M22-2201246 Equivalent & Substitute Parts

Part Overview

The M22-2201246 is a rectangular connector header manufactured by Harwin Inc., designed for through-hole mounting applications requiring a 12-position, 2mm pitch vertical configuration. This connector features shrouded 4-wall design with kinked pin solder termination and detent lock fastening. The product is currently obsolete, making identification of compatible substitute parts essential for ongoing system support and component procurement.

Key Parameters

Parameter	M22-2201246
Connector Type	Header
Contact Type	Male Pin
Pitch - Mating	0.079" (2.00mm)
Number of Positions	12
Number of Rows	1
Mounting Type	Through Hole
Shrouding	Shrouded - 4 Wall
Termination	Kinked Pin, Solder
Current Rating	2A per Contact
Voltage Rating	100V
Operating Temperature	-25°C ~ 85°C
Material Flammability Rating	UL94 V-0
RoHS Status	ROHS3 Compliant
Product Status	Obsolete

Substitute Part Grouping Explanation

The M22-2011246 is identified as a manufacturer-recommended substitute for the M22-2201246. Substitution eligibility is determined by the following critical parameters:

Pitch - Mating: Both parts maintain 0.079" (2.00mm) spacing, ensuring PCB footprint compatibility
Number of Positions: Both parts provide 12 positions in a single row
Mounting Type: Both utilize through-hole mounting
Contact Type: Both feature male pin contacts
Series: Both belong to the M22 connector series
Compliance: Both are ROHS3 compliant with UL94 V-0 flammability rating
Moisture Sensitivity: Both rated MSL 1 (Unlimited)

Differences exist in shrouding design, termination method, fastening type, current rating, and operating temperature range. These differences must be evaluated against specific application requirements.

Parameter Comparison

Parameter	M22-2201246	M22-2011246
Connector Type	Header	Header, Cuttable
Contact Type	Male Pin	Male Pin
Pitch - Mating	0.079" (2.00mm)	0.079" (2.00mm)
Number of Positions	12	12
Number of Rows	1	1
Mounting Type	Through Hole	Through Hole
Shrouding	Shrouded - 4 Wall	Unshrouded
Termination	Kinked Pin, Solder	Solder
Fastening Type	Detent Lock	Push-Pull
Contact Length - Mating	-	0.138" (4.60mm)
Contact Length - Post	0.134" (3.40mm)	0.134" (3.40mm)
Insulation Height	0.240" (6.10mm)	0.059" (1.50mm)
Contact Material	Brass	Phosphor Bronze
Insulation Material	Polyamide (PA9T), Nylon 9T	Polyamide (PA6T), Nylon 6T
Operating Temperature	-25°C ~ 85°C	-55°C ~ 105°C
Current Rating	2A per Contact	1A per Contact
Voltage Rating	100V	-
Material Flammability Rating	UL94 V-0	UL94 V-0
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Product Status	Obsolete	Active

Engineering Selection Recommendations

The M22-2011246 is the manufacturer-recommended substitute for the obsolete M22-2201246. Both parts maintain identical pitch, position count, and mounting configuration, supporting direct PCB footprint compatibility.

Key considerations for substitution:

Electrical Performance: The M22-2201246 supports 2A per contact at 100V, while the M22-2011246 supports 1A per contact with unspecified voltage rating. Applications requiring the full 2A current capacity of the original part must verify that the substitute's 1A rating is acceptable.

Mechanical Design: The M22-2201246 features shrouded 4-wall construction with detent lock fastening, while the M22-2011246 is unshrouded with push-pull fastening. Mating connector compatibility and mechanical retention requirements must be confirmed.

Thermal Range: The M22-2011246 extends the operating temperature range to -55°C ~ 105°C compared to the original -25°C ~ 85°C specification, providing broader environmental capability.

Compliance: Both parts maintain ROHS3 compliance, UL94 V-0 flammability rating, and MSL 1 moisture sensitivity classification, ensuring regulatory and reliability equivalence.

Product Availability: The M22-2011246 is active in production with 1821 units in stock, compared to the obsolete status of the original part.

Frequently Asked Questions (FAQ)

Q: Can the M22-2011246 directly replace the M22-2201246 on existing PCBs?

A: PCB footprint compatibility is supported due to identical pitch (2.00mm), position count (12), and through-hole mounting. However, the mating connector interface differs due to shrouding and fastening type changes. Verify that existing mating connectors are compatible with the unshrouded, push-pull design of the substitute.

Q: What is the impact of the reduced current rating on substitution?

A: The M22-2011246 is rated for 1A per contact versus 2A for the original part. Applications operating at or near 2A per contact must confirm that 1A capacity is sufficient for system requirements.

Q: Does the M22-2011246 support the same voltage as the M22-2201246?

A: The M22-2201246 specifies 100V rating. The M22-2011246 does not provide a voltage specification in available documentation. Voltage compatibility must be confirmed through application requirements and Harwin technical documentation.

Q: Are there mechanical clearance differences between these parts?

A: Yes. The M22-2201246 has an insulation height of 0.240" (6.10mm) with shrouded design, while the M22-2011246 has 0.059" (1.50mm) insulation height and is unshrouded. PCB layout and enclosure clearances must be re-evaluated for the substitute part.

Q: Is the M22-2011246 cuttable, and does this affect substitution?

A: The M22-2011246 is specified as cuttable, allowing individual position separation if required. This feature does not prevent substitution but provides additional flexibility not present in the original part.

Q: Are both parts equally available for procurement?

A: The M22-2201246 is obsolete with limited inventory. The M22-2011246 is active in production with 1821 units in stock, ensuring reliable long-term availability for new designs and ongoing support.

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