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L17HTNBGPOL2RM81C Equivalent & Substitute Parts
Part Overview
The L17HTNBGPOL2RM81C is a 25-position D-Sub plug connector manufactured by Amphenol ICC (Commercial Products) in the HT series. This connector features vertical solder termination, male pins, and is designed for through-hole PCB mounting with mating-side female screwlock (M3) flange. The product is active and currently in stock (1028 units available).
Alternative equivalent parts are necessary when the original part is unavailable, when supply chain optimization is required, or when design flexibility across manufacturing partners is needed while maintaining functional compatibility.
Substiute Parts
Key Parameters
| Parameter | L17HTNBGPOL2RM81C |
|---|---|
| Connector Type | Plug, Male Pins |
| Number of Positions | 25 |
| Shell Size / Layout | 3 (DB, B) |
| Mounting Type | Through Hole |
| Termination Method | Solder |
| Flange Feature | Mating Side, Female Screwlock (M3) |
| Contact Finish | Gold Flash |
| Shell Material / Finish | Steel, Nickel Plated |
| Current Rating | 5A |
| Voltage Rating | 600V |
| Operating Temperature Range | -55°C to 150°C |
| Dielectric Material | Thermoplastic, Glass Filled |
| RoHS Status | RoHS Non-Compliant |
Substitute Part Grouping Explanation
Substitution eligibility for D-Sub 25-position plug connectors is determined by strict compatibility across the following parameters:
Primary compatibility criteria:
- Connector Type: Plug, Male Pins (fixed requirement)
- Number of Positions: 25 (fixed requirement)
- Shell Size / Layout: 3 (DB, B) (fixed requirement)
- Mounting Type: Through Hole (fixed requirement)
- Termination Method: Solder (fixed requirement)
Secondary compatibility parameters (must be evaluated against application requirements):
- Flange Feature type and thread specification
- Contact finish specification and thickness
- Shell material and plating
- Current and voltage ratings
- Operating temperature range
- Dielectric material composition
- RoHS and regulatory compliance status
Parts within this list maintain the core functional interface required for mating with standard DB-25 receptacles while offering variations in material specifications, electrical ratings, and compliance certifications. Selection depends on the specific application requirements and regulatory environment.
Parameter Comparison
| Parameter | L17HTNBGPOL2RM81C (Main) | 09653216703 | 09653616713 | 2-338311-2 | D25P24A4GV00LF | D25P24A4GX00LF | D25P24A4PL00LF | D25P24A6GV00LF | D25P24B4GV00LF | D25P24B6GV00LF | DB25P364TXLF |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Amphenol ICC (Commercial) | HARTING | HARTING | TE Connectivity AMP | Amphenol ICC (FCI) | Amphenol ICC (FCI) | Amphenol ICC (FCI) | Amphenol ICC (FCI) | Amphenol ICC (FCI) | Amphenol ICC (FCI) | Amphenol ICC (FCI) |
| Connector Type | Plug, Male Pins | Plug, Male Pins | Plug, Male Pins | Plug, Male Pins | Plug, Male Pins | Plug, Male Pins | Plug, Male Pins | Plug, Male Pins | Plug, Male Pins | Plug, Male Pins | Plug, Male Pins |
| Number of Positions | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
| Shell Size / Layout | 3 (DB, B) | 3 (DB, B) | 3 (DB, B) | 3 (DB, B) | 3 (DB, B) | 3 (DB, B) | 3 (DB, B) | 3 (DB, B) | 3 (DB, B) | 3 (DB, B) | 3 (DB, B) |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Termination | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder |
| Flange Feature | Mating Side, Female Screwlock (M3) | Mating Side, Female Screwlock (4-40) | Mating Side, Female Screwlock (4-40) | Board Side (M3) | Mating Side, Female Screwlock (4-40) | Housing/Shell (4-40) | Housing/Shell (M3) | Mating Side, Female Screwlock (4-40) | Mating Side, Female Screwlock (4-40) | Mating Side, Female Screwlock (4-40) | Housing/Shell (Unthreaded) |
| Shell Material / Finish | Steel, Nickel Plated | Steel | Steel | Steel, Tin Plated | Steel, Tin-Nickel Plated | Steel, Tin-Nickel Plated | Steel, Tin-Nickel Plated | Steel, Tin-Nickel Plated | Steel, Tin-Nickel Plated | Steel, Tin-Nickel Plated | Steel, Tin Plated |
| Contact Finish | Gold Flash | Not Specified | Not Specified | Gold Flash | Gold Flash | Gold Flash | Gold Flash | Gold 30.0µin (0.76µm) | Gold Flash | Gold 30.0µin (0.76µm) | Gold GXT™ Flash |
| Current Rating | 5A | 6.5A | 6.5A | 6A | 5A per Contact | 5A per Contact | 5A per Contact | 5A per Contact | 5A per Contact | 5A per Contact | 5A per Contact |
| Voltage Rating | 600V | Not Specified | Not Specified | 125V | 300V | 300V | 300V | 300V | 300V | 300V | 300V |
| Operating Temperature Range | -55°C to 150°C | -55°C to 125°C | -55°C to 125°C | -55°C to 105°C | -55°C to 125°C | -55°C to 125°C | -55°C to 125°C | -55°C to 125°C | -55°C to 125°C | -55°C to 125°C | -55°C to 125°C |
| Material Flammability Rating | UL94 V-0 | UL94 V-0 | UL94 V-0 | UL94 V-0 | UL94 V-0 | UL94 V-0 | UL94 V-0 | UL94 V-0 | UL94 V-0 | UL94 V-0 | UL94 V-0 |
| RoHS Status | RoHS Non-Compliant | RoHS3 Compliant | RoHS3 Compliant | RoHS3 Compliant | RoHS Compliant | RoHS Compliant | RoHS Compliant | RoHS Compliant | RoHS Compliant | RoHS Compliant | RoHS Compliant |
| MSL Rating | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active |
Engineering Selection Recommendations
RoHS Compliance Consideration: The main part L17HTNBGPOL2RM81C is RoHS non-compliant. All substitute parts listed (09653216703, 09653616713, 2-338311-2, D25P24A4GV00LF, D25P24A4GX00LF, D25P24A4PL00LF, D25P24A6GV00LF, D25P24B4GV00LF, D25P24B6GV00LF, DB25P364TXLF) are RoHS compliant or RoHS3 compliant, providing design flexibility for applications with updated regulatory requirements.
Temperature Rating Differences: The main part L17HTNBGPOL2RM81C operates from -55°C to 150°C, while substitute parts generally operate from -55°C to 125°C (with 2-338311-2 limited to -55°C to 105°C). Temperature range must be evaluated against application requirements to ensure adequate margin.
Voltage Rating Differences: The main part is rated for 600V, while most substitutes are rated for 300V or lower (2-338311-2 is 125V). Voltage rating must be verified as sufficient for the intended application.
Flange Feature Variations: The main part uses mating-side female screwlock (M3). Substitute options include mating-side female screwlock (4-40 or unthreaded), board-side, and housing/shell configurations. Flange compatibility must be confirmed with mating receptacle design.
Active Product Status: All parts in this list maintain active product status, ensuring continued availability and manufacturing support.
Frequently Asked Questions (FAQ)
Q: Can I substitute a part with 4-40 screwlock for the M3 screwlock version? A: Flange feature directly affects mechanical mating with the receptacle. Parts with 4-40 screwlock cannot directly replace M3 screwlock versions unless the receptacle is also designed for 4-40 threads. Verify receptacle design before substitution.
Q: What is the significance of the voltage rating difference between 600V and 300V? A: Voltage rating defines the maximum sustained voltage the connector can safely withstand. If your application operates above 300V, only parts rated for 600V are suitable. The main part L17HTNBGPOL2RM81C with its 600V rating provides higher margin for high-voltage applications.
Q: Are the HARTING parts (09653216703, 09653616713) compatible with my existing design? A: Both HARTING parts maintain 25-position D-Sub plug configuration with solder termination and mating-side female screwlock flange. However, the screwlock is 4-40 rather than M3. Verify your receptacle accommodates 4-40 threads. Both parts are RoHS3 compliant and have higher current ratings (6.5A).
Q: What does "Board Lock" feature mean? A: Board Lock is a mechanical retention feature on the connector flange that improves mechanical stability and prevents connector displacement from PCB vibration or stress. The main part includes Board Lock, while D25P24A4PL00LF does not. Absence of Board Lock may affect mechanical robustness in high-vibration environments.
Q: Why do some parts specify "Gold Flash" while others specify "30.0µin (0.76µm)"? A: Flash plating and measured thickness specifications represent different documentation methods for the same contact finish type. Flash indicates a thin gold layer, while specific thickness (30.0µin) provides precise specification. Both achieve gold contact finish requirements.
Q: Can I use a TE Connectivity part (2-338311-2) in place of the Amphenol part? A: Mechanically, yes, if flange and position count are compatible. However, note that 2-338311-2 has a lower maximum operating temperature (105°C vs. 150°C for main part) and lower voltage rating (125V vs. 600V). Confirm these specifications meet application requirements before substitution.
Q: What is the difference between RoHS and RoHS3 compliance? A: RoHS3 is the updated regulation with stricter limits on restricted substances. RoHS Compliant indicates the earlier RoHS standard compliance. All substitute parts meet current regulatory standards, with RoHS3-compliant options (HARTING parts) available for applications requiring the highest compliance level.
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