E-T-A Circuit Breakers
E-T-A Elektrotechnische Apparate GmbH is a privately held German manufacturer, founded in 1948 and headquartered in Altdorf, that designs and sells circuit breakers, intelligent power distribution systems, and relays for industrial, mobility, medical, and communications OEMs in 60+ countries.
- Company typePrivate
- Founded1948
- HeadquartersAltdorf, Switzerland
- Headcount101–250
- GTM typeB2B
- OfferingHardware or Manufacturing
What E-T-A Circuit Breakers does
E-T-A Elektrotechnische Apparate GmbH is a privately held German electronics manufacturer founded in 1948 and headquartered in Altdorf near Nuremberg, operating in the niche of overcurrent protection, intelligent power distribution, and power management for industrial, mobility, medical, and communications OEMs. The company describes itself as the world market leader for circuit breakers for equipment protection and offers the most comprehensive product portfolio in the category, spanning thermal, thermal-magnetic, magnetic, hydraulic-magnetic, and electronic overcurrent protection technologies, complemented by solid state relays, power relays, solid state remote power controllers, switch mode power supplies, and custom-designed power management systems. Differentiated sub-brands include ControlPlex (rack and DIN-rail intelligent power distribution), PowerPlex (digital switching), and SCS Smart Control Systems (CAN-bus-based intelligent PDUs for utility vehicles) with IO-Link, Modbus-RTU, and CAN protocols (CAN 2.0B, CANopen, SAE J1939).
The business is monetised through B2B hardware sales of components and subsystems on a quote-based pricing model, with multi-year contracts and a small professional-services stream for custom power management design. Go-to-market is enterprise field sales augmented by an authorized distributor network for smaller orders, a self-service sales portal (e-t-a.distyman.com), regional sales offices in the UK, Italy, China, Japan, and the US, and 10 wholly-owned subsidiaries supporting a presence in more than 60 countries and 4 production sites. Customer segments are organised vertically: automation and process control, medical and equipment technology, mobility and transport (aerospace, automotive, commercial vehicles, construction, agriculture, marine, emergency vehicles, RVs), and communications, with named design-in relationships spanning Nokia, Simrad, Webasto, Rittal, Sumitomo, Horsch, Dethleffs, Meyn, and others. E-T-A holds an extensive certification stack (UL 489/489A/1077/1500, VDE EN 60934, CCC, KC, CSA, KBA E1/ECE-R10, ATEX, IECEx, ISO 9001/14001/50001) and strategic ecosystem positions inside Rittal's RiLineX platform and Webasto's motorhome systems, with three Managing Directors (Ralf Dietrich, Christian Kube, Dr. Jennifer Sell) and 101-250 employees.
E-T-A Circuit Breakers firmographics
Firmographics- Name
- E-T-A Circuit Breakers
- Legal name
- E-T-A Elektrotechnische Apparate GmbH
- Website
- https://e-t-a.com
- Company type
- Private
- Founded year
- 1948
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- E-T-A Elektrotechnische Apparate GmbH is a privately held German manufacturer, founded in 1948 and headquartered in Altdorf, that designs and sells circuit breakers, intelligent power distribution systems, and relays for industrial, mobility, medical, and communications OEMs in 60+ countries.
- Ownership category
- akta.pro rank
E-T-A Circuit Breakers industry classification
Industry- Product category
- Circuit Protection & Power Distribution
- NAICS
- Switchgear and Switchboard Apparatus Manufacturing (335313), Relay and Industrial Control Manufacturing (335314)
- SIC
- Switchgear & Switchboard Apparatus (3613), Electronic & Other Electrical Equipment (No Computer Equip) (3600)
- akta.pro primary industry
- Circuit Breakers, Disconnectors, Earthing Switches & Switchgear Components (EUADACAH)
- akta.pro secondary industry
- Power Quality, Metering & Monitoring (HDACAJAG)
Keywords
Where E-T-A Circuit Breakers is headquartered
LocationHeadquarters
- HQ city
- Altdorf
- HQ country
- Switzerland
- HQ region
- Europe
Offices5 records
Markets served
E-T-A Circuit Breakers business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Operations, Supply Chain, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Circuit Protection Devices Sales: Sales of thermal, thermal-magnetic, magnetic-hydraulic, and electronic circuit breakers for equipment protection across industrial, automotive, medical, and mobility applications
- Relays and Solid State Remote Power Controllers: Sales of solid state relays, power relays, and SSRPCs for power control applications
- Intelligent Power Distribution Systems: Sales of ControlPlex® and SCS® intelligent power distribution systems with communication capabilities
- Power Supplies: Sales of 1-phase and 3-phase switch mode power supply units for industrial automation applications
- Custom Power Management System Design: Custom-designed power management and distribution solutions tailored to specific customer requirements
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Multi-year contract | B2B enterprise product sales with quote-based pricing |
Go-to-market motion1 record
Distribution channels3 records
Marketing channels8 records
E-T-A Circuit Breakers product offering
Product offeringCore offering
E-T-A designs and manufactures a comprehensive portfolio of overcurrent protection devices including thermal, thermal-magnetic, magnetic, hydraulic-magnetic, and electronic circuit breakers, along with solid state relays, power relays, and high voltage relays. The company also produces intelligent power distribution systems (ControlPlex®, SCS®, PowerPlex®) and switch mode power supplies for industrial automation, medical equipment, mobility/transport, and communications applications.
Product overview
E-T-A offers the world's most comprehensive product portfolio in overcurrent protection, power distribution, and relay technology. The portfolio centers on circuit breakers (thermal, thermal-magnetic, magnetic, hydraulic-magnetic, electronic) combined with relays (solid state, power, high voltage) and intelligent power distribution systems (ControlPlex Rack, ControlPlex DIN Rail, SCS Smart Control Systems, PowerPlex). Supporting these are switch mode power supplies (SMPS-T 1-phase and 3-phase) and custom power management system design services. Key product lines include the 3120-N thermal circuit breaker/switch combination, 8335 magnetic/hydraulic-magnetic breakers, SCS200 CAN-based intelligent power distribution (IP67), REX12D-T electronic breakers with IO-Link/Modbus-RTU, and the E-BOX all-in-one power distribution unit. E-T-A serves diverse markets including automation, medical equipment, mobility/transport, and communications through a global network spanning more than 60 countries with four production sites and ten subsidiaries.
Differentiator
Problem solved
Functional benefit
Brands
- ControlPlex®: Intelligent power distribution systems for rack and DIN rail applications
- PowerPlex®
- SCS® (Smart Control Systems)
Products and services
- Thermal Overcurrent Circuit Breakers Bimetal-operated thermal circuit breakers providing overcurrent protection for motors, pumps, transformers, and cables with manual or automatic reset options. Includes specific models such as Type 3120-N (thermal circuit breaker/switch combination, 0.1-20A for AC 240V/DC 50V), Type 1658 (cost-effective miniaturized thermal circuit breaker, 5-30A for AC 240V), Type 2-5700 (press-to-reset single pole, 0.05-25A for AC 250V/DC 28V), and Type 2-6500 (motor protection control with automatic reset, 0.1-10A for AC 250V).
- Thermal-Magnetic Overcurrent Circuit Breakers Circuit breakers combining thermal and magnetic trip mechanisms for comprehensive overcurrent protection in various electrical applications. Includes 4230-T UL 489 miniature circuit breaker for primary AC circuit protection.
- Magnetic & Hydraulic-Magnetic Overcurrent Circuit Breakers Circuit breakers using magnetic or hydraulic-magnetic technology for delayed or fast switching characteristics, suitable for industrial applications. Includes Type 8335 single and multipole magnetic circuit breaker with toggle actuation, rated 1-50A for AC 3/415V, AC 240V, DC 80V applications.
- Electronic Overcurrent Protection Electronic circuit breakers and protectors including REX12D-T, REX12-T, ESX10-T, and ESX10 series providing DC 24V protection with IO-Link and Modbus-RTU communication capabilities for Industry 4.0 applications.
- Power Entry Modules Integrated modules combining appliance inlets, switches, and resettable overcurrent protection in single components (e.g., X3130, X3120).
- Miniature Circuit Breakers Compact circuit breakers for space-constrained applications meeting various international standards.
- High Performance Circuit Breakers High performance circuit breakers including 8365-T for DC networks up to 800V as part of the DC-INDUSTRIE2 system concept for modern DC factories.
- Solid State Relays Electronic relays for switching AC and DC loads without mechanical contact, offering silent operation and long service life.
- Solid State Remote Power Controllers (SSRPCs) Remote-controlled power switching devices with solid-state technology for precise load management and monitoring.
- Power Relays Electromechanical relays including MPR10, MPR20, and HPR10 series for high-current load switching with optional HDSCS plug-in connectors.
- High Voltage Relays (HVR10) Hybrid high voltage relays supporting up to 1000V for demanding electrical system applications.
- ControlPlex® Rack System Intelligent power distribution system for rack-mounted applications providing centralized control and monitoring of DC power distribution.
- ControlPlex® DIN Rail System Intelligent power distribution system for DIN rail mounting in control cabinets with modular expansion capabilities.
- SCS® Smart Control Systems CAN-based intelligent power distribution system for utility vehicles supporting CAN 2.0B, CANopen, SAE J1939 protocols. Includes SCS200 (IP66/67-rated, 8 or 12 channels, DC 12V/24V/48V), SCS1000, and SCS3000 models with predictive maintenance capabilities.
- PowerPlex® Digital Switching System Digital switching system for power distribution with advanced control and monitoring features.
- 1-Phase Switch Mode Power Supplies (SMPS-T) Single-phase switch mode power supplies providing DC output (24V) at 5A, 10A, and 20A ratings with relay contact DC-OK and push-in terminals.
- 3-Phase Switch Mode Power Supply Units Three-phase switch mode power supplies for industrial applications requiring higher power capacity.
- Custom Power Management System Design Bespoke power management and distribution solutions designed and manufactured to customer specifications for specialized applications.
- REX22D-T ATEX/IECEx Certified Electronic Circuit Protector ATEX and IECEx certified electronic circuit protector with communication capabilities for hazardous locations, scales with operation requirements.
- E-BOX Power Distribution Unit All-in-one power distribution unit with charging and booster functions for motorhomes and campervans, controllable via single display. Developed in collaboration with Webasto for motorhome air heating systems.
Quantifiable outcome
- Resettable technology eliminates fuse replacements, reducing maintenance costs and downtime
- +3 more outcomes
Companies that use E-T-A Circuit Breakers
Customer profileNamed customers10 records
Segments4 records
Ideal customer profiles4 records
E-T-A Circuit Breakers technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature6 records
E-T-A Circuit Breakers partnerships and signals
Strategic signalPartnerships
Three partnerships are on record, tiered core.
- RittalcorePartnership with Rittal on RiLineX power distribution platform ecosystem. E-T-A joined Rittal's technology partners ecosystem to support control cabinet manufacturers with power distribution and control technology solutions.
- WebastocoreCollaboration with Webasto on motorhome air heating systems. E-T-A's E-BOX serves as the central control unit with charging and booster functions, integrated with Webasto's heating systems and controllable via single display.
- RittalcoreRittal launched ecosystem of technology partners with RiLineX power distribution platform to support control cabinet manufacturers. E-T-A positioned as key technology partner in this ecosystem.
Scale indicators5 records
Recent moves6 records
Expansion highlights7 records
E-T-A Circuit Breakers competitors and assessment
Company assessmentBroad incumbents
- Eaton: Global power management conglomerate with a substantial circuit protection portfolio (including hydraulic-magnetic and electronic circuit breakers) that overlaps directly with E-T-A's product lines while serving a much broader electrical and industrial customer base.
- Schneider Electric: Major industrial automation and power management player offering circuit breakers, intelligent power distribution, and EcoStruxure-connected solutions that directly overlap with E-T-A's ControlPlex and electronic protection portfolio.
- ABB: Global electrification, motion, and process automation leader with extensive switchgear, circuit protection, and intelligent power distribution offerings that compete in the same industrial and mobility segments E-T-A serves.
- Siemens: Industrial automation and smart infrastructure giant offering SIMATIC-compatible circuit protection, IO-Link integration, and power distribution systems that overlap with E-T-A's automation and process control solutions.
- Rockwell Automation: Industrial automation incumbent offering intelligent motor protection, IO-Link-enabled devices, and power distribution components integrated with its Logix/FactoryTalk ecosystem, competing with E-T-A in factory-floor protection and Industry 4.0 applications.
Direct peers
- Phoenix Contact: German-headquartered B2B specialist in industrial connection technology, power supplies, and device circuit breakers; directly comparable in target market (control cabinet builders, OEMs), business model (B2B direct + distribution), and product overlap (electronic circuit protection).
- Littelfuse: US-based pure-play circuit protection specialist offering fuses, PTC resettable devices, and solid-state relays with similar industrial, automotive, and electronics customers — most direct head-to-head competitor in equipment protection.
- Bourns: Manufacturer of resettable PTC devices, circuit protection, and magnetics with overlapping automotive, industrial, and consumer electronics customers — comparable in circuit protection technology focus and B2B sales motion.
- WAGO: German specialist in electrical interconnection, DIN-rail mounted power supplies, and circuit protection for control cabinets; very close peer in customer base (control cabinet manufacturers), geography (Germany/Europe), and product category.
- Weidmüller: German industrial connectivity and power distribution specialist serving control cabinet and automation OEMs with electronic load monitoring and circuit protection products that overlap with E-T-A's ControlPlex DIN Rail offering.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks5 records
Key highlights7 records
Customer concentration
E-T-A Circuit Breakers social profiles
Digital presenceE-T-A Circuit Breakers compliance and trust
Trust signalCompliance22 records
E-T-A Circuit Breakers financial estimates
Financial estimateRevenue estimate
Valuation estimate
E-T-A Circuit Breakers leadership team
Management profileNumber of profiles
Profiles3 records
E-T-A Circuit Breakers subsidiaries and ownership
Company hierarchySubsidiaries4 records
E-T-A Circuit Breakers funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
E-T-A Circuit Breakers M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about E-T-A Circuit Breakers
What does E-T-A Circuit Breakers do?
E-T-A designs and manufactures a comprehensive portfolio of overcurrent protection devices including thermal, thermal-magnetic, magnetic, hydraulic-magnetic, and electronic circuit breakers, along with solid state relays, power relays, and high voltage relays. The company also produces intelligent power distribution systems (ControlPlex®, SCS®, PowerPlex®) and switch mode power supplies for industrial automation, medical equipment, mobility/transport, and communications applications.
Is E-T-A Circuit Breakers a public or private company?
E-T-A Circuit Breakers is a private company. It is classified as unknown and is currently operating.
When was E-T-A Circuit Breakers founded?
E-T-A Circuit Breakers was founded in 1948. It employs 101 to 250 people.
Where is E-T-A Circuit Breakers based?
E-T-A Circuit Breakers is headquartered in Altdorf, Switzerland, in the Europe region.
How does E-T-A Circuit Breakers make money?
Five revenue lines are on record. Circuit Protection Devices Sales are the primary driver. The others are relays and Solid State Remote Power Controllers, intelligent Power Distribution Systems, power Supplies and custom Power Management System Design.
Who are E-T-A Circuit Breakers's main competitors?
Broad incumbents on record are Eaton, Schneider Electric, ABB, Siemens and Rockwell Automation. Direct peers are Phoenix Contact, Littelfuse, Bourns, WAGO and Weidmüller.
Does E-T-A Circuit Breakers have an API?
No public API is recorded for E-T-A Circuit Breakers.
What industry is E-T-A Circuit Breakers in?
E-T-A Circuit Breakers's product category is Circuit Protection & Power Distribution. Its primary akta.pro industry code is EUADACAH, Circuit Breakers, Disconnectors, Earthing Switches & Switchgear Components, with a secondary code of HDACAJAG, Power Quality, Metering & Monitoring. Its NAICS code is 335313 and its SIC code is 3613.