Molex 0395121007 Terminal Block Header - Equivalent & Substitute Parts

Part Overview

The Molex 0395121007 is a 7-position terminal block header with male pins, shrouded on 4 sides, featuring 0.150" (3.81mm) pitch and 90° right-angle orientation for through-hole mounting. This component is part of the Eurostyle ESE 39512 series and is currently in active production status with 1064 units in stock. Terminal block headers serve as connection interfaces in industrial control systems, power distribution modules, and signal routing applications where reliable solder-terminated connections are required. Substitute parts are identified when equivalent electrical ratings, mechanical dimensions, and mounting configurations are available from alternative manufacturers, enabling design flexibility and supply chain optimization.

Key Parameters

Parameter	Value
Number of Positions	7
Pitch	0.150" (3.81mm)
Header Orientation	90°, Right Angle
Type	Header, Male Pins, Shrouded (4 Side)
Termination Style	Solder
Mounting Type	Through Hole
Current Rating (UL)	8 A
Voltage Rating (UL)	300 V
Operating Temperature	-40°C ~ 105°C
Material Flammability Rating	UL94 V-0
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the Molex 0395121007 is determined by strict equivalence across the following critical parameters:

Electrical Compatibility: Current rating of 8 A (UL) and voltage rating of 300 V (UL) minimum
Mechanical Compatibility: 7 positions, 0.150" (3.81mm) pitch, 90° right-angle orientation, male pins with 4-side shrouding
Mounting Compatibility: Through-hole solder termination
Regulatory Compliance: UL94 V-0 flammability rating, RoHS compliance status
Environmental Tolerance: Operating temperature range and moisture sensitivity level

The Phoenix Contact 1722037 meets all substitution criteria across these parameters, enabling direct functional replacement in equivalent circuit applications.

Parameter Comparison

Parameter	Molex 0395121007	Phoenix Contact 1722037	Compatibility
Manufacturer	Molex	Phoenix Contact	Different manufacturer
Number of Positions	7	7	Equivalent
Positions Per Level	7	7	Equivalent
Number of Levels	1	1	Equivalent
Pitch	0.150" (3.81mm)	0.150" (3.81mm)	Equivalent
Header Orientation	90°, Right Angle	90°, Right Angle	Equivalent
Type	Header, Male Pins, Shrouded (4 Side)	Header, Male Pins, Shrouded (4 Side)	Equivalent
Termination Style	Solder	Solder	Equivalent
Mounting Type	Through Hole	Through Hole	Equivalent
Current - UL	8 A	8 A	Equivalent
Voltage - UL	300 V	300 V	Equivalent
Color	Black	Black	Equivalent
Contact Mating Finish	Tin	Tin	Equivalent
Material Flammability Rating	UL94 V-0	UL94 V-0	Equivalent
RoHS Status	ROHS3 Compliant	RoHS Compliant	Equivalent
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	Equivalent
Contact Tail Length	0.138" (4.60mm)	0.102" (2.60mm)	Different
Insulation Height	0.270" (6.86mm)	0.272" (6.91mm)	Equivalent
Housing Material	Polyamide (PA66), Nylon 6/6	Liquid Crystal Polymer (LCP)	Different material
Series	Eurostyle ESE 39512	COMBICON MC	Different series
Current - IEC	Not specified	8A	Phoenix Contact provides IEC rating
Voltage - IEC	Not specified	250 V	Phoenix Contact provides IEC rating

Engineering Selection Recommendations

Both the Molex 0395121007 and Phoenix Contact 1722037 are active production components with equivalent electrical and mechanical specifications for 7-position, 3.81mm pitch terminal block header applications. Selection between these parts should be based on the following factors:

Molex 0395121007 is recommended when:

Design specifications explicitly require Polyamide (PA66) housing material
Eurostyle ESE 39512 series compatibility is mandated
Contact tail length of 0.138" (4.60mm) is required for PCB layout
ROHS3 compliance documentation is required

Phoenix Contact 1722037 is recommended when:

Liquid Crystal Polymer (LCP) housing material provides superior thermal or chemical resistance in the application environment
COMBICON MC series compatibility is acceptable
Contact tail length of 0.102" (2.60mm) accommodates space constraints
IEC 60512 electrical ratings (8A at 250V) are specified in addition to UL ratings
RoHS compliance (general) meets regulatory requirements

Both components maintain UL94 V-0 flammability rating, 8A current capacity, 300V UL voltage rating, and unlimited moisture sensitivity level (MSL 1), ensuring functional equivalence in standard industrial control and power distribution applications.

Frequently Asked Questions (FAQ)

Q: Can the Phoenix Contact 1722037 be used as a direct replacement for the Molex 0395121007 in existing designs?

A: Functional replacement is possible for applications where the contact tail length difference (0.138" vs 0.102") and housing material change (Polyamide to LCP) do not impact PCB layout or environmental performance. Verify PCB footprint compatibility and thermal requirements before implementation.

Q: What is the significance of the contact tail length difference between these parts?

A: Contact tail length affects solder joint depth and PCB hole engagement. The Molex part provides 0.138" (4.60mm) tail length, while the Phoenix Contact part provides 0.102" (2.60mm). This difference may require PCB layout verification to ensure adequate solder fillet formation and mechanical strength.

Q: Are there differences in housing material properties between these substitutes?

A: Yes. The Molex 0395121007 uses Polyamide (PA66) housing, while the Phoenix Contact 1722037 uses Liquid Crystal Polymer (LCP). LCP offers superior thermal stability and chemical resistance but may have different mechanical properties. Confirm material compatibility with the application environment.

Q: Do both parts meet the same regulatory standards?

A: Both parts are UL94 V-0 rated and RoHS compliant. The Molex part specifies ROHS3 compliance, while the Phoenix Contact part specifies general RoHS compliance. Both meet 8A current and 300V UL voltage requirements. The Phoenix Contact part additionally provides IEC 60512 ratings (8A at 250V).

Q: What is the inventory status for these parts?

A: Molex 0395121007 has 1064 units in stock. Phoenix Contact 1722037 has 886 units in stock. Both are active production components with established supply availability.

Q: Are there any thermal or environmental operating differences?

A: The Molex part specifies operating temperature range of -40°C to 105°C. The Phoenix Contact part does not specify operating temperature range in the provided data. Both maintain MSL 1 (Unlimited) moisture sensitivity level. Confirm thermal requirements for the specific application.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message