PAA.M0.5GL.AC52GZ Equivalent & Substitute Parts

Part Overview

The PAA.M0.5GL.AC52GZ is a 5-position circular plastic push-pull connector plug manufactured by LEMO. This connector features male pins with solder cup termination, designed for free-hanging in-line mounting applications. The connector is constructed with a polysulfone (PSU) shell and polyetheretherketone (PEEK) insert, providing durability across automotive, industrial, medical, and testing equipment applications. With an active product status and ROHS3 compliance, this connector remains in production with 1017 units currently in stock. Identifying equivalent substitute parts is essential for supply chain continuity, design flexibility, and sourcing optimization when the primary part becomes unavailable or when alternative specifications better suit specific application requirements.

Substiute Parts

PAA.M0.5GL.AC52GZ

LEMOIn Stock: 1075PAA.M0.5GL.AC52GZ Datasheet

Current PartRFQ

S21MA7-P05MJG0-527S

ODUIn Stock: 913S21MA7-P05MJG0-527S Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the PAA.M0.5GL.AC52GZ are identified based on strict electrical and mechanical compatibility criteria. The following parameters must align for a part to function as a direct substitute:

Critical Matching Parameters:

• Connector type (Plug, Male Pins)
• Number of positions (5)
• Termination method (Solder Cup)
• Fastening mechanism (Push-Pull)
• Shell material (Polysulfone PSU)
• Contact finish (Gold)
• Ingress protection rating (IP50)
• Mounting configuration (Free Hanging In-Line)
• Insert material (Polyetheretherketone PEEK)

Allowable Variation Parameters:

• Shell size designation (M05 vs. 1): Different manufacturer nomenclature for equivalent physical dimensions
• Current rating: Substitute may exceed minimum requirement (7A to 7.5A)
• Operating temperature upper limit: Substitute may have lower maximum temperature (-50°C to 150°C vs. -50°C to 120°C)
• Cable opening tolerance: Minor dimensional variations within functional range (0.165"-0.205" vs. 0.157"-0.205")

The ODU S21MA7-P05MJG0-527S qualifies as a substitute based on these criteria, with all critical parameters matching and allowable variations within acceptable engineering tolerances.

Parameter Comparison

Engineering Selection Recommendations

Primary Part Selection (PAA.M0.5GL.AC52GZ): Select the LEMO PAA.M0.5GL.AC52GZ when the full operating temperature range of -50°C to 150°C is required. This part maintains active product status with robust inventory availability (1017 units in stock). The extended upper temperature limit of 150°C provides margin for high-temperature industrial and automotive applications. ROHS3 compliance and REACH unaffected status confirm regulatory alignment for global deployment.

Substitute Part Selection (S21MA7-P05MJG0-527S): The ODU S21MA7-P05MJG0-527S serves as a functional equivalent when operating temperatures do not exceed 120°C. This substitute offers a higher current rating (7.5A vs. 7A), providing additional electrical capacity for applications with marginal current requirements. The ODU MEDI-SNAP® series designation indicates medical-grade qualification, making this substitute particularly suitable for medical device applications. With 885 units in stock, this part provides alternative sourcing when LEMO inventory constraints occur. Both parts maintain identical ROHS3 and REACH compliance status, ensuring regulatory equivalence.

Selection Criteria:

• Choose PAA.M0.5GL.AC52GZ for applications requiring operation above 120°C
• Choose S21MA7-P05MJG0-527S for medical applications or when higher current capacity is beneficial
• Both parts are suitable for automotive, industrial, and testing equipment applications
• Verify cable opening dimensions match your specific cable gauge requirements within the stated tolerance ranges

Frequently Asked Questions (FAQ)

Q: Can the ODU S21MA7-P05MJG0-527S directly replace the LEMO PAA.M0.5GL.AC52GZ in all applications?

A: The ODU substitute is functionally equivalent for applications operating at temperatures up to 120°C. If your application requires sustained operation above 120°C, the LEMO part is the only suitable choice. All other electrical and mechanical parameters are compatible.

Q: What is the significance of the different shell size designations (M05 vs. 1)?

A: These represent different manufacturer nomenclature systems for equivalent physical dimensions. Both connectors have identical mating interfaces and are mechanically compatible. The designation difference reflects LEMO's M-series naming convention versus ODU's numeric system.

Q: Are the cable opening tolerances compatible between these two parts?

A: Yes. The LEMO part specifies 0.165" to 0.205" (4.20mm to 5.20mm), while the ODU part specifies 0.157" to 0.205" (4.00mm to 5.20mm). The overlapping range (0.165" to 0.205") ensures both parts accommodate the same cable gauges within this common tolerance band.

Q: Does the higher current rating of the ODU part (7.5A vs. 7A) affect compatibility?

A: No. A substitute with higher current capacity is compatible with applications designed for the lower rating. The higher rating provides additional margin and does not create incompatibility. Verify that your application's actual current draw does not exceed the lower 7A specification if using the LEMO part.

Q: What is the difference between the backshell features listed for each part?

A: The LEMO part includes a backshell. The ODU part includes both a backshell and strain relief. The strain relief feature in the ODU substitute provides additional mechanical protection but does not affect electrical compatibility. Both parts maintain the same push-pull fastening mechanism.

Q: Are both parts suitable for medical device applications?

A: Both parts are ROHS3 compliant and REACH unaffected. The ODU part carries the MEDI-SNAP® series designation, indicating specific medical-grade qualification. For medical applications requiring formal medical device certification, verify that the specific ODU part number meets your regulatory requirements.

Q: What is the MSL (Moisture Sensitivity Level) difference between these parts?

A: The LEMO part lists MSL as Not Applicable, while the ODU part specifies MSL 1 (Unlimited). This indicates the ODU part has no moisture sensitivity restrictions and can be stored and handled without special humidity controls. This difference does not affect functional compatibility.

Q: Can I use these connectors in automotive applications?

A: Yes. Both parts list automotive applications in their specifications. Both are ROHS3 compliant and suitable for automotive electrical systems. Verify that the operating temperature range of your specific automotive application does not exceed 120°C if using the ODU substitute.

Q: What packaging options are available?

A: The LEMO PAA.M0.5GL.AC52GZ is available in standard packaging (not specified). The ODU S21MA7-P05MJG0-527S is available in bulk packaging. Contact your supplier for specific packaging configurations and minimum order quantities.

Q: Are there any differences in contact material between these parts?

A: The LEMO part does not specify contact material in the provided data. The ODU part specifies brass contacts with gold finish. Both parts have gold contact finish for mating surfaces, ensuring equivalent electrical performance and corrosion resistance.