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 101.6mm Red PE

EC-64
Caplugs
1: $1.83
242In Stock

Mfr. Part #
EC-64

Mouser Part #
376-EC-64

Caplugs

Standard Circular Connector 101.6mm Red PE

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Datasheet

242In 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 76.2mm Red PE

EC-48
Caplugs
1: $1.66
876In Stock

Mfr. Part #
EC-48

Mouser Part #
376-EC-48

Caplugs

Standard Circular Connector 76.2mm Red PE

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Datasheet

876In 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 15.88mm Red PE

EC-10
Caplugs
1: $0.23
58,390In Stock

Mfr. Part #
EC-10

Mouser Part #
376-EC-10

Caplugs

Standard Circular Connector 15.88mm Red PE

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Datasheet

58,390In Stock

$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 22.23mm Red PE

EC-14
Caplugs
1: $0.331
38,454In Stock

Mfr. Part #
EC-14

Mouser Part #
376-EC-14

Caplugs

Standard Circular Connector 22.23mm Red PE

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Datasheet

38,454In Stock

$0.331

$0.262

$0.258

$0.236

Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

28.7 mm

12.7 mm

Standard Circular Connector 31.75mm Red PE

EC-20
Caplugs
1: $0.302
24,514In Stock

Mfr. Part #
EC-20

Mouser Part #
376-EC-20

Caplugs

Standard Circular Connector 31.75mm Red PE

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Datasheet

24,514In Stock

$0.302

$0.264

$0.242

$0.222

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

37.34 mm

14.22 mm

Standard Circular Connector 38.1mm Red PE

EC-24
Caplugs
1: $0.432
25,340In Stock

Mfr. Part #
EC-24

Mouser Part #
376-EC-24

Caplugs

Standard Circular Connector 38.1mm Red PE

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Datasheet

25,340In Stock

$0.432

$0.377

$0.346

$0.314

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

43.18 mm

14.22 mm

Standard Circular Connector 19.05mm Red PE

EC-12
Caplugs
1: $0.245
14,089In Stock
30,000Expected 2026-06-25

Mfr. Part #
EC-12

Mouser Part #
376-EC-12

Caplugs

Standard Circular Connector 19.05mm Red PE

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Datasheet

14,089In Stock

30,000Expected 2026-06-25

$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 23.62mm Red PE

EC-15
Caplugs
1: $0.36
6,002In Stock

Mfr. Part #
EC-15

Mouser Part #
376-EC-15

Caplugs

Standard Circular Connector 23.62mm Red PE

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Datasheet

6,002In 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: $0.245
18,602In Stock

Mfr. Part #
EC-16

Mouser Part #
376-EC-16

Caplugs

Standard Circular Connector 25.4mm Red PE

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Datasheet

18,602In Stock

$0.245

$0.213

$0.196

$0.179

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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: $0.288
13,336In Stock

Mfr. Part #
EC-18

Mouser Part #
376-EC-18

Caplugs

Standard Circular Connector 28.58mm Red PE

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Datasheet

13,336In Stock

$0.288

$0.275

$0.239

$0.212

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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: $0.274
6,259In Stock

Mfr. Part #
EC-19

Mouser Part #
376-EC-19

Caplugs

Standard Circular Connector 30.16mm Red PE

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Datasheet

6,259In Stock

$0.274

$0.242

$0.222

$0.20

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

35.56 mm

14.22 mm

Standard Circular Connector 34.93mm Red PE

EC-22
Caplugs
1: $0.389
14,202In Stock

Mfr. Part #
EC-22

Mouser Part #
376-EC-22

Caplugs

Standard Circular Connector 34.93mm Red PE

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Datasheet

14,202In 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
2,912In Stock

Mfr. Part #
EC-23

Mouser Part #
376-EC-23

Caplugs

Standard Circular Connector 36.51mm Red PE

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Datasheet

2,912In 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
2,719In Stock

Mfr. Part #
EC-25

Mouser Part #
376-EC-25

Caplugs

Standard Circular Connector 39.69mm Red PE

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Datasheet

2,719In 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 41.28mm Red PE

EC-26
Caplugs
1: $1.02
2,900In Stock

Mfr. Part #
EC-26

Mouser Part #
376-EC-26

Caplugs

Standard Circular Connector 41.28mm Red PE

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Datasheet

2,900In Stock

$1.02

$0.919

$0.865

$0.811

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

48.51 mm

14.22 mm

Standard Circular Connector 44.45mm Red PE

EC-28
Caplugs
1: $0.547
3,133In Stock

Mfr. Part #
EC-28

Mouser Part #
376-EC-28

Caplugs

Standard Circular Connector 44.45mm Red PE

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Datasheet

3,133In 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: $0.706
1,650In Stock

Mfr. Part #
EC-32

Mouser Part #
376-EC-32

Caplugs

Standard Circular Connector 50.8mm Red PE

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Datasheet

1,650In Stock

$0.706

$0.635

$0.598

$0.559

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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
1,283In Stock

Mfr. Part #
EC-36

Mouser Part #
376-EC-36

Caplugs

Standard Circular Connector 57.15mm Red PE

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Datasheet

1,283In Stock

$1.15

$0.994

$0.909

$0.819

View

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: $0.158
4,724In Stock
15,000Expected 2026-07-01

Mfr. Part #
EC-4

Mouser Part #
376-EC-4

Caplugs

Standard Circular Connector 6.35mm Red PE

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Datasheet

4,724In Stock

15,000Expected 2026-07-01

$0.158

$0.124

$0.109

$0.101

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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
762In Stock

Mfr. Part #
EC-40

Mouser Part #
376-EC-40

Caplugs

Standard Circular Connector 63.5mm Red PE

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Datasheet

762In Stock

$1.37

$1.16

$1.11

$1.04

View

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
3,695In Stock

Mfr. Part #
EC-5

Mouser Part #
376-EC-5

Caplugs

Standard Circular Connector 7.93mm Red PE

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Datasheet

3,695In Stock

$0.202

$0.158

$0.131

$0.118

View

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
22,182In Stock

Mfr. Part #
EC-6

Mouser Part #
376-EC-6

Caplugs

Standard Circular Connector 9.52mm Red PE

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Datasheet

22,182In 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
10,474In Stock

Mfr. Part #
EC-8

Mouser Part #
376-EC-8

Caplugs

Standard Circular Connector 12.7mm Red PE

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Datasheet

10,474In 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
68In Stock

Mfr. Part #
EC-80

Mouser Part #
376-EC-80

Caplugs

Standard Circular Connector 127mm Red PE

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Datasheet

68In Stock

$2.55

$2.23

$2.13

$1.29

Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

130.05 mm

31.75 mm

Standard Circular Connector 7.99mm Red PE

EC-M8
Caplugs
1: $0.245
4,288In Stock

Mfr. Part #
EC-M8

Mouser Part #
376-EC-M8

Caplugs

Standard Circular Connector 7.99mm Red PE

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Datasheet

4,288In Stock

$0.245

$0.187

$0.156

$0.138

View

Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

13.97 mm

14.22 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