MarketsCastingsStampingSourcing SolutionsAbout UsWhy Sigma
Electrical
Electrical

An extensive range of robust fittings and weatherproof products.

Automotive
Automotive

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

Power Transmission & Distribution
Power Transmission & Distribution

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

Aerospace
Aerospace

Complex sensor housings & fracture-critical products.

Appliances
Appliances

Robust castings and assemblies for everyday appliances.

Commercial Hardware
Commercial Hardware

Finished components for commercial & residential hardware applications.

Electronics & Telecom
Electronics & Telecom

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

Fluid Power
Fluid Power

Durable, precision products for high-pressure applications.

Food & Beverage
Food & Beverage

Handles, leveling pins, flow valves & button housings.

Lighting
Lighting

Custom housings to fully assembled commercial & industrial light fixtures.

Marine
Marine

Durable corrosion-resistant engineered castings and subassemblies.

Medical & Dental
Medical & Dental

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

Oil & Gas
Oil & Gas

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

Power Tools
Power Tools

Durable yet lightweight custom metal housings.

Energy
Energy

Innovative precision metal stamped parts.

High Pressure Die Casting
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
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
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
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
Partner Services

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

Precision Metal Stamping
Precision Metal Stamping

More than 80 presses convert metal sheets into custom parts

Ideal for parts for electronic connectors and microprocessor chips

Swiss CNC Machining
Swiss CNC Machining

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

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

Partner Services
Partner Services

Rapid Prototypes, Heat Treating, Automated Assembly

Company History
Company History

Learn more about our company milestones.

Plant Locations
Plant Locations

Learn more about our global manufacturing facilities.

Company News
Company News

See our company announcements and press releases.

Contact Us
Contact Us

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

Resources
Resources

Download catalogs and key product guides.

Global Code of Conduct
Global Code of Conduct

Download our Code of Conduct and report violations.

Innovation at Sigma
Innovation at Sigma

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

Engineered Solutions
Engineered Solutions

Sigma offers solutions for complex product characteristics and technical requirements.

Global Supply Chain Management
Global Supply Chain Management

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

Partner Services
Partner Services

Sigma is a vertically integrated single-source solution provider.

Sustainability at Sigma
Sustainability at Sigma

Our commitment to excellence drives us to build a better, more sustainable future in all aspects of our operations.

Safety at Sigma
Safety at Sigma

Safety is more than just a priority at Sigma Engineered Solutions – it’s a core value.

Connection Type: Deep

< Products

1″ 7 Hole Side Entry Two-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 2-Gang
Connection Type(s): DeepSide Entry

May be used as a weatherproof junction box or as a housing for electrical devices in wet, damp or dry locations

  • Rugged, seamless die-cast construction prevents moisture penetration
  • Tapered internal NPT threaded hubs comply with NEMA requirements and accept threaded conduit fittings or threaded conduits for a secure installation
  • Powder coated for maximum corrosion resistance
  • Closure plugs, ground screws and mounting lugs included
  • Available in bulk or custom shrink wrapped packaging
  • 2-5/8″ Depth
Color Model Number
Gray 42107G1
Volume
36
UL: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

3/4″ 7 Hole Side Entry Two-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 2-Gang
Connection Type(s): DeepSide Entry

May be used as a weatherproof junction box or as a housing for electrical devices in wet, damp or dry locations

  • Rugged, seamless die-cast construction prevents moisture penetration
  • Tapered internal NPT threaded hubs comply with NEMA requirements and accept threaded conduit fittings or threaded conduits for a secure installation
  • Powder coated for maximum corrosion resistance
  • Closure plugs, ground screws and mounting lugs included
  • Available in bulk or custom shrink wrapped packaging
  • 2-5/8″ Depth
Color Model Number
Gray 42077G1
Volume
36
UL: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

1/2″ 7 Hole Side Entry Two-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 2-Gang
Connection Type(s): DeepSide Entry

May be used as a weatherproof junction box or as a housing for electrical devices in wet, damp or dry locations

  • Rugged, seamless die-cast construction prevents moisture penetration
  • Tapered internal NPT threaded hubs comply with NEMA requirements and accept threaded conduit fittings or threaded conduits for a secure installation
  • Powder coated for maximum corrosion resistance
  • Closure plugs, ground screws and mounting lugs included
  • Available in bulk or custom shrink wrapped packaging
  • 2-5/8″ Depth
Color Model Number
Gray 42057G1
Volume
36
UL: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

1″ 5 Hole One-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 1-Gang
Connection Type(s): DeepSide Entry

May be used as a weatherproof junction box or as a housing for electrical devices in wet, damp or dry locations

  • Rugged, seamless die-cast construction prevents moisture penetration
  • Tapered internal NPT threaded hubs comply with NEMA requirements and accept threaded conduit fittings or threaded conduits for a secure installation
  • Powder coated for maximum corrosion resistance
  • Closure plugs, ground screws and mounting lugs included
  • Available in bulk or custom shrink wrapped packaging
  • 2-5/8″ Depth
Color Model Number
Gray 41105G1
Volume
23
UL: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

3/4″ 5 Hole One-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 1-Gang
Connection Type(s): DeepSide Entry

May be used as a weatherproof junction box or as a housing for electrical devices in wet, damp or dry locations

  • Rugged, seamless die-cast construction prevents moisture penetration
  • Tapered internal NPT threaded hubs comply with NEMA requirements and accept threaded conduit fittings or threaded conduits for a secure installation
  • Powder coated for maximum corrosion resistance
  • Closure plugs, ground screws and mounting lugs included
  • Available in bulk or custom shrink wrapped packaging
  • 2-5/8″ Depth
Color Model Number
Gray 41075G1
Volume
25
UL: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

1/2″ 5 Hole One-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 1-Gang
Connection Type(s): DeepSide Entry

May be used as a weatherproof junction box or as a housing for electrical devices in wet, damp or dry locations

  • Rugged, seamless die-cast construction prevents moisture penetration
  • Tapered internal NPT threaded hubs comply with NEMA requirements and accept threaded conduit fittings or threaded conduits for a secure installation
  • Powder coated for maximum corrosion resistance
  • Closure plugs, ground screws and mounting lugs included
  • Available in bulk or custom shrink wrapped packaging
  • 2-5/8″ Depth
Color Model Number
Gray 41055G1
Volume
25
UL: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

1″ 5 Hole Two-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 2-Gang
Connection Type(s): Deep

May be used as a weatherproof junction box or as a housing for electrical devices in wet, damp or dry locations

  • Rugged, seamless die-cast construction prevents moisture penetration
  • Tapered internal NPT threaded hubs comply with NEMA requirements and accept threaded conduit fittings or threaded conduits for a secure installation
  • Powder coated for maximum corrosion resistance
  • Closure plugs, ground screws and mounting lugs included
  • Available in bulk or custom shrink wrapped packaging
  • 2-5/8″ Depth
Color Model Number
Gray 22105G1
Volume
36
UL: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

3/4″ 5 Hole Two-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 2-Gang
Connection Type(s): Deep

May be used as a weatherproof junction box or as a housing for electrical devices in wet, damp or dry locations

  • Rugged, seamless die-cast construction prevents moisture penetration
  • Tapered internal NPT threaded hubs comply with NEMA requirements and accept threaded conduit fittings or threaded conduits for a secure installation
  • Powder coated for maximum corrosion resistance
  • Closure plugs, ground screws and mounting lugs included
  • Available in bulk or custom shrink wrapped packaging
  • 2-5/8″ Depth
Color Model Number
Gray 22075G1
Volume
36
UL: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

1/2″ 5 Hole Two-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 2-Gang
Connection Type(s): Deep

May be used as a weatherproof junction box or as a housing for electrical devices in wet, damp or dry locations

  • Rugged, seamless die-cast construction prevents moisture penetration
  • Tapered internal NPT threaded hubs comply with NEMA requirements and accept threaded conduit fittings or threaded conduits for a secure installation
  • Powder coated for maximum corrosion resistance
  • Closure plugs, ground screws and mounting lugs included
  • Available in bulk or custom shrink wrapped packaging
  • 2-5/8″ Depth
Color Model Number
Gray 22055G1
Volume
36
UL: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

1″ 3 Hole One-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 1-Gang
Connection Type(s): Deep

One-gang outlet boxes are used as a weatherproof junction box or housing for a single electrical device in wet, damp or dry locations.

  • Includes pre-installed ground screw, closure plugs and hardware
Color Model Number
Gray 21103G1
ABCVolume
4.542.782.6723
UL: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

3/4″ 4 Hole One-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 1-Gang
Connection Type(s): Deep

May be used as a weatherproof junction box or as a housing for electrical devices in wet, damp or dry locations

  • Rugged, seamless die-cast construction prevents moisture penetration
  • Tapered internal NPT threaded hubs comply with NEMA requirements and accept threaded conduit fittings or threaded conduits for a secure installation
  • Powder coated for maximum corrosion resistance
  • Closure plugs, ground screws and mounting lugs included
  • Available in bulk or custom shrink wrapped packaging
  • 2-5/8″ Depth
Color
Color Model Number
Bronze 21074A1
Gray 21074G1
White 21074W1
Volume
23.8
cULus: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

3/4″ 3 Hole One-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 1-Gang
Connection Type(s): Deep

One-gang outlet boxes are used as a weatherproof junction box or housing for a single electrical device in wet, damp or dry locations.

  • Includes pre-installed ground screw, closure plugs and hardware
Color
Color Model Number
Bronze 21073A1
Gray 21073G1
White 21073W1
ABCVolume
4.542.782.6725.5
UL: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

1/2″ 4 Hole One-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 1-Gang
Connection Type(s): Deep

May be used as a weatherproof junction box or as a housing for electrical devices in wet, damp or dry locations

  • Rugged, seamless die-cast construction prevents moisture penetration
  • Tapered internal NPT threaded hubs comply with NEMA requirements and accept threaded conduit fittings or threaded conduits for a secure installation
  • Powder coated for maximum corrosion resistance
  • Closure plugs, ground screws and mounting lugs included
  • Available in bulk or custom shrink wrapped packaging
  • 2-5/8″ Depth
Color
Color Model Number
Bronze 21054A1
Gray 21054G1
White 21054W1
Volume
23.8
cULus: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

1/2″ 5 Hole One-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 1-Gang
Connection Type(s): Deep

One-gang outlet boxes are used as a weatherproof junction box or housing for a single electrical device in wet, damp or dry locations.

  • Includes pre-installed ground screw, closure plugs and hardware
Color
Color Model Number
Bronze 21053A1
Gray 21053G1
White 21053W1
ABCVolume
4.542.782.6725.5
UL: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

1″ 3 Hole One-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 1-Gang
Connection Type(s): Deep

One-gang outlet boxes are used as a weatherproof junction box or housing for a single electrical device in wet, damp or dry locations.

  • Includes pre-installed ground screw, closure plugs and hardware
Color Model Number Master Pack Quantity UPC
Gray 14257 6 031857142575
ABCVolume
4.542.782.6723
UL: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

3/4″ 3 Hole One-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 1-Gang
Connection Type(s): Deep

One-gang outlet boxes are used as a weatherproof junction box or housing for a single electrical device in wet, damp or dry locations.

  • Includes pre-installed ground screw, closure plugs and hardware
Color Model Number Master Pack Quantity UPC
Gray 14256 10 031857142568
ABCVolume
4.542.782.6725.5
UL: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

1/2″ 5 Hole One-Gang Deep Box

Material: Metal Die-Cast
Category: Weatherproof
Sub Category: Box
Type(s): 1-Gang
Connection Type(s): Deep

One-gang outlet boxes are used as a weatherproof junction box or housing for a single electrical device in wet, damp or dry locations.

  • Includes pre-installed ground screw, closure plugs and hardware
Color
Color Model Number Master Pack Quantity UPC
Bronze 14255BR 6 031857342555
Gray 14255 10 031857142551
White 14255WH 6 031857642556
ABCVolume
4.542.782.6725.5
UL: E121488
CSA: LR57925
Standards: UL 514A, CSA C22.2 No. 18.1-13
NEMA: NEMA 3R
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov