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LCAS250-12F-X Equivalent & Substitute Parts
Part Overview
The LCAS250-12F-X is a rectangular tongue terminal connector manufactured by Panduit Corp, designed for 250MCM (kcmil) wire gauge applications with a 1/2 stud configuration. This component is classified as obsolete, indicating discontinuation from active production. The terminal features electro-tin contact finish on copper material, non-insulated construction, and is suitable for crimp barrel termination in free-hanging or right-angle mounting configurations. Identification of equivalent substitute parts is necessary to maintain system compatibility and ensure continued availability for replacement and new installations.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Wire Gauge | 250MCM (kcmil) |
| Stud/Tab Size | 1/2 Stud |
| Terminal Type | Rectangular Tongue |
| Termination Method | Crimp, Barrel |
| Tab Thickness | 0.140" (3.56mm) |
| Barrel ID | 0.630" (16.00mm) |
| Barrel OD | 0.770" (19.56mm) |
| Ring ID | 0.530" (13.46mm) |
| Contact Material | Copper |
| Contact Finish | Electro-Tin |
| Insulation | Non-Insulated |
| Mounting Type | Free Hanging (In-Line), Right Angle |
| RoHS Status | ROHS3 Compliant |
Substitute Part Grouping Explanation
Substitution eligibility for the LCAS250-12F-X is determined by strict equivalence across all critical electrical and mechanical parameters. The primary substitute part, LCA250-12F-X, maintains identical specifications across the following key criteria:
Wire gauge capacity (250MCM), stud size (1/2), terminal type (rectangular tongue), termination method (crimp barrel), tab thickness (0.140"), barrel dimensions (ID 0.630", OD 0.770"), ring ID (0.530"), contact material (copper), contact finish (electro-tin), insulation type (non-insulated), and mounting configuration (free hanging/right angle). Both parts are ROHS3 compliant and share the same ECCN and HTSUS classifications.
The primary distinction between the main part and its substitute is product status: LCAS250-12F-X is obsolete, while LCA250-12F-X is active production. This substitution relationship is based on functional and dimensional equivalence, not on performance assumptions or testing recommendations.
Parameter Comparison
| Parameter | LCAS250-12F-X | LCA250-12F-X |
|---|---|---|
| Manufacturer | Panduit Corp | Panduit Corp |
| Category | Terminals | Terminals |
| Series | Pan-Lug™ | Pan-Lug™ |
| Product Status | Obsolete | Active |
| Terminal Type | Rectangular Tongue | Rectangular Tongue |
| Stud/Tab Size | 1/2 Stud | 1/2 Stud |
| Terminal Style | Single Stud Hole | Single Stud Hole |
| Tab Thickness | 0.140" (3.56mm) | 0.140" (3.56mm) |
| Width - Outer Edges | 1.170" (29.72mm) | 1.170" (29.72mm) |
| Mounting Type | Free Hanging (In-Line), Right Angle | Free Hanging (In-Line), Right Angle |
| Termination | Crimp, Barrel | Crimp, Barrel |
| Wire Gauge | 250MCM (kcmil) | 250MCM (kcmil) |
| Insulation | Non-Insulated | Non-Insulated |
| Color | Yellow | Yellow |
| Contact Finish | Electro-Tin | Electro-Tin |
| Contact Material | Copper | Copper |
| Diameter - Barrel ID | 0.630" (16.00mm) | 0.630" (16.00mm) |
| Diameter - Barrel OD | 0.770" (19.56mm) | 0.770" (19.56mm) |
| Diameter - Ring ID | 0.530" (13.46mm) | 0.530" (13.46mm) |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| ECCN | EAR99 | EAR99 |
| HTSUS | 8536.90.4000 | 8536.90.4000 |
Engineering Selection Recommendations
The LCA250-12F-X serves as the direct equivalent substitute for the obsolete LCAS250-12F-X. Selection of LCA250-12F-X is based on the following engineering criteria:
Product Status: LCA250-12F-X maintains active production status, ensuring continued availability and supply chain reliability compared to the discontinued LCAS250-12F-X.
Regulatory Compliance: Both parts are ROHS3 compliant and share identical ECCN (EAR99) and HTSUS (8536.90.4000) classifications, confirming equivalent regulatory standing.
Dimensional and Electrical Equivalence: All critical parameters—wire gauge (250MCM), stud size (1/2), barrel dimensions, ring ID, tab thickness, contact material, and contact finish—are identical between the two parts.
Packaging Consideration: LCA250-12F-X is supplied in bulk packaging, whereas LCAS250-12F-X packaging specification is not provided. Bulk packaging does not affect functional compatibility.
For applications currently utilizing LCAS250-12F-X, direct substitution with LCA250-12F-X is supported by complete parameter equivalence and active production status.
Frequently Asked Questions (FAQ)
Q: Can LCA250-12F-X be used as a direct replacement for LCAS250-12F-X?
A: Yes. LCA250-12F-X is functionally and dimensionally equivalent to LCAS250-12F-X across all critical parameters, including wire gauge (250MCM), stud size (1/2), barrel dimensions, contact material, and contact finish. The primary difference is product status: LCA250-12F-X is in active production while LCAS250-12F-X is obsolete.
Q: What are the key parameters that determine substitution eligibility?
A: Substitution eligibility is determined by equivalence in the following parameters: wire gauge (250MCM kcmil), stud/tab size (1/2), terminal type (rectangular tongue), termination method (crimp barrel), tab thickness (0.140"), barrel ID (0.630"), barrel OD (0.770"), ring ID (0.530"), contact material (copper), contact finish (electro-tin), insulation type (non-insulated), and mounting configuration (free hanging/right angle).
Q: Does the packaging difference affect compatibility?
A: No. Packaging format (bulk versus other configurations) does not affect the functional or electrical compatibility of the terminal connector. The component specifications remain identical regardless of packaging type.
Q: Are both parts RoHS compliant?
A: Yes. Both LCAS250-12F-X and LCA250-12F-X are ROHS3 compliant and share identical regulatory classifications (ECCN: EAR99, HTSUS: 8536.90.4000).
Q: Why is LCAS250-12F-X listed as obsolete?
A: LCAS250-12F-X has been discontinued from active production. LCA250-12F-X is the active equivalent part available for new orders and replacements.
Q: What is the wire gauge capacity of these terminals?
A: Both terminals are rated for 250MCM (kcmil) wire gauge with a 1/2 stud configuration.
Q: What termination method is used for these connectors?
A: Both terminals use crimp barrel termination, requiring appropriate crimping tools and procedures for wire attachment.
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