Heavy Duty Power Connectors – Mouser Hong Kong

.hide-partial { max-height: none; } .show-more { display: none; }

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.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 37

Applied Filters:

Series

Product

Accessory Type

Current Rating

Number of Positions

Termination Style

Voltage Rating

Insert/Contact Gender

Housing Material

Contact Plating

Contact Material

Wire Gauge Min

Wire Gauge Max

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

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

201840-0040
Molex
1: HK$87.71
2,249In 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

2,249In Stock

HK$87.71

HK$55.16

HK$54.33

HK$52.44

View

Min.: 1
Mult.: 1

201840

Connectors

4 Position

Crimp

Polyetherimide (PEI)

MultiCat

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

201842-1031
Molex
1: HK$138.34
131In 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

131In Stock

HK$138.34

HK$117.63

HK$113.27

HK$107.85

View

Min.: 1
Mult.: 1

201842

Connectors

40 A

3 Position

Solder

1 kV

Pin (Male)

Polyetherimide (PEI)

Gold

Copper Alloy

MultiCat

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

201844-0140
Molex
2: HK$28.85
1,872In 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

1,872In Stock

HK$28.85

HK$22.93

HK$21.87

HK$19.81

View

Min.: 2
Mult.: 2

201844

Accessories

Backshell

4 Position

Polyetherimide (PEI)

18 AWG

12 AWG

MultiCat

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

201841-0041
Molex
1: HK$106.70
310In 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

310In Stock

HK$106.70

HK$90.67

HK$84.99

HK$80.97

View

Min.: 1
Mult.: 1

201841

Connectors

4 Position

Crimp

Polyetherimide (PEI)

MultiCat

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

201844-0131
Molex
1: HK$29.76
1,960In 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

1,960In Stock

HK$29.76

HK$25.32

HK$22.61

HK$21.54

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 3Ckt Key B Gry

201841-0031
Molex
1: HK$91.41
689In 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

689In Stock

HK$91.41

HK$77.68

HK$72.83

HK$69.38

View

Min.: 1
Mult.: 1

201841

Connectors

3 Position

Crimp

Polyetherimide (PEI)

MultiCat

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

201844-0040
Molex
1: HK$28.77
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

HK$28.77

HK$24.41

HK$21.87

HK$20.80

View

Min.: 1
Mult.: 1

201844

Accessories

Backshell

4 Position

Polyetherimide (PEI)

10 AWG

8 AWG

MultiCat

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

201840-0030
Molex
1: HK$63.46
5,701In Stock

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

5,701In Stock

HK$63.46

HK$53.51

HK$51.29

HK$49.73

View

Min.: 1
Mult.: 1

201840

Connectors

3 Position

Crimp

Polyetherimide (PEI)

MultiCat

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

201841-0141
Molex
1: HK$112.53
1,822In 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

1,822In Stock

HK$112.53

HK$96.67

HK$93.05

HK$89.76

View

Min.: 1
Mult.: 1

201841

Connectors

4 Position

Crimp

Polyetherimide (PEI)

MultiCat

Heavy Duty Power Connectors MultiCat Circular Plug Hsg 3Ckt Blk

200914-0003
Molex
1: HK$29.18
1,800In 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

1,800In Stock

HK$29.18

HK$24.82

HK$22.19

HK$21.13

View

Min.: 1
Mult.: 1

200914

Connectors

3 Position

Crimp

Polyetherimide (PEI)

MultiCat

Heavy Duty Power Connectors MultiCat Circular Rcpt Hsg 3Ckt Blk

200915-0003
Molex
1: HK$30.00
1,106In Stock
1,536Expected 5/11/2026

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

1,106In Stock

1,536Expected 5/11/2026

HK$30.00

HK$25.56

HK$22.85

HK$21.70

View

Min.: 1
Mult.: 1

200915

Connectors

3 Position

Crimp

Polyetherimide (PEI)

MultiCat

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

201840-0031
Molex
1: HK$73.16
1,396In Stock

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

1,396In Stock

HK$73.16

HK$66.34

HK$63.29

HK$61.49

View

Min.: 1
Mult.: 1

201840

Connectors

3 Position

Crimp

Polyetherimide (PEI)

MultiCat

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

201840-0041
Molex
1: HK$97.24
571In 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

571In Stock

HK$97.24

HK$82.61

HK$77.43

HK$73.82

View

Min.: 1
Mult.: 1

201840

Connectors

4 Position

Crimp

Polyetherimide (PEI)

MultiCat

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

201841-0030
Molex
1: HK$74.97
1,083In Stock

Mfr. Part No.
201841-0030

Mouser Part No
538-201841-0030

Molex

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

Learn More

Datasheet

1,083In Stock

HK$74.97

HK$61.65

HK$60.42

HK$58.12

View

Min.: 1
Mult.: 1

201841

Connectors

3 Position

Crimp

Polyetherimide (PEI)

MultiCat

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

201841-0131
Molex
1: HK$100.37
1,734In Stock
768Expected 1/10/2026

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

1,734In Stock

768Expected 1/10/2026

HK$100.37

HK$87.79

HK$81.87

HK$77.68

View

Min.: 1
Mult.: 1

201841

Connectors

3 Position

Crimp

Polyetherimide (PEI)

MultiCat

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

201841-0140
Molex
1: HK$116.31
226In Stock
384Expected 5/11/2026

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

226In Stock

384Expected 5/11/2026

HK$116.31

HK$102.01

HK$97.65

HK$93.13

View

Min.: 1
Mult.: 1

201841

Connectors

4 Position

Crimp

Polyetherimide (PEI)

MultiCat

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

201842-1030
Molex
1: HK$116.15
331In Stock
405Expected 9/10/2026

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

331In Stock

405Expected 9/10/2026

HK$116.15

HK$94.61

HK$90.83

HK$87.63

View

Min.: 1
Mult.: 1

201842

Connectors

40 A

3 Position

Solder

1 kV

Pin (Male)

Polyetherimide (PEI)

Gold

Copper Alloy

MultiCat

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

201842-1040
Molex
1: HK$140.23
121In Stock
270Expected 21/10/2026

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

121In Stock

270Expected 21/10/2026

HK$140.23

HK$121.98

HK$115.49

HK$112.45

View

Min.: 1
Mult.: 1

201842

Connectors

40 A

4 Position

Solder

1 kV

Pin (Male)

Polyetherimide (PEI)

Gold

Copper Alloy

MultiCat

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

201843-1030
Molex
1: HK$160.62
645In Stock
135Expected 6/10/2026

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

645In Stock

135Expected 6/10/2026

HK$160.62

HK$136.78

HK$129.71

HK$127.82

View

Min.: 1
Mult.: 1

201843

Connectors

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: HK$211.67
134In 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

134In Stock

HK$211.67

HK$184.13

HK$183.55

HK$151.17

View

Min.: 1
Mult.: 1

201843

Connectors

40 A

4 Position

Solder

1 kV

Pin (Male)

Polyetherimide (PEI)

Gold

Copper Alloy

MultiCat

Heavy Duty Power Connectors MultiCat Herm BCKSHL 3 Circ 8-10AWG GRY

201844-0031
Molex
1: HK$29.59
762In Stock

Mfr. Part No.
201844-0031

Mouser Part No
538-201844-0031

Molex

Heavy Duty Power Connectors MultiCat Herm BCKSHL 3 Circ 8-10AWG GRY

Datasheet

762In Stock

HK$29.59

HK$25.15

HK$22.44

HK$21.37

View

Min.: 1
Mult.: 1

201844

Accessories

Backshell

3 Position

Polyetherimide (PEI)

8 AWG

10 AWG

MultiCat

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

201844-0041
Molex
1: HK$39.54
731In Stock

Mfr. Part No.
201844-0041

Mouser Part No
538-201844-0041

Molex

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

Datasheet

731In Stock

HK$39.54

HK$36.00

HK$34.11

HK$31.73

View

Min.: 1
Mult.: 1

201844

Accessories

Backshell

4 Position

Polyetherimide (PEI)

8 AWG

10 AWG

MultiCat

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

201844-0130
Molex
1: HK$22.61
7,511In Stock
6,000Expected 11/9/2026

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

7,511In Stock

6,000Expected 11/9/2026

HK$22.61

HK$20.14

HK$17.02

HK$16.28

View

Min.: 1
Mult.: 1

201844

Accessories

Backshell

3 Position

Polyetherimide (PEI)

18 AWG

12 AWG

MultiCat

Heavy Duty Power Connectors MultiCat Plug Terminal 8-10 AWG

201845-0040
Molex
1: HK$44.55
700In Stock
2,750On Order

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

700In Stock

2,750On Order

HK$44.55

HK$37.89

HK$35.51

HK$33.78

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 Inline Rcpt Hsg 4Ckt Key A Blk

201841-0040
Molex
1: HK$95.11
41In 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

41In Stock

HK$95.11

HK$80.88

HK$75.79

HK$72.17

View

Min.: 1
Mult.: 1

201841

Connectors

4 Position

Crimp

Polyetherimide (PEI)

MultiCat

MultiCat High-Power Connector System

Customer Service Office

Company

Resources

Support