Eaton 85100A2041PX50 Receptacle - MIL-DTL-26482 SI Qualified
Part Number: 85100A2041PX50
Quick Summary
Eaton 85100A2041PX50 Receptacle delivers MIL-DTL-26482 SI qualification for rugged applications. Engineers often struggle with reliable mating, environmental sealing, and space constraints in tight installations. The 85100A2041PX50 lineup carries MIL-DTL-26482 SI qualification and REACH compliance, helping you meet demanding aerospace and industrial safety standards. The 41-contact, cadmium-plated aluminium shell assembly offers proven vibration resistance, while the straight adaptor and 1/3 bayonet coupling simplify installation across panels and harnesses. By leveraging this connector, procurement gains predictable lead times, reduced spare parts diversity, and improved maintenance planning for high-reliability systems. It is suitable for aerospace connectors and rugged electrical interfaces in harsh environments.
Product Information
Extended Description
85100A2041PX50 Eaton: Square flange receptacle, straight adaptor, cadmium plating, male solder contacts, pos X; 85100A2041PX50
Product Name
Eaton Souriau 851 series MIL-DTL-26482 SI qualified
Catalog Number
85100A2041PX50
Product Length/Depth
44 mm
Product Height
36.9 mm
Product Width
36.9 mm
Product Weight
46.3 g
Environmental conditions
REACH
Backshell angle
Straight
Backshell type
Adaptor
Connector accessory option
Delivered with connector
Connector orientation
X
Connector type
Receptacle
Contact delivery
Loaded
Contact gender
Pin (Male)
Contact type
Solder Cup
Coupling type
1/3 Bayonet
Layout
41
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
41
Number of cavity #20
41
Feature: MIL-DTL-26482 SI qualified design → Benefit: Delivers proven performance in safety-critical environments, reducing field failures and warranty costs. Application: Aerospace and defense harnesses where reliability is non-negotiable. Feature: Square flange receptacle with straight adaptor and 1/3 bayonet coupling → Benefit: Faster, vibration-resistant mating and easier panel installation, lowering assembly time on the shop floor. Application: Aircraft, heavy equipment, and industrial automation installations. Feature: Cadmium plating on an aluminium shell → Benefit: Enhanced corrosion resistance for long service life in harsh environments. Application: Marine, outdoor installations, and process plants. Feature: 41-contact configuration (41 cavities) with solder cup contacts → Benefit: High-density signal/power routing reduces connector count and simplifies wiring harnesses. Application: Complex control systems and multi-axis machinery. Feature: Operating temperature range -40 °C to 125 °C → Benefit: Maintains performance across extreme temperatures, improving reliability in field conditions. Application: Cold-start environments, high-temperature zones, and aerospace cabins. Feature: Delivered with connector, cadmium-plated finish, and square flange receptacle → Benefit: Ready-to-install solution with proven compatibility within the Souriau 851 series. Application: Quick spares replacement and retrofit projects in mature assemblies.
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FAQs
The 85100A2041PX50 is a square flange receptacle with a straight adaptor and a 1/3 bayonet coupling. It ships with male solder cup contacts, providing secure, vibration-resistant mating suitable for panel-mounted harnesses in aerospace and industrial environments.
It features 41 cavities (contacts), a cadmium-plated aluminium shell, shell size 20, and a -40 to 125 °C operating temperature range. The contact delivery is loaded, with solder cup contacts designed for reliable board-to-wire connections in demanding installations.
Yes. It is MIL-DTL-26482 SI qualified and REACH compliant, delivering the robustness required for aerospace and other harsh-environment applications. The aluminium shell and cadmium plating further enhance corrosion resistance and long-term reliability in demanding service conditions.
This model comes delivered with the connector and uses a straight backshell with X orientation, simplifying panel installation and harness routing. Its 41-contact, 1/3 bayonet design provides quick, repeatable mating, reducing downtime during maintenance or configuration changes.
Cadmium plating offers corrosion resistance, extending service life in challenging environments. Solder cup contacts simplify field maintenance and rework, while the high-density 41-contact arrangement reduces harness complexity and the total number of connectors required in multi-channel systems.