Mission-Critical Hermetic Solutions

Engineered for Extreme Environments

Custom & Bulit to Spec Sealing Solutions for Aerospace, Defense, Medical, and Beyond.

what we deliver

Three Ways We Deliver Mission-Critical Hermetic Solutions

INDUSTRIES WE SERVE

Proven in Extreme Environments

Trusted by Tier-1 suppliers, OEMs, and system integrators in aerospace, defense, medical, lazer & optics, and energy markets.

AEROSPACE

DEFENCE

MEDICAL

ENERGY

LAZER & OPTICS

Industrial

about us

Engineered for Missions Success

For over five decades, Hermetron has solved hermetic challenges for the most demanding applications — trusted by Tier-1 suppliers and OEMs in defense and aerospace.

Zero-failure performance for mission-critical environments. Our clients turn to us when failure isn’t an option.

From traditional glass-to-metal to our proprietary GlassTomer™ systems, we apply the most advanced methods to meet evolving demands.

When standard solutions fall short, engineers call Hermetron.

Propriety GlassTomer™ Technology

  • Ultra-lightweight design – Eliminate weight penalties
  • Superior leak performance – Better than 1×10⁻⁸ cc He/sec
  • Direct sealing capability – No additional brazing required
  • Extreme environment reliability – 50K+ units delivered with zero failures
quantified excellence

Why Leading Engineers Trust Hermetron

A measurable track record of reliability, quality, and scale — proven across decades of high-performance partnerships.

50+

Years of Expertise

99%

On-time delivery rate

100

Quality score consistently achieved from several major defense and aerospace clients

2K+

Different types of products

QUALITY & COMPLIANCE

Built for Mission-Critical Reliability

A measurable track record of reliability, quality, and scale — proven across decades of high-performance partnerships.

As FEATURED IN haaretz

Hermetron is setting new standards in innovation, and is a source of national pride, bringing advanced defense manufacturing back to Israel

Haaretz Labels Logo

Haaretz Labels featured Hermetron’s hermetic electrical feedthroughs and connectors for Rafael, Elbit Systems, and Israel Aerospace Industries (IAI), highlighting the company’s role in Israel’s most advanced defense platforms.

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