Molex 0850132012 DIN Connector Header – Equivalent & Substitute Parts

Part Overview

The Molex 0850132012 is a 48-position DIN connector header with male pins, gold contact finish, and through-hole PCB mounting. This component is classified as obsolete, making equivalent substitute parts necessary for ongoing system maintenance and new design implementations. The part operates across the industrial temperature range of -55°C to 125°C and complies with RoHS3 and REACH regulations.

Key Parameters

Parameter	Value
Manufacturer Part Number	0850132012
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
Moisture Sensitivity Level	1 (Unlimited)
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution eligibility for the Molex 0850132012 is determined by the following critical parameters:

Connector Type: Header, Male Pins (maintains interface compatibility)
Number of Positions: 48 (electrical signal routing requirement)
Pitch: 0.100" (2.54mm) (PCB footprint compatibility)
Number of Rows: 3 (physical layout constraint)
Mounting Type: Through Hole (assembly process compatibility)
Termination: Solder (connection method)
Operating Temperature Range: -55°C ~ 125°C (environmental specification)
Material Flammability Rating: UL94 V-0 (safety compliance)
RoHS Status: ROHS3 Compliant (regulatory requirement)

Substitute parts must satisfy all these parameters to ensure direct functional and mechanical compatibility without design modification.

Parameter Comparison

Parameter	Molex 0850132012	HARTING 09281486902	HARTING 09281486903	HARTING 09283486903	TE Connectivity 5148474-1	TE Connectivity 5650479-5
Connector Type	Header, Male Pins	Header, Male Pins	Header, Male Pins	Header, Male Pins	Plug, Male Pins	Plug, Male Pins
Number of Positions	48	48	48	All Loaded	48	48
Pitch	0.100" (2.54mm)	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	3
Style	R/2 (1/2 R)	2R	2R	2R	R/2 (1/2 R)	R/2 (1/2 R)
Mounting Type	Through Hole	Through Hole	Panel Mount, Through Hole	Through Hole	Through Hole	Through Hole
Termination	Solder	Solder	Solder	Solder	Solder	Solder
Contact Finish	Gold	Gold-Palladium	Gold	Gold-Palladium	Gold	Gold
Operating Temperature	-55°C ~ 125°C	-55°C ~ 125°C	Not Specified	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	Not Specified
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	RoHS Compliant	ROHS3 Compliant
Product Status	Obsolete	Active	Active	Active	Active	Active

Engineering Selection Recommendations

Primary Substitutes (Full Compatibility)

HARTING 09281486902 and TE Connectivity 5650479-5 provide the closest functional equivalence to the Molex 0850132012. Both maintain the 48-position, 3-row configuration with 0.100" pitch, through-hole solder termination, and gold contact finish. Both are ROHS3 compliant and rated for -55°C to 125°C operation. HARTING 09281486902 specifies a 2A current rating and gold-palladium contact finish with flash thickness. TE Connectivity 5650479-5 maintains gold contact finish and is actively produced.

Secondary Substitutes (Style Variation)

TE Connectivity 5148474-1 matches the original R/2 (1/2 R) style configuration and maintains all critical electrical and mechanical parameters. This part is actively produced and RoHS compliant, though it specifies RoHS compliance rather than ROHS3.

Conditional Substitutes (Parameter Deviations)

HARTING 09281486903 includes panel mount capability in addition to through-hole mounting, introducing a mechanical variation. Operating temperature range is not specified for this variant.

HARTING 09283486903 includes mounting clips as a feature and specifies gold-palladium contact finish. Position count is not explicitly stated in the data provided.

Non-Equivalent Part

HARTING 09455511124 is a modular jack connector (8p8c RJ45) and does not meet the 48-position DIN header requirement. This part is not suitable as a substitute.

Frequently Asked Questions (FAQ)

Q: Can HARTING 09281486902 directly replace the Molex 0850132012 in existing designs?

A: HARTING 09281486902 maintains electrical and mechanical compatibility through matching position count (48), pitch (0.100"), row configuration (3), mounting type (through-hole), and termination method (solder). The style designation differs (2R versus R/2), which may affect mechanical fit depending on mating connector design. Verify mating connector compatibility before implementation.

Q: What is the difference between gold and gold-palladium contact finishes?

A: Both finishes provide corrosion resistance and electrical conductivity suitable for signal transmission. Gold-palladium offers enhanced durability in high-cycle mating applications. For static or low-cycle applications, both finishes are functionally equivalent.

Q: Why is HARTING 09455511124 listed as a substitute if it is not compatible?

A: HARTING 09455511124 is listed in the original Molex 0850132012 substitute field but does not meet the core substitution criteria. This part is a modular connector with 8 positions and is not electrically or mechanically compatible with the 48-position DIN header requirement.

Q: Are all substitute parts ROHS3 compliant?

A: HARTING 09281486902, HARTING 09281486903, HARTING 09283486903, and TE Connectivity 5650479-5 are ROHS3 compliant. TE Connectivity 5148474-1 is RoHS compliant but does not specify ROHS3 certification.

Q: What is the significance of the R/2 versus 2R style designation?

A: Style designation indicates the connector's mechanical configuration and keying arrangement. R/2 (1/2 R) and 2R represent different DIN 41612 standard variants. Compatibility depends on the mating connector design. Verify that both header and mating connector use compatible style designations.

Q: Can the panel mount variant (HARTING 09281486903) be used in PCB-only applications?

A: HARTING 09281486903 supports both panel mount and through-hole mounting. It can be used in PCB-only applications, though the panel mount feature adds mechanical complexity not present in the original design.

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