Our offices will close for the holidays beginning December 22nd, 2023, and re-open on January 2nd, 2024.

Seasons Greetings from Bender

This year, Bender Inc. is celebrating 40 years. See some of our team and learn more about our facility!

We Are Bender

WATCH NOW

Steve Mason promoted to VP of Americas region

Leadership Announcement

PRESS RELEASE

Leading the world in ground fault detection. We make electricity smart and safe.

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Place your isolated power panel order today

Lead Time Update: IPPs Ship in 4-8 Weeks

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We are happy to announce our popular product, the MarinaGuard®, is now available!

MarinaGuard® Update

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The magazine for electrical safety

The new MONITOR is here

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Preventing Electric Shock Drowning with Bender's MarinaGuard®

MarinaGuard® Blog

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Bender Gruenberg

World leader in ground-fault protection
and electrical safety for over 75 years.

Bender Inc. and Bender Canada Inc. have locations in Exton, PA and Mississauga, ON. Bender is proud to be ISO 9001:2015 certified to guarantee the very best quality. With the Bender Group headquarters in Grunberg, Germany, Bender has been producing first-class products with excellent service for nearly every industry for over eight decades. In addition to a solid lineup of protective relays, isolation monitors, resistance grounding systems, and isolation power systems, Bender manufactures integrated solutions for hospitals, mining, manufacturing facilities, marinas, fountains, motion picture and television, automation, chemical industries, engineering, ships, submarines, electric vehicles, railway technology, wind and solar energy, and more. Since the very beginning, Bender has been committed to using innovative technologies to find solutions for your application to guarantee the very best in electrical safety.

Elektrische Sicherheit für ungeerdete Stromversorgungen

Ground-fault detectors for ungrounded systems

Bender's advanced ground-fault detection and insulation monitoring devices (IMD) along with fault-location solutions (EDS series) for AC and DC systems detect ground faults before leakage current may even be present. The iso685 ISOMETER series includes advanced network-communication capabilities.

Protection panels

Bender's certified protection panels (GFGC, LifeGuard®, MarinaGuard®) are a complete solution for protecting personnel and equipment.

Isolated power systems for healthcare facilities

Hospital isolation panels for patient treatment in healthcare facilities for compliance with standards such as NFPA 99 and CSA Z32. Features a LIM2010 Line Isolation Monitor and dedicated power isolation transformer, as well as options for ground-fault location.

Elektrische Sicherheit für geerdete Stromversorgungen

Ground-fault relays for solid and resistance-grounded systems

Bender's RCM, RCMA, and RCMS series relays monitor leakage current in AC (single and three phase) and DC power and control circuits. Available in single-channel and multi-channel options. LifeGuard® and MarinaGuard® integrated panels are ground-fault interrupters (GFI) for a wide variety of applications.

HRG and LRG systems

Neutral grounding resistors (NGR) monitoring with a state-of-the-art NGRM700 or NGRM750 integrated in a wide range of solutions (HRG series).

Protective relays

Monitor a multitude of key system values, including voltage, current, phase sequence, ground continuity, and more. Check out our protective relays here.

Contact your local representative

With 17 subsidiaries and over 70 agencies, the Bender Group is at home all over the globe.