M20-1071200 Equivalent & Substitute Parts

Part Overview

The M20-1071200 is a 24-position rectangular connector receptacle housing manufactured by Harwin Inc. This component is a passive connector housing designed for free-hanging, in-line applications with 0.100" (2.54mm) pitch and dual-row configuration. The part is currently active in production with 1,529 units in stock. Equivalent substitute parts are necessary when primary sourcing is unavailable, when alternative material specifications are required for specific environmental conditions, or when design flexibility across connector series is needed while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Specification
Connector Type	Receptacle
Contact Type	Female Socket
Number of Positions	24
Pitch	0.100" (2.54mm)
Number of Rows	2
Row Spacing	0.100" (2.54mm)
Mounting Type	Free Hanging (In-Line)
Contact Termination	Crimp
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the M20-1071200 is determined by strict equivalence across the following critical parameters: connector type (receptacle), contact type (female socket), number of positions (24), pitch (0.100"/2.54mm), number of rows (2), row spacing (0.100"/2.54mm), mounting type (free hanging in-line), contact termination (crimp), and moisture sensitivity level (MSL 1). All identified substitute parts meet these core electrical and mechanical requirements. Variations in insulation material, operating temperature range, color, and manufacturer series do not affect functional interchangeability for the specified connector interface. All substitute parts are active products with current production status and RoHS compliance.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Series	Positions	Pitch	Rows	Color	Insulation Material	Operating Temperature	RoHS Status	Inventory
M20-1071200	Harwin Inc.	M20	24	0.100" (2.54mm)	2	Black	PPE, PS	-25°C ~ 85°C	ROHS3 Compliant	1,529 Pcs
1-87977-0	TE Connectivity AMP Connectors	AMPMODU Mod IV	24	0.100" (2.54mm)	2	Black	Thermoplastic	-65°C ~ 105°C	RoHS Compliant	1,327 Pcs
1-925370-2	TE Connectivity AMP Connectors	AMPMODU Mod IV	24	0.100" (2.54mm)	2	Green	PA66, Nylon 6/6, Glass Filled	-65°C ~ 105°C	RoHS Compliant	926 Pcs
2-87456-0	TE Connectivity AMP Connectors	AMPMODU Mod IV	24	0.100" (2.54mm)	2	Black	PA, Nylon, Glass Filled	-65°C ~ 105°C	RoHS Compliant	3,023 Pcs
65043-025LF	Amphenol ICC (FCI)	Mini-PV™, Basics+	24	0.100" (2.54mm)	2	Black	Polyphenylene, Modified	-40°C ~ 105°C	RoHS Compliant	854 Pcs
65239-012LF	Amphenol ICC (FCI)	DUBOX™, MezzSelect™, Basics+	24	0.100" (2.54mm)	2	Blue	Thermoplastic, Glass Filled	-65°C ~ 125°C	RoHS Compliant	1,248 Pcs

Engineering Selection Recommendations

All substitute parts listed are active products with current production status and RoHS compliance certification. Selection among equivalent parts should be based on availability, supply chain lead times, and specific application requirements regarding operating temperature range and insulation material properties. The M20-1071200 operates within -25°C to 85°C; substitute parts from TE Connectivity and Amphenol ICC offer extended temperature ranges (-40°C to 125°C depending on part number), providing additional operational margin in demanding environments. All parts maintain MSL 1 rating and are suitable for unlimited moisture exposure conditions. Color variations (black, green, blue) are available across the substitute lineup for visual identification or design preference without affecting electrical performance.

Frequently Asked Questions (FAQ)

Q: Can I substitute the M20-1071200 with any of the listed parts without design modification?

A: Yes. All listed substitute parts maintain identical electrical and mechanical interfaces: 24 positions, 0.100" pitch, dual-row configuration, female socket contacts, and crimp termination. No PCB layout or connector interface changes are required.

Q: What is the primary difference between the M20-1071200 and its substitutes?

A: The primary differences are insulation material composition, operating temperature range, and manufacturer series. The M20-1071200 uses PPE and PS materials with a -25°C to 85°C operating range. Substitute parts offer alternative material specifications and extended temperature ranges, with some rated to -65°C or -40°C minimum and up to 105°C or 125°C maximum.

Q: Are all substitute parts RoHS compliant?

A: Yes. All substitute parts carry RoHS compliance certification. The M20-1071200 is ROHS3 compliant; substitute parts from TE Connectivity and Amphenol ICC are RoHS compliant.

Q: Does color selection affect connector performance?

A: No. Color variations (black, green, blue) are provided for visual identification and design preference only. Electrical and mechanical performance is identical across all color options.

Q: What is the moisture sensitivity level for all parts?

A: All parts, including the M20-1071200 and all substitutes, carry MSL 1 rating, indicating unlimited moisture exposure tolerance with no special storage or handling requirements.

Q: Which substitute part offers the highest operating temperature range?

A: The 65239-012LF (Amphenol ICC) offers the highest maximum operating temperature at 125°C, compared to 105°C for TE Connectivity parts and 85°C for the original M20-1071200.

Q: Can I mix connector housings from different manufacturers in the same assembly?

A: Yes. All substitute parts maintain identical pitch, position count, and contact interface specifications. Mixed-manufacturer assemblies are mechanically and electrically compatible.

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