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: $1.97
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

$1.97

$1.66

$1.60

$1.57

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

105.66 mm

25.4 mm

Standard Circular Connector 69.85mm Red PE

EC-44
Caplugs
1: $1.53
1,485In 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

1,485In Stock

500On Order

$1.53

$1.29

$1.24

$1.21

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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: $1.78
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

$1.78

$1.50

$1.44

$1.41

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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: $0.233
42,203In Stock

Mfr. Part #
EC-10

Mouser Part #
376-EC-10

Caplugs

Standard Circular Connector 15.88mm Red PE

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Datasheet

42,203In Stock

$0.233

$0.214

$0.198

$0.169

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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: $0.295
30,740In Stock

Mfr. Part #
EC-14

Mouser Part #
376-EC-14

Caplugs

Standard Circular Connector 22.23mm Red PE

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Datasheet

30,740In Stock

$0.295

$0.276

$0.265

$0.226

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

28.7 mm

12.7 mm

Standard Circular Connector 19.05mm Red PE

EC-12
Caplugs
1: $0.264
9,843In Stock
9,910Expected 2026-02-17

Mfr. Part #
EC-12

Mouser Part #
376-EC-12

Caplugs

Standard Circular Connector 19.05mm Red PE

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Datasheet

9,843In Stock

9,910Expected 2026-02-17

$0.264

$0.229

$0.212

$0.183

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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: $0.248
5,284In Stock

Mfr. Part #
EC-15

Mouser Part #
376-EC-15

Caplugs

Standard Circular Connector 23.62mm Red PE

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Datasheet

5,284In Stock

$0.248

$0.22

$0.209

$0.202

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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: $0.264
4,860In Stock
8,500Expected 2026-02-17

Mfr. Part #
EC-16

Mouser Part #
376-EC-16

Caplugs

Standard Circular Connector 25.4mm Red PE

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Datasheet

4,860In Stock

8,500Expected 2026-02-17

$0.264

$0.228

$0.208

$0.189

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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: $0.279
14,722In Stock

Mfr. Part #
EC-18

Mouser Part #
376-EC-18

Caplugs

Standard Circular Connector 28.58mm Red PE

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Datasheet

14,722In Stock

$0.279

$0.259

$0.246

$0.22

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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: $0.31
872In Stock
7,100Expected 2026-02-18

Mfr. Part #
EC-19

Mouser Part #
376-EC-19

Caplugs

Standard Circular Connector 30.16mm Red PE

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Datasheet

872In Stock

7,100Expected 2026-02-18

$0.31

$0.262

$0.239

$0.153

$0.127

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: $0.326
17,798In Stock

Mfr. Part #
EC-20

Mouser Part #
376-EC-20

Caplugs

Standard Circular Connector 31.75mm Red PE

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Datasheet

17,798In Stock

$0.326

$0.291

$0.277

$0.248

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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: $0.357
11,477In Stock

Mfr. Part #
EC-22

Mouser Part #
376-EC-22

Caplugs

Standard Circular Connector 34.93mm Red PE

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Datasheet

11,477In Stock

$0.357

$0.318

$0.302

$0.288

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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: $0.45
2,043In Stock

Mfr. Part #
EC-23

Mouser Part #
376-EC-23

Caplugs

Standard Circular Connector 36.51mm Red PE

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Datasheet

2,043In Stock

$0.45

$0.409

$0.372

$0.341

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

41.91 mm

14.22 mm

Standard Circular Connector 38.1mm Red PE

EC-24
Caplugs
1: $0.45
6,586In Stock

Mfr. Part #
EC-24

Mouser Part #
376-EC-24

Caplugs

Standard Circular Connector 38.1mm Red PE

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Datasheet

6,586In Stock

$0.45

$0.406

$0.384

$0.349

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Min.: 1
Mult.: 1

Accessories

Polyethylene (PE)

Cap (Threaded Connector Cap)

43.18 mm

14.22 mm

Standard Circular Connector 39.69mm Red PE

EC-25
Caplugs
1: $0.45
1,500In Stock
2,500Expected 2026-02-17

Mfr. Part #
EC-25

Mouser Part #
376-EC-25

Caplugs

Standard Circular Connector 39.69mm Red PE

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Datasheet

1,500In Stock

2,500Expected 2026-02-17

$0.45

$0.409

$0.386

$0.353

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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: $1.09
3,655In Stock

Mfr. Part #
EC-26

Mouser Part #
376-EC-26

Caplugs

Standard Circular Connector 41.28mm Red PE

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Datasheet

3,655In Stock

$1.09

$1.01

$0.975

$0.89

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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: $0.527
3,591In Stock

Mfr. Part #
EC-28

Mouser Part #
376-EC-28

Caplugs

Standard Circular Connector 44.45mm Red PE

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Datasheet

3,591In Stock

$0.527

$0.524

$0.482

$0.336

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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: $0.744
1,905In Stock

Mfr. Part #
EC-32

Mouser Part #
376-EC-32

Caplugs

Standard Circular Connector 50.8mm Red PE

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Datasheet

1,905In Stock

$0.744

$0.736

$0.707

$0.656

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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: $0.946
1,471In Stock

Mfr. Part #
EC-36

Mouser Part #
376-EC-36

Caplugs

Standard Circular Connector 57.15mm Red PE

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Datasheet

1,471In Stock

$0.946

$0.835

$0.778

$0.718

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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: $0.155
22,279In Stock

Mfr. Part #
EC-4

Mouser Part #
376-EC-4

Caplugs

Standard Circular Connector 6.35mm Red PE

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Datasheet

22,279In Stock

$0.155

$0.118

$0.099

$0.091

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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: $1.18
1,118In Stock

Mfr. Part #
EC-40

Mouser Part #
376-EC-40

Caplugs

Standard Circular Connector 63.5mm Red PE

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Datasheet

1,118In Stock

$1.18

$1.03

$0.998

$0.983

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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: $0.155
2,048In Stock

Mfr. Part #
EC-5

Mouser Part #
376-EC-5

Caplugs

Standard Circular Connector 7.93mm Red PE

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Datasheet

2,048In Stock

$0.155

$0.136

$0.118

$0.109

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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: $0.217
10,857In Stock

Mfr. Part #
EC-6

Mouser Part #
376-EC-6

Caplugs

Standard Circular Connector 9.52mm Red PE

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Datasheet

10,857In Stock

$0.217

$0.181

$0.161

$0.143

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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: $0.233
8,572In Stock

Mfr. Part #
EC-8

Mouser Part #
376-EC-8

Caplugs

Standard Circular Connector 12.7mm Red PE

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Datasheet

8,572In Stock

$0.233

$0.203

$0.189

$0.171

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: $2.36
188In Stock

Mfr. Part #
EC-80

Mouser Part #
376-EC-80

Caplugs

Standard Circular Connector 127mm Red PE

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Datasheet

188In Stock

$2.36

$2.14

$2.08

$2.05

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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