Molex 0430201211 Rectangular Connector Plug Housing - Equivalent & Substitute Parts

Part Overview

The Molex 0430201211 is a 12-position rectangular connector plug housing from the Micro-Fit 3.0 series, designed for applications requiring crimp-terminated male pin connections with a 0.118" (3.00mm) pitch. This connector operates across an industrial temperature range of -40°C to 105°C and is RoHS3 compliant. The part is currently active in production with substantial inventory availability. Substitute parts are identified when they maintain identical electrical and mechanical parameters while offering alternative sourcing or inventory advantages.

Substiute Parts

0430201211

MolexIn Stock: 37290430201211 Datasheet

Current PartRFQ

0430201201

MolexIn Stock: 60490430201201 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the Molex 0430201211 are qualified based on strict equivalence across the following critical parameters:

• Connector type (Plug)
• Contact type (Male Pin)
• Position count (12)
• Pitch specification (0.118" / 3.00mm)
• Row configuration (2 rows at 0.118" spacing)
• Mounting method (Free Hanging In-Line)
• Termination method (Crimp)
• Fastening mechanism (Locking Ramp)
• Housing color (Black)
• Insulation material (Polyamide/Nylon)
• Temperature rating (-40°C to 105°C)
• Series compatibility (Micro-Fit 3.0 43020)
• Regulatory compliance (ROHS3)

The substitute part 0430201201 maintains full equivalence across all these parameters, making it a direct functional replacement.

Parameter Comparison

Engineering Selection Recommendations

Both the Molex 0430201211 and 0430201201 are active production parts with full ROHS3 compliance and identical electrical and mechanical specifications. Selection between these parts should be based on inventory availability and supply chain requirements. The 0430201201 currently maintains higher stock levels (6011 units versus 3636 units), which may provide supply chain advantages for high-volume applications. Both parts carry MSL 1 rating, indicating no moisture sensitivity constraints during storage and handling.

Frequently Asked Questions (FAQ)

Q: Can the 0430201201 be used as a direct replacement for the 0430201211?

A: Yes. Both parts are Molex Micro-Fit 3.0 series 12-position plug housings with identical pitch (0.118"), row configuration, termination method, and temperature rating. They are functionally equivalent.

Q: Are there any compatibility concerns when substituting between these parts?

A: No compatibility concerns exist. The parts share identical mechanical dimensions, contact arrangements, and mounting specifications within the Micro-Fit 3.0 series ecosystem.

Q: What is the significance of the different inventory levels?

A: The 0430201201 has higher current stock availability (6011 units). For applications requiring immediate delivery or large-volume orders, this part may offer supply chain advantages.

Q: Do both parts require the same contact specifications?

A: Yes. Both housings are designed for the same crimp-terminated male pin contacts within the Micro-Fit 3.0 series. Contacts are ordered separately and are interchangeable between these housing part numbers.

Q: Are there any regulatory or compliance differences between these parts?

A: No. Both parts carry identical ROHS3 compliance certification and MSL 1 moisture sensitivity rating.

Q: What is the operating temperature range for these connectors?

A: Both parts operate across -40°C to 105°C, suitable for industrial and commercial applications.