Eaton 85100E123SY50 Receptacle - MIL-DTL-26482 SI Qualified
Part Number: 85100E123SY50
Quick Summary
The Eaton 85100E123SY50 is a square flange receptacle delivering MIL-DTL-26482 SI qualified connectivity for rugged, enclosure-mounted wiring. Fabrication and maintenance teams frequently contend with unreliable mating, corrosion risk, and tight panel space in harsh environments. This design is MIL-DTL-26482 SI qualified and REACH compliant, featuring a cadmium-plated aluminium shell that tolerates -40 to 125 °C. With a 3-position layout and solder-cup contacts, it provides compact, field-serviceable connections that reduce assembly steps and downtime. As a Souriau 851 series solution delivered with connector, backnut, and Y orientation, it improves panel-mount reliability while supporting scalable automation architectures.
Product Information
Extended Description
85100E123SY50 Eaton: Square flange receptacle, with backnut, cadmium plating, female solder contacts, pos Y; 85100E123SY50
Product Name
Eaton Souriau 851 series MIL-DTL-26482 SI qualified
Catalog Number
85100E123SY50
Product Length/Depth
32.7 mm
Product Height
26.5 mm
Product Width
26.5 mm
Product Weight
14.7 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
3
Plating
Cadmium
Shell material
Aluminium
Shell size
12
Operating temperature - max
125 °C
Operating temperature - min
-40 °C
Receptacle type
Square Flange Receptacle
Number Of Contacts
3
Number of cavity #16
3
Feature → Business Impact → Application: The 3-contact configuration with a 1/3 bayonet coupling delivers reliable, quick-mate connections, reducing cycle times and mating faults in control panels; ideal for 3-wire sensor and actuator wiring in harsh environments. Feature → Business Impact → Application: Solder cup contacts with loaded, socket female delivery enable robust, soldered harness terminations that resist vibration and thermal cycling; use in rugged automation cabinets and field junctions. Feature → Business Impact → Application: Cadmium plating on an aluminium shell provides corrosion resistance and lightweight durability, suitable for outdoor machinery and mobile equipment that must meet environmental standards. Feature → Business Impact → Application: Backnut-backed backshell and straight orientation simplify installation and panel sealing, accelerating assembly on compact enclosures and modular automation stations. Feature → Business Impact → Application: 3 cavities in a square flange receptacle layout support compact, reliable 3-wire signaling for servo drives and sensing networks across aerospace and industrial automation applications. Feature → Business Impact → Application: Delivered with connector and 1/3 Bayonet coupling ensures quick field replacement and secure retention, minimizing downtime during maintenance and upgrades.
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FAQs
The 85100E123SY50 supports a square flange backnut backshell with straight orientation and a Y connector layout. It ships Delivered with connector, enabling out-of-the-box wiring. The 3-contact, 1/3 Bayonet design allows quick, secure mating, reducing assembly time and field rework in control cabinets and rugged enclosures.
Key specs include 3 contacts across 3 cavities, solder cup contact type, socket (female) contact gender, aluminium shell with cadmium plating, shell size 12, and operating temperature range -40 to 125 °C. It uses a 1/3 Bayonet coupling and is designed as a square flange receptacle suitable for compact enclosures.
Yes. It is part of the Eaton Souriau 851 series and MIL-DTL-26482 SI qualified, with a cadmium-plated aluminium shell and REACH compliance. Its -40 to 125 °C operating range, plus a rugged 1/3 Bayonet coupling, makes it well-suited for aerospace panels and harsh industrial automation deployments.
The product is MIL-DTL-26482 SI qualified and REACH compliant. The cadmium plating and aluminium shell contribute to environmental resistance and corrosion protection, while the packaging and materials align with standard aerospace and industrial component practices for rugged installations.
The 85100E123SY50 supports quick mating with the 1/3 Bayonet coupling and delivers reliable solder-cup terminations, reducing downtime during field service. Its robust materials and wide temperature range improve lifecycle reliability, lowering maintenance costs and extending service intervals in demanding automation and aerospace environments.