Douglas Electrical Components Blog
Your blog resource for hermetic sealing and more

Space electronics are designed to withstand extreme conditions. They are used in many critical applications, such as navigation, scientific data collection, communication, and operational controls. These electronic devices are expected to operate reliably and efficiently in challenging conditions, such as vacuum, drastic temperature fluctuations, and high levels of cosmic radiation. This condition necessitates specialized approaches […]

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There are various types of connectors that will transmit ethernet signals from commercial options to more sophisticated optical fiber transmission. Fortunately, hermetic epoxy creates the design flexibility to choose from various ethernet connector types without degrading the signal quality through the feedthrough. Let’s review at some design options. RJ45 Hermetic Connectors The RJ45 is the […]

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Connectors are used in electronic devices to establish connections between components and cables, ensuring smooth signal transmission. Although designed to ensure efficiency and performance of components, these connectors may need additional protection in challenging work environments. This is where environmental and hermetic connectors gain prominence. Both these types are designed to protect components against contaminants […]

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As aerospace and military technologies evolve, the demand for reliable and durable cables that support high-speed data transmission in challenging environments is rising. This is where M27500 & M22759 cables can make a difference. This post explores the significance of M27500 and M22759 cables and their indispensability in the military and aerospace industries. Overview of […]

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Seal tight connectors, also referred to as Sealtite connectors are electrical cable glands used in hazardous locations. Wire or cable passes through the center of the fitting with a locking nut that tightens to the outside diameter of the cable jacket. Various configurations are available, each with hazardous area ratings. Seal tight connectors offer a […]

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MIL-DTL-5015 and MIL-DTL-38999 are United States Military Standards for circular connectors used in various military and aerospace applications. These connectors ensure that critical systems maintain operational integrity in extreme environments, thus highlighting their essential contribution to the safety and effectiveness of many military and aerospace operations. Although these connectors may look similar, they differ in […]

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In today’s demanding environments, reliable data transmission is critical. Douglas Electrical Components steps up with their innovative fiber optic feedthroughs, proven in both hazardous and non-hazardous applications. While optical fibers create many opportunities for data transmission, partnering with a manufacturer you can trust with the handling of delicate fibers is critical. This case study showcases […]

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Douglas Electrical Components manufactures hermetic feedthroughs for high voltage wire, cable, terminal, and connector applications. Utilizing a proprietary hermetic epoxy material and process, Douglas can seal wires , cables and connectors to 30kV and stud terminals over  20kV in a variety of applications and industries.   Transmitting high voltages can be its own challenge but […]

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Hermetic sealing is a process of creating airtight seals in electronic systems, preventing external contamination and maintaining optimal conditions. Utilizing Hermetic Type N connectors and feedthroughs ensures complete sealing against air or liquid ingress, crucial for mission-critical applications. What are Hermetic Type N connectors? Originating in the 1940’s, Type N connectors are a type of […]

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Cable potting involves encasing conductors in an epoxy, liquid, or gel within an enclosure or feedthrough housing. Douglas Electrical Components employs a proprietary hermetic epoxy to seal wire and cable feedthroughs requiring cable potting. Cable potting is often done in-house by OEM’s or through some Douglas competitors. Differences can arise in the potting encapsulation compound, […]

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