Bender

What Bender does

Bender GmbH & Co. KG is a privately held German electrical-safety specialist headquartered in Grünberg, founded in 1946 and operating through a family-controlled Kommanditgesellschaft structure. The company designs and manufactures insulation monitoring devices, insulation fault-location systems, residual-current monitoring systems, transfer switches, safety testers and supporting software for ungrounded (IT) and grounded (TN/TT) power architectures used in mission-critical facilities. Its core technology platforms — ISOMETER®, ISOSCAN® EDS, LINETRAXX® RCMS, SmartDetect, MEDICS®, UNIMET®, ATICS®, POWERSCOUT®, COMTRAXX® and the CC613 charging controller — protect personnel and equipment in hospitals, industrial plants, oil and gas installations, renewable energy sites, data centers, railways, ships and ports, mining operations, battery storage systems and EV charging infrastructure.

The company generates revenue primarily through direct enterprise sales of hardware products, complemented by professional services such as repair, field service, technical hotline support and the fee-based Bender Academy training program. Go-to-market is consultative field sales executed through ten wholly-owned regional subsidiaries spanning Germany, the UK, Spain, Italy, Benelux, India, APAC, China, Latin America, Mexico and the USA, supported by technical seminars, trade-show presence (e.g., Power2Drive Europe, SMM, Meorga MSR), webinars and a customer magazine. Pricing is quote-based and not publicly disclosed.

Bender's competitive position rests on decades of regulatory expertise in standards such as DIN VDE 0100-710, IEC 80005-1 and AFIR, a broad registered-trademark portfolio, and an installed base that creates substitution friction in safety-critical applications. The firm is led by a four-person executive board — CEO Michael Breuer, CTO Michael Fischer, COO Christian Jerkel and CRO Steve Mason — alongside managing director D. Christian Bender representing the founding family.

Name

Bender

Legal name

Bender GmbH & Co. KG

Website

https://bender.de

Company type

Private

Founded year

1946

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Bender GmbH & Co. KG is a privately held German manufacturer of electrical-safety monitoring products — insulation monitoring devices, fault-location systems and residual-current monitors — sold via direct enterprise field sales to hospitals, industrial plants, utilities, data centers, railways, oil and gas operators and EV-charging infrastructure customers across more than ten global subsidiaries.

Ownership category

akta.pro rank

Product category

Electrical Safety Equipment

NAICS

Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals (334515), Electrical Equipment Manufacturing (33531)

SIC

Instruments For Meas & Testing Of Electricity & Elec Signals (3825), Switchgear & Switchboard Apparatus (3613)

akta.pro primary industry

Electrical Systems Maintenance (LV/MV, Switchgear, UPS) (BPABACAC)

akta.pro secondary industry

High-Voltage (HV) Safety, Isolation Testing & Compliance Services (TLAKAMAH)

Keywords

• Electrical safety monitoring
• Insulation monitoring devices
• Power quality monitoring
• Medical IT systems
• EV charging controllers

Headquarters

HQ city

Grünberg

HQ country

Germany

HQ region

Europe

Offices11 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Supply Chain, Technology or R&D, Marketing or Sales, Operations, Infrastructure

Revenue model

1. Hardware Product Sales: Sale of electrical safety monitoring equipment including insulation monitoring devices, differential current monitors, measurement relays, current transformers, switching devices, and testing equipment. Products are sold directly to industrial customers through field sales and subsidiaries.
2. Professional Services: Technical services including repair service, field service, seminars and training through Bender Academy, and technical support hotline. These services support the hardware installation and maintenance lifecycle.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels6 records

Core offering

Bender GmbH & Co. KG manufactures electrical safety monitoring and protection equipment, centered on insulation monitoring devices (ISOMETER), insulation fault location systems (ISOSCAN), and differential current monitoring systems (LINETRAXX RCMS, SmartDetect MRCD). The portfolio also includes medical IT power supply systems (MEDICS), transfer switching equipment (ATICS), safety testers (UNIMET), EV charging controllers (CC613), power quality analyzers (PEM), and visualization software (POWERSCOUT) for continuous, predictive electrical safety in industrial, healthcare, infrastructure, and eMobility applications.

Product overview

Bender GmbH & Co. KG is a German industrial electrical safety company offering a comprehensive portfolio of monitoring and protection systems organized around its core competency of insulation and fault current monitoring. The product ecosystem centers on ISOMETER® (insulation monitoring devices) and ISOSCAN® EDS (insulation fault location systems) for ungrounded IT systems, complemented by differential current monitoring solutions including LINETRAXX® RCMS and SmartDetect MRCD for grounded TN/TT systems. Supporting products include UNIMET® safety testers, MEDICS® medical power supply systems, ATICS® transfer switches, measurement and monitoring relays, POWERSCOUT® visualization software, COMTRAXX displays, and CC613 charging controllers for eMobility. The portfolio is unified through common communication protocols (Modbus RTU, RS-485, EEBUS) and supports integration with higher-level control systems, serving industries including healthcare, manufacturing, renewable energy, data centers, railways, and eMobility.

Differentiator

Problem solved

Functional benefit

Brands

• ISOMETER®: Insulation monitoring devices for ungrounded power supply systems
• ISOSCAN®
• LINETRAXX®
• MEDICS®
• POWERSCOUT®
• UNIMET®
• COMTRAXX®
• Bender Connect
• SmartDetect
• ATICS®
• Bender-Akademie

Products and services

• ISOMETER Insulation monitoring devices (IMD) for continuous monitoring of insulation resistance in ungrounded AC, DC, and AC/DC IT systems, providing early detection of insulation faults without interrupting power supply. Used in industrial plants, hospitals, and renewable energy installations.
• ISOSCAN EDS440 Insulation fault location devices for localizing insulation faults in ungrounded power supply systems (IT systems) during operation without shutting down the system. Supports up to 12 measurement channels per device and can network up to 50 devices for up to 600 channels.
• LINETRAXX RCMS460-D Multi-channel differential current monitoring system for monitoring multiple circuits simultaneously using the summation current principle with measuring current transformers in TN/TT grounded power supply systems.
• SmartDetect Modular Fault Current Devices Modular fault current devices (MRCD) for person, fire, and equipment protection in industrial electrical systems where classic RCDs cannot be used. Includes RCMS410/425 models.
• UNIMET Safety Testers Safety testers for standards-compliant testing and measurement of electrical equipment and medical-technical devices, featuring easy operation, diverse interfaces, and high-quality service.
• MEDICS Medical IT Power Supply Systems Medical IT power supply systems including transfer and monitoring modules, signaling and operating panels, and isolating transformers for hospital medical facilities, compliant with DIN VDE 0100-710.
• ATICS Transfer Switching Equipment Transfer switching equipment for automatic or manual switching between power sources in critical infrastructure applications, ensuring power continuity.
• CC613 EV Charging Controller Charging controller for electric vehicle charging infrastructure with support for AC and DC charging, dynamic load management, Plug&Charge, EEBUS integration, and compliance with AFIR regulations.
• PEM353 Power Quality Analyzer Universal measuring device (network analyzer) in the PEM product line that captures all relevant quantities of electrical supply networks for transparency in electrical installations.
• Measurement and Monitoring Relays Measurement and monitoring relays including voltage relays, current relays, asymmetry relays, phase sequence relays, and frequency relays for special monitoring functions in electrical installations.
• NGR Grounding Resistance Monitoring Neutral grounding resistance monitoring for high-resistance grounded systems (HRG) in industrial applications.
• Current Transformers Measuring current transformers in various sizes and designs for use with differential current monitoring systems, including CTAC, CTAS, W, and WR series with different inner diameters and forms.
• edge500 Intelligent Plant Monitoring System Intelligent system monitoring solution providing maximum overview with minimal complexity for industrial plant monitoring.
• COMTRAXX Monitoring and Display Devices Monitoring and display devices for visualizing power quality data and system status in electrical installations.

Quantifiable outcome

• IT systems allow continued operation after first insulation fault without shutdown
• +2 more outcomes

Segments13 records

Ideal customer profiles6 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration5 records

Feature8 records

Partnerships

One partnership is on record.

• EEBUScoreTechnology or IntegrationBender participates in the EEBUS initiative for cross-industry communication standards in eMobility. The partnership enables interoperability between Bender charging controllers and EEBUS-compatible energy management systems for smart charging and building energy integration.

Scale indicators1 record

Recent moves6 records

Expansion highlights5 records

Direct peers

• Megger: Specialist manufacturer of electrical test and measurement equipment (insulation testers, portable appliance testers), directly comparable to Bender's UNIMET® testing systems and overlapping in industrial electrical safety diagnostics for utilities and OEMs.
• ABB: Broad electrification and industrial automation group that competes with Bender in insulation monitoring, switchgear protection, EV charging controllers, and power-quality measurement, and serves many of the same end-markets including rail, mining, oil & gas, and renewable energy.
• Eaton: US-based power management company offering residual current monitoring, electrical safety products, and UPS systems. Competes with Bender directly in industrial electrical safety and increasingly in EV charging and data-center power applications.
• Schneider Electric: Global industrial electrical equipment and power management leader with parallel offerings in insulation monitoring (Vigilohm), residual current monitoring, medical IT power, EV charging infrastructure, and power-quality analytics — directly overlapping Bender's product portfolio across most of Bender's 13 verticals.
• Phoenix Contact: German industrial electrical connectivity and electronics manufacturer with adjacent offerings in monitoring relays, EV charging controllers, and industrial surge/insulation products — closely comparable in technology category, German mid-market positioning, and direct enterprise sales motion.
• Weidmüller: German industrial electrical connectivity and electronics specialist offering monitoring relays, power-quality devices, and EV charging components — a close peer in terms of German Mittelstand profile, industrial customer base, and direct sales model.

Broad incumbents

• SICK AG: German industrial sensor and automation specialist with broad product portfolio in measurement and monitoring technologies serving manufacturing, logistics, and process industries — overlaps with Bender in industrial sensors and monitoring systems.
• Siemens: Diversified industrial conglomerate whose Smart Infrastructure division offers building electrical protection, medical IT power systems, and EV charging solutions that overlap Bender's portfolio, though Siemens operates at much broader scope and scale.

Emerging players

• Alfen: Dutch specialist in EV charging stations, smart grids, and energy storage with a comparable focus on charging controllers and grid-integration technology — a direct emerging peer in Bender's eMobility segment, particularly around CC613 and EEBUS integration.
• Pilz: German industrial safety specialist focused on functional safety (machine safety) with adjacent expertise in safety relays and monitoring — comparable in customer profile (machine builders, plant operators) and German mid-market enterprise sales motion, though focused on control safety rather than insulation monitoring.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/Bender_Germany
• Facebookfacebook.com/Bender.DE
• LinkedInlinkedin.com/company/bender-electricalsafety

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Subsidiaries10 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Bender