PAA.M0.9GL.AC65G Equivalent & Substitute Parts

Part Overview

The PAA.M0.9GL.AC65G is a 9-position circular connector plug with male pins and solder cup termination, manufactured by LEMO. This connector is designed for applications requiring reliable circular connection interfaces in automotive, industrial, medical, and testing equipment environments. The part is currently active in production with 828 units in stock. Substitute parts are identified when equivalent electrical and mechanical parameters are required due to component availability, supply chain considerations, or specific application requirements.

Key Parameters

Parameter	Value
Connector Type	Plug, Male Pins
Number of Positions	9
Shell Size - Insert	M09
Termination	Solder Cup
Fastening Type	Push-Pull, Detent Lock
Shell Material	Polysulfone (PSU)
Contact Finish - Mating	Gold
Ingress Protection	IP50 - Dust Protected
Current Rating	3A
Operating Temperature	-50°C ~ 150°C
Cable Opening	0.209" ~ 0.256" (5.30mm ~ 6.50mm)
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the PAA.M0.9GL.AC65G is determined by the following critical parameters:

Connector Type & Position Count: Must be plug with male pins in 9-position configuration
Shell Size & Insert: Must maintain M09 or equivalent shell size for mechanical compatibility
Termination Method: Must be solder cup for direct PCB integration
Fastening Mechanism: Must support push-pull connection with detent lock functionality
Shell Material & Contact Finish: Must use polysulfone shell with gold-plated mating contacts
Ingress Protection: Must maintain IP50 dust protection rating
Environmental Compliance: Must be ROHS3 compliant and REACH unaffected

The substitute part S11MA7-P09MCC0-6570 (ODU MEDI-SNAP®) meets these core substitution criteria while maintaining functional equivalence for circular connector applications.

Parameter Comparison

Parameter	PAA.M0.9GL.AC65G (LEMO)	S11MA7-P09MCC0-6570 (ODU)	Compatibility Notes
Connector Type	Plug, Male Pins	Plug, Male Pins	Identical
Number of Positions	9	9	Identical
Shell Size - Insert	M09	1	Equivalent mechanical interface
Termination	Solder Cup	Solder Cup	Identical
Fastening Type	Push-Pull, Detent Lock	Push-Pull	Core push-pull mechanism equivalent; detent lock feature differs
Shell Material	Polysulfone (PSU)	Polysulfone (PSU)	Identical
Contact Finish - Mating	Gold	Gold	Identical
Ingress Protection	IP50 - Dust Protected	IP50 - Dust Protected	Identical
Current Rating (Amps)	3A	2.75A	ODU rated 0.25A lower; verify application current requirements
Operating Temperature	-50°C ~ 150°C	-50°C ~ 120°C	LEMO rated 30°C higher maximum; verify thermal environment
Cable Opening	0.209" ~ 0.256" (5.30mm ~ 6.50mm)	0.209" ~ 0.256" (5.30mm ~ 6.50mm)	Identical
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Identical
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	Identical
REACH Status	REACH Unaffected	REACH Unaffected	Identical

Engineering Selection Recommendations

Both the PAA.M0.9GL.AC65G and S11MA7-P09MCC0-6570 are active production components with ROHS3 compliance and REACH unaffected status, making them suitable for regulated applications in industrial, medical, and automotive sectors.

Selection between these parts should account for the following parameter differences:

Current Rating Differential: The LEMO part is rated for 3A while the ODU substitute is rated for 2.75A. Applications requiring sustained current above 2.75A must use the LEMO part.
Operating Temperature Range: The LEMO part operates to 150°C maximum versus 120°C for the ODU part. Applications in high-temperature environments above 120°C require the LEMO part.
Fastening Feature: The LEMO part includes detent lock functionality in addition to push-pull; the ODU part provides push-pull only. Applications requiring positive mechanical locking should specify the LEMO part.

Both parts maintain identical cable opening dimensions, shell material composition, contact finish specifications, and ingress protection ratings, ensuring mechanical and electrical compatibility within their respective parameter limits.

Frequently Asked Questions (FAQ)

Q: Can the ODU S11MA7-P09MCC0-6570 be used as a direct replacement for the LEMO PAA.M0.9GL.AC65G?

A: The ODU part is mechanically and electrically compatible for applications operating within its specified limits: maximum 2.75A current and -50°C to 120°C temperature range. Applications exceeding these parameters require the LEMO part.

Q: What is the significance of the shell size designation difference (M09 vs. 1)?

A: Both designations refer to equivalent 9-position circular connector shell sizes. The mechanical interface and mating characteristics are compatible between LEMO and ODU MEDI-SNAP® series connectors.

Q: Are both parts suitable for medical device applications?

A: Yes. Both parts are ROHS3 compliant and REACH unaffected, meeting regulatory requirements for medical and industrial applications. Application-specific validation is required based on current and temperature operating conditions.

Q: What is the difference in fastening mechanisms between these parts?

A: The LEMO part features push-pull with detent lock, providing positive mechanical engagement. The ODU part provides push-pull connection without detent lock. Applications requiring positive locking should use the LEMO part.

Q: Do both parts support the same solder cup termination process?

A: Yes. Both parts use identical solder cup termination, compatible with standard PCB soldering processes and cable assembly procedures.

Q: What inventory status should be considered for procurement?

A: The LEMO PAA.M0.9GL.AC65G has 828 units in stock; the ODU S11MA7-P09MCC0-6570 has 837 units in stock. Both parts are available for immediate procurement.

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