Equivalent & Substitute Parts for Molex 0457763008

Part Overview

The Molex 0457763008 is an 8-position rectangular connector housing designed for plug applications with a 0.165" (4.20mm) pitch configuration. This connector operates as part of the Mini-Fit 45776 series and features a natural-colored polyamide housing with crimp-type male pin contacts and locking ramp fastening. The part is currently active in production with 899 units in stock. Substitute parts are identified to provide alternative sourcing options when the primary part is unavailable or when design flexibility permits cross-manufacturer compatibility.

Key Parameters

Parameter	Value
Connector Type	Plug
Contact Type	Male Pin
Number of Positions	8
Pitch	0.165" (4.20mm)
Number of Rows	2
Row Spacing	0.165" (4.20mm)
Mounting Type	Panel Mount, Snap-In
Contact Termination	Crimp
Fastening Type	Locking Ramp
Color	Natural
Insulation Material	Polyamide (PA), Nylon

Substitute Part Grouping Explanation

Substitute parts for the Molex 0457763008 are qualified based on strict electrical and mechanical parameter alignment. The following parameters must match identically for substitution eligibility:

Number of Positions: 8
Pitch: 0.165" (4.20mm)
Number of Rows: 2
Row Spacing: 0.165" (4.20mm)
Connector Type: Plug
Contact Type: Male Pin
Mounting Type: Panel Mount, Snap-In
Contact Termination: Crimp
Fastening Type: Locking Ramp
Color: Natural
Insulation Material: Polyamide (PA), Nylon

Both identified substitute parts (TE Connectivity AMP Connectors 1586018-8 and 794953-8) satisfy all mandatory parameters and are therefore classified as parametric equivalents. These parts maintain identical form, fit, and functional characteristics within the rectangular connector category.

Parameter Comparison

Parameter	Molex 0457763008	TE Connectivity 1586018-8	TE Connectivity 794953-8
Manufacturer	Molex	TE Connectivity AMP Connectors	TE Connectivity AMP Connectors
Series	Mini-Fit 45776	VAL-U-LOK	VAL-U-LOK
Connector Type	Plug	Plug	Plug
Contact Type	Male Pin	Male Pin	Male Pin
Number of Positions	8	8	8
Pitch	0.165" (4.20mm)	0.165" (4.20mm)	0.165" (4.20mm)
Number of Rows	2	2	2
Row Spacing	0.165" (4.20mm)	0.165" (4.20mm)	0.165" (4.20mm)
Mounting Type	Panel Mount, Snap-In	Panel Mount, Snap-In	Panel Mount, Snap-In
Contact Termination	Crimp	Crimp	Crimp
Fastening Type	Locking Ramp	Locking Ramp	Locking Ramp
Color	Natural	Natural	Natural
Insulation Material	Polyamide (PA), Nylon	Polyamide (PA), Nylon	Polyamide (PA), Nylon
Product Status	Active	Active	Active
Operating Temperature	Not Specified	-40°C ~ 105°C	-40°C ~ 105°C
RoHS Status	Not Specified	RoHS Compliant	RoHS Compliant
Moisture Sensitivity Level (MSL)	Not Applicable	1 (Unlimited)	1 (Unlimited)
ECCN	EAR99	EAR99	EAR99
HTSUS	8538.90.6000	8538.90.6000	8538.90.6000

Engineering Selection Recommendations

All three parts maintain active product status and share identical export classification (ECCN: EAR99) and tariff codes (HTSUS: 8538.90.6000). The TE Connectivity substitute parts (1586018-8 and 794953-8) provide additional compliance documentation with RoHS certification and defined operating temperature ranges (-40°C ~ 105°C), whereas the Molex 0457763008 does not specify these parameters. Both TE Connectivity alternatives carry MSL rating of 1 (Unlimited), indicating superior moisture handling characteristics compared to the Molex part's "Not Applicable" designation.

Selection between the three parts should be based on availability, supply chain requirements, and compliance documentation needs. The TE Connectivity parts offer greater inventory availability (4218 and 2340 units respectively) compared to the Molex part (899 units). All three parts are functionally interchangeable within applications requiring 8-position, 4.20mm pitch rectangular connectors with crimp termination and locking ramp fastening.

Frequently Asked Questions (FAQ)

Q: Can TE Connectivity 1586018-8 or 794953-8 be used as direct replacements for Molex 0457763008?

A: Yes. Both TE Connectivity parts satisfy all mandatory electrical and mechanical parameters. They feature identical pitch (0.165"/4.20mm), position count (8), row configuration (2 rows), mounting type (Panel Mount, Snap-In), contact termination (Crimp), and fastening mechanism (Locking Ramp). Physical and functional compatibility is established.

Q: What is the difference between TE Connectivity 1586018-8 and 794953-8?

A: Both parts are parametric equivalents with identical electrical and mechanical specifications. The primary difference is inventory availability (1586018-8: 4218 units; 794953-8: 2340 units) and base product numbers (1586018 versus 794953). Both belong to the VAL-U-LOK series and carry identical compliance ratings.

Q: Are there operating temperature specifications for the Molex 0457763008?

A: The Molex 0457763008 does not specify an operating temperature range in the provided documentation. The TE Connectivity equivalents specify -40°C ~ 105°C operation. For applications requiring defined temperature performance, the TE Connectivity alternatives provide explicit thermal specifications.

Q: Do these connectors include contacts?

A: No. All three parts (Molex 0457763008, TE Connectivity 1586018-8, and TE Connectivity 794953-8) are connector housings only. Contacts must be sourced separately and crimped into the housing.

Q: What is the significance of the MSL rating difference?

A: The Molex part lists MSL as "Not Applicable," while both TE Connectivity parts specify MSL 1 (Unlimited). MSL 1 indicates the component has unlimited shelf life without moisture absorption concerns, providing greater flexibility in storage and handling compared to higher MSL ratings.

Q: Are all three parts RoHS compliant?

A: The TE Connectivity parts (1586018-8 and 794953-8) explicitly state RoHS Compliance. The Molex 0457763008 does not specify RoHS status in the provided documentation. For applications requiring RoHS certification, the TE Connectivity alternatives provide documented compliance.

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