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Molex Micro-Fit 3.0™ Power Connectors

Molex's Micro-Fit™ product family consists of 3.00mm pitch connectors with a maximum current rating of 5.0A; available in multiple circuit sizes and cable lengths for power/signal, blind-mating, wire-to-wire, wire-to-board and board-to-board and some cable assembly applications.

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Micro-Fit 3.0™ Connectors

Circuits: 2 - 24
Pitch: 3.00mm
Available in single and dual row

Micro-Fit BMI™ Connectors

Circuits:4 - 24
Pitch: 3.00mm
Allow misalignment of up to 2.54mm

Micro-Fit CPI™ Connectors

Cicruits: 4 - 24
Pitch: 3.00mm
Compliant pin, press-fit headers eliminate the need for soldering

Micro-Fit RMF™ Terminals

Wire AWG: 20 - 24 and 26 - 30
Reduction in engagement and disengagement forces
Available with or without factory applied lubricant

Applications

Aerospace and Defense

Military Commercial Off-the-Shelf (COTS)

Alternative Energy Source

Solar power

Consumer

Dryers
Freezers
Gaming Machines
Printers
Refrigerator

Scanner
Security Systems
Vending Machines
Washing Machines
White goods

Data/Communications

Routers
Servers
Storage

Medical

Diagnostic equipment
Patient monitor

Telecommunications

Hubs
Power supplies and distribution
Routers
Servers

Videos

Products List

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Manufacturer Part No	Newark Part No.	Manufacturer / Description	Availability	Price for:	Price	Quantity	Product Range	Gender	No. of Positions	Pitch Spacing	For Use With
43020-0201	56H9380 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43020 Series, Plug, 2 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	6,908 in stock + Check Stock & Lead Times 6,908 deliver in 1-3 days from our US warehouse More stock available week commencing 1/25/27	Each	1+ $0.403 10+ $0.344 25+ $0.311 50+ $0.305 100+ $0.298 500+ $0.271 1000+ $0.256 5000+ $0.23 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43020 Series	Plug	2Positions	3mm	Molex Micro-Fit 3.0 43031 Series Pin Contacts
43020-0601	56H9383 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Dual Row, Micro-Fit 3.0 43020 Series, Plug, 6 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	13,307 in stock + Check Stock & Lead Times 13,307 deliver in 1-3 days from our US warehouse More stock available week commencing 1/11/27	Each	1+ $0.564 10+ $0.483 25+ $0.394 50+ $0.385 100+ $0.376 500+ $0.354 1000+ $0.33 5000+ $0.315 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43020 Series	Plug	6Positions	3mm	Molex Micro-Fit 3.0 43031 Series Pin Contacts
43025-0600	01E8841 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Dual Row, Micro-Fit 3.0 43025 Series, Receptacle, 6 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	2,297 in stock + Check Stock & Lead Times 2,297 deliver in 1-3 days from our US warehouse 9,000 more will be available on 12/25/26 More stock available week commencing 1/11/27	Each	1+ $0.572 10+ $0.462 25+ $0.424 50+ $0.414 100+ $0.404 500+ $0.379 1000+ $0.348 5000+ $0.333 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43025 Series	Receptacle	6Positions	3mm	Micro-Fit 3.0 Crimp Socket Terminals
43025-0800	56H9400 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Dual Row, Micro-Fit 3.0 43025 Series, Receptacle, 8 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	8,500 in stock + Check Stock & Lead Times 8,500 deliver in 1-3 days from our US warehouse More stock available week commencing 2/8/27	Each	1+ $0.652 10+ $0.57 25+ $0.515 50+ $0.505 100+ $0.494 500+ $0.447 1000+ $0.419 5000+ $0.372 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43025 Series	Receptacle	8Positions	3mm	Micro-Fit 3.0 Crimp Socket Terminals
43025-1000	27C6712 Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43025 Series, Receptacle, 10 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	2,724 in stock + Check Stock & Lead Times 2,724 deliver in 1-3 days from our US warehouse More stock available week commencing 12/28/26	Each	1+ $0.85 10+ $0.738 25+ $0.667 50+ $0.654 100+ $0.64 500+ $0.581 1000+ $0.534 2500+ $0.523 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43025 Series	Receptacle	10Positions	3mm	Micro-Fit 3.0 Crimp Socket Terminals
43640-0300	57H0261 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43640 Series, Plug, 3 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	7,306 in stock + Check Stock & Lead Times 7,306 deliver in 1-3 days from our US warehouse More stock available week commencing 1/4/27	Each	1+ $0.408 10+ $0.346 25+ $0.309 50+ $0.284 100+ $0.27 500+ $0.241 1000+ $0.23 5000+ $0.215 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43640 Series	Plug	3Positions	3mm	Molex Micro-Fit 3.0 43031 Series Pin Contacts
43645-0200	57H0284 Data Sheet + RoHS Date/Lot Code	Connector Housing, Single Row, Micro-Fit 3.0 43645 Series, Receptacle, 2 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	4,410 in stock + Check Stock & Lead Times 4,410 deliver in 1-3 days from our US warehouse More stock available week commencing 1/25/27	Each	1+ $0.437 10+ $0.38 25+ $0.344 50+ $0.337 100+ $0.329 500+ $0.298 1000+ $0.278 5000+ $0.258 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43645 Series	Receptacle	2Positions	3mm	Micro-Fit 3.0 Crimp Socket Terminals
43645-0800	61M1997 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43645 Series, Receptacle, 8 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	2,441 in stock + Check Stock & Lead Times 2,441 deliver in 1-3 days from our US warehouse More stock available week commencing 2/1/27	Each	1+ $0.73 10+ $0.628 25+ $0.568 50+ $0.548 100+ $0.527 500+ $0.485 1000+ $0.444 5000+ $0.423 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43645 Series	Receptacle	8Positions	3mm	Molex Micro-Fit 3.0 43030, 45773 & Micro-Fit RMF 46235 Series Socket Contacts
43020-0400	01H6823 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43020 Series, Plug, 4 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	1,817 in stock + Check Stock & Lead Times 1,817 deliver in 1-3 days from our US warehouse More stock available week commencing 12/28/26	Each	1+ $0.472 10+ $0.402 25+ $0.357 50+ $0.343 100+ $0.329 500+ $0.298 1000+ $0.274 5000+ $0.249 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43020 Series	Plug	4Positions	3mm	Molex Micro-Fit 3.0 43031 Series Pin Contacts
43025-1600	56H9404 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43025 Series, Receptacle, 16 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	4,106 in stock + Check Stock & Lead Times 4,106 deliver in 1-3 days from our US warehouse More stock available week commencing 1/25/27	Each	1+ $1.08 10+ $0.942 25+ $0.818 50+ $0.804 100+ $0.789 500+ $0.714 1000+ $0.682 2500+ $0.67 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43025 Series	Receptacle	16Positions	3mm	Micro-Fit 3.0 Crimp Socket Terminals
43640-0401	57H0264 Data Sheet + RoHS Date/Lot Code	Connector Housing, Single Row, Micro-Fit 3.0 43640 Series, Plug, 4 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	1,006 in stock + Check Stock & Lead Times 1,006 deliver in 1-3 days from our US warehouse More stock available week commencing 12/14/26	Each	1+ $0.439 10+ $0.37 25+ $0.316 50+ $0.307 100+ $0.297 500+ $0.273 1000+ $0.253 5000+ $0.231 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43640 Series	Plug	4Positions	3mm	Micro-Fit 3.0 Crimp Pin Terminals
43640-0501	57H0266 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43640 Series, Plug, 5 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	2,613 in stock + Check Stock & Lead Times 2,613 deliver in 1-3 days from our US warehouse More stock available week commencing 1/25/27	Each	1+ $0.479 10+ $0.406 25+ $0.362 50+ $0.35 100+ $0.338 500+ $0.308 1000+ $0.279 5000+ $0.271 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43640 Series	Plug	5Positions	3mm	Micro-Fit 3.0 Crimp Pin Terminals
43020-0800	56H9384 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43020 Series, Plug, 8 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	3,988 in stock + Check Stock & Lead Times 3,988 deliver in 1-3 days from our US warehouse More stock available week commencing 1/18/27	Each	1+ $0.866 10+ $0.751 25+ $0.621 50+ $0.586 100+ $0.55 500+ $0.511 1000+ $0.439 5000+ $0.422 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43020 Series	Plug	8Positions	3mm	Molex Micro-Fit 3.0 43031 Series Pin Contacts
43020-1800	25M3675 Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43020 Series, Plug, 18 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	33 in stock + Check Stock & Lead Times Supplier Direct Ship products that show available inventory, are in stock at the supplier and will ship directly from the supplier within 2-3 business days.	Each Supplier Direct Ship	1+ $1.42 10+ $1.04 25+ $0.969 50+ $0.948 100+ $0.927 500+ $0.876 1000+ $0.847 2500+ $0.841 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43020 Series	Plug	18Positions	3mm	Micro-Fit 3.0 Crimp Terminals
43025-1800	13N3604 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43025 Series, Receptacle, 18 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	5,677 in stock + Check Stock & Lead Times 5,677 deliver in 1-3 days from our US warehouse More stock available week commencing 12/28/26	Each	1+ $1.17 10+ $0.939 25+ $0.893 50+ $0.875 100+ $0.857 500+ $0.77 1000+ $0.729 2500+ $0.703 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43025 Series	Receptacle	18Positions	3mm	Micro-Fit 3.0 Crimp Socket Terminals
43645-1200	57H0292 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43645 Series, Receptacle, 12 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	3,366 in stock + Check Stock & Lead Times 3,366 deliver in 1-3 days from our US warehouse	Each Available in quantity shown	1+ $0.787 10+ $0.677 25+ $0.613 50+ $0.60 100+ $0.586 500+ $0.531 1000+ $0.497 5000+ $0.476 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43645 Series	Receptacle	12Positions	3mm	Micro-Fit 3.0 Crimp Socket Terminals
43020-1200	38C9812 Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43020 Series, Plug, 12 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	279 in stock + Check Stock & Lead Times Supplier Direct Ship products that show available inventory, are in stock at the supplier and will ship directly from the supplier within 2-3 business days.	Each Supplier Direct Ship	1+ $0.811 10+ $0.757 25+ $0.755 50+ $0.716 100+ $0.676 500+ $0.656 1000+ $0.596 2500+ $0.584 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43020 Series	Plug	12Positions	3mm	Molex Micro-Fit 3.0 43031 Series Pin Contacts
43020-1400	25M3671 Data Sheet Data Sheet RoHS	CONNECTOR HOUSING, PLUG, 14POS MOLEX You previously purchased this product. View in Order History	0 + Check Stock & Lead Times Supplier Direct Ship products that show available inventory, are in stock at the supplier and will ship directly from the supplier within 2-3 business days.	Each Supplier Direct Ship	271+ $0.722 542+ $0.693 1355+ $0.659 2710+ $0.615	Restricted Item Minimum order of 271 items Multiples of 271 only Please enter a valid quantity Add Min: 271 Mult: 271	-	-	-	-	-
43020-1600	25M3673 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43020 Series, Plug, 16 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	188 in stock + Check Stock & Lead Times Supplier Direct Ship products that show available inventory, are in stock at the supplier and will ship directly from the supplier within 2-3 business days.	Each Supplier Direct Ship	1+ $1.35 10+ $1.17 25+ $1.02 50+ $0.984 100+ $0.948 500+ $0.834 1000+ $0.783 2500+ $0.769 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43020 Series	Plug	16Positions	3mm	Micro-Fit 3.0 Crimp Terminals
43020-2000	25M3678 Data Sheet RoHS	CONNECTOR HOUSING, PLUG, 20POS MOLEX You previously purchased this product. View in Order History	0 + Check Stock & Lead Times Supplier Direct Ship products that show available inventory, are in stock at the supplier and will ship directly from the supplier within 2-3 business days.	Each Supplier Direct Ship	186+ $0.885 372+ $0.844 930+ $0.779 1860+ $0.722	Restricted Item Minimum order of 186 items Multiples of 186 only Please enter a valid quantity Add Min: 186 Mult: 186	-	-	-	-	-
43020-2400	25M3683 Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43020 Series, Plug, 24 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	129 in stock + Check Stock & Lead Times Supplier Direct Ship products that show available inventory, are in stock at the supplier and will ship directly from the supplier within 2-3 business days.	Each Supplier Direct Ship	1+ $2.00 10+ $1.77 25+ $1.70 50+ $1.66 100+ $1.61 250+ $1.47 500+ $1.37 2500+ $1.26 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43020 Series	Plug	24Positions	3mm	Micro-Fit 3.0 Crimp Terminals
43020-2401	56H9398 Data Sheet Data Sheet + RoHS	Connector Housing, Black, Micro-Fit 3.0 43020 Series, Plug, 24 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	Available for back order + Check Stock & Lead Times More stock available week commencing 12/28/26 Contact me when back in stock	Each	1+ $1.59 10+ $1.39 25+ $1.32 50+ $1.29 100+ $1.26 250+ $1.19 500+ $1.15 2500+ $1.05 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43020 Series	Plug	24Positions	3mm	Molex Micro-Fit 3.0 43031 Series Pin Contacts
43640-0500	57H0265 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43640 Series, Plug, 5 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	42 in stock + Check Stock & Lead Times 42 deliver in 1-3 days from our US warehouse More stock available week commencing 2/1/27	Each	1+ $0.50 10+ $0.385 25+ $0.355 50+ $0.346 100+ $0.336 500+ $0.312 1000+ $0.276 5000+ $0.262 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43640 Series	Plug	5Positions	3mm	Micro-Fit 3.0 Crimp Pin Terminals
43640-0601	18M8104 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43640 Series, Plug, 6 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	0 + Check Stock & Lead Times Supplier Direct Ship products that show available inventory, are in stock at the supplier and will ship directly from the supplier within 2-3 business days.	Each Supplier Direct Ship	1+ $0.577 10+ $0.481 25+ $0.446 50+ $0.434 100+ $0.422 500+ $0.39 1000+ $0.364 5000+ $0.35 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Micro-Fit 3.0 43640 Series	Plug	6Positions	3mm	Molex Micro-Fit 3.0 43031 Series Pin Contacts
43645-0900	25M3806 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Black, Micro-Fit 3.0 43645 Series, Receptacle, 9 Positions, 3 mm MOLEX You previously purchased this product. View in Order History	0 + Check Stock & Lead Times Supplier Direct Ship products that show available inventory, are in stock at the supplier and will ship directly from the supplier within 2-3 business days.	Each Supplier Direct Ship	200+ $0.477 400+ $0.444 1000+ $0.381 2000+ $0.372 5000+ $0.363	Restricted Item Minimum order of 200 items Multiples of 200 only Please enter a valid quantity Add Min: 200 Mult: 200	Micro-Fit 3.0 43645 Series	Receptacle	9Positions	3mm	Molex Micro-Fit 3.0 43030, 45773 & Micro-Fit RMF 46235 Series Socket Contacts