environmental conditions, E-T-A offers the 3120 circuit breaker switch combination with an integrated seal.

Publish Date: 2019-02-22

REX12-T Electronic Circuit Protector

ETA's REX12 combines flexibility and compact design as the next generation of electronics overcurrent protection.

Publish Date: 2017-10-25

E-T-A Corporate Film

Since its foundation in 1948 E-T-A’s history has been a history of success. Our corporate film draws a portrait of the world market leader for circuit breakers for equipment protection – up-to-date, informative and concise.

Publish Date: 2012-05-18

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