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Electrical

An extensive range of robust fittings and weatherproof products.

Automotive

Connectivity solutions such as high brackets, busbars, and connector pins.

Power Transmission & Distribution

Connectors & structural components for cutouts, transformers, & substations.

Aerospace

Complex sensor housings & fracture-critical products.

Appliances

Robust castings and assemblies for everyday appliances.

Commercial Hardware

Finished components for commercial & residential hardware applications.

Electronics & Telecom

Precision metal stamped sensors, connectors and cast housings & covers.

Fluid Power

Durable, precision products for high-pressure applications.

Food & Beverage

Handles, leveling pins, flow valves & button housings.

Lighting

Custom housings to fully assembled commercial & industrial light fixtures.

Marine

Durable corrosion-resistant engineered castings and subassemblies.

Medical & Dental

Medical-grade parts for implants, housings, manifolds, and pumps.

Oil & Gas

Custom housings and covers for flow control, pressure valves & meters.

Power Tools

Durable yet lightweight custom metal housings.

Solar

Innovative precision metal stamped parts.

High Pressure Die Casting

High-pressure liquid metal is pressed into a precision metal mold cavity, and then cooled & solidified under pressure.

Ideal for a wide range of applications, including automotive, agricultural, electronics, and medical.

Sand Casting

Castings with complex shapes & inner cavities that are produced in a sand mold

Ideal for parts with complex shapes and inner cavities

Gravity Die Casting

A mold is filled with liquid metal using gravity and cooled and solidified in the mold to obtain a casting

Ideal for parts with complex shapes made with steel, aluminum or magnesium alloys

Investment Casting

A process used to obtain a mold without a parting surface; creates parts with high dimensional & geometric accuracy

Ideal for near-net shaped parts with complex shapes and high precision requirements

Partner Services

Custom Tooling, Machining, Surface Finishing, Special Purpose Machine Design & Development

Precision Metal Stamping

More than 80 presses convert metal sheets into custom parts

Ideal for parts for electronic connectors and microprocessor chips

Swiss Screw Machining

A specialized CNC machine capable of producing extremely small, precise parts

Ideal for complex miniature screws, contact pins & micro-fasteners

Partner Services

Rapid Prototypes, Heat Treating, Automated Assembly

Company History

Learn more about our company milestones.

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Learn more about our global manufacturing facilities.

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Contact Us

Let us know how we can help create a solution for you

Resources

Download catalogs and key product guides.

Global Code of Conduct

Download our Code of Conduct and report violations.

Innovation at Sigma

Purposeful innovation – the continual improvement and innovation of custom-designed and precision-made products and solutions.

Engineered Solutions

Sigma offers solutions for complex product characteristics and technical requirements.

Global Supply Chain Management

U.S.-based supply chain management teams support our customers.

Partner Services

Sigma is a vertically integrated single-source solution provider.

Sub Category: Strain Relief

< Products

Water Tight Connector

Material: Non-Metallic
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): Water Tight
Feature(s): with Mesh

Used to seal, provide strain relief and terminate portable or flexible cords to metal enclosure or box

  • Suitable for use with S, SO, ST, STO, SJ, SJT, SJTO, SJOOW, SOOW, STOOW, SJTOOW and SVO cords
  • Yellow Plastic fittings with stainless steel single/double weave mesh
  • Rubber grommet provides water-tight seal
Trade Size
Model Number
W5011M
W5012M
W5013M
W5015M
W5017M
W7512M
W7514M
W7516M
W7518M
W7519M
W7520M
W10018M
W10019M
W10021M
W10022M
W10023M
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
< Products

Water Tight Connector

Material: Non-Metallic
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): Water Tight
Feature(s): with Mesh

Used to seal, provide strain relief and terminate portable or flexible cords to metal enclosure or box

  • Suitable for use with S, SO, ST, STO, SJ, SJT, SJTO, SJOOW, SOOW, STOOW, SJTOOW and SVO cords
  • Yellow Plastic fittings with plastic single/double weave mesh
  • Rubber grommet provides water-tight seal
Trade Size
Model Number
W7514N
W7516N
W10019N
W10021N
W10023N
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
< Products

Strain Relief Box Connector

Material: Zinc Die-Cast
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): Cord GripStraight
Feature(s): with Mesh

Used to seal, provide strain relief and terminate portable or flexible cords to metal enclosure or box

  • Suitable for use with S, SO, ST, STO, SJ, SJT, SJTO, SJOOW, SOOW, STOOW, SJTOOW and SVO cords
  • Zinc die-cast fittings with galvanized steel single weave mesh
  • Rubber grommet provides water-tight seal
  • Insulated
Trade Size
Model Number
DC05022I
DC05030I
DC05040I
DC07552I
DC10070I
DC12594I
DC150120I
DC200140I
ABC
7.871.781.12
ABC
9.251.931.36
UL: E121487
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!

WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov.

< Products

UF Connector

Material: Non-Metallic
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): StraightUnderground Feeder Cable

Used to seal, provide strain relief and terminate portable or flexible cords to metal enclosure or box

  • Suitable for use with UF cords
  • Plastic fittings
  • Rubber grommet provides water-tight seal
Trade Size
Model Number
CNS501UF
CNS502UF
CNS751UF
CNS752UF
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
< Products

Cord Grip Non-metallic Connector (without mesh)

Material: Non-Metallic
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): Cord GripStraight

Used to seal, provide strain relief and terminate portable or flexible cords to metal enclosure or box

  • Suitable for use with S, SO, ST, STO, SJ, SJT, SJTO, SJOOW, SOOW, STOOW, SJTOOW and SVO cords
  • Plastic fittings
  • Rubber grommet provides water-tight seal
Trade Size
Model Number
CNS509B
CNS5011B
CNS5012B
CNS5013B
CNS5015B
CNS757B
CNS7510B
CNS7512B
CNS7514B
CNS7516B
CNS7518B
CNS7519B
CNS10019B
CNS10020B
CNS10021B
CNS10022B
CNS10023B
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
< Products

Cord Grip Non-metallic Connector

Material: Non-Metallic
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): Cord GripStraight
Feature(s): with Mesh

Used to seal, provide strain relief and terminate portable or flexible cords to metal enclosure or box

  • Suitable for use with S, SO, ST, STO, SJ, SJT, SJTO, SJOOW, SOOW, STOOW, SJTOOW and SVO cords
  • Plastic fittings with stainless steel single/double weave mesh
  • Rubber grommet provides water-tight seal
Trade Size
Model Number
CNS507M
CNS509M
CNS5011M
CNS5012M
CNS5013M
CNS5015M
CNS5017M
CNS757M
CNS7510M
CNS7512M
CNS7514M
CNS7516M
CNS7518M
CNS7519M
CNS7520M
CNS10014M
CNS10016M
CNS10018M
CNS10019M
CNS10020M
CNS10021M
CNS10022M
CNS10023M
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
< Products

Cord Grip Non-metallic Connector

Material: Non-Metallic
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): Cord GripStraight
Feature(s): with Mesh

Used to seal, provide strain relief and terminate portable or flexible cords to metal enclosure or box

  • Suitable for use with S, SO, ST, STO, SJ, SJT, SJTO, SJOOW, SOOW, STOOW, SJTOOW and SVO cords
  • Plastic fittings with plastic single/double weave mesh
  • Rubber grommet provides water-tight seal
Trade Size
Model Number
CNS507N
CNS509N
CNS5011N
CNS5012N
CNS5013N
CNS757N
CNS7510N
CNS7512N
CNS7514N
CNS7516N
CNS7518N
CNS7519N
CNS10014N
CNS10016N
CNS10018N
CNS10019N
CNS10020N
CNS10021N
CNS10022N
CNS10023N
ABC
8.272.31.3
ABC
8.52.591.55
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!

WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov.

< Products

90° Cord Grip Non-metallic Connector

Material: Non-Metallic
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): 90 DegreeCord Grip
Feature(s): with Mesh

Used to seal, provide strain relief and terminate portable or flexible cords to metal enclosure or box

  • Suitable for use with S, SO, ST, STO, SJ, SJT, SJTO, SJOOW, SOOW, STOOW, SJTOOW and SVO cords
  • 90° Angular
  • Plastic fittings with plastic single/double weave mesh
  • Rubber grommet provides water-tight seal
Trade Size
Model Number
CNA507N
CNA509N
CNA5011N
CNA5012N
CNA5013N
CNA7510N
CNA7512N
CNA7514N
CNA7516N
CNA7518N
CNA7519N
CNA10014N
CNA10016N
CNA10019N
CNA10020N
CNA10021N
CNA10023N
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
< Products

Cord Grip Non-metallic Connector (without mesh)

Material: Non-Metallic
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): Cord GripStraight

Used to seal, provide strain relief and terminate portable or flexible cords to metal enclosure or box

  • Suitable for use with S, SO, ST, STO, SJ, SJT,
    SJTO, SJOOW, SOOW, STOOW, SJTOOW and SVO cords
  • Plastic fittings
  • Rubber grommet provides water-tight seal
Trade Size
Model Number
CNS254
CNS256
CNS258
CNS375
CNS377
CNS379
CNS3711
CNS3712
CNS503
CNS505
CNS507
CNS509
CNS5011
CNS5012
CNS5013
CNS5015
CNS5017
CNS757
CNS7510
CNS7512
CNS7514
CNS7516
CNS7518
CNS7519
CNS7520
CNS10014
CNS10016
CNS10018
CNS10019
CNS10020
CNS10021
CNS10022
CNS10023
CNS10024
CNS12521
CNS12523
CNS12524
CNS12525
CNS12526
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
< Products

90° Cord Grip Non-metallic Connector (without mesh)

Material: Non-Metallic
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): 90 DegreeCord Grip

Used to seal, provide strain relief and terminate portable or flexible cords to metal enclosure or box

  • Suitable for use with S, SO, ST, STO, SJ, SJT,
    SJTO, SJOOW, SOOW, STOOW, SJTOOW and SVO cords
  • 90° Angular
  • Plastic fittings
  • Rubber grommet provides water-tight seal
Trade Size
Model Number
CNA375
CNA377
CNA379
CNA3711
CNA3712
CNA503
CNA505
CNA507
CNA509
CNA5011
CNA5012
CNA5013
CNA5015
CNA5017
CNA757
CNA7510
CNA7512
CNA7514
CNA7516
CNA7518
CNA7519
CNA7520
CNA10014
CNA10016
CNA10018
CNA10019
CNA10020
CNA10021
CNA10022
CNA10023
CNA10024
CNA12521
CNA12523
CNA12524
CNA12525
CNA12526
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
< Products

90° Cord Grip Non-metallic Connector

Material: Non-Metallic
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): 90 DegreeCord Grip
Feature(s): with Mesh

Used to seal, provide strain relief and terminate portable or flexible cords to metal enclosure or box

  • Suitable for use with S, SO, ST, STO, SJ, SJT, SJTO, SJOOW, SOOW, STOOW, SJTOOW and SVO cords
  • 90° Angular
  • Plastic fittings with stainless steel single/double weave mesh
  • Rubber grommet provides water-tight seal
Trade Size
Model Number
CNA507M
CNA509M
CNA5011M
CNA5012M
CNA5013M
CNA5015M
CNA5017M
CNA7510M
CNA7512M
CNA7514M
CNA7516M
CNA7518M
CNA7519M
CNA7520M
CNA10018M
CNA10019M
CNA10020M
CNA10021M
CNA10023M
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
< Products

45° Cord Grip Al Connector

Material: Aluminum Die-Cast
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): 45 DegreeCord Grip
Feature(s): with Mesh

Used to seal, provide strain relief and terminate portable or flexible cords to metal enclosure or box

  • Suitable for use with S, SO, ST, STO, SJ, SJT, SJTO, SJOOW, SOOW, STOOW, SJTOOW and SVO cords
  • 45° Angular
  • Aluminum fittings with stainless steel single/double weave mesh
  • Rubber grommet provides water-tight seal
Trade Size
Model Number
CGY5025M
CGY501M
CGY502M
CGY503M
CGY504M
CGY7525M
CGY751M
CGY752M
CGY753M
CGY754M
CGY755M
CGY1002M
CGY1004M
CGY1005M
CGY1006M
CGY1007M
CGY1256M
CGY1257M
CGY1258M
CGY1259M
CGY12510M
CGY1506M
CGY1507M
CGY1508M
CGY1509M
CGY15010M
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
< Products

Cord Grip Connector

Material: Zinc Die-Cast
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): Cord GripStraight

Strain relief cord grip connectors are used to connect S, SO, ST, SJ, SJO and SJT cord to an outlet box or metal enclosure.

  • Water-tight when used in conjunction with a sealing locknut (not included)
Trade Size
Model Number
CGC0501
CGC0502
CGC0503
CGC0751
CGC0752
CGC0753
ABC
1.190.50.39
ABC
1.290.780.41
UL: E121487
CSA: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!

WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov.

< Products

Cord Grip Straight Connector

Material: Aluminum Die-Cast
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): Cord GripStraight
Feature(s): with Mesh

Used to seal, provide strain relief and terminate portable or flexible cords to metal enclosure or box

  • Suitable for use with S, SO, ST, STO, SJ, SJT, SJTO, SJOOW, SOOW, STOOW, SJTOOW and SVO cords
  • Aluminum fittings with stainless steel single/double weave mesh
  • Rubber grommet provides water-tight seal
  • Straight female connector
Trade Size
Model Number
CGS3725FM
CGS3726FM
CGS3727FM
CGS3728FM
CGS5025FM
CGS501FM
CGS502FM
CGS504FM
CGS751FM
CGS752FM
CGS754FM
CGS755FM
CGS1002FM
CGS1004FM
CGS1256FM
CGS1257FM
CGS1258FM
CGS1506FM
CGS1507FM
CGS1508FM
CGS1509FM
CGS15010FM
CGS20010FM
CGS20012FM
CGS20013FM
CGS20014FM
CGS20015FM
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
< Products

Cord Grip Straight Connector

Material: Aluminum Die-Cast
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): Cord GripStraight
Feature(s): with Mesh

Used to seal, provide strain relief and terminate portable or flexible cords to metal enclosure or box

  • Suitable for use with S, SO, ST, STO, SJ, SJT, SJTO, SJOOW, SOOW, STOOW, SJTOOW and SVO cords
  • Aluminum fittings with stainless steel single/double weave mesh
  • Rubber grommet provides water-tight seal
  • Straight male connector
Trade Size
Model Number
CGS3725M
CGS3726M
CGS3727M
CGS3728M
CGS5025M
CGS501M
CGS502M
CGS504M
CGS505M
CGS506M
CGS7525M
CGS751M
CGS752M
CGS754M
CGS755M
CGS756M
CGS1002M
CGS1004M
CGS1005M
CGS1006M
CGS1007M
CGS1256M
CGS1257M
CGS1258M
CGS1259M
CGS12510M
CGS1506M
CGS1507M
CGS1508M
CGS1509M
CGS15010M
CGS15011M
CGS20010M
CGS20011M
CGS20012M
CGS20013M
CGS20014M
CGS20015M
CGS20016M
CGS20017M
CGS20018M
CGS20019M
CGS20020M
CGS25014M
CGS25016M
CGS25017M
CGS25018M
CGS25019M
CGS25020M
CGS30014M
CGS30016M
CGS30017M
CGS30018M
CGS30019M
CGS30020M
CGS30021M
CGS30022M
CGS30023M
CGS30024M
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
< Products

90° Cord Grip Al Connector

Material: Aluminum Die-Cast
Category: FittingsStrain Relief
Sub Category: Strain Relief
Type(s): Connector
Connection Type(s): 90 DegreeCord Grip
Feature(s): with Mesh

Used to seal, provide strain relief and terminate portable or flexible cords to metal enclosure or box

  • Suitable for use with S, SO, ST, STO, SJ, SJT, SJTO, SJOOW, SOOW, STOOW, SJTOOW and SVO cords
  • 90° Angular
  • Aluminum fittings with stainless steel single/double weave mesh
  • Rubber grommet provides water-tight seal
Trade Size
Model Number
CGA5025M
CGA501M
CGA502M
CGA504M
CGA751M
CGA752M
CGA754M
CGA755M
CGA1002M
CGA1004M
CGA1005M
CGA1006M
CGA1007M
CGA1256M
CGA1257M
CGA1258M
CGA1259M
CGA12510M
CGA1506M
CGA1507M
CGA1508M
CGA1509M
CGA15010M
CGA20010M
CGA20011M
CGA20012M
CGA20013M
CGA20014M
CGA20015M
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12