OSTV7127250 Terminal Block Header - Equivalent & Substitute Parts

Part Overview

The OSTV7127250 is a 12-position terminal block header manufactured by On Shore Technology Inc., designed for vertical through-hole mounting with 5.00mm pitch spacing. This component features female sockets rated for 10A at 300V UL, with phosphor bronze contacts and thermoplastic housing rated UL94 V-0. The part is currently classified as obsolete, making identification of active equivalent components essential for ongoing design support and procurement continuity.

Key Parameters

Parameter	Value
Manufacturer Part Number	OSTV7127250
Manufacturer	On Shore Technology Inc.
Category	Terminal Blocks
Type	Header, Female Sockets
Number of Positions	12
Pitch	0.197" (5.00mm)
Header Orientation	Vertical
Mounting Type	Through Hole
Current Rating (UL)	10 A
Voltage Rating (UL)	300 V
Operating Temperature	-30°C ~ 105°C
Contact Material	Phosphor Bronze
Housing Material	Thermoplastic
Flammability Rating	UL94 V-0
RoHS Status	ROHS3 Compliant
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution eligibility for the OSTV7127250 is determined by strict equivalence across the following critical parameters:

Position Count & Pitch: 12 positions at 0.197" (5.00mm) spacing
Form Factor: Vertical through-hole header with female sockets
Electrical Ratings: 10A at 300V UL minimum
Contact & Housing Materials: Phosphor bronze contacts with thermoplastic UL94 V-0 housing
Termination Method: Solder termination
Mechanical Features: Mating flange and retention latches

The substitute part V71272500000G, manufactured by Amphenol Anytek, meets all these criteria and is classified as active product status, providing direct functional and mechanical compatibility.

Parameter Comparison

Parameter	OSTV7127250 (On Shore)	V71272500000G (Amphenol Anytek)	Compatibility
Number of Positions	12	12	Equivalent
Positions Per Level	12	12	Equivalent
Pitch	0.197" (5.00mm)	0.197" (5.00mm)	Equivalent
Header Orientation	Vertical	Vertical	Equivalent
Mounting Type	Through Hole	Through Hole	Equivalent
Type	Header, Female Sockets	Header, Female Sockets	Equivalent
Termination Style	Solder	Solder	Equivalent
Current Rating (UL)	10 A	10 A	Equivalent
Voltage Rating (UL)	300 V	300 V	Equivalent
Color	Green	Green	Equivalent
Contact Material	Phosphor Bronze	Phosphor Bronze	Equivalent
Housing Material	Thermoplastic	Thermoplastic	Equivalent
Contact Tail Length	0.138" (3.50mm)	0.138" (3.50mm)	Equivalent
Insulation Height	0.748" (19.00mm)	0.748" (19.00mm)	Equivalent
Flammability Rating	UL94 V-0	UL94 V-0	Equivalent
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Equivalent
REACH Status	REACH Unaffected	REACH Unaffected	Equivalent
Operating Temperature	-30°C ~ 105°C	-40°C ~ 115°C	Substitute Exceeds
Product Status	Obsolete	Active	Substitute Active

Engineering Selection Recommendations

The V71272500000G from Amphenol Anytek is a direct functional equivalent to the obsolete OSTV7127250. Both components share identical electrical ratings, mechanical dimensions, and material specifications. The substitute part offers the following advantages:

Active Product Status: V71272500000G is currently in active production, ensuring long-term availability and supply chain stability.
Extended Operating Range: The substitute supports -40°C to 115°C operation, exceeding the original -30°C to 105°C range.
Regulatory Compliance: Both parts maintain ROHS3 compliance and REACH unaffected status, meeting current environmental standards.
Mechanical Compatibility: Identical pitch, position count, mounting type, and feature set ensure direct PCB layout compatibility without redesign.

Selection of V71272500000G eliminates obsolescence risk while maintaining full electrical and mechanical compatibility with existing designs.

Frequently Asked Questions (FAQ)

Q: Can V71272500000G be used as a direct replacement for OSTV7127250 on existing PCBs?

A: Yes. Both components have identical pitch (5.00mm), position count (12), mounting type (through hole), and mechanical dimensions. No PCB layout modifications are required.

Q: Are there differences in electrical performance between these parts?

A: No. Both parts are rated for 10A at 300V UL with identical contact and housing materials. Electrical performance is equivalent.

Q: What is the significance of the extended operating temperature range in V71272500000G?

A: The substitute supports -40°C to 115°C versus the original -30°C to 105°C. This provides additional thermal margin for applications operating at temperature extremes, though both ranges are suitable for standard industrial environments.

Q: Are both parts RoHS and REACH compliant?

A: Yes. Both OSTV7127250 and V71272500000G are ROHS3 compliant and REACH unaffected.

Q: Why is OSTV7127250 classified as obsolete?

A: Obsolescence typically reflects manufacturer discontinuation. V71272500000G from Amphenol Anytek provides active product continuity with equivalent specifications.

Q: What is the packaging difference between these parts?

A: OSTV7127250 was supplied in standard packaging, while V71272500000G is available in bulk packaging. Bulk packaging does not affect component functionality or performance.

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