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High durability Amphenol MC112NSAA connector designed for military aerospace and commercial aviation

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High durability Amphenol MC112NSAA connector designed for military aerospace and commercial aviation

Description : Multi Purpose RoHS

Mfr. Part # : MC112NS/AA

Model Number : MC112NS/AA

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Product Overview

The Positronic SP Max connector series is engineered for robust power and signal management in demanding environments, including military, space, satellite, and commercial aviation applications. These connectors feature precision-machined shells for EMI/RFI protection and offer the flexibility to integrate multiple contact sizes (#12, #16, #18, and #22) within a single unit. Designed for performance compatibility with EN4165, ESA/ESCC-3401, and DO-160 standards, the SP Max series provides reliable connectivity for LRUs, power distribution, and operation in harsh conditions.

Product Attributes

Brand: Positronic
Series: SP Max
Performance Level: Mil/Aero
Spaceflight Qualifications: FAR-25-853(a), FAR-25-855(d)
RoHS Compliance: Yes (by default)
Insulator Material: LCP (Liquid Crystal Polymer)
Insulator Color: Black
Flammability Rating: UL 94V-0
Contact Material: Copper alloy
Contact Plating Options: Gold flash (0.76m Au min), 1.27m Au (min)
Shell Material: Aluminum
Contact Retention Mechanism: Metal clip, Press-in
Mating Cycles: 500
Blind Mating Allowance: Up to 2mm offset

Technical Specifications

Specification	Details
General Information	connectpositronic.com
Part Number Prefix	SM
Insulator Resistance	2.5 G
Proof Voltage (rms)	Up to 2200V
Working Voltage (rms)	Up to 600V
Initial Contact Resistance	As low as 0.5 m
Contact Current Rating (at 30C Temp Rise)	Size 12: 27A (Standard), 35A (High Conductivity) Size 16: 15A (Standard), 21A (High Conductivity) Size 18: 13A (Standard), 17A (High Conductivity) Size 22: 3A
Body Style	Free cable, Panel mount
Insulator Construction	One-piece
Locking System	Optional
Contact Style	Fixed, Removable
Contact Size	#22, #18, #16, #12
Female Contact Design	Closed entry
Contact Retention Force	27N to 67N (6 lbs to 15 lbs)
Contact Termination	Wire, PCB, Crimp, Solder, Press-fit
Operating Temperature	-55 to 175C
Shell Sizes	X (18mm active insulator), S (40mm active insulator), M (65mm active insulator)
Shell Options	Electroless nickel (various gasket options available)
Hardware Options	Angle brackets, Standoffs, Boardlocks, Jackscrews, Quick-locking system, Keying guides
Contact Plating Options	No contacts, Gold flash (Au over 0.51m Ni min), 0.76m Au (min) over 0.76m Ni (min), 1.27m Au (min) over 1.52m Ni (min), 1.27m Au (min) over Cu
Termination Type Codes	00 (Wire, order contacts separately), 30 (Straight solder), 38 (Straight solder, high conductivity power contacts), 40 (Right angle solder), 48 (Right angle solder, high conductivity power contacts), 63 (Right angle press-fit), 93 (Straight press-fit)

2411201509_Amphenol-MC112NS-AA_C5768154.pdf

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