Molex Nano-Fit VS Micro-fit (microfit) VS Mini-Fit

July 31, 2025 / Sam Tang

Molex nano-fit, molex micro-fit and molex mini-fit belong to molex fit family power connectors. Following table shows the differences and similarities.

Pictures

C3030
Micro Fit
C4255 Molex Mini Fit Connector
Mini Fit
Nano Fit

Comparison Table

Attributes \ SeriesMolex Nano-FitMolex Micro-fit (microfit)Molex Mini-Fit
CategoryPower ConnectorsPower ConnectorsPower Connectors
Pitch2.5mm3.0mm4.2mm
Current ratingup to 8.0Aup to 10.5Aup to 13.0A
Applicable wire (AWG)20 - 2616 - 2818 - 30
Configurationswire-to-board
wire-to-wire
wire-to-board
wire-to-wire
board-to-board
wire-to-board
wire-to-wire
board-to-board
Single rowYESYESYES
Dual rowYESYESYES
Positive locking featureYESYESYES
Through hole typesingle row
dual row
single row
dual row
single row
dual row
SMT typesingle row
dual row
single row
dual row
NO
Full isolatedYESYESYES
Polarized and keyedYESYESYES

Video

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LDZY electronics is a China manufacturer of connectors and custom cable assemblies (flat ribbon cable assemblies, discrete-wire cable assemblies, overmolded cable assemblies)
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