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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 Mini-Fit Sr. Crimp Terminal, Male, 12-10 AWG, Silver (Ag) 42817-1114 Molex 1: $2.28 19,442In Stock	Mfr. Part No. 42817-1114 Mouser Part No 538-42817-1114	Molex	Headers & Wire Housings Mini-Fit Sr. Crimp Terminal, Male, 12-10 AWG, Silver (Ag) Learn More about Molex minifit sr connectors	Datasheet	19,442In Stock	Cut Tape $2.28 Reel $1.31 $1.24	Min.: 1 Mult.: 1 : 2,500
Headers & Wire Housings Mini-Fit Sr. Recept. Housing, 10mm Pit., Single Row, 3 Circuit, Black 42816-0312 Molex 1: $1.65 47,773In Stock 1,500On Order	Mfr. Part No. 42816-0312 Mouser Part No 538-42816-0312	Molex	Headers & Wire Housings Mini-Fit Sr. Recept. Housing, 10mm Pit., Single Row, 3 Circuit, Black Learn More about Molex minifit sr connectors	Datasheet	47,773In Stock 1,500On Order	$1.65 $1.48 $1.12 $1.09 View $1.02 $1.01 $0.991 $0.967	Min.: 1 Mult.: 1
Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Dual Row, Vert., 3.18mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 8 Pos. 43915-1212 Molex 1: $37.47 336In Stock	Mfr. Part No. 43915-1212 Mouser Part No 538-43915-1212	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Dual Row, Vert., 3.18mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 8 Pos. Learn More about Molex minifit sr connectors	Datasheet	336In Stock	$37.47 $31.84 $29.85 $28.52 View $26.32 $25.13 Quote	Min.: 1 Mult.: 1
Crimpers / Crimping Tools Hand Crimp Tool for Board-In Crimp Terminals, 18-16 AWG 200218-4100 Molex 1: $434.31 6In Stock	Mfr. Part No. 200218-4100 Mouser Part No 538-200218-4100	Molex	Crimpers / Crimping Tools Hand Crimp Tool for Board-In Crimp Terminals, 18-16 AWG	Datasheet	6In Stock	$434.31 $409.81 Quote Quote	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, 3 Pos. 42819-3233 Molex 1: $7.76 987In Stock	Mfr. Part No. 42819-3233 Mouser Part No 538-42819-3233	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 3.18mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 3 Pos. Learn More about Molex minifit sr connectors	Datasheet	987In Stock	$7.76 $7.09 $7.07 $7.06 View $7.05 $6.23 $6.09 $5.53	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, 6 Pos. 42819-6213 Molex 1: $16.80 818In Stock	Mfr. Part No. 42819-6213 Mouser Part No 538-42819-6213	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 1.57mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 6 Pos. Learn More about Molex minifit sr connectors	Datasheet	818In Stock	$16.80 $13.99 $13.69 $13.58 View $12.59 $12.34 $11.94	Min.: 1 Mult.: 1
Headers & Wire Housings Mini-Fit Sr. Crimp Terminal, Male, 16-14 AWG, Silver (Ag) 42817-1144 Molex 1: $2.28 4,927In Stock	Mfr. Part No. 42817-1144 Mouser Part No 538-42817-1144	Molex	Headers & Wire Housings Mini-Fit Sr. Crimp Terminal, Male, 16-14 AWG, Silver (Ag) Learn More about Molex minifit sr connectors	Datasheet	4,927In Stock	Cut Tape $2.28 Reel $1.31 $1.24	Min.: 1 Mult.: 1 : 2,500
Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Dual Row, Vert., 6.35mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 6 Pos. 43915-1216 Molex 1: $40.27 136In Stock	Mfr. Part No. 43915-1216 Mouser Part No 538-43915-1216	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Dual Row, Vert., 6.35mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 6 Pos. Learn More about Molex minifit sr connectors	Datasheet	136In Stock	$40.27 $34.23 $32.54 $31.49 View $30.44 $27.97 Quote	Min.: 1 Mult.: 1
Headers & Wire Housings MF SR Crimp Term Fem Silvr 10-12AWG Lubed STRIP OF 100 42815-0114 (Cut Strip) Molex 100: $0.707 6,000In Stock 500On Order New At Mouser	Mfr. Part No. 42815-0114 (Cut Strip) Mouser Part No 538-42815-0114-CT New At Mouser	Molex	Headers & Wire Housings MF SR Crimp Term Fem Silvr 10-12AWG Lubed STRIP OF 100	Datasheet	6,000In Stock 500On Order	Reel $0.707	Min.: 100 Mult.: 100 : 100
Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 4 Pos., 8.3mm Tail Lg., for 6.35mm PCB, 0.76 m Gold (Au) Pltg, w/ Clip 42820-4243 Molex 1: $16.44 220In Stock 20Expected 24/11/2026	Mfr. Part No. 42820-4243 Mouser Part No 538-42820-4243	Molex	Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 4 Pos., 8.3mm Tail Lg., for 6.35mm PCB, 0.76 m Gold (Au) Pltg, w/ Clip Learn More about Molex minifit sr connectors	Datasheet	220In Stock 20Expected 24/11/2026	$16.44 $14.57 $14.01 $13.45 View $11.39 $10.89 $10.29 $9.96 Quote	Min.: 1 Mult.: 1
Headers & Wire Housings Mini-Fit Sr. Crimp Terminal, Male, 16-14 AWG, Gold (Au) 42817-0142 Molex 1: $3.63 1,413In Stock	Mfr. Part No. 42817-0142 Mouser Part No 538-42817-0142	Molex	Headers & Wire Housings Mini-Fit Sr. Crimp Terminal, Male, 16-14 AWG, Gold (Au) Learn More about Molex minifit sr connectors	Datasheet	1,413In Stock	Cut Tape $3.63 Reel $2.09	Min.: 1 Mult.: 1 : 2,500
Headers & Wire Housings MF SR M TERM 8AWG GLD LOOSE PIECE 42817-0032 (Loose Piece) Molex 1: $4.80 1,702In Stock	Mfr. Part No. 42817-0032 (Loose Piece) Mouser Part No 538-42817-0032-LP	Molex	Headers & Wire Housings MF SR M TERM 8AWG GLD LOOSE PIECE Learn More about Molex minifit sr connectors	Datasheet	1,702In Stock	$4.80 $4.07 $3.82 $3.64	Min.: 1 Mult.: 1
Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 3.18mm PCB Thick., Silver (Ag) Pltg, 2 Pos. 42819-2234 Molex 1: $4.89 2,532In Stock	Mfr. Part No. 42819-2234 Mouser Part No 538-42819-2234	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 3.18mm PCB Thick., Silver (Ag) Pltg, 2 Pos. Learn More about Molex minifit sr connectors	Datasheet	2,532In Stock	$4.89 $4.16 $4.15 $3.17 View $3.02 $2.87 $2.75	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, Silver (Ag) Pltg, w/ Clip 42820-2224 Molex 1: $5.74 714In Stock	Mfr. Part No. 42820-2224 Mouser Part No 538-42820-2224	Molex	Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 2 Pos., 5.1mm Tail Lg., for 2.36mm PCB, Silver (Ag) Pltg, w/ Clip Learn More about Molex minifit sr connectors	Datasheet	714In Stock	$5.74 $4.52 $3.91 $3.90 View $3.65 $3.59 $3.41	Min.: 1 Mult.: 1
Headers & Wire Housings Mini-Fit Sr. Crimp Terminal, Male, 16-14 AWG, Tin (Sn) 42817-0141 Molex 2,500: $1.78 5,000In Stock	Mfr. Part No. 42817-0141 Mouser Part No 538-42817-0141	Molex	Headers & Wire Housings Mini-Fit Sr. Crimp Terminal, Male, 16-14 AWG, Tin (Sn) Learn More about Molex minifit sr connectors	Datasheet	5,000In Stock	Reel $1.78 $1.66	Min.: 2,500 Mult.: 2,500 : 2,500
Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 3 Pos., 5.1mm Tail Lg., for 2.36mm PCB, 0.76 m Gold (Au) Pltg, w/ Clip 42820-3223 Molex 1: $9.91 1,299In Stock	Mfr. Part No. 42820-3223 Mouser Part No 538-42820-3223	Molex	Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 3 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	1,299In Stock	$9.91 $8.09 $8.08 $8.01 View $7.33 $7.02 $6.57 $6.41 Quote	Min.: 1 Mult.: 1
Headers & Wire Housings Mini-Fit Sr. Plug Housing, 10mm Pit., Single Row, Panel Mount, 5 Circuit, Black 42818-0512 Molex 1: $2.05 1,892In Stock	Mfr. Part No. 42818-0512 Mouser Part No 538-42818-0512	Molex	Headers & Wire Housings Mini-Fit Sr. Plug Housing, 10mm Pit., Single Row, Panel Mount, 5 Circuit, Black Learn More about Molex minifit sr connectors	Datasheet	1,892In Stock	$2.05 $1.84 $1.62 $1.49 View $1.33 $1.29 $1.25	Min.: 1 Mult.: 1
Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 1.57mm PCB Thick., Silver (Ag) Pltg, 3 Pos. 42819-3214 Molex 1: $4.84 2,168In Stock	Mfr. Part No. 42819-3214 Mouser Part No 538-42819-3214	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 1.57mm PCB Thick., Silver (Ag) Pltg, 3 Pos. Learn More about Molex minifit sr connectors	Datasheet	2,168In Stock	$4.84 $4.11 $3.50 $3.11 $2.91	Min.: 1 Mult.: 1
Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 3 Pos., 8.3mm Tail Lg., for 6.35mm PCB, 0.76 m Gold (Au) Pltg, w/ Clip 42820-3243 Molex 1: $11.61 281In Stock	Mfr. Part No. 42820-3243 Mouser Part No 538-42820-3243	Molex	Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 3 Pos., 8.3mm Tail Lg., for 6.35mm PCB, 0.76 m Gold (Au) Pltg, w/ Clip Learn More about Molex minifit sr connectors	Datasheet	281In Stock	$11.61 $10.45 $9.85 $9.59 View $9.34 $6.96 $6.83 $6.74 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, 10 Pos. 43915-1203 Molex 1: $48.48 499In Stock	Mfr. Part No. 43915-1203 Mouser Part No 538-43915-1203	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Dual Row, Vert., 1.57mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 10 Pos. Learn More about Molex minifit sr connectors	Datasheet	499In Stock	$48.48 $41.21 $40.44 $39.14 View $34.23 $34.22 Quote	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, 2 Pos. 42819-2243 Molex 1: $5.96 1,452In Stock	Mfr. Part No. 42819-2243 Mouser Part No 538-42819-2243	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 6.35mm PCB Thick., 0.76 m Gold (Au) Selective Pltg, 2 Pos. Learn More about Molex minifit sr connectors	Datasheet	1,452In Stock	$5.96 $5.43 $5.14 $5.02 View $4.78 $4.18 $4.05 $3.02	Min.: 1 Mult.: 1
Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 4 Pos., 5.1mm Tail Lg., for 2.36mm PCB, Silver (Ag) Pltg, w/ Clip 42820-4224 Molex 1: $10.47 360In Stock	Mfr. Part No. 42820-4224 Mouser Part No 538-42820-4224	Molex	Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 4 Pos., 5.1mm Tail Lg., for 2.36mm PCB, Silver (Ag) Pltg, w/ Clip Learn More about Molex minifit sr connectors	Datasheet	360In Stock	$10.47 $8.91 $8.89 $8.88 View $7.12 $7.02 $6.57 $6.12 Quote	Min.: 1 Mult.: 1
Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 1.57mm PCB Thick., Tin (Sn) Pltg, Glow-Wire Capable, 3 Pos., USE NYE LUBE ON MATING SURFACES 42819-3212 Molex 1: $8.03 951In Stock	Mfr. Part No. 42819-3212 Mouser Part No 538-42819-3212	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 1.57mm PCB Thick., Tin (Sn) Pltg, Glow-Wire Capable, 3 Pos., USE NYE LUBE ON MATING SURFACES Learn More about Molex minifit sr connectors	Datasheet	951In Stock	$8.03 $7.27 $6.09 $5.83 View $5.58 $5.32 $4.97 $4.70	Min.: 1 Mult.: 1
Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 1.57mm PCB Thick., Silver (Ag) Pltg, 5 Pos. 42819-5214 Molex 1: $8.24 720In Stock	Mfr. Part No. 42819-5214 Mouser Part No 538-42819-5214	Molex	Headers & Wire Housings 10mm Pit. Mini-Fit Sr. Header, Single Row, Vert., 1.57mm PCB Thick., Silver (Ag) Pltg, 5 Pos. Learn More about Molex minifit sr connectors	Datasheet	720In Stock	$8.24 $7.46 $7.04 $6.87 View $6.53 $5.84 $4.83 $4.69 $4.58	Min.: 1 Mult.: 1
Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 3 Pos., 5.1mm Tail Lg., for 3.18mm PCB, 0.76 m Gold (Au) Pltg, w/ Clip 42820-3233 Molex 1: $11.36 221In Stock	Mfr. Part No. 42820-3233 Mouser Part No 538-42820-3233	Molex	Headers & Wire Housings Mini-Fit Sr. R/A Header, 10mm Pit., Single Row, 3 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	221In Stock	$11.36 $9.38 $8.18 $7.31 View $6.84 $6.75 Quote	Min.: 1 Mult.: 1

Mini-Fit Sr.™ Connectors

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