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LAPP 79036400 Heavy Duty Connector Base - Equivalent & Substitute Parts
Part Overview
The LAPP 79036400 is an active-status heavy duty connector base designed for box mount applications with side entry configuration. This component features dual M32 HB10 connectivity, IP65 ingress protection rating, and operates across an extended temperature range of -40°C to 125°C. The base utilizes aluminum alloy housing with powder coat finish and incorporates dual locking clips positioned on the base bottom for secure installation.
Substitute parts become necessary when primary inventory is unavailable, when supply chain requirements mandate alternative qualified sources, or when system architecture permits cross-series integration within the same connector family classification.
Substiute Parts
Key Parameters
| Parameter | Value | Substitution Relevance |
|---|---|---|
| Connector Type | Base - Box Mount | Critical - Must match for mechanical installation |
| Configuration Style | Side Entry | Critical - Determines cable routing and mounting orientation |
| Thread Size | M32 | Critical - Must match for connector interface compatibility |
| Ingress Protection Rating | IP65 - Dust Tight, Water Resistant | Critical - Environmental sealing requirement |
| Housing Material | Aluminum Alloy | Important - Affects durability and environmental resistance |
| Operating Temperature Range | -40°C to 125°C | Important - Thermal performance specification |
| Lock Mechanism | Locking Clip (2) on Base Bottom | Important - Installation and retention method |
| Housing Finish | Powder Coated | Important - Corrosion protection and environmental durability |
Substitute Part Grouping Explanation
Substitution eligibility for the LAPP 79036400 is determined by strict alignment with the following mandatory parameters:
Critical Alignment Requirements:
- Connector type classification as base-mount box connector
- Side entry cable entry configuration
- M32 thread size for connector interface
- IP65 ingress protection rating (dust tight, water resistant)
Important Compatibility Parameters:
- Aluminum-based housing material (aluminum alloy or die-cast aluminum)
- Powder coat finish for environmental protection
- Operating temperature range of -40°C to 125°C minimum
- Dual locking clip retention mechanism on base bottom
The HARTING 19300100272 qualifies as a substitute part because it satisfies all critical alignment requirements and maintains compatibility across all important parameters. Both components function as side-entry box-mount bases with M32 threading, IP65 protection, aluminum housing with powder coating, and identical thermal operating ranges.
Parameter Comparison
| Parameter | LAPP 79036400 | HARTING 19300100272 | Compatibility Status |
|---|---|---|---|
| Manufacturer | LAPP | HARTING | Different manufacturers, same category |
| Connector Type | Base - Box Mount | Base - Box Mount | Match |
| Configuration Style | Side Entry, Dual | Side Entry | Match |
| Size Designation | HB10 | 10B | Equivalent sizing across series |
| Thread Size | M32 | M32 | Match |
| Ingress Protection | IP65 - Dust Tight, Water Resistant | IP65 - Dust Tight, Water Resistant | Match |
| Housing Material | Aluminum Alloy | Aluminum, Die Cast | Compatible - both aluminum-based |
| Housing Finish | Powder Coated | Powder Coated | Match |
| Operating Temperature | -40°C to 125°C | -40°C to 125°C | Match |
| Lock Mechanism | Locking Clip (2) on Base Bottom | Locking Clip (2) on Base Bottom | Match |
| Housing Color | Gray | Gray | Match |
| Length | 3.819" (97.00mm) | 3.701" (94.00mm) | Within tolerance variance |
| Width | 2.283" (58.00mm) | 2.244" (57.00mm) | Within tolerance variance |
| Height | 2.913" (74.00mm) | 3.181" (80.80mm) | Within tolerance variance |
| Product Status | Active | Active | Both actively manufactured |
| ECCN Classification | EAR99 | EAR99 | Match |
| HTSUS Code | 8538.90.8180 | 8538.90.8180 | Match |
Engineering Selection Recommendations
Primary Selection - LAPP 79036400:
- Active product status with 877 units in current inventory
- LAPP EPIC® HB series designation
- Established supply chain availability
Substitute Selection - HARTING 19300100272:
- Active product status with 1054 units in current inventory
- HARTING Han® B series designation
- RoHS3 compliance certification
- REACH unaffected status
- Moisture sensitivity level MSL 1 (unlimited)
- Higher inventory availability than primary part
Both components carry identical ECCN (EAR99) and HTSUS (8538.90.8180) classifications, confirming regulatory equivalence for export and tariff purposes. Selection between these parts should be based on supply availability, inventory position, and established procurement relationships within your organization.
Frequently Asked Questions (FAQ)
Q: Can HARTING 19300100272 directly replace LAPP 79036400 in existing installations?
A: Yes. Both components share identical critical specifications: M32 threading, IP65 ingress protection, side-entry box-mount configuration, -40°C to 125°C operating range, and dual locking clip retention. Dimensional variance (maximum 6.8mm height difference) falls within standard mechanical tolerance for base-mount applications.
Q: What is the significance of the size designation difference (HB10 versus 10B)?
A: HB10 designates the LAPP EPIC® HB series size 10 connector base. 10B designates the HARTING Han® B series size 10B connector base. These represent equivalent sizing classifications across different manufacturer series architectures while maintaining functional compatibility.
Q: Are there compliance or certification differences between these parts?
A: The HARTING 19300100272 carries explicit RoHS3 compliance and REACH unaffected certifications. Both parts share identical ECCN and HTSUS classifications. Verify your specific compliance requirements against these documented certifications.
Q: What packaging format is available for both parts?
A: Both the LAPP 79036400 and HARTING 19300100272 are supplied in bulk packaging format.
Q: How do the dimensional differences affect installation?
A: The HARTING 19300100272 is 6.8mm taller (80.80mm versus 74.00mm height) and 1.00mm shorter in length (94.00mm versus 97.00mm). These variations remain within standard mechanical tolerances for box-mount base installations and do not affect functional compatibility or connector interface performance.
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