ELFH12220 Terminal Block Header - Equivalent & Substitute Parts

Part Overview

The ELFH12220 is a 12-position terminal block header manufactured by Amphenol PCD, designed for through-hole solder mounting applications. This component features male pins with 2-side shrouding, 0.200" (5.08mm) pitch spacing, and 90° right-angle orientation. The part is currently active in production with 725 units in stock. Terminal block headers of this specification are essential in applications requiring reliable electrical connections with standardized pitch spacing and mechanical stability across industrial and commercial equipment.

Key Parameters

Parameter	Value
Manufacturer Part Number	ELFH12220
Manufacturer	Amphenol PCD
Number of Positions	12
Pitch	0.200" (5.08mm)
Header Orientation	90°, Right Angle
Type	Header, Male Pins, Shrouded (2 Side)
Termination Style	Solder
Mounting Type	Through Hole
Current Rating (UL)	15 A
Voltage Rating (UL)	300 V
Operating Temperature	-40°C ~ 105°C
Contact Material	Brass
Housing Material	Polybutylene Terephthalate (PBT)
Flammability Rating	UL94 V-0
RoHS Status	RoHS Compliant
Product Status	Active

Substitute Part Grouping Explanation

Substitution eligibility for the ELFH12220 is determined by the following critical parameters that must remain constant:

Number of Positions: 12 positions
Pitch Spacing: 0.200" (5.08mm)
Header Orientation: 90°, Right Angle
Termination Style: Solder
Mounting Type: Through Hole
Current Rating (UL): 15 A
Voltage Rating (UL): 300 V
Operating Temperature Range: -40°C ~ 105°C
Contact Material: Brass
Flammability Rating: UL94 V-0

The substitute parts identified—Molex 0395321012 and Molex 0395326012—maintain all critical electrical and mechanical parameters. Variations in shrouding configuration (4-side versus 2-side), housing material composition (Polyamide PA66 versus PBT), contact tail length, and insulation height are within acceptable tolerance ranges for functional equivalence in standard terminal block applications.

Parameter Comparison

Parameter	ELFH12220 (Amphenol PCD)	0395321012 (Molex)	0395326012 (Molex)
Number of Positions	12	12	12
Pitch	0.200" (5.08mm)	0.200" (5.08mm)	0.200" (5.08mm)
Header Orientation	90°, Right Angle	90°, Right Angle	90°, Right Angle
Type	Header, Male Pins, Shrouded (2 Side)	Header, Male Pins, Shrouded (4 Side)	Header, Male Pins, Shrouded (4 Side)
Termination Style	Solder	Solder	Solder
Mounting Type	Through Hole	Through Hole	Through Hole
Current Rating (UL)	15 A	15 A	15 A
Voltage Rating (UL)	300 V	300 V	300 V
Operating Temperature	-40°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C
Contact Material	Brass	Brass	Brass
Housing Material	Polybutylene Terephthalate (PBT)	Polyamide (PA66), Nylon 6/6	Polyamide (PA66), Nylon 6/6
Contact Mating Finish	Tin	Tin	Tin
Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0
Contact Tail Length	0.155" (3.94mm)	0.150" (3.81mm)	0.150" (3.81mm)
Insulation Height	0.319" (8.10mm)	0.472" (12.00mm)	0.472" (12.00mm)
Color	Black	Black	Green
RoHS Status	RoHS Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active	Active

Engineering Selection Recommendations

Both Molex substitute parts (0395321012 and 0395326012) are functionally equivalent to the ELFH12220 for applications requiring 12-position, 5.08mm pitch terminal block headers with solder termination and through-hole mounting.

Compliance Considerations: The ELFH12220 carries RoHS Compliant status, while both Molex substitutes carry ROHS3 Compliant status, indicating enhanced regulatory compliance. Both substitute parts maintain UL94 V-0 flammability ratings and unlimited MSL ratings, ensuring compatibility with standard storage and handling requirements.

Physical Differences: The Molex parts feature 4-side shrouding compared to the 2-side shrouding of the ELFH12220, providing enhanced mechanical protection. The Molex parts also feature increased insulation height (0.472" versus 0.319") and slightly shorter contact tail length (0.150" versus 0.155"), which may affect PCB layout considerations in space-constrained applications.

Material Composition: The housing material differs between the main part (PBT) and substitutes (PA66 Nylon 6/6). Both materials maintain equivalent electrical performance and flammability ratings for this application class.

Inventory Availability: Molex 0395321012 has 1474 units in stock, and Molex 0395326012 has 1284 units in stock, compared to 725 units of the ELFH12220.

Frequently Asked Questions (FAQ)

Q: Can Molex 0395321012 or 0395326012 be used as direct replacements for ELFH12220?

A: Yes. Both Molex parts maintain identical electrical ratings (15 A at 300 V), operating temperature range (-40°C to 105°C), pitch spacing (5.08mm), position count (12), and termination method (solder through-hole). The parts are functionally equivalent for standard terminal block applications.

Q: What is the difference between 0395321012 and 0395326012?

A: Both parts are identical in electrical and mechanical specifications. The primary difference is housing color: 0395321012 is black, while 0395326012 is green. Both are from the Molex Eurostyle ESE 39532 series.

Q: Does the 4-side shrouding on Molex parts affect compatibility?

A: The 4-side shrouding on Molex substitutes provides enhanced mechanical protection compared to the 2-side shrouding on the ELFH12220. This difference does not affect electrical performance or functional compatibility. PCB layout and connector mating considerations should be evaluated for specific applications.

Q: Are there dimensional differences that affect PCB layout?

A: Yes. The Molex parts have increased insulation height (0.472" versus 0.319") and slightly shorter contact tail length (0.150" versus 0.155"). These differences may impact PCB footprint spacing and component placement in constrained layouts. Verify PCB design compatibility before substitution.

Q: Do the substitute parts meet the same regulatory standards?

A: Both Molex parts carry ROHS3 Compliant status and UL94 V-0 flammability ratings, meeting or exceeding the regulatory requirements of the ELFH12220. Both maintain unlimited MSL ratings for storage and handling.

Q: What is the difference in housing material between the parts?

A: The ELFH12220 uses Polybutylene Terephthalate (PBT), while the Molex substitutes use Polyamide (PA66) Nylon 6/6. Both materials provide equivalent electrical insulation, mechanical strength, and flammability performance for this application class.

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