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Molex Mini-Fit Sr.™ Power Connectors

Molex's compact 10.00mm high-power connector system is capable of handling up to 50.0A on a 2-circuit housing with an 8 AWG wire.

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Product Description

For use in wire-to-wire and wire-to-board applications, the Mini-Fit Sr.™ line is another powerful offering to Molex's extensive selection of power products. This high current system is finding use in applications ranging from computer work stations to power supplies to industrial equipment.

Mini-Fit Sr. connectors are designed to meet a variety of industry requirements today, including:

Need for power connectors above 20.0A
Shift towards more low-voltage applications
More current packed into fewer lines
Lower mating forces with increased reliability

Products and Benefits

2-14 Circuits , AWG #8-12 applicable
50A max
Positive lock
Integrally molded TPA on single row product (TPA is a separate piece, 43980, for dual row)
Polarized housing design
First-Mate - Last-Break (FMLB) option
Metal PCB retention clips
Thermoplastic headers, fully isolated contacts

Applications

Commercial Vehicle

Construction equipment
Farm equipment
Heavy equipment systems
Recreational vehicles
Trucks

Consumer

Refrigerator
Washing machine

Industrial

Automation equipment
Conveyor belt
Process controls

Medical

X-ray

Networking

Router/switch

Videos

Products List

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Manufacturer Part No	Newark Part No.	Manufacturer / Description	Availability	Price for:	Price	Quantity	Product Range	Contact Gender	Contact Termination Type	Wire Size AWG Max	Contact Plating	For Use With	Wire Size AWG Min	Contact Material
42817-0041	01J8206 Data Sheet + RoHS	Contact, Mini-Fit® Sr.™, Mini-Fit Sr. 42817 Series, Pin, Crimp, 14 AWG, Tin Plated Contacts MOLEX You previously purchased this product. View in Order History	No Longer Available	Each (Supplied on Cut Tape)	null	Restricted Item	Mini-Fit Sr. 42817 Series	Pin	Crimp	14AWG	Tin Plated Contacts	Mini-Fit Sr. Connectors	16AWG	Copper Alloy
42815-0012	06H1474 Data Sheet + RoHS Date/Lot Code	Contact, Mini-Fit® Sr.™, Mini-Fit Sr. 42815 Series, Socket, Crimp, 10 AWG, Gold Plated Contacts MOLEX You previously purchased this product. View in Order History	2,153 in stock + Check Stock & Lead Times 2,153 deliver in 1-3 days from our US warehouse More stock available week commencing 11/3/25	Each (Supplied on Cut Tape)	1+ $1.38	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Mini-Fit Sr. 42815 Series	Socket	Crimp	10AWG	Gold Plated Contacts	Mini-Fit Sr. Connectors	12AWG	Copper Alloy
42816-0612	38C9792 Data Sheet + RoHS Date/Lot Code	Connector Housing, Mini-Fit Sr. 42816, Receptacle, 6 Positions, 10 mm MOLEX You previously purchased this product. View in Order History	746 in stock + Check Stock & Lead Times 746 deliver in 1-3 days from our US warehouse	Each Available in quantity shown	1+ $1.16 10+ $1.16 25+ $1.16 50+ $1.16 100+ $1.16	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add	Mini-Fit Sr. 42816	-	-	-	-	42815 Female Crimp Terminals	-	-
42818-0412	38C9795 Data Sheet + RoHS Date/Lot Code	Connector Housing, Mini-Fit Sr. 42818, Plug, 4 Positions, 10 mm, 42817 Male Crimp Terminals MOLEX You previously purchased this product. View in Order History	714 in stock + Check Stock & Lead Times 714 deliver in 1-3 days from our US warehouse More stock available week commencing 8/25/25	Each	1+ $1.32 10+ $1.03 25+ $0.997 50+ $0.98 100+ $0.964 250+ $0.905 500+ $0.903 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add	Mini-Fit Sr. 42818	-	-	-	-	42817 Male Crimp Terminals	-	-
43914-1102	50H6880 Data Sheet Data Sheet + RoHS	Connector Housing, Mini-Fit Sr. Series, Receptacle, 8 Positions, 10 mm MOLEX You previously purchased this product. View in Order History	0 + Check Stock & Lead Times More stock available week commencing 7/14/25 Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed. Non-Cancelable / Non Returnable	Each Non-Cancelable / Non Returnable	250+ $3.62 500+ $3.61	Restricted Item Minimum order of 400 items Multiples of 400 only Please enter a valid quantity Add Min: 400 Mult: 400	Mini-Fit Sr. Series	-	-	-	-	42815 Series Female Crimp Terminals	-	-
42815-0032	56H9091 Data Sheet + RoHS Date/Lot Code	Contact, Mini-Fit® Sr.™, Mini-Fit Sr. 42815 Series, Socket, Crimp, 8 AWG, Gold Plated Contacts MOLEX You previously purchased this product. View in Order History	13,565 in stock + Check Stock & Lead Times 13,565 deliver in 1-3 days from our US warehouse More stock available week commencing 8/4/25	Each (Supplied on Cut Tape)	1+ $1.20 25+ $1.20 50+ $1.11 100+ $1.11 250+ $1.11 500+ $1.11 1000+ $0.959 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Mini-Fit Sr. 42815 Series	Socket	Crimp	8AWG	Gold Plated Contacts	-000	-	Copper Alloy
42816-0212	56H9092 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Mini-Fit Sr. 42816 Series, Receptacle, 2 Positions, 10 mm MOLEX You previously purchased this product. View in Order History	2,774 in stock + Check Stock & Lead Times 2,774 deliver in 1-3 days from our US warehouse More stock available week commencing 8/4/25	Each	1+ $0.866 10+ $0.80 25+ $0.80 50+ $0.743 100+ $0.743 250+ $0.743 500+ $0.743 1000+ $0.693 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add	Mini-Fit Sr. 42816 Series	-	-	-	-	42815 Female Crimp Terminals	-	-
42816-0312	56H9093 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Mini-Fit Sr. 42816, Receptacle, 3 Positions, 10 mm MOLEX You previously purchased this product. View in Order History	270 in stock + Check Stock & Lead Times 270 deliver in 1-3 days from our US warehouse More stock available week commencing 8/4/25	Each	1+ $1.42 10+ $1.26 25+ $1.10 50+ $1.07 100+ $1.04 250+ $0.979 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add	Mini-Fit Sr. 42816	-	-	-	-	42815 Crimp Terminal	-	-
42816-0412	56H9094 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Mini-Fit Sr. 42816, Receptacle, 4 Positions, 10 mm MOLEX You previously purchased this product. View in Order History	1,121 in stock + Check Stock & Lead Times 1,121 deliver in 1-3 days from our US warehouse More stock available week commencing 11/10/25	Each	1+ $1.12 10+ $1.12 25+ $1.12	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add	Mini-Fit Sr. 42816	-	-	-	-	42815 Crimp Terminal	-	-
42818-0212	56H9105 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Mini-Fit Sr. 42818, Plug, 2 Positions, 10 mm, 42817 Male Crimp Terminals MOLEX You previously purchased this product. View in Order History	3,443 in stock + Check Stock & Lead Times 3,443 deliver in 1-3 days from our US warehouse More stock available week commencing 8/4/25	Each	1+ $0.725 10+ $0.725 25+ $0.725 50+ $0.725 100+ $0.725 250+ $0.725 500+ $0.725 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add	Mini-Fit Sr. 42818	-	-	-	-	42817 Male Crimp Terminals	-	-
42818-0312	56H9106 Data Sheet Data Sheet + RoHS Date/Lot Code	Connector Housing, Mini-Fit Sr. 42818, Plug, 3 Positions, 10 mm, 42817 Male Crimp Terminals MOLEX You previously purchased this product. View in Order History	625 in stock + Check Stock & Lead Times 625 deliver in 1-3 days from our US warehouse More stock available week commencing 8/11/25	Each	1+ $1.19 10+ $1.06 25+ $0.969 50+ $0.94 100+ $0.911 250+ $0.84 500+ $0.835 1000+ $0.821 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add	Mini-Fit Sr. 42818	-	-	-	-	42817 Crimp Terminal	-	-
42819-6212	56H9140 Data Sheet + RoHS	Pin Header, Power, 10 mm, 1 Rows, 6 Contacts, Through Hole Straight, Mini-Fit Sr. 42819 Series MOLEX You previously purchased this product. View in Order History	0 + Check Stock & Lead Times More stock available week commencing 7/7/25 Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed. Non-Cancelable / Non Returnable	Each Non-Cancelable / Non Returnable	50+ $11.81	Restricted Item Minimum order of 720 items Multiples of 720 only Please enter a valid quantity Add	Mini-Fit Sr. 42819 Series	-	Through Hole Straight	-	Tin Plated Contacts	-	-	Copper Alloy
42820-4212	56H9164 Data Sheet Data Sheet + RoHS Date/Lot Code	Pin Header, Power, Wire-to-Board, 10 mm, 1 Rows, 4 Contacts, Through Hole Right Angle MOLEX You previously purchased this product. View in Order History	0 + Check Stock & Lead Times More stock available week commencing 9/29/25 Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed. Non-Cancelable / Non Returnable	Each Non-Cancelable / Non Returnable	100+ $7.88	Restricted Item Minimum order of 220 items Multiples of 220 only Please enter a valid quantity Add	Mini-Fit Sr. 42820 Series	-	Through Hole Right Angle	-	Tin Plated Contacts	-	-	-
42820-5223	56H9175	MiniFit Sr Hdr Assy 093 Clip 5 Ckt Gold MOLEX You previously purchased this product. View in Order History	0 + Check Stock & Lead Times More stock available week commencing 7/21/25 Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed. Non-Cancelable / Non Returnable	Each Non-Cancelable / Non Returnable	100+ $12.33 250+ $11.09	Restricted Item Minimum order of 180 items Multiples of 180 only Please enter a valid quantity Add	-	-	-	-	-	-	-	-
42817-0012	86W3633 Data Sheet Data Sheet + RoHS	Contact, High Current / Low Force, Mini-Fit Sr. 42817 Series, Pin, Crimp, 10 AWG MOLEX You previously purchased this product. View in Order History	577 available for 1 - 3 business days delivery 5,118 deliver in 2-4 business days - UK Stock + Check Stock & Lead Times 577 deliver in 1-3 days from our US warehouse 5,118 deliver in 2-4 business days - UK Stock More stock available week commencing 9/1/25	Each	1+ $1.41 10+ $1.41 25+ $1.41 50+ $1.41 100+ $1.41 250+ $1.29 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Mini-Fit Sr. 42817	Pin	Crimp	10AWG	Gold Plated Contacts	Molex Mini-Fit Sr. 42818 & 43938 Series Plug Housing Connectors	12AWG	Copper Alloy
42815-0042	95M9691 Data Sheet + RoHS Date/Lot Code	Contact, Mini-Fit® Sr.™, Mini-Fit Sr. 42815 Series, Socket, Crimp, 14 AWG, Gold Plated Contacts MOLEX You previously purchased this product. View in Order History	5,996 in stock + Check Stock & Lead Times 5,996 deliver in 1-3 days from our US warehouse More stock available week commencing 8/4/25	Each (Supplied on Cut Tape)	1+ $1.03 25+ $1.03 50+ $1.03 100+ $1.03 250+ $0.951 500+ $0.951 1000+ $0.839 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add Min: 1 Mult: 1	Mini-Fit Sr. 42815 Series	Socket	Crimp	14AWG	Gold Plated Contacts	-000	16AWG	Copper Alloy
42819-3213	96W3658 Data Sheet Data Sheet + RoHS	Pin Header, Power, Wire-to-Board, 10 mm, 1 Rows, 3 Contacts, Through Hole Straight MOLEX You previously purchased this product. View in Order History	111 in stock + Check Stock & Lead Times UK Stock UK stock items are coming from our UK warehouse. Delivery time is 2-4 business days for in stock items. Delivery in 2-4 business days from our UK warehouse for in stock items More stock available week commencing 11/24/25	Each Delivery in 2-4 business days from our UK warehouse for in stock items	1+ $8.84 5+ $8.45 10+ $8.06 25+ $7.66 50+ $7.39 100+ $7.15 250+ $6.46 More Pricing...	Restricted Item Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Add	Mini-Fit Sr. 42819	-	Through Hole Straight	-	Gold Plated Contacts	-	-	Copper Alloy