Heavy Duty Power Connectors

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MultiCat High-Power Connector System

Molex MultiCat Power Connector System with precision machined contacts quickly mate and ensure superior durability and proper connection via connector position assurance (CPA). This CPA makes the MultiCat System effective in multiple industries. The MultiCat Power Connector System features lightweight and compact wire-to-wire and wire-to-board configurations while accommodating 18AWG to 8AWG wires.

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Part #

Heavy Duty Power Connectors MultiCat Receptacle Terminal 8-10 AWG

201846-0040
Molex
1: 20,27 RON
6.401In Stock

Mfr. Part No.
201846-0040

Mouser Part No
538-201846-0040

Molex

Heavy Duty Power Connectors MultiCat Receptacle Terminal 8-10 AWG

Learn More

Datasheet

6.401In Stock

20,27 RON

17,25 RON

15,49 RON

15,19 RON

View

Min.: 1
Mult.: 1

201846

Contacts

40 A

Crimp

1 kVAC

Socket (Female)

Gold

Copper Alloy

10 AWG

8 AWG

MultiCat

Heavy Duty Power Connectors MultiCat Vert Header 3 Circ GRY Key B

201842-1031
Molex
1: 49,24 RON
151In Stock

Mfr. Part No.
201842-1031

Mouser Part No
538-201842-1031

Molex

Heavy Duty Power Connectors MultiCat Vert Header 3 Circ GRY Key B

Datasheet

151In Stock

49,24 RON

45,57 RON

41,45 RON

Min.: 1
Mult.: 1

201842

Headers

40 A

3 Position

Solder

1 kV

Pin (Male)

Polyetherimide (PEI)

Gold

Copper Alloy

MultiCat

Heavy Duty Power Connectors MultiCat Inline Plg Hsg 4Ckt Key B Gry

201840-0041
Molex
1: 34,96 RON
1.039In Stock

Mfr. Part No.
201840-0041

Mouser Part No
538-201840-0041

Molex

Heavy Duty Power Connectors MultiCat Inline Plg Hsg 4Ckt Key B Gry

Datasheet

1.039In Stock

34,96 RON

29,73 RON

27,87 RON

27,31 RON

Min.: 1
Mult.: 1

201840

Housings

4 Position

Crimp

Polyetherimide (PEI)

MultiCat

Heavy Duty Power Connectors MultiCat Vert Header 3 Circ BLK Key A

201842-1030
Molex
1: 42,50 RON
670In Stock

Mfr. Part No.
201842-1030

Mouser Part No
538-201842-1030

Molex

Heavy Duty Power Connectors MultiCat Vert Header 3 Circ BLK Key A

Learn More

Datasheet

670In Stock

42,50 RON

36,32 RON

35,31 RON

Min.: 1
Mult.: 1

201842

Headers

40 A

3 Position

Solder

1 kV

Pin (Male)

Polyetherimide (PEI)

Gold

Copper Alloy

MultiCat

Heavy Duty Power Connectors MultiCat Circular Plug Hsg 3Ckt Blk

200914-0003
Molex
1: 7,65 RON
739In Stock

Mfr. Part No.
200914-0003

Mouser Part No
538-200914-0003

Molex

Heavy Duty Power Connectors MultiCat Circular Plug Hsg 3Ckt Blk

Learn More

Datasheet

739In Stock

7,65 RON

Min.: 1
Mult.: 1

200914

Housings

3 Position

Crimp

Polyetherimide (PEI)

MultiCat

Heavy Duty Power Connectors MultiCat Herm BCKSHL 3 Circ 12-18AWG GRY

201844-0131
Molex
1: 9,76 RON
2.095In Stock

Mfr. Part No.
201844-0131

Mouser Part No
538-201844-0131

Molex

Heavy Duty Power Connectors MultiCat Herm BCKSHL 3 Circ 12-18AWG GRY

Datasheet

2.095In Stock

9,76 RON

9,41 RON

8,80 RON

8,45 RON

View

Min.: 1
Mult.: 1

201844

Accessories

Backshell

3 Position

Polyetherimide (PEI)

12 AWG

18 AWG

MultiCat

Heavy Duty Power Connectors MultiCat Inline Rcpt Hsg 4Ckt Key B Gry

201841-0041
Molex
1: 37,07 RON
367In Stock

Mfr. Part No.
201841-0041

Mouser Part No
538-201841-0041

Molex

Heavy Duty Power Connectors MultiCat Inline Rcpt Hsg 4Ckt Key B Gry

Datasheet

367In Stock

37,07 RON

34,41 RON

30,28 RON

Min.: 1
Mult.: 1

201841

Housings

4 Position

Crimp

Polyetherimide (PEI)

MultiCat

Heavy Duty Power Connectors MultiCat Inline Rcpt w/CPA 3P Key B GRY

201841-0131
Molex
1: 32,19 RON
1.768In Stock

Mfr. Part No.
201841-0131

Mouser Part No
538-201841-0131

Molex

Heavy Duty Power Connectors MultiCat Inline Rcpt w/CPA 3P Key B GRY

Datasheet

1.768In Stock

32,19 RON

31,04 RON

29,17 RON

Min.: 1
Mult.: 1

201841

Housings

3 Position

Crimp

Polyetherimide (PEI)

MultiCat

Heavy Duty Power Connectors MultiCat Inline Rcpt Hsg 3Ckt Key B Gry

201841-0031
Molex
1: 43,81 RON
694In Stock

Mfr. Part No.
201841-0031

Mouser Part No
538-201841-0031

Molex

Heavy Duty Power Connectors MultiCat Inline Rcpt Hsg 3Ckt Key B Gry

Datasheet

694In Stock

43,81 RON

38,43 RON

36,12 RON

34,81 RON

View

Min.: 1
Mult.: 1

201841

Housings

3 Position

Crimp

Polyetherimide (PEI)

MultiCat

Heavy Duty Power Connectors MultiCat Inline Plg Hsg 4Ckt Key A Blk

201840-0040
Molex
1: 37,02 RON
1.157In Stock

Mfr. Part No.
201840-0040

Mouser Part No
538-201840-0040

Molex

Heavy Duty Power Connectors MultiCat Inline Plg Hsg 4Ckt Key A Blk

Learn More

Datasheet

1.157In Stock

37,02 RON

27,06 RON

26,61 RON

25,70 RON

View

Min.: 1
Mult.: 1

201840

Housings

4 Position

Crimp

Polyetherimide (PEI)

MultiCat

Heavy Duty Power Connectors MultiCat Herm BCKSHL 4 Circ 12-18AWG BLK

201844-0140
Molex
2: 11,27 RON
1.892In Stock

Mfr. Part No.
201844-0140

Mouser Part No
538-201844-0140

Molex

Heavy Duty Power Connectors MultiCat Herm BCKSHL 4 Circ 12-18AWG BLK

Learn More

Datasheet

1.892In Stock

11,27 RON

9,05 RON

8,60 RON

7,80 RON

View

Min.: 2
Mult.: 2

201844

Accessories

Backshell

4 Position

Polyetherimide (PEI)

18 AWG

12 AWG

MultiCat

Heavy Duty Power Connectors MultiCat Herm BCKSHL 4 Circ 8-10AWG BLK

201844-0040
Molex
1: 11,27 RON
520In Stock

Mfr. Part No.
201844-0040

Mouser Part No
538-201844-0040

Molex

Heavy Duty Power Connectors MultiCat Herm BCKSHL 4 Circ 8-10AWG BLK

Learn More

Datasheet

520In Stock

11,27 RON

9,66 RON

9,05 RON

8,60 RON

View

Min.: 1
Mult.: 1

201844

Accessories

Backshell

4 Position

Polyetherimide (PEI)

10 AWG

8 AWG

MultiCat

Heavy Duty Power Connectors MultiCat Herm BCKSHL 3 Circ 12-18AWG BLK

201844-0130
Molex
1: 8,65 RON
9.354In Stock

Mfr. Part No.
201844-0130

Mouser Part No
538-201844-0130

Molex

Heavy Duty Power Connectors MultiCat Herm BCKSHL 3 Circ 12-18AWG BLK

Learn More

Datasheet

9.354In Stock

8,65 RON

7,34 RON

6,89 RON

6,59 RON

View

Min.: 1
Mult.: 1

201844

Accessories

Backshell

3 Position

Polyetherimide (PEI)

18 AWG

12 AWG

MultiCat

Heavy Duty Power Connectors MultiCat Inline Plg Hsg 3Ckt Key A Blk

201840-0030
Molex
1: 29,98 RON
941In Stock
3.200Expected 4/17/2026

Mfr. Part No.
201840-0030

Mouser Part No
538-201840-0030

Molex

Heavy Duty Power Connectors MultiCat Inline Plg Hsg 3Ckt Key A Blk

Learn More

Datasheet

941In Stock

3.200Expected 4/17/2026

29,98 RON

25,30 RON

24,55 RON

24,24 RON

View

Min.: 1
Mult.: 1

201840

Housings

3 Position

Crimp

Polyetherimide (PEI)

MultiCat

Heavy Duty Power Connectors MultiCat Inline Plg Hsg 3Ckt Key B Gry

201840-0031
Molex
1: 39,38 RON
388In Stock
1.600Expected 5/20/2026

Mfr. Part No.
201840-0031

Mouser Part No
538-201840-0031

Molex

Heavy Duty Power Connectors MultiCat Inline Plg Hsg 3Ckt Key B Gry

Datasheet

388In Stock

1.600Expected 5/20/2026

39,38 RON

33,50 RON

31,39 RON

29,88 RON

View

Min.: 1
Mult.: 1

201840

Housings

3 Position

Crimp

Polyetherimide (PEI)

MultiCat

Heavy Duty Power Connectors MultiCat Inline Rcpt w/CPA 3P Key A BLK

201841-0130
Molex
1: 31,49 RON
1.352In Stock

Mfr. Part No.
201841-0130

Mouser Part No
538-201841-0130

Molex

Heavy Duty Power Connectors MultiCat Inline Rcpt w/CPA 3P Key A BLK

Learn More

Datasheet

1.352In Stock

31,49 RON

29,53 RON

29,48 RON

28,87 RON

View

Min.: 1
Mult.: 1

201841

Housings

3 Position

Crimp

Polyetherimide (PEI)

MultiCat

Heavy Duty Power Connectors MultiCat Inline Rcpt w/CPA 4P Key A BLK

201841-0140
Molex
1: 55,33 RON
356In Stock

Mfr. Part No.
201841-0140

Mouser Part No
538-201841-0140

Molex

Heavy Duty Power Connectors MultiCat Inline Rcpt w/CPA 4P Key A BLK

Learn More

Datasheet

356In Stock

55,33 RON

44,31 RON

42,50 RON

40,94 RON

View

Min.: 1
Mult.: 1

201841

Housings

4 Position

Crimp

Polyetherimide (PEI)

MultiCat

Heavy Duty Power Connectors MultiCat Inline Rcpt w/CPA 4P Key B GRY

201841-0141
Molex
1: 38,93 RON
1.110In Stock

Mfr. Part No.
201841-0141

Mouser Part No
538-201841-0141

Molex

Heavy Duty Power Connectors MultiCat Inline Rcpt w/CPA 4P Key B GRY

Datasheet

1.110In Stock

38,93 RON

34,15 RON

Min.: 1
Mult.: 1

201841

Housings

4 Position

Crimp

Polyetherimide (PEI)

MultiCat

Heavy Duty Power Connectors MultiCat Vert Header 4 Circ BLK Key A

201842-1040
Molex
1: 67,20 RON
211In Stock

Mfr. Part No.
201842-1040

Mouser Part No
538-201842-1040

Molex

Heavy Duty Power Connectors MultiCat Vert Header 4 Circ BLK Key A

Learn More

Datasheet

211In Stock

67,20 RON

58,65 RON

55,63 RON

54,27 RON

View

Min.: 1
Mult.: 1

201842

Headers

40 A

4 Position

Solder

1 kV

Pin (Male)

Polyetherimide (PEI)

Gold

Copper Alloy

MultiCat

Heavy Duty Power Connectors MultiCat Plug Terminal 8-10 AWG

201845-0040
Molex
1: 15,69 RON
1.847In Stock

Mfr. Part No.
201845-0040

Mouser Part No
538-201845-0040

Molex

Heavy Duty Power Connectors MultiCat Plug Terminal 8-10 AWG

Learn More

Datasheet

1.847In Stock

15,69 RON

14,99 RON

14,23 RON

13,18 RON

View

Min.: 1
Mult.: 1

201845

Contacts

40 A

Crimp

1 kVAC

Pin (Male)

Gold

Copper Alloy

10 AWG

8 AWG

MultiCat

Heavy Duty Power Connectors MultiCat Receptacle Terminal 10-12 AWG

201846-0030
Molex
1: 22,89 RON
1.000In Stock

Mfr. Part No.
201846-0030

Mouser Part No
538-201846-0030

Molex

Heavy Duty Power Connectors MultiCat Receptacle Terminal 10-12 AWG

Learn More

Datasheet

1.000In Stock

22,89 RON

16,70 RON

14,49 RON

14,13 RON

View

Min.: 1
Mult.: 1

201846

Contacts

30 A

Crimp

1 kVAC

Socket (Female)

Gold

Copper Alloy

12 AWG

10 AWG

MultiCat

Heavy Duty Power Connectors MultiCat Circular Rcpt Hsg 3Ckt Blk

200915-0003
Molex
1: 12,27 RON
457In Stock

Mfr. Part No.
200915-0003

Mouser Part No
538-200915-0003

Molex

Heavy Duty Power Connectors MultiCat Circular Rcpt Hsg 3Ckt Blk

Learn More

Datasheet

457In Stock

12,27 RON

10,46 RON

9,36 RON

8,90 RON

7,90 RON

Min.: 1
Mult.: 1

200915

Housings

3 Position

Crimp

Polyetherimide (PEI)

MultiCat

Heavy Duty Power Connectors MultiCat Inline Rcpt Hsg 4Ckt Key A Blk

201841-0040
Molex
1: 41,30 RON
133In Stock

Mfr. Part No.
201841-0040

Mouser Part No
538-201841-0040

Molex

Heavy Duty Power Connectors MultiCat Inline Rcpt Hsg 4Ckt Key A Blk

Datasheet

133In Stock

41,30 RON

35,11 RON

32,95 RON

31,39 RON

View

Min.: 1
Mult.: 1

201841

Housings

4 Position

Crimp

Polyetherimide (PEI)

MultiCat

Heavy Duty Power Connectors MultiCat R/A Header 3 Circ BLK Key A

201843-1030
Molex
1: 82,64 RON
12In Stock
270Expected 4/7/2026

Mfr. Part No.
201843-1030

Mouser Part No
538-201843-1030

Molex

Heavy Duty Power Connectors MultiCat R/A Header 3 Circ BLK Key A

Learn More

Datasheet

12In Stock

270Expected 4/7/2026

82,64 RON

70,27 RON

65,49 RON

62,37 RON

View

Min.: 1
Mult.: 1

201843

Headers

40 A

3 Position

Solder

1 kV

Pin (Male)

Polyetherimide (PEI)

Gold

Copper Alloy

MultiCat

Heavy Duty Power Connectors MultiCat R/A Header 4 Circ GRY Key B

201843-1041
Molex
1: 104,17 RON
22In Stock

Mfr. Part No.
201843-1041

Mouser Part No
538-201843-1041

Molex

Heavy Duty Power Connectors MultiCat R/A Header 4 Circ GRY Key B

Datasheet

22In Stock

104,17 RON

88,53 RON

82,94 RON

79,02 RON

View

Min.: 1
Mult.: 1

201843

Headers

40 A

4 Position

Solder

1 kV

Pin (Male)

Polyetherimide (PEI)

Gold

Copper Alloy

MultiCat

MultiCat High-Power Connector System

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