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Mini-Fit Sr.™ Connectors

Molex Mini-Fit Sr.™ Connectors are available in silver along with other options and support up to 50.0A current with superb electrical reliability and significant cost-savings over a vast range of industrial, consumer, power supply, medical and commercial vehicle applications. The connectors have polarized housing that prevents connector mis-mating, dual-beam (female) terminal design that gives four points of contact to ensure superb contact reliability, and prevents terminal back-out with Terminal Position Assurance (PTA) retainer on housings.
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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Headers & Wire Housings MFSR Trm M 10-12 LOOSE PIECE 42817-1014 (Loose Piece) Molex 1: $1.64 1,284In Stock	Mfr. Part No. 42817-1014 (Loose Piece) Mouser Part No 538-42817-1014-LP	Molex	Headers & Wire Housings MFSR Trm M 10-12 LOOSE PIECE Learn More about Molex minifit sr connectors	Datasheet	1,284In Stock	$1.64 $1.40 $1.31 $1.25	Min.: 1 Mult.: 1
Headers & Wire Housings MFSR Trm M 14-16 REEL OF 1000 42817-1044 (Mouser Reel) Molex 500: $1.13 1,500In Stock	Mfr. Part No. 42817-1044 (Mouser Reel) Mouser Part No 538-42817-1044-MR	Molex	Headers & Wire Housings MFSR Trm M 14-16 REEL OF 1000 Learn More about Molex minifit sr connectors	Datasheet	1,500In Stock	Reel $1.13 $0.968	Min.: 500 Mult.: 500 : 500
Headers & Wire Housings Mini-Fit Sr. Plug Housing, 10mm Pit., Single Row, Panel Mount, 6 Circuit, Black 42818-0612 Molex 1: $2.01 676In Stock 1,050Expected 31/12/2026	Mfr. Part No. 42818-0612 Mouser Part No 538-42818-0612	Molex	Headers & Wire Housings Mini-Fit Sr. Plug Housing, 10mm Pit., Single Row, Panel Mount, 6 Circuit, Black Learn More about Molex minifit sr connectors	Datasheet	676In Stock 1,050Expected 31/12/2026	$2.01 $1.78 $1.59 $1.51 View $1.38 $1.31 $1.27 $1.18 $1.16	Min.: 1 Mult.: 1
Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 1.57mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 2 Pos. 42819-2213 Molex 1: $6.42 204In Stock 1,872Expected 09/11/2026	Mfr. Part No. 42819-2213 Mouser Part No 538-42819-2213	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 1.57mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 2 Pos. Learn More about Molex minifit sr connectors	Datasheet	204In Stock 1,872Expected 09/11/2026	$6.42 $5.73 $5.63 $5.46 View $5.07 $4.70 $4.50 $4.14	Min.: 1 Mult.: 1
Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 3.18mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 2 Pos. 42819-2233 Molex 1: $7.26 11In Stock 1,872Expected 08/01/2027	Mfr. Part No. 42819-2233 Mouser Part No 538-42819-2233	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 3.18mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 2 Pos. Learn More about Molex minifit sr connectors	Datasheet	11In Stock 1,872Expected 08/01/2027	$7.26 $6.40 $5.93 $5.51 View $5.09 $4.83 $4.53 $4.12	Min.: 1 Mult.: 1
Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 6.35mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 3 Pos. 42819-3243 Molex 1: $7.56 75In Stock 1,296Expected 27/01/2027	Mfr. Part No. 42819-3243 Mouser Part No 538-42819-3243	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 6.35mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 3 Pos. Learn More about Molex minifit sr connectors	Datasheet	75In Stock 1,296Expected 27/01/2027	$7.56 $6.43 $5.03 $4.78 View $4.55 $4.39	Min.: 1 Mult.: 1
Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 1.57mm PCB Thick., Tin (Sn) Pltg, 5 Pos., USE NYE LUBE ON MATING SURFACES 42819-5212 Molex 1: $13.12 138In Stock 864Expected 22/12/2026	Mfr. Part No. 42819-5212 Mouser Part No 538-42819-5212	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 1.57mm PCB Thick., Tin (Sn) Pltg, 5 Pos., USE NYE LUBE ON MATING SURFACES Learn More about Molex minifit sr connectors	Datasheet	138In Stock 864Expected 22/12/2026	$13.12 $11.15 $8.98 $8.97 View $8.30 $8.01	Min.: 1 Mult.: 1
Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 1.57mm PCB Thick., Silver (Ag) Pltg, 6 Pos. 42819-6214 Molex 1: $8.90 28In Stock 720Expected 23/03/2027	Mfr. Part No. 42819-6214 Mouser Part No 538-42819-6214	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 1.57mm PCB Thick., Silver (Ag) Pltg, 6 Pos. Learn More about Molex minifit sr connectors	Datasheet	28In Stock 720Expected 23/03/2027	$8.90 $7.57 $6.43 $6.42	Min.: 1 Mult.: 1
Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 2 Pos., 5.1mm Tail Lg., for 2.36mm PCB, Tin (Sn) Pltg, w/ Clip, USE NYE LUBE ON MATING SURFACES 42820-2222 Molex 1: $7.20 17In Stock	Mfr. Part No. 42820-2222 Mouser Part No 538-42820-2222	Molex	Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 2 Pos., 5.1mm Tail Lg., for 2.36mm PCB, Tin (Sn) Pltg, w/ Clip, USE NYE LUBE ON MATING SURFACES	Datasheet	17In Stock	$7.20 $5.81 $5.77 $5.68 View $5.19 $5.03 $4.63 $4.41 $4.18	Min.: 1 Mult.: 1
Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 2 Pos., 5.1mm Tail Lg., for 3.18mm PCB, 0.76 m Gold (Au) Pltg, w/ Clip 42820-2233 Molex 1: $8.11 23In Stock 420Expected 17/12/2026	Mfr. Part No. 42820-2233 Mouser Part No 538-42820-2233	Molex	Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 2 Pos., 5.1mm Tail Lg., for 3.18mm PCB, 0.76 m Gold (Au) Pltg, w/ Clip Learn More about Molex minifit sr connectors	Datasheet	23In Stock 420Expected 17/12/2026	$8.11 $6.55 $6.53 $6.39 $5.23	Min.: 1 Mult.: 1
Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 5 Pos., 3.5mm Tail Lg., for 1.57mm PCB, Tin (Sn) Pltg, w/ Clip, USE NYE LUBE ON MATING SURFACES 42820-5212 Molex 1: $17.31 18In Stock	Mfr. Part No. 42820-5212 Mouser Part No 538-42820-5212	Molex	Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 5 Pos., 3.5mm Tail Lg., for 1.57mm PCB, Tin (Sn) Pltg, w/ Clip, USE NYE LUBE ON MATING SURFACES	Datasheet	18In Stock	Cut Tape $17.31 $14.10 $13.72 $13.58 Reel $11.74 View $12.21 $11.29 $11.16 MouseReel Available	Min.: 1 Mult.: 1 : 180
Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 6 Pos., 5.1mm Tail Lg., for 2.36mm PCB, 0.76 m Gold (Au) Pltg, w/ Clip 42820-6223 Molex 1: $18.41 21In Stock 160Expected 03/03/2027	Mfr. Part No. 42820-6223 Mouser Part No 538-42820-6223	Molex	Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 6 Pos., 5.1mm Tail Lg., for 2.36mm PCB, 0.76 m Gold (Au) Pltg, w/ Clip Learn More about Molex minifit sr connectors	Datasheet	21In Stock 160Expected 03/03/2027	$18.41 $15.14 $14.24 $14.06 View $12.30 $11.93 $11.62 Quote	Min.: 1 Mult.: 1
Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Dual Row, Vert., 1.57mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 12 Pos. 43915-1204 Molex 1: $52.05 9In Stock	Mfr. Part No. 43915-1204 Mouser Part No 538-43915-1204	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Dual Row, Vert., 1.57mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 12 Pos. Learn More about Molex minifit sr connectors	Datasheet	9In Stock	$52.05 $45.74 $44.71 $42.81 View $39.42 $39.41	Min.: 1 Mult.: 1
Headers & Wire Housings Mini-Fit Sr. Plug Housing, 10mm Pit., Dual Row, Panel Mount, 10 Pos., Black 43938-2103 Molex 1: $7.18 195In Stock 440Expected 16/02/2027	Mfr. Part No. 43938-2103 Mouser Part No 538-43938-2103	Molex	Headers & Wire Housings Mini-Fit Sr. Plug Housing, 10mm Pit., Dual Row, Panel Mount, 10 Pos., Black Learn More about Molex minifit sr connectors	Datasheet	195In Stock 440Expected 16/02/2027	$7.18 $6.50 $6.32 $6.02 View $5.84 $5.07 $4.65 $4.32 $4.28	Min.: 1 Mult.: 1
Headers & Wire Housings Mini-Fit Sr. Plug Housing, 10mm Pit., Dual Row, Panel Mount, 14 Pos., Black 43938-2105 Molex 1: $8.11 12In Stock 432Expected 09/02/2027	Mfr. Part No. 43938-2105 Mouser Part No 538-43938-2105	Molex	Headers & Wire Housings Mini-Fit Sr. Plug Housing, 10mm Pit., Dual Row, Panel Mount, 14 Pos., Black Learn More about Molex minifit sr connectors	Datasheet	12In Stock 432Expected 09/02/2027	$8.11 $7.42 $7.01 $6.84 View $5.86 $5.48 $5.14 $4.66 $4.53	Min.: 1 Mult.: 1
Headers & Wire Housings Mini-Fit Sr. Plug Housing, 10mm Pit., Dual Row, Panel Mount, 6 Pos., Black 43938-2201 Molex 1: $6.10 2In Stock 400Expected 31/12/2026	Mfr. Part No. 43938-2201 Mouser Part No 538-43938-2201	Molex	Headers & Wire Housings Mini-Fit Sr. Plug Housing, 10mm Pit., Dual Row, Panel Mount, 6 Pos., Black Learn More about Molex minifit sr connectors	Datasheet	2In Stock 400Expected 31/12/2026	$6.10 $5.61 $5.44 $5.20 View $4.50 $3.88 $3.86 $3.61 $3.53	Min.: 1 Mult.: 1
Headers & Wire Housings Mini-Fit Sr. Dual Row Terminal Pos. Assurance (TPA) Retainer, 8 Pos., Natural 43980-1002 Molex 1: $1.08 1,364In Stock 4,000Expected 29/01/2027	Mfr. Part No. 43980-1002 Mouser Part No 538-43980-1002	Molex	Headers & Wire Housings Mini-Fit Sr. Dual Row Terminal Pos. Assurance (TPA) Retainer, 8 Pos., Natural Learn More about Molex minifit sr connectors	Datasheet	1,364In Stock 4,000Expected 29/01/2027	$1.08 $0.963 $0.908 $0.862 View $0.827 $0.807 $0.684 $0.66 $0.656	Min.: 1 Mult.: 1
Crimpers / Crimping Tools INSULATION ANVIL 63445-1204 Molex 1: $192.58 2In Stock	Mfr. Part No. 63445-1204 Mouser Part No 538-63445-1204	Molex	Crimpers / Crimping Tools INSULATION ANVIL		2In Stock	$192.58 $185.52 $183.55 $181.13 View $181.10 Quote	Min.: 1 Mult.: 1
Crimpers / Crimping Tools Hand Crimp Tool for Standard .093" Pin and Socket Crimp Terminals, 18 AWG 63828-0900 Molex 1: $499.97 2In Stock 10Expected 14/12/2026	Mfr. Part No. 63828-0900 Mouser Part No 538-63828-0900	Molex	Crimpers / Crimping Tools Hand Crimp Tool for Standard .093" Pin and Socket Crimp Terminals, 18 AWG	Datasheet	2In Stock 10Expected 14/12/2026	$499.97 $478.06 $470.17 $470.07 View Quote	Min.: 1 Mult.: 1
Crimpers / Crimping Tools Hand Crimp Tool for Standard .093" Pin and Socket Terminals, 22 AWG 63828-1500 Molex 1: $462.02 1In Stock	Mfr. Part No. 63828-1500 Mouser Part No 538-63828-1500	Molex	Crimpers / Crimping Tools Hand Crimp Tool for Standard .093" Pin and Socket Terminals, 22 AWG Learn More about Molex 093 pin and socket connectors	Datasheet	1In Stock	$462.02 $439.21 $428.19 Quote Quote	Min.: 1 Mult.: 1
Crimpers / Crimping Tools Hand Crimp Tool for Claspcon Socket Crimp Terminals, 24 AWG 63828-1600 Molex 1: $393.48 5In Stock	Mfr. Part No. 63828-1600 Mouser Part No 538-63828-1600	Molex	Crimpers / Crimping Tools Hand Crimp Tool for Claspcon Socket Crimp Terminals, 24 AWG Learn More about Molex mlx power connectors	Datasheet	5In Stock	$393.48 $367.32 $346.09 $331.49	Min.: 1 Mult.: 1
Crimpers / Crimping Tools Hand Crimp Tool 64001-2500 Molex 1: $782.68 1In Stock	Mfr. Part No. 64001-2500 Mouser Part No 538-64001-2500	Molex	Crimpers / Crimping Tools Hand Crimp Tool	Datasheet	1In Stock	$782.68 $716.05 $692.64 View Quote	Min.: 1 Mult.: 1
Crimpers / Crimping Tools Hand Crimp Tool for Board-In Crimp Terminals, 24-22 AWG 200218-4200 Molex 1: $455.16 1In Stock	Mfr. Part No. 200218-4200 Mouser Part No 538-200218-4200	Molex	Crimpers / Crimping Tools Hand Crimp Tool for Board-In Crimp Terminals, 24-22 AWG	Datasheet	1In Stock	$455.16 $455.15 $448.85 $447.65 View Quote	Min.: 1 Mult.: 1
Headers & Wire Housings MN-FT TERM 8G FEM Reel of 500 42815-0031 (Mouser Reel) Molex 500: $1.19 500In Stock	Mfr. Part No. 42815-0031 (Mouser Reel) Mouser Part No 538-42815-0031-MR	Molex	Headers & Wire Housings MN-FT TERM 8G FEM Reel of 500 Learn More about Molex minifit sr connectors	Datasheet	500In Stock	Reel $1.19 $1.02	Min.: 500 Mult.: 500 : 500
Headers & Wire Housings MN-FT TERM 10-12G F Cut Strip of 100 42817-0112 (Cut Strip) Molex 100: $2.94 200In Stock	Mfr. Part No. 42817-0112 (Cut Strip) Mouser Part No 538-42817-0112-CT	Molex	Headers & Wire Housings MN-FT TERM 10-12G F Cut Strip of 100 Learn More about Molex minifit sr connectors	Datasheet	200In Stock	$2.94	Min.: 100 Mult.: 100

Mini-Fit Sr.™ Connectors

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Mini-Fit Sr.™ Connectors

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