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L77TSAH15SOL2 D-Sub Receptacle Equivalent & Substitute Parts
Part Overview
The L77TSAH15SOL2 is a 15-position D-Sub receptacle connector manufactured by Amphenol ICC, featuring female sockets with vertical through-hole solder termination. This connector is classified as an active product with 643 units in current inventory stock. The part operates across an industrial temperature range of -55°C to 125°C and is rated for 5A continuous current at 600V, making it suitable for signal-level applications in industrial control, instrumentation, and data acquisition systems.
Equivalent and substitute parts are identified based on matching electrical specifications, mechanical form factors, and termination methods. Alternative sources provide design flexibility, supply chain redundancy, and cost optimization while maintaining functional compatibility within the D-Sub 15-position receptacle category.
Substiute Parts
Key Parameters
| Parameter | L77TSAH15SOL2 Specification |
|---|---|
| Connector Type | D-Sub Receptacle, Female Sockets |
| Number of Positions | 15 |
| Shell Size / Layout | 2 (DA, A) |
| Mounting Type | Through Hole |
| Termination Method | Solder |
| Current Rating | 5A |
| Voltage Rating | 600V |
| Operating Temperature Range | -55°C to 125°C |
| Shell Material / Finish | Steel, Tin Plated |
| Contact Finish | Gold (Flash) |
| Flange Feature | Board Side (4-40) |
| Dielectric Material | Thermoplastic, Glass Filled |
| Material Flammability Rating | UL94 V-0 |
| RoHS Status | RoHS Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the L77TSAH15SOL2 are qualified based on the following critical parameters that determine functional and mechanical compatibility:
Primary Matching Criteria:
- Connector type: D-Sub receptacle with female sockets
- Position count: 15 positions in 2-row configuration
- Shell size and layout: Size 2 (DA, A)
- Termination: Solder connection to PCB
- Mounting: Through-hole installation
- Flange configuration: Board-side or mating-side mounting options
Electrical Compatibility Parameters:
- Current rating: Minimum 5A (substitutes rated 5A or higher are acceptable)
- Voltage rating: Minimum 600V (substitutes with 125V or unspecified voltage are noted as lower-rated alternatives)
- Operating temperature: -55°C to 125°C range or compatible subset
- Contact material and finish: Gold or tin plating for signal integrity
Regulatory & Environmental Parameters:
- Material flammability: UL94 V-0 compliance
- RoHS compliance status: Compliant or ROHS3 Compliant variants
- Moisture sensitivity: MSL 1 (Unlimited) for standard handling
Substitutes are grouped into two categories: Direct Equivalents (matching all critical parameters) and Functional Alternatives (matching core electrical and mechanical specifications with noted parameter variations).
Parameter Comparison
| Part Number | Manufacturer | Positions | Shell Size | Mounting | Current Rating (A) | Voltage Rating (V) | Temp Range (°C) | Shell Finish | Contact Finish | Flange Type | RoHS Status | Inventory (Pcs) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| L77TSAH15SOL2 | Amphenol ICC | 15 | 2 (DA, A) | Through Hole | 5 | 600 | -55 to 125 | Steel, Tin | Gold Flash | Board Side (4-40) | RoHS Compliant | 643 |
| 09662117503 | HARTING | 15 | 2 (DA, A) | Through Hole | 6.5 | — | -55 to 125 | Steel | — | Mating Side, Female Screwlock (4-40) | ROHS3 Compliant | 787 |
| 09662516513 | HARTING | 15 | 2 (DA, A) | Through Hole | 6.5 | — | -55 to 125 | Steel | — | Mating Side, Female Screwlock (4-40) | ROHS3 Compliant | 1655 |
| 09662556513 | HARTING | 15 | 2 (DA, A) | Through Hole | 6.5 | — | -55 to 125 | Steel | Gold | Mating Side, Female Screwlock (4-40) | ROHS3 Compliant | 678 |
| 1-747299-4 | TE Connectivity AMP | 15 | 2 (DA, A) | Through Hole | 6 | 125 | -55 to 105 | Steel, Tin | Gold 30µin | Mating Side, Female Screwlock (4-40) | RoHS Non-compliant | 2094 |
| 172-E15-213R001 | NorComp Inc. | 15 | 2 (DA, A) | Panel Mount, Through Hole | 5 | — | -50 to 100 | Steel, Nickel | Gold Flash | Housing/Shell (Unthreaded) | ROHS3 Compliant | 1705 |
| 172-E15-213R011 | NorComp Inc. | 15 | 2 (DA, A) | Panel Mount, Through Hole | 5 | — | -50 to 100 | Steel, Nickel | Gold Flash | Board Side (4-40) | ROHS3 Compliant | 1509 |
| 172-E15-213R021 | NorComp Inc. | 15 | 2 (DA, A) | Panel Mount, Through Hole | 5 | — | -50 to 100 | Steel, Nickel | Gold Flash | Board Side (4-40) | ROHS3 Compliant | 1223 |
| 172-E15-213R031 | NorComp Inc. | 15 | 2 (DA, A) | Panel Mount, Through Hole | 5 | — | -50 to 100 | Steel, Nickel | Gold Flash | Mating Side (4-40) | ROHS3 Compliant | 1211 |
| 172-E15-213R911 | NorComp Inc. | 15 | 2 (DA, A) | Panel Mount, Through Hole | 5 | — | -50 to 100 | Steel, Nickel | Gold Flash | Board Side (4-40), Mating Side, Female Screwlock (4-40) | ROHS3 Compliant | 6223 |
| 5-338314-2 | TE Connectivity AMP | 15 | 2 (DA, A) | Through Hole | 6 | — | -55 to 105 | Steel, Tin | Gold | Housing/Shell (Unthreaded) | ROHS3 Compliant | 1670 |
Engineering Selection Recommendations
Category 1: Direct Electrical & Mechanical Equivalents
The HARTING part 09662556513 provides the closest functional match to the L77TSAH15SOL2. Both connectors share identical position count (15), shell size (2 DA/A), through-hole mounting, and operating temperature range (-55°C to 125°C). The 09662556513 features a higher current rating (6.5A versus 5A), gold contact finish, and ROHS3 compliance. The primary difference is flange configuration: the HARTING part uses mating-side female screwlock mounting versus the Amphenol board-side configuration. This substitution is suitable for applications where mating-side mounting is acceptable.
The TE Connectivity 5-338314-2 (AMPLIMITE HDP-20 series) offers equivalent through-hole mounting and 15-position configuration with 6A current rating and ROHS3 compliance. However, this part features an unthreaded housing shell and operates at a reduced temperature maximum of 105°C (versus 125°C for the L77TSAH15SOL2). Voltage rating is unspecified. This part is suitable for applications within the -55°C to 105°C range.
Category 2: Panel Mount Alternatives
The NorComp 172-E15 series (parts 172-E15-213R001, 172-E15-213R011, 172-E15-213R021, 172-E15-213R031, and 172-E15-213R911) provides 15-position D-Sub receptacles with panel mount and through-hole termination options. All NorComp variants maintain 5A current rating and UL94 V-0 flammability compliance with ROHS3 certification. Operating temperature is reduced to -50°C to 100°C. These parts are suitable for applications requiring panel-mounted connector configurations with board-side or mating-side flange options. The 172-E15-213R911 variant includes dual flange features (board side and mating side with female screwlock).
Category 3: Legacy Compliance Consideration
The TE Connectivity 1-747299-4 (AMPLIMITE HD-20 series) is rated at 6A with gold contact finish and tin-plated steel shell. This part carries RoHS non-compliant status and is subject to REACH regulations. Operating temperature is limited to -55°C to 105°C, and voltage rating is specified at 125V (significantly lower than the L77TSAH15SOL2 at 600V). This part is not recommended for new designs requiring RoHS compliance or high-voltage applications.
Selection Criteria Summary:
- For direct replacement with enhanced current capacity: Use HARTING 09662556513 (mating-side mounting) or 09662516513 (with board lock feature)
- For through-hole applications with ROHS3 compliance: Use TE Connectivity 5-338314-2 (note reduced temperature maximum)
- For panel-mount applications: Use NorComp 172-E15 series variants based on required flange configuration
- For legacy systems: TE Connectivity 1-747299-4 is available but not recommended for new designs
All recommended substitutes maintain the 15-position D-Sub receptacle form factor, female socket configuration, and solder termination method required for PCB integration.
Frequently Asked Questions (FAQ)
Q1: Can the HARTING 09662556513 directly replace the L77TSAH15SOL2 in existing PCB designs?
The HARTING 09662556513 shares identical electrical specifications (15 positions, 2-row DA/A shell size, through-hole solder termination) and operating temperature range. The primary difference is flange mounting location: HARTING uses mating-side female screwlock configuration versus Amphenol's board-side mounting. Direct PCB replacement requires verification that the mating-side flange is compatible with the existing board layout and mechanical clearances. If the original design requires board-side mounting, the 09662556513 is not a direct drop-in replacement.
Q2: What is the significance of the current rating difference between the L77TSAH15SOL2 (5A) and substitute parts rated at 6A or 6.5A?
The L77TSAH15SOL2 is rated for 5A continuous current. Substitute parts with higher current ratings (HARTING 09662556513 at 6.5A, TE Connectivity parts at 6A) indicate enhanced thermal performance and contact design. A higher-rated part can safely carry the original 5A specification with additional margin. However, the reverse is not true: a lower-rated substitute cannot be used. All recommended substitutes meet or exceed the 5A requirement.
Q3: Why do some substitute parts have unspecified voltage ratings?
Several HARTING and NorComp variants do not list voltage ratings in the provided specifications. This does not indicate inadequate voltage performance. D-Sub connectors in this size category typically operate at signal-level voltages (under 250V) in standard industrial applications. The L77TSAH15SOL2 is rated at 600V, which is above typical signal-level requirements. For applications requiring voltage ratings above 250V, the L77TSAH15SOL2 or TE Connectivity 1-747299-4 (125V) should be verified against specific circuit requirements.
Q4: Are NorComp 172-E15 panel-mount connectors compatible with through-hole PCB designs?
NorComp 172-E15 series connectors feature both panel mount and through-hole termination. The panel mount aspect refers to the connector's ability to be mounted on an equipment enclosure or panel, while through-hole termination indicates solder connection to the PCB. These connectors are compatible with through-hole PCB designs. However, the mechanical footprint and flange dimensions differ from the L77TSAH15SOL2 board-side configuration. PCB layout verification is required before substitution.
Q5: What is the difference between board-side and mating-side flange configurations?
Board-side flange (L77TSAH15SOL2, NorComp 172-E15-213R011, 172-E15-213R021): The mounting flange is positioned on the PCB side of the connector, allowing the connector to be secured directly to the circuit board using 4-40 screws.
Mating-side flange (HARTING 09662556513, 09662516513, NorComp 172-E15-213R031): The mounting flange is positioned on the mating (cable) side of the connector, typically used for panel-mount or enclosure-mount applications where the connector is secured to an external structure.
Selection depends on the mechanical mounting requirements of the application.
Q6: What does "Board Lock" feature indicate in HARTING 09662516513 and 09662556513?
The Board Lock feature provides mechanical retention of the connector to the PCB through additional locking mechanisms beyond standard solder joints. This feature enhances mechanical stability in high-vibration environments or applications subject to mechanical stress. The L77TSAH15SOL2 does not specify a board lock feature. If board lock is required for the application, HARTING parts 09662516513 or 09662556513 provide this capability.
Q7: How does the operating temperature range affect substitution decisions?
The L77TSAH15SOL2 operates from -55°C to 125°C. Substitute parts have the following temperature ranges:
- HARTING parts: -55°C to 125°C (equivalent)
- TE Connectivity 1-747299-4 and 5-338314-2: -55°C to 105°C (reduced maximum)
- NorComp 172-E15 series: -50°C to 100°C (reduced minimum and maximum)
For applications requiring the full -55°C to 125°C range, only HARTING substitutes are suitable. For applications within -50°C to 100°C, NorComp variants are acceptable. TE Connectivity parts are limited to -55°C to 105°C.
Q8: What is the difference between RoHS Compliant and ROHS3 Compliant status?
RoHS Compliant (L77TSAH15SOL2): Meets the original Restriction of Hazardous Substances directive, restricting lead, cadmium, mercury, hexavalent chromium, and certain brominated flame retardants.
ROHS3 Compliant (HARTING, NorComp, TE Connectivity 5-338314-2): Meets RoHS 3 (Directive 2011/65/EU), which includes additional restrictions on phthalates and other substances. ROHS3 is the current regulatory standard for EU markets.
RoHS Non-compliant (TE Connectivity 1-747299-4): Does not meet current RoHS restrictions. This part is not suitable for new designs intended for EU distribution or applications requiring RoHS compliance.
Q9: What packaging differences exist between the L77TSAH15SOL2 and substitute parts?
The L77TSAH15SOL2 is supplied in Tray packaging. Most HARTING and TE Connectivity substitutes are supplied in Bulk packaging. NorComp 172-E15 series parts are supplied in Tray packaging. Packaging differences do not affect electrical or mechanical compatibility but may impact procurement, handling, and inventory management. Bulk packaging typically offers cost advantages for high-volume orders.
Q10: Can the L77TSAH15SOL2 be used interchangeably with all listed substitute parts?
No. The L77TSAH15SOL2 is not universally interchangeable with all listed substitutes. Compatibility depends on specific application requirements:
- Flange configuration: Board-side (L77TSAH15SOL2) versus mating-side (HARTING) or panel-mount (NorComp)
- Operating temperature: Full range -55°C to 125°C (L77TSAH15SOL2, HARTING) versus reduced ranges (TE Connectivity, NorComp)
- Voltage rating: 600V (L77TSAH15SOL2) versus unspecified or 125V (substitutes)
- Regulatory compliance: RoHS Compliant (L77TSAH15SOL2) versus ROHS3 Compliant or non-compliant alternatives
Application-specific requirements must be evaluated before selecting a substitute part.
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