Signia Aerospace is an innovator of equipment utilized to perform a variety of critical rotorcraft mission profiles. We design, engineer and manufacture cargo hooks, external load equipment, weighing systems, and remote mission equipment.

Mission equipment
Onboard Systems has designed and manufactured thousands of products for commercial and military aircraft for over 40 years.

We’ve engineered for every climate across the globe, from frozen fjords to sand-swept deserts to salt-laden coastal zones, Onboard’s mission-specific solutions facilitate firefighting, search and rescue, construction, military equipment transport, and critical infrastructure maintenance operations.

Our passion for quality, safety, and superior performance, coupled with responsive customer support and service, has made Onboard’s brand of mission equipment the preferred choice among pilots, maintenance directors, ground crews, and purchasing agents worldwide. As new mission profiles, evolving regulations, and emerging technologies drive advances in rotorcraft external load equipment, Onboard will continue to lead the industry in meeting the changing needs of this demanding aviation sector with cargo hooks, weighing systems, and other equipment that enhances safety and reduces pilot workload.

quality craftsmanship


Four decades of in-house design, development, and manufacturing expertise under our certified AS9100 quality management system helps Onboard deliver safety, reliability, and quality craftsmanship in all of our mission-specific rotorcraft equipment. Elegant design, trusted performance, long equipment life, and straightforward maintenance results in the industry-best total cost of ownership over the life of our products. With same-day responsiveness and industry-best lead times and repair turnarounds, Onboard Systems is unmatched in both its product offering, service, and support.

unparalleled support

Service and

With same-day responsiveness and industry-best lead times and repair turnaround times, Onboard Systems offers unparalleled support and service to our customers. Flexible maintenance options like full-service repair/overhaul services and do-it-yourself overhaul kits allow customers to choose the best service approach for their specific needs.


Partners with Leading
Aerospace Manufacturers

As a leading provider of innovative helicopter cargo hooks and external load equipment, Onboard has
partnered with helicopter manufacturers and aircraft completion centers around the world:

About Us

At Signia Aerospace, our teams are knowledgeable, focused and driven to design solutions that enhance aircraft safety, performance and comfort. Our tenured experts understand how thermal management solutions and specialized mission equipment integrate into larger, complex systems and are dedicated to building long-term partnerships.

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Technical Solutions

From design and manufacturing, to repair and support, Signia Aerospace is your partner for technically advanced aerospace challenges for thermal management and mission-specific equipment. We leverage more than 40 years of proven product development with emerging technology, crafting customized solutions that ensure our customers experience next-generation performance.

Thermal engineering


We lead the space in environmental control systems for helicopters and fixed-wing aircraft, with an eye toward the unique needs of the evolving eVOTL market. Each of our Signia Aerospace thermal management brands has engineering teams with deep experience in system integration, component design and certification.