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L717DBF25POL2 Equivalent & Substitute Parts
Part Overview
The L717DBF25POL2 is a 25-position D-Sub plug connector manufactured by Amphenol ICC (Commercial Products) with vertical solder termination and male pins. This connector is designed for through-hole mounting applications requiring signal transmission in industrial and commercial equipment. The part is currently in active production status with 1181 units in stock.
Substitute parts become necessary when the primary part experiences supply constraints, extended lead times, or when design requirements permit alternative connector configurations that maintain electrical and mechanical compatibility within specified operating parameters.
Substiute Parts
Key Parameters
| Parameter | L717DBF25POL2 Specification |
|---|---|
| Connector Type | D-Sub Plug, Male Pins |
| Number of Positions | 25 |
| Number of Rows | 2 |
| Shell Size, Connector Layout | 3 (DB, B) |
| Mounting Type | Through Hole |
| Termination | Solder |
| Current Rating | 7.5A |
| Voltage Rating | 300V |
| Operating Temperature Range | -55°C to 125°C |
| Material Flammability Rating | UL94 V-0 |
| RoHS Status | RoHS Compliant |
Substitute Part Grouping Explanation
Substitution eligibility for the L717DBF25POL2 is determined by the following mandatory parameters:
Core Compatibility Requirements:
- Connector type: D-Sub plug with male pins
- Position count: 25 positions
- Row configuration: 2 rows
- Shell size and layout: 3 (DB, B)
- Termination method: Solder
- Mounting type: Through hole
Electrical Performance Criteria:
- Current rating must equal or exceed 7.5A
- Voltage rating must equal or exceed 300V
- Operating temperature range must encompass -55°C to 125°C or be contained within this range
Regulatory and Compliance Requirements:
- Material flammability rating: UL94 V-0 minimum
- RoHS compliance status: RoHS Compliant or ROHS3 Compliant
Substitute parts are grouped into two categories based on flange feature configuration: unthreaded housing/shell variants and screwlock-equipped variants. Both categories maintain the core 25-position, 2-row D-Sub plug architecture with solder termination and through-hole mounting.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Connector Type | Positions | Rows | Shell Size | Mounting Type | Termination | Current Rating (A) | Voltage Rating (V) | Operating Temp (°C) | Flammability | RoHS Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| L717DBF25POL2 | Amphenol ICC | Plug, Male Pins | 25 | 2 | 3 (DB, B) | Through Hole | Solder | 7.5 | 300 | -55 to 125 | UL94 V-0 | RoHS Compliant |
| 09643227210 | HARTING | Plug, Male Pins | 25 | 2 | 3 (DB, B) | Through Hole | Solder | 7.5 | 100 | -20 to 125 | UL94 V-0 | ROHS3 Compliant |
| 09653617713 | HARTING | Plug, Male Pins | 25 | 2 | 3 (DB, B) | Through Hole | Solder | 6.5 | Not Specified | -55 to 125 | UL94 V-0 | ROHS3 Compliant |
| 1-5745968-3 | TE Connectivity AMP | Plug, Male Pins | 25 | 2 | 3 (DB, B) | Through Hole | Solder | 6 | 125 | -55 to 105 | UL94 V-0 | ROHS3 Compliant |
| 1-5745968-4 | TE Connectivity AMP | Plug, Male Pins | 25 | 2 | 3 (DB, B) | Through Hole | Solder | 6 | 125 | -55 to 105 | UL94 V-0 | ROHS3 Compliant |
| 1-5745968-5 | TE Connectivity AMP | Plug, Male Pins | 25 | 2 | 3 (DB, B) | Through Hole | Solder | 6 | 125 | -55 to 105 | UL94 V-0 | ROHS3 Compliant |
| 1-5745968-6 | TE Connectivity AMP | Plug, Male Pins | 25 | 2 | 3 (DB, B) | Through Hole | Solder | 6 | 125 | -55 to 105 | UL94 V-0 | RoHS Compliant |
| 172-025-112R001 | NorComp Inc. | Plug, Male Pins | 25 | 2 | 3 (DB, B) | Through Hole | Solder | 5 | Not Specified | -50 to 100 | UL94 V-0 | ROHS3 Compliant |
| 172-E25-113R911 | NorComp Inc. | Plug, Male Pins | 25 | 2 | 3 (DB, B) | Through Hole | Solder | 5 | Not Specified | -50 to 100 | UL94 V-0 | ROHS3 Compliant |
| 2-338311-2 | TE Connectivity AMP | Plug, Male Pins | 25 | 2 | 3 (DB, B) | Through Hole | Solder | 6 | 125 | -55 to 105 | UL94 V-0 | ROHS3 Compliant |
| 2-5747704-0 | TE Connectivity AMP | Plug, Male Pins | 25 | 2 | 3 (DB, B) | Through Hole | Solder | 6 | 125 | -55 to 105 | UL94 V-0 | ROHS3 Compliant |
Engineering Selection Recommendations
Primary Substitutes (Full Electrical Compatibility):
The HARTING 09643227210 maintains the 7.5A current rating and unthreaded housing configuration identical to the L717DBF25POL2. However, the voltage rating of 100V is lower than the primary part's 300V specification, and the minimum operating temperature of -20°C does not extend to -55°C. This part is suitable for applications where voltage and temperature requirements do not exceed the specified limits.
Secondary Substitutes (Reduced Electrical Performance):
The TE Connectivity AMPLIMITE HD-20 series (1-5745968-3, 1-5745968-4, 1-5745968-5, 1-5745968-6) and 2-338311-2 provide 6A current rating and 125V voltage rating, both lower than the primary part. These parts feature screwlock mating-side flanges and are suitable for applications with reduced current and voltage requirements. The operating temperature range of -55°C to 105°C is narrower than the primary part's -55°C to 125°C specification.
The TE Connectivity 2-5747704-0 offers similar electrical performance to the AMPLIMITE HD-20 series with housing-side screwlock flange configuration.
Limited Substitutes (Reduced Performance and Obsolete Status):
The NorComp 172-025-112R001 and 172-E25-113R911 connectors provide 5A current rating and operate within -50°C to 100°C temperature range. The 172-025-112R001 is marked as obsolete product status. These parts are suitable only for legacy applications with lower electrical demands.
Compliance Status:
All substitute parts maintain UL94 V-0 flammability rating and RoHS or ROHS3 compliance status, meeting regulatory requirements equivalent to the primary part.
Frequently Asked Questions (FAQ)
Q: Can the HARTING 09643227210 directly replace the L717DBF25POL2 in all applications?
A: The HARTING 09643227210 shares the same 25-position, 2-row D-Sub plug configuration with 7.5A current rating and solder termination. However, its 100V voltage rating and -20°C minimum operating temperature are lower than the primary part's 300V and -55°C specifications. Substitution is valid only for applications operating within these reduced electrical and thermal limits.
Q: What is the primary difference between the TE Connectivity AMPLIMITE HD-20 series variants?
A: The 1-5745968-3, 1-5745968-4, 1-5745968-5, and 1-5745968-6 are functionally equivalent 25-position D-Sub plugs with identical electrical ratings (6A, 125V) and operating temperature range (-55°C to 105°C). Differences exist in RoHS compliance documentation and REACH status. All feature mating-side female screwlock flanges and are packaged in tubes.
Q: Why do some substitute parts have lower current ratings than the L717DBF25POL2?
A: Current rating is determined by contact material composition, contact form (machined versus stamped), and shell design. The L717DBF25POL2 achieves 7.5A through machined brass contacts. Substitute parts using copper alloy contacts or stamped contact forms are rated at 6A or lower. Selection must match application current requirements.
Q: Are the NorComp 172 series connectors suitable for new designs?
A: The NorComp 172-025-112R001 is marked as obsolete product status and should not be selected for new designs. The 172-E25-113R911 maintains active status but provides only 5A current rating and -50°C to 100°C operating range, making it suitable only for legacy applications or designs with reduced electrical and thermal requirements.
Q: What mounting configuration differences exist among the substitute parts?
A: The L717DBF25POL2 features unthreaded housing/shell flange. Most TE Connectivity substitutes (1-5745968 series, 2-5747704-0) include mating-side female screwlock (4-40) flanges for enhanced mechanical retention. The HARTING 09643227210 maintains unthreaded housing configuration. The NorComp parts offer panel mount through-hole options with various flange configurations. Flange type affects PCB layout and mechanical assembly requirements.
Q: Can substitute parts with lower voltage ratings be used in 300V applications?
A: No. Voltage rating represents the maximum safe operating voltage. Using a connector rated at 100V or 125V in a 300V application creates electrical safety and reliability risks. Substitute parts must meet or exceed the application's voltage requirements.
Q: What is the significance of contact finish specifications in substitution?
A: The L717DBF25POL2 features gold contact finish at 8.00µin thickness, providing superior corrosion resistance and signal integrity. Most TE Connectivity substitutes specify flash gold thickness, which is thinner and may provide reduced long-term reliability in corrosive environments. HARTING 09643227210 does not specify contact finish. Contact finish selection affects connector longevity and performance in harsh operating conditions.
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