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Molex 3951 Series

104 variants · Molex

About the Molex 3951 Series

The Molex 3951 Series series groups 104 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common contact material of Phosphor Bronze, contact mating finish of Tin and current - UL of 8 A. Variants differ by color, positions and positions per level, so you can match the exact color your application requires using the selection guide below.

Select a variant by

Color
Black · Green
Positions
2 · 3 · 4 · 5 · 7 · 8 · 9 · 10 · 11 · 12
Positions per level
2 · 3 · 4 · 5 · 7 · 8 · 9 · 10 · 11 · 12

Shared specifications

Contact material
Phosphor Bronze
Contact mating finish
Tin
Current - UL
8 A
Housing material
Polyamide (PA66), Nylon 6/6
Insulation height
0.437\" (11.10mm)
Material flammability rating
UL94 V-0
Mounting type
Free Hanging (In-Line)
Number of levels
1
Operating temperature
-40°C ~ 115°C
Package
Bulk
Pitch
0.150\" (3.81mm)
Plug wire entry
180°

Variant comparison

Parameter395100004395100005395100007395105002395105003395105004
ColorBlackBlackBlackGreenGreenGreen
Positions457234
Positions per level457234

Request a quote on any Molex 3951 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

Frequently asked questions

How do the Molex 3951 Series variants differ?
Molex 3951 Series part numbers differ by color, positions and positions per level. Use the selection guide above to pick by color.
How many Molex 3951 Series part numbers are listed?
104 Molex 3951 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Molex 3951 Series?
Request a quote (RFQ) for any Molex 3951 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

All variants