Eaton 85100A2234SZ50 Receptacle - MIL-DTL-26482 SI qualified
Part Number: 85100A2234SZ50
Quick Summary
Eaton 85100A2234SZ50 MIL-DTL-26482 square flange receptacle enables rugged, high-density electrical connections for aerospace and industrial equipment. Designers often struggle with vibration, corrosion, and maintenance overhead in demanding environments, and unreliable mating can lead to costly field failures. This connector is MIL-DTL-26482 SI qualified and REACH compliant, with an aluminium shell and cadmium plating for robust protection. The 34-contact layout supports dense signal and power transmission, while the 1/3 bayonet coupling simplifies installation and mating. By standardizing on this Eaton solution, engineering teams can streamline sourcing, reduce lifecycle costs, and improve shipment-to-install timelines across programs, without compromising reliability or performance. Secondary benefits come from compatibility with the Souriau 851 series ecosystem and proven field performance across harsh operating conditions.
Product Information
Extended Description
85100A2234SZ50 Eaton: Square flange receptacle, straight adaptor, cadmium plating, female solder contacts, pos Z; 85100A2234SZ50
Product Name
Eaton Souriau 851 series MIL-DTL-26482 SI qualified
Catalog Number
85100A2234SZ50
Product Length/Depth
44 mm
Product Height
40 mm
Product Width
40 mm
Product Weight
53.4 g
Environmental conditions
REACH
Backshell angle
Straight
Backshell type
Adaptor
Connector accessory option
Delivered with connector
Connector orientation
Z
Connector type
Receptacle
Contact delivery
Loaded
Contact gender
Socket (Female)
Contact type
Solder Cup
Coupling type
1/3 Bayonet
Layout
34
Plating
Cadmium
Shell material
Aluminium
Shell size
22
Operating temperature - max
125 °C
Operating temperature - min
-40 °C
Receptacle type
Square Flange Receptacle
Number Of Contacts
34
Number of cavity #20
34
Feature → Business Impact → Application: The 34-contact, square flange receptacle layout delivers high contact density in a compact aluminium shell, enabling engineers to design for tighter panel real estate while maintaining current-carrying capacity. This translates to reduced harness complexity and cost, as well as easier routing in avionics racks and industrial cabinets. Application-wise, it supports aerospace and heavy-industrial workloads where space is at a premium and reliability is non-negotiable. Feature → Business Impact → Application: Solder Cup contacts on a loaded contact delivery improve assembly consistency and solder joint reliability, cutting field repairs and rework. This is particularly valuable in assembly lines and avionics bays where repeatable performance reduces downtime and increases uptime. Feature → Business Impact → Application: Backshell adaptor with straight backshell and Z orientation simplifies harness routing and enclosure fit, delivering faster installation and better EMI management. Use this in control panels and aircraft panels where clearance and cable management matter. Feature → Business Impact → Application: Cadmium plating paired with an aluminium shell provides excellent corrosion resistance and durable shielding, extending service life in harsh environments such as turbines, weather-exposed ground support equipment, and defense platforms. Feature → Business Impact → Application: MIL-DTL-26482 SI qualification establishes proven interoperability with mating interfaces and defense-grade standards, helping procurement teams meet regulatory expectations and reduce testing time. Feature → Business Impact → Application: The 1/3 bayonet coupling reduces mating torque requirements while ensuring secure retention, aiding field technicians with rapid field maintenance and lower risk of misalignment in vibration-prone environments. Feature → Business Impact → Application: The square flange receptacle form factor supports standardized mounting patterns, enabling easier cross-product substitution and long-term program continuity across platforms.
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FAQs
The 85100A2234SZ50 is a square flange receptacle with a straight backshell adaptor and Z orientation. It ships as a connector assembly delivered with the connector, and is compatible with standard Souriau 851 series backshells where applicable. For installation planning, verify mounting hole patterns and clearance to ensure the 44 mm depth fits within the enclosure. This configuration supports efficient harness routing and EMI shielding in military-aerospace applications.
This receptacle provides 34 solder cup contacts in a socket (female) arrangement. The solder-cup contact type delivers reliable solder joints for robust power and signal transmission. With a 34-position layout, you can support complex interconnects in avionics, control cabinets, and rugged industrial systems while maintaining compact form factor.
Yes. The 85100A2234SZ50 is MIL-DTL-26482 SI qualified, featuring an aluminium shell, cadmium plating, and a 34-contact configuration. Its backshell options and 1/3 bayonet coupling are designed to meet aerospace installation standards, delivering reliable mating under vibration and wide operating temperature ranges typical of aircraft environments.
The connector is REACH compliant and features cadmium plating for robust environmental protection, with a working temperature range from -40 °C to 125 °C. These attributes support compliance in many regional markets and aerospace/defense programs, while the MIL-DTL-26482 SI qualification provides proven interoperability across mating interfaces.
The 1/3 bayonet coupling simplifies mating and reduces torque requirements, accelerating installation and service workflows. Delivered with the connector and a straight backshell, it minimizes assembly steps and field errors. Combined with a dense 34-contact layout, this reduces harness complexity and maintenance downtime, delivering lower total cost of ownership in long-running aerospace and industrial programs.