OSTTS07315B 7-Position Terminal Block Plug Equivalent & Substitute Parts

Part Overview

The OSTTS07315B is a 7-position terminal block plug manufactured by On-Shore Technology, featuring female sockets with 0.150" (3.81mm) pitch spacing. This component is designed for free-hanging in-line applications with screw termination and operates across -40°C to 115°C. The part is Active status and ROHS3 compliant.

Equivalent and substitute parts are identified when design requirements permit variations in wire entry orientation, contact materials, housing composition, or termination mechanisms while maintaining core electrical and mechanical compatibility within the 3.81mm pitch standard.

Key Parameters

Parameter	OSTTS07315B
Number of Positions	7
Pitch	0.150" (3.81mm)
Type	Plug, Female Sockets
Mounting Type	Free Hanging (In-Line)
Termination Style	Screw
Voltage - UL	300 V
Wire Gauge Range - AWG	16-28 AWG
Operating Temperature	-40°C ~ 115°C
Color	Green
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following core parameters:

7-position configuration with 0.150" (3.81mm) pitch spacing (mandatory)
Plug type with female sockets (mandatory)
Free-hanging in-line mounting (mandatory)
Screw-based termination mechanism (mandatory or compatible alternative)
300 V UL voltage rating or higher (mandatory)
Wire gauge compatibility within 16-28 AWG range (mandatory)
Operating temperature range encompassing -40°C to 115°C or subset thereof (mandatory)
Green housing color (mandatory)
ROHS3 compliance (mandatory)

Variations permitted in substitute parts include wire entry orientation (0°, 90°, 180°, 270°), contact material composition (brass, copper tin alloy, phosphor bronze, copper alloy), housing material (brass, polyamide, thermoplastic resin), and specific screw torque specifications within functional limits.

Parameter Comparison

Parameter	OSTTS07315B	EDZ1710/7	0395137007	1850712	1986375-7	TS07315A0000G
Manufacturer	On-Shore Technology	On Shore Technology Inc.	Molex	Phoenix Contact	TE Connectivity AMP Connectors	Amphenol Anytek
Number of Positions	7	7	7	7	7	7
Pitch	0.150" (3.81mm)	0.150" (3.81mm)	0.150" (3.81mm)	0.150" (3.81mm)	0.150" (3.81mm)	0.150" (3.81mm)
Type	Plug, Female Sockets	Plug, Female Sockets	Plug, Female Sockets	Plug, Female Sockets	Plug, Female Sockets	Plug, Female Sockets
Mounting Type	Free Hanging (In-Line)	Free Hanging (In-Line)	Free Hanging (In-Line)	Free Hanging (In-Line)	Free Hanging (In-Line)	Free Hanging (In-Line)
Termination Style	Screw	Screw	Screw - Rising Cage Clamp	Screw - Pressure Clip	Screw - Rising Cage Clamp	Screw - Rising Cage Clamp
Voltage - UL	300 V	300 V	300 V	300 V	300 V	300 V
Wire Gauge Range - AWG	16-28 AWG	16-28 AWG	16-30 AWG	16-30 AWG	14-30 AWG	16-28 AWG
Wire Gauge Range - mm²	1.5mm²	1.5mm²	Not specified	0.14-1.5mm²	0.05-2mm²	0.5-1.5mm²
Color	Green	Green	Green	Green	Green	Green
Operating Temperature	-40°C ~ 115°C	-30°C ~ 105°C	-40°C ~ 115°C	Not specified	-40°C ~ 110°C	-40°C ~ 115°C
Contact Mating Finish	Nickel	Not specified	Tin	Tin	Tin	Tin
Torque - Screw	0.2 Nm (1.7 Lb-In)	0.4 Nm (4.6 Lb-In)	0.23 Nm (2.0 Lb-In)	0.22-0.25 Nm (1.9-2.2 Lb-In)	Not specified	0.2 Nm (1.7 Lb-In)
Wire Strip Length	6-7mm	7mm	6.5mm	9mm	Not specified	6-7mm
Contact Material	Brass	Copper Tin Alloy	Phosphor Bronze	Not specified	Phosphor Bronze	Copper Alloy
Housing Material	Brass	Polyamide (PA), Nylon	Polyamide (PA66), Nylon 6/6	Polyamide (PA), Nylon	Polyamide (PA66), Nylon 6/6	Thermoplastic Resin
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	RoHS Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Wire Entry Orientation	Not specified	Not specified	270°	180°	270°	90°

Engineering Selection Recommendations

All listed substitute parts maintain Active product status and ROHS3 compliance, ensuring regulatory alignment with the OSTTS07315B. Selection among substitutes depends on specific application constraints:

EDZ1710/7 operates within a reduced temperature range (-30°C to 105°C) compared to the main part. This substitute is suitable for applications not requiring the full -40°C to 115°C envelope.

0395137007 (Molex) and 1986375-7 (TE Connectivity) feature rising cage clamp termination with 270° wire entry orientation. These parts accommodate applications requiring angled wire routing and enhanced contact retention.

1850712 (Phoenix Contact) employs pressure clip termination with 180° wire entry, suitable for applications with straight-line wire entry requirements and pressure-based contact engagement.

TS07315A0000G (Amphenol Anytek) provides 90° wire entry orientation with rising cage clamp termination, accommodating perpendicular wire routing configurations while maintaining the original operating temperature range.

Frequently Asked Questions (FAQ)

Q: Can EDZ1710/7 be used in applications requiring -40°C operation?

A: No. EDZ1710/7 operates from -30°C to 105°C, which does not encompass the full -40°C lower limit of the OSTTS07315B. Use this substitute only when application temperature requirements fall within -30°C to 105°C.

Q: What is the difference between rising cage clamp and pressure clip termination?

A: Rising cage clamp termination (used in 0395137007, 1986375-7, and TS07315A0000G) employs a spring-loaded mechanism that rises to secure the wire. Pressure clip termination (used in 1850712) uses direct pressure contact. Both are screw-actuated but differ in contact engagement method.

Q: Are all substitutes compatible with 16-28 AWG wire?

A: All substitutes accept wire gauges within or exceeding the 16-28 AWG range of the OSTTS07315B. 0395137007, 1850712, and 1986375-7 accept 16-30 AWG or broader ranges, providing expanded wire gauge compatibility.

Q: Does wire entry orientation affect electrical performance?

A: Wire entry orientation (0°, 90°, 180°, 270°) affects physical routing and installation geometry but does not alter electrical performance. Selection depends on PCB layout and mechanical space constraints.

Q: Which substitute maintains identical operating temperature range?

A: OSTTS07315B, 0395137007, and TS07315A0000G all operate across -40°C to 115°C. 1986375-7 operates to -40°C to 110°C, and EDZ1710/7 operates to -30°C to 105°C.

Q: Are contact material differences significant for substitution?

A: Contact materials (brass, copper tin alloy, phosphor bronze, copper alloy) differ in corrosion resistance and conductivity but all are suitable for 300 V, 8-11 A applications. Material selection depends on environmental exposure and specific application requirements not specified in this reference.

Q: What is the significance of screw torque variation among substitutes?

A: Screw torque specifications (0.2 to 0.4 Nm) reflect mechanical design differences. Each substitute must be terminated according to its specified torque to ensure proper contact pressure and electrical continuity. Over-torquing or under-torquing compromises connection integrity.

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