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HR10A-7R-4PC Equivalent & Substitute Parts
Part Overview
The HR10A-7R-4PC is a 4-position circular connector receptacle housing manufactured by Hirose Electric Co., Ltd., designed for panel mount applications with male pin compatibility. This component features a push-pull fastening mechanism, keyed orientation, and operates across a temperature range of -20°C to 85°C. The part is currently listed as obsolete, necessitating identification of active equivalent alternatives to maintain supply chain continuity for applications requiring this connector type.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer | Hirose Electric Co., Ltd. |
| Series | HR10A |
| Connector Type | Receptacle Housing |
| Number of Positions | 4 |
| Shell Size - Insert | 7 |
| Contact Type | Crimp |
| Contact Size | 1.0mm |
| Mounting Type | Panel Mount |
| Fastening Type | Push-Pull |
| Operating Temperature | -20°C ~ 85°C |
| Shell Material | Zinc Alloy |
| Shielding | Unshielded |
Substitute Part Grouping Explanation
Substitution eligibility for the HR10A-7R-4PC is determined by strict alignment across the following critical parameters:
- Series and Base Product Number: HR10A designation ensures mechanical and electrical compatibility within the connector family
- Connector Type and Pin Configuration: Receptacle housing for male pins with 4-position capacity
- Shell Size and Contact Specifications: Shell size 7 with 1.0mm crimp contacts
- Mounting and Fastening: Panel mount configuration with push-pull fastening mechanism
- Material and Environmental Ratings: Zinc alloy shell with nickel finish, UL94 V-0 flammability rating, operating temperature -20°C to 85°C
- Electrical Characteristics: Unshielded configuration with identical contact geometry
The substitute HR10A-7R-4PC(73) maintains full compatibility across all mechanical and electrical parameters while offering improved product status and compliance posture.
Parameter Comparison
| Parameter | HR10A-7R-4PC | HR10A-7R-4PC(73) |
|---|---|---|
| Manufacturer | Hirose Electric Co., Ltd. | Hirose Electric Co Ltd |
| Series | HR10A | HR10A |
| Product Status | Obsolete | Active |
| Connector Type | Receptacle Housing | Receptacle Housing |
| Number of Positions | 4 | 4 |
| Shell Size - Insert | 7 | 7 |
| Contact Type | Crimp | Crimp |
| Contact Size | 1.0mm | 1.0mm |
| Mounting Type | Panel Mount | Panel Mount |
| Fastening Type | Push-Pull | Push-Pull |
| Shell Material | Zinc Alloy | Zinc Alloy |
| Shell Finish | Nickel | Nickel |
| Housing Color | Silver | Silver |
| Material Flammability Rating | UL94 V-0 | UL94 V-0 |
| Shielding | Unshielded | Unshielded |
| Insert Material | Polybutylene Terephthalate (PBT) | Polybutylene Terephthalate (PBT) |
| Operating Temperature | -20°C ~ 85°C | -20°C ~ 85°C |
| RoHS Status | RoHS non-compliant | RoHS Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
| ECCN | EAR99 | EAR99 |
| HTSUS | 8538.90.8180 | 8538.90.8180 |
Engineering Selection Recommendations
The HR10A-7R-4PC(73) is the direct functional equivalent of the obsolete HR10A-7R-4PC. Both components share identical mechanical dimensions, electrical specifications, and performance characteristics across all critical parameters. The primary distinction is product status and regulatory compliance.
The HR10A-7R-4PC(73) is currently in active production status, ensuring long-term availability and supply chain reliability. Additionally, this variant achieves RoHS compliance, whereas the original part does not. For applications subject to RoHS requirements or those requiring components with extended lifecycle support, the HR10A-7R-4PC(73) is the appropriate selection. Both parts maintain identical operating temperature ranges, contact specifications, and mounting configurations, ensuring direct interchangeability in existing designs.
Frequently Asked Questions (FAQ)
Q: Are HR10A-7R-4PC and HR10A-7R-4PC(73) mechanically interchangeable?
A: Yes. Both components feature identical shell size 7, 4-position configuration, 1.0mm crimp contacts, panel mount fastening, and push-pull mechanism. Physical dimensions and mating interfaces are equivalent.
Q: What is the difference between these two part numbers?
A: The HR10A-7R-4PC(73) is the active production variant with RoHS compliance. The original HR10A-7R-4PC is obsolete and RoHS non-compliant. All electrical and mechanical specifications remain identical.
Q: Can I use HR10A-7R-4PC(73) in place of HR10A-7R-4PC in existing applications?
A: Yes. The substitute part maintains full compatibility across all functional parameters, operating temperature range, contact specifications, and mounting requirements.
Q: What does the "(73)" designation indicate?
A: The "(73)" suffix identifies the packaging variant and production revision. This designation indicates the active production version within the HR10A-7R-4PC family.
Q: Are there any compliance differences between these parts?
A: The HR10A-7R-4PC(73) is RoHS compliant, while the original HR10A-7R-4PC is not. Both maintain identical UL94 V-0 flammability ratings and ECCN/HTSUS classifications.
Q: What is the operating temperature range for both parts?
A: Both components operate across -20°C to 85°C, ensuring equivalent thermal performance in specified applications.
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