Molex 0190190028 Quick Connect Female Crimp Connector - Equivalent & Substitute Parts

Part Overview

The Molex 0190190028 is a 0.187" (4.75mm) quick connect female crimp connector designed for 14-16 AWG wire termination with non-mating end insulation. This terminal is part of the Avikrimp series and is classified as a standard quick connect receptacle for free-hanging in-line applications. The part maintains active product status and is fully RoHS3 compliant. Equivalent and substitute parts are identified when electrical and mechanical parameters align within acceptable tolerances for the quick connect terminal category, ensuring functional interchangeability in circuit applications.

Key Parameters

Parameter	Value
Tab Width	0.187" (4.75mm)
Tab Thickness	0.032" (0.81mm)
Tab Length	0.250" (6.35mm)
Wire Gauge	14-16 AWG
Gender	Female
Termination Method	Crimp
Insulation Type	Non-Mating End Insulated
Contact Material	Brass
Mounting Type	Free Hanging (In-Line)
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the Molex 0190190028 is determined by strict alignment of the following critical parameters:

Tab width and thickness (0.187" × 0.032") ensure mechanical fit with mating connectors
Tab length (0.250") maintains proper engagement depth
Wire gauge range (14-16 AWG) defines termination compatibility
Female gender and crimp termination method establish functional role
Non-mating end insulation requirement for safety and circuit isolation
Brass contact material with tin or electro-tin finish for electrical conductivity
Free-hanging in-line mounting configuration for circuit board or harness integration

The TE Connectivity AMP Connectors part 184235-1 qualifies as a manufacturer-recommended substitute based on matching all critical electrical and mechanical parameters within the quick connect terminal category.

Parameter Comparison

Parameter	Molex 0190190028	TE Connectivity 184235-1
Tab Width	0.187" (4.75mm)	0.187" (4.75mm)
Tab Thickness	0.032" (0.81mm)	0.032" (0.81mm)
Tab Length	0.250" (6.35mm)	0.250" (6.35mm)
Wire Gauge	14-16 AWG	14-16 AWG
Gender	Female	Female
Termination	Crimp	Crimp
Insulation	Non-Mating End Insulated	Non-Mating End Insulated
Contact Material	Brass	Brass
Contact Finish	Electro-Tin	Tin
Mounting Type	Free Hanging (In-Line)	Free Hanging (In-Line)
Overall Length	0.789" (20.04mm)	0.800" (20.32mm)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

Both the Molex 0190190028 and TE Connectivity 184235-1 maintain active product status and full RoHS3 compliance, qualifying them for use in regulated applications. The TE Connectivity part carries manufacturer-recommended substitute designation, indicating validated electrical and mechanical interchangeability. Selection between these parts should be based on availability, supply chain requirements, and existing connector ecosystem compatibility. The minor difference in overall length (0.789" versus 0.800") falls within acceptable tolerance for quick connect terminal applications and does not affect functional performance. Both parts carry MSL rating 1 (unlimited moisture sensitivity), suitable for standard storage and handling conditions.

Frequently Asked Questions (FAQ)

Q: What determines if a quick connect terminal can substitute for the Molex 0190190028?

A: Substitution requires matching tab width (0.187"), tab thickness (0.032"), tab length (0.250"), wire gauge range (14-16 AWG), female gender, crimp termination, non-mating end insulation, and free-hanging mounting configuration. Contact material must be brass with tin or electro-tin finish.

Q: Is the TE Connectivity 184235-1 fully compatible with the Molex 0190190028?

A: Yes. The TE Connectivity part matches all critical electrical and mechanical parameters. The overall length difference of 0.011" (0.28mm) is within acceptable tolerance for quick connect terminal applications and does not affect mating or functional performance.

Q: Can these terminals be used interchangeably in existing connector assemblies?

A: Yes, provided the mating connector is designed for 0.187" tab width quick connect receptacles. Both parts are rated for 14-16 AWG wire and feature identical tab geometry and insulation specifications.

Q: What is the significance of the contact finish difference (Electro-Tin versus Tin)?

A: Both finishes provide adequate electrical conductivity and corrosion resistance for standard applications. Electro-tin and tin finishes are functionally equivalent for quick connect terminal performance in non-harsh environments.

Q: Are both parts suitable for high-reliability applications?

A: Both parts carry RoHS3 compliance and MSL rating 1 (unlimited), indicating suitability for standard industrial and commercial applications. Application-specific reliability requirements should be evaluated against end-use environmental conditions.

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