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PRA.M0.2GL.LC52G Equivalent & Substitute Parts
Part Overview
The PRA.M0.2GL.LC52G is a 2-position circular connector receptacle manufactured by LEMO, featuring female sockets with solder cup termination and gold-plated contacts. This connector is designed for applications requiring reliable push-pull detent lock fastening in automotive, industrial, medical, and testing equipment environments. The part is currently active in production with 859 units in stock. Substitute parts are identified to provide alternative sourcing options when the primary part is unavailable or when design requirements permit component flexibility within specified electrical and mechanical parameters.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | PRA.M0.2GL.LC52G |
| Manufacturer | LEMO |
| Category | Circular Connectors |
| Connector Type | Receptacle, Female Sockets |
| Number of Positions | 2 |
| Termination | Solder Cup |
| Fastening Type | Push-Pull, Detent Lock |
| Contact Finish - Mating | Gold |
| Shell Material | Polysulfone (PSU) |
| Ingress Protection | IP50 - Dust Protected |
| Current Rating | 10A |
| Operating Temperature | -50°C ~ 150°C |
| Cable Opening | 0.157" ~ 0.205" (4.00mm ~ 5.20mm) |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the PRA.M0.2GL.LC52G are identified based on strict equivalence across the following critical parameters:
- Connector Type & Configuration: Receptacle with female sockets, 2-position circular connector
- Termination Method: Solder cup termination for direct PCB or cable assembly
- Fastening Mechanism: Push-pull detent lock coupling system
- Contact Material & Finish: Gold-plated mating surfaces for reliable electrical connection
- Shell Material: Polysulfone (PSU) construction for mechanical durability
- Ingress Protection: IP50 dust protection rating
- Environmental Compliance: ROHS3 and REACH compliance status
- Moisture Sensitivity: MSL 1 rating for unlimited shelf life
The substitute part K11MA7-P02LPH0-5270 (ODU MEDI-SNAP®) meets these core substitution criteria while maintaining functional compatibility within the specified parameter ranges.
Parameter Comparison
| Parameter | PRA.M0.2GL.LC52G (LEMO) | K11MA7-P02LPH0-5270 (ODU) | Compatibility |
|---|---|---|---|
| Connector Type | Receptacle, Female Sockets | Receptacle, Female Sockets | Equivalent |
| Number of Positions | 2 | 2 | Equivalent |
| Termination | Solder Cup | Solder Cup | Equivalent |
| Fastening Type | Push-Pull, Detent Lock | Push-Pull, Detent Lock | Equivalent |
| Contact Finish - Mating | Gold | Gold | Equivalent |
| Shell Material | Polysulfone (PSU) | Polysulfone (PSU) | Equivalent |
| Ingress Protection | IP50 - Dust Protected | IP50 - Dust Protected | Equivalent |
| Current Rating (Amps) | 10A | 14A | Compatible (ODU rated higher) |
| Operating Temperature | -50°C ~ 150°C | -50°C ~ 120°C | Partial (LEMO range wider) |
| Cable Opening | 0.157" ~ 0.205" (4.00mm ~ 5.20mm) | 0.157" ~ 0.205" (4.00mm ~ 5.20mm) | Equivalent |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Equivalent |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | Equivalent |
Engineering Selection Recommendations
Both the PRA.M0.2GL.LC52G and K11MA7-P02LPH0-5270 are active production parts with ROHS3 compliance and REACH unaffected status, meeting current environmental and regulatory requirements. The ODU substitute part provides a higher current rating of 14A compared to the LEMO part's 10A rating, making it suitable for applications requiring increased current capacity. However, the LEMO part supports an extended operating temperature range to 150°C, compared to the ODU part's 120°C maximum. Selection between these parts should be based on specific application requirements regarding current load and thermal environment. Both parts maintain equivalent mechanical and electrical interface specifications, including solder cup termination, 2-position configuration, and IP50 ingress protection.
Frequently Asked Questions (FAQ)
Q: Can the K11MA7-P02LPH0-5270 be used as a direct replacement for the PRA.M0.2GL.LC52G?
A: Yes, within the specified operating parameters. Both connectors share identical mechanical interfaces, termination methods, and fastening mechanisms. The primary consideration is the operating temperature range: the LEMO part supports -50°C to 150°C, while the ODU part supports -50°C to 120°C. Applications operating above 120°C require the LEMO part.
Q: What are the key compatibility criteria for these substitute parts?
A: Compatibility is determined by: 2-position circular connector configuration, receptacle female socket type, solder cup termination, push-pull detent lock fastening, gold-plated contacts, polysulfone shell material, IP50 ingress protection, and cable opening dimensions of 4.00mm to 5.20mm.
Q: Does the higher current rating of the ODU part affect compatibility?
A: No. The ODU part's 14A rating is compatible with applications designed for the LEMO part's 10A rating. The higher rating provides additional margin and does not create incompatibility.
Q: Are both parts compliant with current environmental regulations?
A: Yes. Both the PRA.M0.2GL.LC52G and K11MA7-P02LPH0-5270 are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory standards.
Q: What is the significance of the MSL 1 rating for both parts?
A: MSL 1 (Moisture Sensitivity Level 1) indicates unlimited shelf life with no special moisture control requirements during storage or handling, simplifying inventory management and logistics.
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