Equivalent & Substitute Parts for EM257502VC-BK

Part Overview

The Eaton EM257502VC-BK is a 2-position terminal block header with male pins, shrouded on 4 sides, designed for vertical through-hole mounting with 0.200" (5.08mm) pitch spacing. This component is part of the Euro-Mag EM2575 series and is actively manufactured. The EM257502VC-BK operates at 16 A (UL) and 300 V (UL) with an operating temperature range of -40°C to 105°C. Equivalent and substitute parts are identified to provide design flexibility, accommodate supply chain variations, and support applications requiring alternative mechanical configurations or color options while maintaining electrical compatibility.

Key Parameters

Parameter	Value
Manufacturer Part Number	EM257502VC-BK
Manufacturer	Eaton - Electronics Division
Category	Terminal Blocks
Number of Positions	2
Pitch	0.200" (5.08mm)
Header Orientation	Vertical
Type	Header, Male Pins, Shrouded (4 Side)
Mounting Type	Through Hole
Termination Style	Solder
Current - UL	16 A
Voltage - UL	300 V
Operating Temperature	-40°C ~ 105°C
Color	Black
Contact Material	Brass
Housing Material	Thermoplastic
Material Flammability Rating	UL94 V-0
RoHS Status	ROHS3 Compliant
Product Status	Active

Substitute Part Grouping Explanation

Substitution of the EM257502VC-BK is determined by the following critical parameters: number of positions (2), pitch spacing (0.200" / 5.08mm), header orientation (vertical), mounting type (through hole), termination style (solder), shroud configuration (4 side), and electrical ratings (16 A UL, 300 V UL). Parts are grouped into two categories based on pitch compatibility:

Category 1: Exact Pitch Match (0.200" / 5.08mm) Parts with identical 0.200" (5.08mm) pitch maintain full mechanical and electrical compatibility with the EM257502VC-BK. These include Molex Eurostyle ESE 39531 series (0395310002, 0395311002, 0395315002, 0395316002) and Phoenix Contact COMBICON MSTBVA series (1755736). All Category 1 substitutes feature 2 positions, vertical orientation, through-hole mounting, and solder termination.

Category 2: Approximate Pitch Match (0.197" / 5.00mm) Parts with 0.197" (5.00mm) pitch represent near-equivalent alternatives. These include Molex Eurostyle ESE 39521 series (0395210002, 0395211002, 0395215002, 0395216002) and Phoenix Contact COMBICON MSTBVA series (1755516). The 0.03mm pitch difference results in minor mechanical spacing variations but maintains functional compatibility for most applications.

Substitution logic is further refined by shroud configuration (4-side shrouded preferred for direct replacement) and color availability (black for direct match; green as alternative).

Parameter Comparison

Parameter	EM257502VC-BK (Eaton)	0395310002 (Molex)	0395311002 (Molex)	0395315002 (Molex)	0395316002 (Molex)	1755736 (Phoenix Contact)
Manufacturer	Eaton	Molex	Molex	Molex	Molex	Phoenix Contact
Number of Positions	2	2	2	2	2	2
Pitch	0.200" (5.08mm)	0.200" (5.08mm)	0.200" (5.08mm)	0.200" (5.08mm)	0.200" (5.08mm)	0.200" (5.08mm)
Header Orientation	Vertical	Vertical	Vertical	Vertical	Vertical	Vertical
Type	Header, Male Pins, Shrouded (4 Side)	Header, Male Pins, Shrouded (2 Side)	Header, Male Pins, Shrouded (4 Side)	Header, Male Pins, Shrouded (2 Side)	Header, Male Pins, Shrouded (4 Side)	Header, Male Pins, Shrouded (4 Side)
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Termination Style	Solder	Solder	Solder	Solder	Solder	Solder
Current - UL	16 A	15 A	15 A	15 A	15 A	12 A
Voltage - UL	300 V	300 V	300 V	300 V	300 V	300 V
Operating Temperature	-40°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C	Not specified
Color	Black	Black	Black	Green	Green	Green
Contact Material	Brass	Brass	Brass	Brass	Brass	Not specified
Housing Material	Thermoplastic	Polyamide (PA66), Nylon 6/6	Polyamide (PA66), Nylon 6/6	Polyamide (PA66), Nylon 6/6	Polyamide (PA66), Nylon 6/6	Polyamide (PA), Nylon
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active	Active	Active	Active	Active

Parameter	EM257502VC-BK (Eaton)	0395210002 (Molex)	0395211002 (Molex)	0395215002 (Molex)	0395216002 (Molex)	1755516 (Phoenix Contact)
Manufacturer	Eaton	Molex	Molex	Molex	Molex	Phoenix Contact
Number of Positions	2	2	2	2	2	2
Pitch	0.200" (5.08mm)	0.197" (5.00mm)	0.197" (5.00mm)	0.197" (5.00mm)	0.197" (5.00mm)	0.197" (5.00mm)
Header Orientation	Vertical	Vertical	Vertical	Vertical	Vertical	Vertical
Type	Header, Male Pins, Shrouded (4 Side)	Header, Male Pins, Shrouded (2 Side)	Header, Male Pins, Shrouded (4 Side)	Header, Male Pins, Shrouded (2 Side)	Header, Male Pins, Shrouded (4 Side)	Header, Male Pins, Shrouded (4 Side)
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Termination Style	Solder	Solder	Solder	Solder	Solder	Solder
Current - UL	16 A	15 A	15 A	15 A	15 A	12 A
Voltage - UL	300 V	300 V	300 V	300 V	300 V	300 V
Operating Temperature	-40°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C	Not specified
Color	Black	Black	Black	Green	Green	Green
Contact Material	Brass	Brass	Brass	Brass	Brass	Not specified
Housing Material	Thermoplastic	Polyamide (PA66), Nylon 6/6	Polyamide (PA66), Nylon 6/6	Polyamide (PA66), Nylon 6/6	Polyamide (PA66), Nylon 6/6	Polyamide (PA), Nylon
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active	Active	Active	Active	Active

Engineering Selection Recommendations

Primary Substitutes (Exact Pitch Match - 0.200" / 5.08mm)

The Molex 0395311002 and 0395316002 (Eurostyle ESE 39531 series, 4-side shrouded, black and green respectively) provide the closest mechanical and electrical equivalence to the EM257502VC-BK. Both maintain identical pitch spacing, vertical orientation, through-hole mounting, and solder termination. The 0395311002 in black is the preferred direct replacement. Current rating is 15 A (UL) compared to 16 A (UL) for the EM257502VC-BK; voltage rating remains 300 V (UL). All parts are ROHS3 compliant and actively manufactured.

The Phoenix Contact 1755736 (COMBICON MSTBVA series, 4-side shrouded, green) also matches the 0.200" (5.08mm) pitch and maintains full mechanical compatibility. Current rating is 12 A (UL), representing a lower current capacity. Voltage rating is 300 V (UL). This part is ROHS3 compliant and actively manufactured.

Secondary Substitutes (Approximate Pitch Match - 0.197" / 5.00mm)

The Molex 0395211002 and 0395216002 (Eurostyle ESE 39521 series, 4-side shrouded, black and green respectively) feature a 0.03mm pitch difference (0.197" / 5.00mm vs. 0.200" / 5.08mm). This minor spacing variation results in slightly different board layout requirements but maintains functional compatibility for most applications. Current rating is 15 A (UL); voltage rating is 300 V (UL). Both are ROHS3 compliant and actively manufactured.

The Phoenix Contact 1755516 (COMBICON MSTBVA series, 4-side shrouded, green) also operates at 0.197" (5.00mm) pitch with 12 A (UL) current capacity and 300 V (UL) voltage rating. This part is ROHS3 compliant and actively manufactured.

2-Side Shrouded Alternatives

The Molex 0395310002 and 0395315002 (Eurostyle ESE 39531 series, 2-side shrouded, black and green respectively) match the 0.200" (5.08mm) pitch but feature reduced shroud coverage (2 sides vs. 4 sides). These are suitable for applications where full shrouding is not required. Current rating is 15 A (UL); voltage rating is 300 V (UL). Both are ROHS3 compliant and actively manufactured.

The Molex 0395210002 and 0395215002 (Eurostyle ESE 39521 series, 2-side shrouded, black and green respectively) operate at 0.197" (5.00mm) pitch with 15 A (UL) current capacity and 300 V (UL) voltage rating. Both are ROHS3 compliant and actively manufactured.

Compliance and Certification

All substitute parts listed are ROHS3 compliant and carry UL94 V-0 material flammability ratings, matching the EM257502VC-BK. All parts are actively manufactured and available in bulk packaging. Selection should prioritize parts with matching pitch spacing (0.200" / 5.08mm preferred) and 4-side shroud configuration for direct mechanical replacement.

Frequently Asked Questions (FAQ)

Q: Can the Molex 0395311002 directly replace the Eaton EM257502VC-BK?

A: The Molex 0395311002 is a direct mechanical and electrical substitute. Both parts feature 2 positions, 0.200" (5.08mm) pitch, vertical orientation, through-hole solder termination, and 4-side shrouding. The primary difference is current rating: 15 A (UL) for the Molex part versus 16 A (UL) for the Eaton part. For applications operating below 15 A, the Molex part is fully compatible. Housing material differs (Polyamide PA66 vs. Thermoplastic), but both meet UL94 V-0 flammability requirements.

Q: What is the impact of the 0.03mm pitch difference between 0.200" and 0.197" parts?

A: The 0.03mm pitch difference between the EM257502VC-BK (0.200" / 5.08mm) and Molex ESE 39521 series (0.197" / 5.00mm) results in minor spacing variations on the printed circuit board. For new designs, this difference requires PCB layout adjustment. For retrofit applications, mechanical fit may be tight but functional compatibility is maintained. The difference is negligible for electrical performance.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed—including Molex Eurostyle ESE 39521 and ESE 39531 series, and Phoenix Contact COMBICON MSTBVA series—are ROHS3 compliant. The EM257502VC-BK is also ROHS3 compliant. All parts meet UL94 V-0 material flammability requirements.

Q: What is the difference between 2-side and 4-side shrouded terminal blocks?

A: Shroud configuration refers to the number of sides of the connector housing that are enclosed. 4-side shrouded parts (such as the EM257502VC-BK and Molex 0395311002) provide full enclosure on all four sides, offering maximum protection and EMI shielding. 2-side shrouded parts (such as Molex 0395310002) provide enclosure on two sides only, reducing material and cost while maintaining basic protection. For direct replacement of the EM257502VC-BK, 4-side shrouded alternatives are preferred.

Q: How do current ratings affect part selection?

A: The EM257502VC-BK is rated for 16 A (UL). Most Molex substitutes are rated for 15 A (UL), and Phoenix Contact parts are rated for 12 A (UL). Current rating represents the maximum continuous current the part can safely carry. For applications requiring 16 A operation, the EM257502VC-BK or equivalent 16 A-rated parts must be used. For applications operating at 15 A or below, Molex substitutes are suitable. For applications at 12 A or below, Phoenix Contact parts are suitable.

Q: Are there color options available for the EM257502VC-BK?

A: The EM257502VC-BK is supplied in black. Green alternatives are available in the Molex Eurostyle ESE 39531 series (0395315002, 0395316002) and ESE 39521 series (0395215002, 0395216002), as well as Phoenix Contact COMBICON MSTBVA series (1755516, 1755736). Color selection is typically driven by application requirements or design standards; electrical and mechanical performance is identical across color variants.

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

A: Contact tail length varies among substitutes. The EM257502VC-BK has a contact tail length of 0.177" (4.50mm). Molex ESE 39531 series parts have tail lengths of 0.150" (3.81mm) for 2-side shrouded variants and 0.130" (3.30mm) for 4-side shrouded variants. Phoenix Contact COMBICON MSTBVA series parts have a tail length of 0.154" (3.90mm). These differences affect solder joint depth and PCB hole sizing; verify compatibility with specific PCB design parameters.

Q: Are all substitute parts actively manufactured?

A: Yes. All substitute parts listed—Molex Eurostyle ESE 39521 and ESE 39531 series, and Phoenix Contact COMBICON MSTBVA series—are actively manufactured and available in bulk packaging. The EM257502VC-BK is also actively manufactured. Inventory availability varies by distributor and part number.

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