Standard Circular Connector

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EC Series Caps

Caplugs EC Series Caps are designed for threaded connectors and fit 36-pin and 68-pin Champ 050 connectors and 50-pin Champ-type connectors. These EC threaded caps are designed for easy application and removal in areas not readily accessible. The EC series caps can be installed over threads or cylindrical surfaces. Caplugs EC Series Caps are made of low-density polyethylene material and available in red color.

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Part #

Standard Circular Connector 69.85mm Red PE

EC-44
Caplugs
1: $1.43
89In Stock
500On Order

Mfr. Part #
EC-44

Mouser Part #
376-EC-44

Caplugs

Standard Circular Connector 69.85mm Red PE

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Datasheet

89In Stock

500On Order

$1.43

$1.20

$1.15

$1.07

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

75.18 mm

15.24 mm

Standard Circular Connector 76.2mm Red PE

EC-48
Caplugs
1: $1.66
996In Stock

Mfr. Part #
EC-48

Mouser Part #
376-EC-48

Caplugs

Standard Circular Connector 76.2mm Red PE

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Datasheet

996In Stock

$1.66

$1.39

$1.34

$1.25

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

82.04 mm

15.24 mm

Standard Circular Connector 101.6mm Red PE

EC-64
Caplugs
1: $1.83
307In Stock

Mfr. Part #
EC-64

Mouser Part #
376-EC-64

Caplugs

Standard Circular Connector 101.6mm Red PE

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Datasheet

307In Stock

$1.83

$1.54

$1.48

$1.03

$0.855

Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

105.66 mm

25.4 mm

Standard Circular Connector 38.1mm Red PE

EC-24
Caplugs
1: $0.518
11,613In Stock

Mfr. Part #
EC-24

Mouser Part #
376-EC-24

Caplugs

Standard Circular Connector 38.1mm Red PE

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Datasheet

11,613In Stock

$0.518

$0.442

$0.39

$0.338

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

43.18 mm

14.22 mm

Standard Circular Connector 41.28mm Red PE

EC-26
Caplugs
1: $1.17
4,974In Stock

Mfr. Part #
EC-26

Mouser Part #
376-EC-26

Caplugs

Standard Circular Connector 41.28mm Red PE

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Datasheet

4,974In Stock

$1.17

$1.01

$0.922

$0.831

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

48.51 mm

14.22 mm

Standard Circular Connector 15.88mm Red PE

EC-10
Caplugs
1: $0.23
18,883In Stock
29,000Expected 2026-04-02

Mfr. Part #
EC-10

Mouser Part #
376-EC-10

Caplugs

Standard Circular Connector 15.88mm Red PE

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Datasheet

18,883In Stock

29,000Expected 2026-04-02

$0.23

$0.173

$0.144

$0.128

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

21.34 mm

12.7 mm

Standard Circular Connector 19.05mm Red PE

EC-12
Caplugs
1: $0.245
30,590In Stock

Mfr. Part #
EC-12

Mouser Part #
376-EC-12

Caplugs

Standard Circular Connector 19.05mm Red PE

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Datasheet

30,590In Stock

$0.245

$0.186

$0.154

$0.138

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

24.64 mm

12.7 mm

Standard Circular Connector 22.23mm Red PE

EC-14
Caplugs
1: $0.331
21,041In Stock

Mfr. Part #
EC-14

Mouser Part #
376-EC-14

Caplugs

Standard Circular Connector 22.23mm Red PE

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Datasheet

21,041In Stock

$0.331

$0.262

$0.223

$0.193

Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

28.7 mm

12.7 mm

Standard Circular Connector 23.62mm Red PE

EC-15
Caplugs
1: $0.36
3,593In Stock

Mfr. Part #
EC-15

Mouser Part #
376-EC-15

Caplugs

Standard Circular Connector 23.62mm Red PE

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Datasheet

3,593In Stock

$0.36

$0.276

$0.229

$0.204

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

30.48 mm

12.7 mm

Standard Circular Connector 25.4mm Red PE

EC-16
Caplugs
1: $0.302
9,806In Stock

Mfr. Part #
EC-16

Mouser Part #
376-EC-16

Caplugs

Standard Circular Connector 25.4mm Red PE

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Datasheet

9,806In Stock

$0.302

$0.251

$0.222

$0.193

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

30.99 mm

12.7 mm

Standard Circular Connector 28.58mm Red PE

EC-18
Caplugs
1: $0.317
11,874In Stock

Mfr. Part #
EC-18

Mouser Part #
376-EC-18

Caplugs

Standard Circular Connector 28.58mm Red PE

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Datasheet

11,874In Stock

$0.317

$0.271

$0.239

$0.207

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

33.78 mm

14.22 mm

Standard Circular Connector 30.16mm Red PE

EC-19
Caplugs
1: $0.331
7,023In Stock

Mfr. Part #
EC-19

Mouser Part #
376-EC-19

Caplugs

Standard Circular Connector 30.16mm Red PE

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Datasheet

7,023In Stock

$0.331

$0.284

$0.251

$0.217

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

35.56 mm

14.22 mm

Standard Circular Connector 31.75mm Red PE

EC-20
Caplugs
1: $0.36
12,730In Stock

Mfr. Part #
EC-20

Mouser Part #
376-EC-20

Caplugs

Standard Circular Connector 31.75mm Red PE

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Datasheet

12,730In Stock

$0.36

$0.307

$0.271

$0.235

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

37.34 mm

14.22 mm

Standard Circular Connector 34.93mm Red PE

EC-22
Caplugs
1: $0.389
10,100In Stock

Mfr. Part #
EC-22

Mouser Part #
376-EC-22

Caplugs

Standard Circular Connector 34.93mm Red PE

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Datasheet

10,100In Stock

$0.389

$0.331

$0.292

$0.253

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

40.39 mm

14.22 mm

Standard Circular Connector 36.51mm Red PE

EC-23
Caplugs
1: $0.504
3,897In Stock

Mfr. Part #
EC-23

Mouser Part #
376-EC-23

Caplugs

Standard Circular Connector 36.51mm Red PE

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Datasheet

3,897In Stock

$0.504

$0.431

$0.382

$0.331

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

41.91 mm

14.22 mm

Standard Circular Connector 39.69mm Red PE

EC-25
Caplugs
1: $0.547
3,684In Stock

Mfr. Part #
EC-25

Mouser Part #
376-EC-25

Caplugs

Standard Circular Connector 39.69mm Red PE

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Datasheet

3,684In Stock

$0.547

$0.467

$0.412

$0.357

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

43.94 mm

12.19 mm

Standard Circular Connector 44.45mm Red PE

EC-28
Caplugs
1: $0.547
3,181In Stock

Mfr. Part #
EC-28

Mouser Part #
376-EC-28

Caplugs

Standard Circular Connector 44.45mm Red PE

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Datasheet

3,181In Stock

$0.547

$0.465

$0.412

$0.307

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

49.53 mm

14.22 mm

Standard Circular Connector 50.8mm Red PE

EC-32
Caplugs
1: $0.806
1,255In Stock

Mfr. Part #
EC-32

Mouser Part #
376-EC-32

Caplugs

Standard Circular Connector 50.8mm Red PE

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Datasheet

1,255In Stock

$0.806

$0.697

$0.638

$0.576

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

56.39 mm

14.22 mm

Standard Circular Connector 57.15mm Red PE

EC-36
Caplugs
1: $1.15
1,371In Stock

Mfr. Part #
EC-36

Mouser Part #
376-EC-36

Caplugs

Standard Circular Connector 57.15mm Red PE

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Datasheet

1,371In Stock

$1.15

$0.994

$0.909

$0.819

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

61.72 mm

15.24 mm

Standard Circular Connector 6.35mm Red PE

EC-4
Caplugs
1: $0.202
19,858In Stock

Mfr. Part #
EC-4

Mouser Part #
376-EC-4

Caplugs

Standard Circular Connector 6.35mm Red PE

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Datasheet

19,858In Stock

$0.202

$0.151

$0.125

$0.112

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

12.19 mm

12.7 mm

Standard Circular Connector 63.5mm Red PE

EC-40
Caplugs
1: $1.37
1,018In Stock

Mfr. Part #
EC-40

Mouser Part #
376-EC-40

Caplugs

Standard Circular Connector 63.5mm Red PE

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Datasheet

1,018In Stock

$1.37

$1.16

$1.11

$1.04

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

68.07 mm

15.75 mm

Standard Circular Connector 7.93mm Red PE

EC-5
Caplugs
1: $0.202
5,927In Stock

Mfr. Part #
EC-5

Mouser Part #
376-EC-5

Caplugs

Standard Circular Connector 7.93mm Red PE

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Datasheet

5,927In Stock

$0.202

$0.158

$0.131

$0.118

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

13.97 mm

14.22 mm

Standard Circular Connector 9.52mm Red PE

EC-6
Caplugs
1: $0.202
7,411In Stock

Mfr. Part #
EC-6

Mouser Part #
376-EC-6

Caplugs

Standard Circular Connector 9.52mm Red PE

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Datasheet

7,411In Stock

$0.202

$0.156

$0.13

$0.115

View

Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

15.75 mm

12.7 mm

Standard Circular Connector 12.7mm Red PE

EC-8
Caplugs
1: $0.216
5,578In Stock

Mfr. Part #
EC-8

Mouser Part #
376-EC-8

Caplugs

Standard Circular Connector 12.7mm Red PE

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Datasheet

5,578In Stock

$0.216

$0.166

$0.137

$0.122

View

Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

18.8 mm

12.7 mm

Standard Circular Connector 127mm Red PE

EC-80
Caplugs
1: $2.55
88In Stock

Mfr. Part #
EC-80

Mouser Part #
376-EC-80

Caplugs

Standard Circular Connector 127mm Red PE

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Datasheet

88In Stock

$2.55

$2.23

$2.13

$1.56

$1.29

Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

130.05 mm

31.75 mm

EC Series Caps

Mouser Electronics®

Company

Resources

Support

12.19 mm
13.97 mm
15.75 mm
18.8 mm
19.81 mm
21.34 mm
24.64 mm
28.7 mm
30.48 mm
30.99 mm
33.78 mm
35.56 mm
37.34 mm
40.39 mm
41.91 mm
43.18 mm
43.94 mm
48.51 mm
49.53 mm
56.39 mm