Eaton 85100AC2027SY50 Receptacle - MIL-DTL-26482 SI
Part Number: 85100AC2027SY50
Quick Summary
85100AC2027SY50 is a MIL-DTL-26482 SI qualified square flange receptacle designed for rugged panel-mount connections in aerospace and industrial automation. We understand engineers often confront corrosion, vibration, and misalignment in harsh environments; this connector's cadmium plating, aluminium shell, and 27-contact layout help prevent contact degradation and field failures. With MIL-DTL-26482 SI qualification and REACH compliance, it delivers dependable performance in temperature ranges from -40 °C to 125 °C. Designed for easy integration, the 85100AC2027SY50 supports reliable mating with 1/3 bayonet coupling, straight backshell, and Y-oriented orientation, reducing assembly time and lifecycle costs in control panels and rugged equipment. This makes it a compelling choice for OEMs seeking durable, compliant interconnects that minimize downtime.
Product Information
Extended Description
85100AC2027SY50 Eaton: Square flange receptacle, straight adaptor, cadmium plating, female solder contacts, pos Y; 85100AC2027SY50
Product Name
Eaton Souriau 851 series MIL-DTL-26482 SI qualified
Catalog Number
85100AC2027SY50
Product Length/Depth
53 mm
Product Height
36.9 mm
Product Width
36.9 mm
Product Weight
53.3 g
Environmental conditions
REACH
Backshell angle
Straight
Backshell type
Adaptor
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
27
Plating
Cadmium
Shell material
Aluminium
Shell size
20
Operating temperature - max
125 °C
Operating temperature - min
-40 °C
Receptacle type
Square Flange Receptacle
Number Of Contacts
27
Number of cavity #20
27
Feature MIL-DTL-26482 SI qualification → Business Impact Ensures reliable operation in military, aerospace, and harsh industrial environments; Application Suitable for high-vibration, temperature-variant settings in automation panels and rugged equipment. Feature 27 contacts (socket/female solder cup) → Business Impact Enables high-density signal interfaces and consolidated panel real estate; Application Improves control system connectivity in complex machines and robotics. Feature Cadmium plating → Business Impact Provides corrosion resistance and extended life in outdoor or chemically challenging environments; Application Reduces maintenance and replacement costs in outdoor installations. Feature Aluminium shell → Business Impact Light-weight, robust housing improves weight budgets and thermal management; Application Ideal for aerospace and portable machinery where weight matters. Feature 1/3 bayonet coupling → Business Impact Fast, secure mating reduces field service time; Application Simplifies mating in constrained or hard-to-reach panel openings. Feature Backshell adaptor and straight backshell → Business Impact Eases panel mounting and wiring harness routing; Application Streamlines installation in control cabinets and shipping fixtures. Feature 27 cavities and Y orientation → Business Impact High-contact density with orientation consistency reduces wiring errors; Application Supports complex automation I/O layouts and multi-axis drives. Feature Operating temperature -40 °C to 125 °C → Business Impact Broad ambient range supports reliability in extreme environments; Application Suitable for aerospace, automotive, and heavy-industrial applications. Feature Delivered with connector → Business Impact Ready-to-install configuration minimizes integration planning; Application Accelerates project timelines and reduces BOM complexity.
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FAQs
The 85100AC2027SY50 is a square flange receptacle with a straight backshell and adaptor, designed for 27-contact assemblies. It mates with Y-oriented connectors and uses a 1/3 Bayonet coupling. Delivered with connector, it integrates easily with Souriau 851-series panel interfaces, simplifying installation and reducing custom harnessing time.
This receptacle supports -40 °C to 125 °C, accommodating extreme environments. It uses socket (female) contacts with solder cups, providing robust electrical performance and reliable soldered connections suitable for vibration and thermal cycling in harsh environments.
Yes. It is MIL-DTL-26482 SI qualified, has a square flange receptacle design, 27 contact positions, and supports 1/3 Bayonet coupling with a Y orientation. Its alloy shell and cadmium plating suit aerospace, defense, and rugged automation panels requiring high reliability and space-efficient interconnects.
The connector carries MIL-DTL-26482 SI qualification and REACH environmental compliance, with cadmium plating offering corrosion protection. These factors support use in regulated industries and in environments with stringent environmental and safety standards.
The 85100AC2027SY50 offers a durable aluminium shell, cadmium plating, and a quick-mating 1/3 Bayonet design, reducing maintenance downtime and field service duration. Its high-contact-count reliability and rugged construction lower total cost of ownership in long-run automation and aerospace installations.