Eaton 85100E1418SY50 Receptacle - MIL-DTL-26482 SI qualified
Part Number: 85100E1418SY50
Quick Summary
Eaton 85100E1418SY50 Receptacle provides rugged, MIL-DTL-26482-compliant connectivity for enclosure-to-cable assemblies in aerospace, defense, and industrial automation. Engineers often struggle with reliable mating, EMI integrity, and serviceability in compact racks and harsh environments, making a robust connector essential. Key certifications underpin performance: MIL-DTL-26482 SI-qualified to endure demanding duty cycles, REACH-compliant for industrial compliance, and cadmium plating paired with an aluminium shell for corrosion resistance. The 18-contact, square flange design with a backnut simplifies installation while delivering consistent mating over the product life cycle. This translates to lower maintenance costs and improved uptime across critical equipment. In practice, it reduces field service calls and speeds system upgrades significantly.
Product Information
Extended Description
85100E1418SY50 Eaton: Square flange receptacle, with backnut, cadmium plating, female solder contacts, pos Y; 85100E1418SY50
Product Name
Eaton Souriau 851 series MIL-DTL-26482 SI qualified
Catalog Number
85100E1418SY50
Product Length/Depth
32.7 mm
Product Height
28.9 mm
Product Width
28.9 mm
Product Weight
21.3 g
Environmental conditions
REACH
Backshell angle
Straight
Backshell type
Backnut
Connector accessory option
Delivered with connector
Connector orientation
Y
Connector type
Receptacle
Contact delivery
Loaded
Contact gender
Socket (Female)
Contact type
Solder Cup
Coupling type
1/3 Bayonet
Layout
18
Plating
Cadmium
Shell material
Aluminium
Shell size
14
Operating temperature - max
125 °C
Operating temperature - min
-40 °C
Receptacle type
Square Flange Receptacle
Number Of Contacts
18
Feature MIL-DTL-26482 SI-qualified square flange receptacle with 18 solder-cup contacts and a backnut. Business Impact: Delivers MIL-spec reliability under harsh duty cycles, minimizing downtime and warranty costs. Application: Suitable for aerospace avionics harnesses, defense equipment, and rugged industrial automation where high-vibration and temperature extremes are common. Feature 1/3 bayonet coupling with straight backshell. Business Impact: Enables quick, guaranteed mating with precise alignment and a tight seal, speeding field maintenance and reducing installation errors. Application: Preferred where rapid connector cycles are needed, such as on-line equipment, test rigs, and modular control panels. Feature Cadmium plating on an aluminium shell. Business Impact: Provides superior corrosion resistance and longer service life in challenging environments, lowering maintenance frequency and total cost of ownership. Application: Marine, outdoor installations, and heavy industry where exposure to contaminants is frequent. Feature Y orientation, receptacle type, and delivered with connector. Business Impact: Streamlines harness planning by matching cable routing and orientation, lowering cable rework and mis-mating risk. Application: Systems engineering projects with defined harness layouts and compatibility requirements. Feature Operating temperature range -40 °C to 125 °C. Business Impact: Broad temperature tolerance supports reliable performance across climate tiers and equipment located in extreme environments, improving uptime. Application: Industrial automation, energy systems, and aerospace ground support equipment. Feature Compact aluminium shell size 14, 32.7 mm length, 28.9 mm width, 28.9 mm height; 21.3 g. Business Impact: Enables dense panel layouts without sacrificing strength or ease of handling, accelerating installation and replacements in space-constrained panels. Application: Panel builders, aerospace racks, and rugged control cabinets.
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FAQs
The 85100E1418SY50 is a square flange receptacle from the 851 series with 18 solder-cup contacts and a backnut, designed for MIL-DTL-26482 interfaces. It tolerates standard harness geometries, uses a 1/3 bayonet coupling for quick mating, and is delivered with a connector, simplifying assembly and ensuring repeatable, robust connections in aircraft, military, and industrial equipment.
This receptacle is MIL-DTL-26482 SI-qualified, features an aluminium shell with cadmium plating for corrosion resistance, and operates from -40 °C to 125 °C. With 18 contacts, it supports reliable signal or power transfer in vibration-rich environments, while the backnut and straight backshell promote durable, vibration-tolerant assemblies in demanding equipment.
Yes. The square flange receptacle, Y orientation, and 1/3 bayonet coupling are ideal for aerospace harnesses and modular control panels where precise alignment and quick field mating are critical. Its compact 14-shell size, 32.7 mm depth, and 21.3 g weight support dense layouts without compromising reliability or ease of maintenance.
The 85100E1418SY50 carries MIL-DTL-26482 SI qualification and is REACH-compliant, addressing environmental impact and regulatory requirements for many industrial and aerospace programs. Cadmium plating is specified for corrosion resistance, making it suitable for outdoor and harsh environments where long service life is essential.
By enabling quick mating with 1/3 bayonet coupling, durable backnut mounting, and long-life aluminium shells, the 85100E1418SY50 reduces field service time and parts replacement. The high-reliability MIL-spec design lowers downtime, extends service intervals, and supports predictable maintenance budgets across complex systems.