3M 953214-2020-AR-TP Equivalent & Substitute Parts

Part Overview

The 3M 953214-2020-AR-TP is a 14-position rectangular connector receptacle with 0.079" (2.00mm) pitch, designed for surface mount board-to-board applications. This connector features gold-plated mating contacts, push-pull fastening, and operates across -40°C to 105°C. The part is classified as obsolete, necessitating identification of active equivalent and substitute components that maintain electrical and mechanical compatibility for ongoing production and field replacement requirements.

Key Parameters

Parameter	Value
Manufacturer Part Number	953214-2020-AR-TP
Manufacturer	3M
Number of Positions	14
Pitch - Mating	0.079" (2.00mm)
Number of Rows	2
Row Spacing - Mating	0.079" (2.00mm)
Connector Type	Receptacle, Bottom or Top Entry
Contact Type	Female Socket
Mounting Type	Surface Mount
Termination	Solder
Fastening Type	Push-Pull
Contact Finish - Mating	Gold
Operating Temperature	-40°C ~ 105°C
Current Rating	1A
Voltage Rating	1000VDC
Material Flammability Rating	UL94 V-0
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict alignment with the following critical parameters:

Mandatory Matching Parameters:

Number of Positions: 14
Pitch - Mating: 0.079" (2.00mm)
Number of Rows: 2
Row Spacing - Mating: 0.079" (2.00mm)
Connector Type: Receptacle
Contact Type: Female Socket
Mounting Type: Surface Mount
Termination: Solder
Fastening Type: Push-Pull
Contact Finish - Mating: Gold

Allowable Variations:

Operating Temperature: Substitute must support the original range or exceed it
Current Rating: Substitute must meet or exceed 1A
Voltage Rating: Substitute must meet or exceed 1000VDC or be rated for the application voltage
Connector Entry: Bottom Entry is acceptable as substitute for Bottom or Top Entry
Insulation Height: Minor variations permitted if mechanical fit is maintained
Contact Finish Thickness: Variations permitted within industry standards
Packaging: Bulk, Tube, or Tape & Reel formats are interchangeable

All identified substitutes maintain the core 14-position, 2.00mm pitch, surface mount receptacle architecture with gold-plated female sockets and push-pull engagement.

Parameter Comparison

Parameter	3M 953214-2020-AR-TP	Molex 0872631403	Molex 0872631493	Molex 0873811417	Molex 0873811418	Hirose A3-14DA-2SV(71)	Hirose A3A-14DA-2SV(71)	Samtec SMM-107-02-F-D	Samtec SMM-107-02-F-D-02	Samtec SMM-107-02-F-D-K-TR	Samtec SMM-107-02-F-D-LC
Number of Positions	14	14	14	14	14	14	14	14	14	14	14
Pitch - Mating	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)
Number of Rows	2	2	2	2	2	2	2	2	2	2	2
Row Spacing - Mating	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)	0.079" (2.00mm)
Connector Type	Receptacle, Bottom or Top Entry	Receptacle, Bottom Entry	Receptacle, Bottom Entry	Receptacle	Receptacle	Receptacle	Receptacle	Receptacle	Receptacle	Receptacle	Receptacle
Contact Type	Female Socket	Female Socket	Female Socket	Female Socket	Female Socket	Female Socket	Female Socket	Female Socket	Female Socket	Female Socket	Female Socket
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Termination	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder
Fastening Type	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull
Contact Finish - Mating	Gold	Gold	Gold	Gold	Gold	Gold	Gold	Gold	Gold	Gold	Gold
Operating Temperature	-40°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 85°C	-55°C ~ 85°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C
Current Rating	1A	1A	1A	1.9A	1.9A	1A	1A	3.2A per Contact	3.2A per Contact	3.2A per Contact	3.2A per Contact
Voltage Rating	1000VDC	125VAC	125VAC	125V	125V	200VAC	200VAC	350VAC	350VAC	350VAC	350VAC
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	—	—	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active	Active	Active	Active
RoHS Status	—	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	—	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

All identified substitute parts maintain the core electrical and mechanical specifications required for direct replacement of the 3M 953214-2020-AR-TP. Selection among active alternatives should be based on the following criteria:

Molex Milli-Grid Series (0872631403, 0872631493, 0873811417, 0873811418): These connectors are ROHS3 compliant and active products. The 87263 series variants support extended temperature range (-55°C to 105°C) and are suitable for automotive, general purpose, and telecommunications applications. The 87381 series variants provide increased current capacity (1.9A) and are available in multiple packaging formats. All Molex options feature board guide functionality.

Hirose A3 Series (A3-14DA-2SV(71), A3A-14DA-2SV(71)): These connectors are ROHS3 compliant with UL94 V-0 flammability rating and active product status. The A3A variant includes board guide features. Operating temperature is limited to -55°C to 85°C, which is below the original part specification. Voltage rating is 200VAC. These connectors feature polyphenylene sulfide (PPS) insulation and phosphor bronze contacts.

Samtec Tiger Eye SMM Series (SMM-107-02-F-D, SMM-107-02-F-D-02, SMM-107-02-F-D-K-TR, SMM-107-02-F-D-LC): These connectors are ROHS3 compliant with UL94 V-0 flammability rating and active product status. The SMM series provides the highest current capacity (3.2A per contact) and extended operating temperature range (-55°C to 125°C). Voltage rating is 350VAC. The SMM-107-02-F-D-K-TR variant includes pick-and-place features for automated assembly. The SMM-107-02-F-D-LC variant includes board lock features. The SMM-107-02-F-D-02 variant has 13 of 14 positions loaded.

For applications requiring the original 1000VDC rating, none of the identified substitutes directly match this specification. Application-specific voltage requirements must be evaluated against the substitute part ratings.

Frequently Asked Questions (FAQ)

Q: Can the Molex 0872631403 directly replace the 3M 953214-2020-AR-TP?

A: The Molex 0872631403 matches all critical mechanical and electrical parameters: 14 positions, 0.079" pitch, 2-row configuration, surface mount, solder termination, push-pull fastening, and gold-plated mating contacts. However, the voltage rating is 125VAC compared to the original 1000VDC. Compatibility depends on the application voltage requirement. The operating temperature range is -55°C to 105°C, which exceeds the original specification.

Q: What is the difference between Samtec SMM-107-02-F-D and SMM-107-02-F-D-LC?

A: Both variants are electrically and mechanically identical 14-position, 0.079" pitch receptacles with identical current and voltage ratings. The primary difference is the board lock feature present in the SMM-107-02-F-D-LC variant, which provides additional mechanical retention. Packaging is Tube for both variants.

Q: Why does the Samtec SMM-107-02-F-D-02 show 13 of 14 positions loaded?

A: The SMM-107-02-F-D-02 is a variant with one position unloaded. This configuration is used for applications requiring a keying or alignment feature. Electrical and mechanical compatibility with the original 14-position design requires all 14 positions to be populated.

Q: Are the Hirose A3 series connectors suitable for high-temperature applications?

A: The Hirose A3-14DA-2SV(71) and A3A-14DA-2SV(71) operate to a maximum of 85°C, which is below the original 3M part specification of 105°C. These connectors are not suitable for applications requiring the full original temperature range.

Q: What packaging options are available for the substitute parts?

A: Substitute parts are available in Bulk, Tube, and Tape & Reel (TR) packaging formats. The Molex 0872631403 is supplied in Bulk. The Molex 0872631493 is supplied in Tape & Reel. The Molex 0873811417 and 0873811418 are supplied in Tube. The Hirose variants are supplied in Tube. The Samtec SMM-107-02-F-D and SMM-107-02-F-D-LC are supplied in Tube. The Samtec SMM-107-02-F-D-K-TR is supplied in Tape & Reel with pick-and-place features.

Q: Which substitute offers the highest current capacity?

A: The Samtec Tiger Eye SMM series (SMM-107-02-F-D, SMM-107-02-F-D-02, SMM-107-02-F-D-K-TR, SMM-107-02-F-D-LC) provides 3.2A per contact, compared to 1A for the original part and 1A to 1.9A for the Molex and Hirose alternatives.

Q: Are all substitute parts ROHS3 compliant?

A: All identified substitute parts are ROHS3 compliant except for the Samtec SMM-107-02-F-D-02, which does not specify RoHS status in the provided data.

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