Molex 0850132036 DIN Connector Header 48-Position Equivalent & Substitute Parts

Part Overview

The Molex 0850132036 is a 48-position DIN connector header with male pins, gold contact finish, and through-hole solder termination. This component is classified as obsolete, making equivalent and substitute parts necessary for ongoing system maintenance, repairs, and new designs requiring compatible backplane connectivity.

The connector features a 0.100" (2.54mm) pitch, 3-row configuration in R/2 style, and operates across the industrial temperature range of -55°C to 125°C. Its gold contact finish and UL94 V-0 flammability rating support demanding applications requiring reliable signal integrity and safety compliance.

Key Parameters

Parameter	Value
Manufacturer Part Number	0850132036
Manufacturer	Molex
Category	Backplane Connectors
Connector Type	Header, Male Pins
Number of Positions	48
Pitch	0.100" (2.54mm)
Number of Rows	3
Style	R/2 (1/2 R)
Mounting Type	Through Hole
Termination	Solder
Contact Finish	Gold
Operating Temperature	-55°C ~ 125°C
Material Flammability Rating	UL94 V-0
RoHS Status	ROHS3 Compliant
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution for the Molex 0850132036 is determined by strict alignment of the following critical parameters:

Primary Substitution Criteria:

Connector type: Header, male pins
Number of positions: 48
Pitch: 0.100" (2.54mm)
Number of rows: 3
Mounting type: Through hole
Termination: Solder
Operating temperature range: -55°C to 125°C minimum
Material flammability rating: UL94 V-0
RoHS3 compliance

Acceptable Variations:

Contact finish: Gold or gold-palladium (both provide equivalent electrical performance)
Contact finish thickness: Variations in flash or plating thickness do not affect functional compatibility
Insulation material: Polyester thermoplastic or polybutylene terephthalate (PBT) glass-filled are functionally equivalent
Style designation: R/2 (Molex) and 2R (HARTING) represent equivalent DIN 41612 configurations

The substitute parts listed below meet these criteria and are confirmed as direct functional equivalents for PCB-mounted applications requiring 48-position DIN connectivity.

Parameter Comparison

Parameter	Molex 0850132036	HARTING 09281482902	HARTING 09281486902	HARTING 09281486903	TE Connectivity 5148474-1
Connector Type	Header, Male Pins	Header, Male Pins	Header, Male Pins	Header, Male Pins	Plug, Male Pins
Number of Positions	48	48	48	48	48
Pitch	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)
Number of Rows	3	3	3	3	3
Style	R/2 (1/2 R)	2R	2R	2R	R/2 (1/2 R)
Mounting Type	Through Hole	Through Hole	Through Hole	Panel Mount, Through Hole	Through Hole
Termination	Solder	Solder	Solder	Solder	Solder
Contact Finish	Gold	Gold-Palladium	Gold-Palladium	Gold	Gold
Operating Temperature	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	Not Specified	-55°C ~ 125°C
Material Flammability Rating	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	RoHS Compliant
Product Status	Obsolete	Active	Active	Active	Active

Engineering Selection Recommendations

Primary Recommendation: HARTING 09281482902 or 09281486902

Both HARTING parts are active products with full compliance documentation. The 09281482902 (Level/Class 1) and 09281486902 (Level/Class 2) differ only in classification level; both provide equivalent electrical performance for standard backplane applications. These parts feature gold-palladium contact finish, which offers superior corrosion resistance compared to gold alone, and are rated for 2A current per contact. ROHS3 compliance ensures regulatory alignment with current environmental standards.

Secondary Recommendation: TE Connectivity 5148474-1

The TE Connectivity Eurocard connector maintains the original R/2 style designation and gold contact finish, providing the closest mechanical and electrical match to the Molex 0850132036. This part is active and RoHS compliant, though REACH status is listed as vendor undefined. Operating temperature range matches the original specification.

Conditional Recommendation: HARTING 09281486903

This part includes panel mount capability in addition to through-hole termination, offering design flexibility for applications requiring front-panel accessibility. Operating temperature range is not specified in available documentation; verification is required for applications operating outside standard industrial ranges.

Not Recommended for Direct Substitution:

HARTING 09283486903 lacks specified position count in available data and includes mounting clips as a distinguishing feature. HARTING 09455511124 is a modular RJ45 connector and represents a different connector category; it is not functionally equivalent for DIN backplane applications.

Frequently Asked Questions (FAQ)

Q: Can HARTING 09281482902 and 09281486902 be used interchangeably with the Molex 0850132036?

A: Yes. Both HARTING parts meet all critical substitution parameters: 48 positions, 0.100" pitch, 3-row configuration, through-hole solder termination, -55°C to 125°C operating range, and UL94 V-0 flammability rating. The difference between Level/Class 1 and Level/Class 2 does not affect electrical compatibility. Gold-palladium contact finish provides equivalent or superior performance to gold.

Q: What is the difference between R/2 style (Molex) and 2R style (HARTING)?

A: Both designations refer to equivalent DIN 41612 configurations with identical mechanical and electrical characteristics. R/2 and 2R are manufacturer-specific nomenclature for the same connector geometry and pin arrangement.

Q: Does the gold-palladium contact finish of HARTING connectors affect compatibility?

A: No. Gold-palladium provides equivalent electrical conductivity and superior corrosion resistance compared to gold alone. Both finishes are suitable for the same applications and operating environments.

Q: Can the panel-mount variant (HARTING 09281486903) replace the PCB-mount original?

A: The 09281486903 includes panel mount capability but maintains through-hole PCB termination, making it mechanically compatible. However, operating temperature range is not specified; applications requiring full -55°C to 125°C operation should use 09281482902 or 09281486902 for documented performance.

Q: Is the TE Connectivity 5148474-1 a suitable replacement?

A: Yes, for applications where the original R/2 style designation is required. The 5148474-1 maintains the Molex style, gold contact finish, and full operating temperature range. It is active and RoHS compliant, though REACH status documentation should be verified for regulatory applications.

Q: What inventory status should I consider when selecting a substitute?

A: All recommended substitutes are active products with current inventory availability. The Molex 0850132036 is obsolete; long-term design updates should transition to active HARTING or TE Connectivity equivalents to ensure supply chain continuity.

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