Phoenix Contact 1758115 Terminal Block Header - Equivalent & Substitute Parts

Part Overview

The Phoenix Contact 1758115 is a 12-position terminal block header with male pins, shrouded on two sides, featuring 0.200" (5.08mm) pitch vertical through-hole mounting. This component is classified as Active product status and is designed for solder termination applications requiring IEC ratings of 12A at 400V and UL ratings of 12A at 300V. Equivalent and substitute parts are identified based on matching core electrical and mechanical parameters: 12-position configuration, vertical orientation, solder termination, through-hole or solder mounting, and compatible pitch specifications (5.08mm or 5.00mm).

Key Parameters

Parameter	Value
Manufacturer Part Number	1758115
Manufacturer	Phoenix Contact
Series	COMBICON MSTBV
Number of Positions	12
Pitch	0.200" (5.08mm)
Header Orientation	Vertical
Termination Style	Solder
Mounting Type	Through Hole
Current - IEC	12A
Voltage - IEC	400V
Current - UL	12A
Voltage - UL	300V
Housing Material	Polyamide (PA), Nylon
Material Flammability Rating	UL94 V-0
Contact Tail Length	0.154" (3.90mm)
Insulation Height	0.472" (12.00mm)
RoHS Status	ROHS3 Compliant
Product Status	Active

Substitute Part Grouping Explanation

Substitute parts for the Phoenix Contact 1758115 are grouped based on the following core substitution criteria:

Primary Matching Parameters:

12-position configuration
Vertical header orientation
Solder or through-hole termination capability
Pitch specification: 5.08mm (0.200") or 5.00mm (0.197")
UL voltage rating of 300V minimum
UL current rating of 12A or higher
ROHS3 compliance
UL94 V-0 flammability rating (where specified)

Substitution Groups:

Group 1: Direct 5.08mm Pitch Equivalents (Through-Hole)

Molex 0395316012
TE Connectivity 1-796636-2
Amphenol PCD ELFH12250
On Shore Technology OSTOQ125450
On Shore Technology EDSTLZ955/12

Group 2: 5.00mm Pitch Alternatives (Pitch Tolerance)

TE Connectivity 1-796642-2
On Shore Technology EDSTL955/12
On Shore Technology OSTOQ127150

All substitute parts maintain the 12-position, vertical orientation, and solder-compatible termination required for functional equivalence. Pitch variations (5.08mm vs. 5.00mm) represent acceptable mechanical alternatives within standard PCB layout tolerances for terminal block applications.

Parameter Comparison

Parameter	Phoenix Contact 1758115	Molex 0395316012	TE Connectivity 1-796636-2	TE Connectivity 1-796642-2	On Shore EDSTL955/12	On Shore EDSTLZ955/12	Amphenol ELFH12250	On Shore OSTOQ125450	On Shore OSTOQ127150
Number of Positions	12	12	12	12	12	12	12	12	12
Pitch	5.08mm	5.08mm	5.08mm	5.00mm	5.00mm	5.08mm	5.08mm	5.08mm	5.00mm
Header Orientation	Vertical	Vertical	Vertical	Vertical	Vertical	Vertical	Vertical	Vertical	Vertical
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Solder	Solder	Through Hole	Solder	Solder
Voltage - UL	300V	300V	300V	300V	300V	300V	300V	300V	300V
Current - UL	12A	15A	15A	15A	15A	15A	15A	15A	15A
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	Not Specified	Not Specified	UL94 V-0	Not Specified	Not Specified
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active	Active	Active	Active	Active	Active	Active	Active
Contact Tail Length	0.154" (3.90mm)	0.130" (3.30mm)	0.138" (4.60mm)	0.138" (4.60mm)	0.154" (3.90mm)	0.154" (3.90mm)	Not Specified	0.157" (4.00mm)	0.157" (4.00mm)
Insulation Height	0.472" (12.00mm)	0.472" (12.00mm)	0.472" (12.00mm)	0.472" (12.00mm)	0.154" (3.90mm)	0.154" (3.90mm)	0.319" (8.10mm)	0.472" (12.00mm)	0.157" (4.00mm)

Engineering Selection Recommendations

For Direct Replacement (Identical Pitch and Mounting):

Molex 0395316012, TE Connectivity 1-796636-2, Amphenol PCD ELFH12250, and On Shore Technology OSTOQ125450 maintain the 5.08mm pitch and through-hole or solder-compatible mounting of the Phoenix Contact 1758115. All are Active status products with ROHS3 compliance and UL300V/15A ratings, exceeding the original 12A specification. These parts are suitable for direct PCB layout substitution without modification.

For Pitch-Tolerant Applications (5.00mm Pitch):

TE Connectivity 1-796642-2, On Shore Technology EDSTL955/12, and OSTOQ127150 feature 5.00mm pitch spacing. These parts are functionally equivalent where PCB layouts accommodate 0.08mm pitch tolerance or where mechanical spacing allows minor adjustment. All maintain 12-position vertical configuration and ROHS3 compliance.

For Solder-Mount Applications:

On Shore Technology EDSTL955/12, EDSTLZ955/12, OSTOQ125450, and OSTOQ127150 are specified for solder mounting. These parts are appropriate for applications requiring direct PCB solder attachment without through-hole pin insertion.

Compliance Considerations:

All substitute parts maintain ROHS3 compliance and Active product status. Parts with specified UL94 V-0 flammability ratings (Molex 0395316012, TE Connectivity 1-796636-2 and 1-796642-2, Amphenol PCD ELFH12250) provide documented flammability compliance. On Shore Technology parts without specified flammability ratings require verification against application requirements.

Frequently Asked Questions (FAQ)

Q: Can Molex 0395316012 replace Phoenix Contact 1758115 directly?

A: Yes. Both parts feature 12 positions, 5.08mm pitch, vertical orientation, and solder termination capability. Molex 0395316012 provides 15A UL current rating, exceeding the 12A requirement. The primary difference is shroud configuration (4-side vs. 2-side), which does not affect electrical function. PCB layout compatibility should be verified for mechanical fit.

Q: What is the difference between 5.08mm and 5.00mm pitch parts?

A: Pitch refers to center-to-center spacing between adjacent positions. The 0.08mm difference represents a 1.6% tolerance variation. Parts with 5.00mm pitch (TE Connectivity 1-796642-2, On Shore EDSTL955/12, OSTOQ127150) are mechanically compatible with 5.08mm PCB layouts only if the layout design accommodates this tolerance. Direct substitution requires PCB verification.

Q: Are On Shore Technology parts with unspecified flammability ratings acceptable?

A: On Shore Technology EDSTL955/12, EDSTLZ955/12, OSTOQ125450, and OSTOQ127150 do not specify UL94 flammability ratings in the provided data. These parts maintain ROHS3 compliance and Active status. Applications requiring documented UL94 V-0 certification should specify parts with explicit flammability ratings (Molex 0395316012, TE Connectivity 1-796636-2 and 1-796642-2, Amphenol PCD ELFH12250).

Q: What is the significance of contact tail length variation?

A: Contact tail length determines PCB hole depth and solder joint formation. Phoenix Contact 1758115 specifies 0.154" (3.90mm). Substitute parts range from 0.130" to 0.157". Variations within 0.027" are typical for terminal block applications and do not affect electrical performance. PCB design should accommodate the specified tail length of the selected substitute.

Q: Can I use a 15A-rated part in a 12A application?

A: Yes. Substitute parts rated for 15A UL current exceed the 12A requirement of Phoenix Contact 1758115. Higher current ratings provide design margin and are electrically compatible with 12A applications. No derating or modification is required.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed maintain ROHS3 compliance, matching the Phoenix Contact 1758115 specification. This ensures compatibility with RoHS-regulated supply chains and applications.

Q: What mounting type should I select for my application?

A: Phoenix Contact 1758115 is specified for through-hole mounting. Substitute parts offering through-hole mounting (Molex 0395316012, TE Connectivity 1-796636-2 and 1-796642-2, Amphenol PCD ELFH12250) provide direct compatibility. Solder-mount alternatives (On Shore EDSTL955/12, EDSTLZ955/12, OSTOQ125450, OSTOQ127150) require PCB design modification and are suitable only for applications designed for solder attachment.

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