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LCAX750-12F-3 Equivalent & Substitute Parts
Part Overview
The LCAX750-12F-3 is a terminal connector manufactured by Panduit Corp, classified as a rectangular tongue terminal designed for 750MCM (kcmil) wire gauge applications with a 1/2 stud connection. This component is part of the Pan-Lug™ series and features a non-insulated copper construction with electro-tin contact finish. The part is currently listed as obsolete, necessitating identification of active equivalent alternatives to maintain supply chain continuity for applications requiring this terminal specification.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer | Panduit Corp |
| Category | Terminals |
| Terminal Type | Rectangular Tongue |
| Wire Gauge | 750MCM (kcmil) |
| Stud/Tab Size | 1/2 Stud |
| Terminal Style | Single Stud Hole |
| Tab Thickness | 0.320" (8.13mm) |
| Termination Method | Crimp, Barrel |
| Contact Material | Copper |
| Contact Finish | Electro-Tin |
| Insulation | Non-Insulated |
| Diameter - Barrel ID | 1.170" (29.72mm) |
| Diameter - Barrel OD | 1.500" (38.10mm) |
| Diameter - Ring ID | 0.530" (13.46mm) |
| Color | Yellow |
| RoHS Status | ROHS3 Compliant |
Substitute Part Grouping Explanation
Substitution of the LCAX750-12F-3 is determined by strict equivalence across the following critical parameters:
Wire Gauge Compatibility: The substitute part must support 750MCM (kcmil) wire gauge to maintain electrical performance in the intended circuit application.
Stud/Tab Size: The 1/2 stud connection point is a mechanical interface requirement that cannot be altered without redesign of the mating assembly.
Terminal Type and Style: Rectangular tongue configuration with single stud hole design ensures mechanical fit and electrical connection integrity.
Barrel Dimensions: The barrel inner diameter (1.170"), outer diameter (1.500"), and ring inner diameter (0.530") establish the crimp interface and must remain constant for tooling and wire termination compatibility.
Contact Material and Finish: Copper construction with electro-tin finish provides the specified electrical conductivity and corrosion resistance profile.
Tab Thickness: The 0.320" (8.13mm) thickness is a structural parameter affecting mechanical strength and assembly fit.
Regulatory Compliance: RoHS3 compliance and REACH unaffected status must be maintained for applications subject to these regulatory frameworks.
The substitute part LCAX750-12F-3 differs from the main part only in mounting type specification and product status, with all electrical and mechanical parameters held constant.
Parameter Comparison
| Parameter | LCAX750-12F-3 (Main Part) | LCAX750-12-3 (Substitute) | Match Status |
|---|---|---|---|
| Manufacturer | Panduit Corp | Panduit Corp | Identical |
| Terminal Type | Rectangular Tongue | Rectangular Tongue | Identical |
| Wire Gauge | 750MCM (kcmil) | 750MCM (kcmil) | Identical |
| Stud/Tab Size | 1/2 Stud | 1/2 Stud | Identical |
| Terminal Style | Single Stud Hole | Single Stud Hole | Identical |
| Tab Thickness | 0.320" (8.13mm) | 0.320" (8.13mm) | Identical |
| Termination | Crimp, Barrel | Crimp, Barrel | Identical |
| Contact Material | Copper | Copper | Identical |
| Contact Finish | Electro-Tin | Electro-Tin | Identical |
| Insulation | Non-Insulated | Non-Insulated | Identical |
| Diameter - Barrel ID | 1.170" (29.72mm) | 1.170" (29.72mm) | Identical |
| Diameter - Barrel OD | 1.500" (38.10mm) | 1.500" (38.10mm) | Identical |
| Diameter - Ring ID | 0.530" (13.46mm) | 0.530" (13.46mm) | Identical |
| Color | Yellow | Yellow | Identical |
| Mounting Type | Free Hanging (In-Line), Right Angle | Free Hanging (In-Line) | Substitute has reduced mounting options |
| Product Status | Obsolete | Active | Substitute is currently active |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Identical |
Engineering Selection Recommendations
The LCAX750-12-3 serves as a direct functional substitute for the obsolete LCAX750-12F-3. Both parts maintain identical electrical and mechanical specifications across all critical parameters including wire gauge, stud size, barrel dimensions, contact material, and contact finish.
The primary distinction between the parts is the mounting type specification. The LCAX750-12F-3 supports both free hanging in-line and right angle mounting configurations, while the LCAX750-12-3 is specified for free hanging in-line mounting only. Selection of the substitute part is appropriate for applications requiring in-line mounting orientation.
Both parts carry ROHS3 compliance certification and REACH unaffected status, satisfying regulatory requirements for applications subject to these frameworks.
The LCAX750-12-3 is currently in active production status with documented inventory availability, providing supply chain continuity for the obsolete LCAX750-12F-3.
Frequently Asked Questions (FAQ)
Q: Can the LCAX750-12-3 be used as a direct replacement for the LCAX750-12F-3?
A: The LCAX750-12-3 is functionally equivalent for applications requiring free hanging in-line mounting. All electrical parameters, mechanical dimensions, and material specifications are identical. If right angle mounting is required, the substitute part does not support this configuration.
Q: What are the key electrical parameters that must match between the main part and substitute?
A: Wire gauge (750MCM), stud size (1/2), barrel inner diameter (1.170"), barrel outer diameter (1.500"), ring inner diameter (0.530"), contact material (copper), and contact finish (electro-tin) must all remain constant for electrical compatibility.
Q: Are there packaging differences between the LCAX750-12F-3 and LCAX750-12-3?
A: The LCAX750-12F-3 is supplied in standard packaging, while the LCAX750-12-3 is supplied in bulk packaging. Both contain the same terminal component with identical specifications.
Q: Do both parts meet the same regulatory compliance standards?
A: Both the LCAX750-12F-3 and LCAX750-12-3 are ROHS3 compliant and REACH unaffected, satisfying regulatory requirements for applications subject to these frameworks.
Q: What is the primary reason for substituting the LCAX750-12F-3?
A: The LCAX750-12F-3 is classified as obsolete. The LCAX750-12-3 is an active production part with current inventory availability, providing supply chain continuity.
Q: Are the overall dimensions identical between the two parts?
A: The width outer edges (2.170"), tab thickness (0.320"), and all barrel and ring diameters are identical. The LCAX750-12-3 specifies an overall length of 3.940" (100.08mm), while the LCAX750-12F-3 does not provide this specification in available documentation.
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