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Line Construction Hardware
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Mass Notification
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Mass Notification
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Mining Communications
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Public Address & General Alarm
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Racks and Enclosures
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Radio Communications
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- View All Data & Communications Categories
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Electrical & Electronic
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Electrical & Electronic
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Floor Boxes
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Fire-Rated Poke-Throughs
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EV Charging Station
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EV Charging Station
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Compression Connectors and Terminals
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Controls
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Distribution
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HVAC
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HVAC
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Hardware
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Hardware
- Bolts
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- Nuts
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- Industrial Controls
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Inhibitors, Sealants, and Contact Aids
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Inhibitors, Sealants, and Contact Aids
- Cable End Caps
- Oxide inhibitors
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-
Mechanical Connectors and Terminals
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Mechanical Connectors and Terminals
- Braid, Jumpers, Shunts
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- Insulated Mechanical
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Mining Products
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Mining Products
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Mobile Electrification
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Outdoor
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Outdoor
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Power Distribution
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Test Equipment
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Test Equipment
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ToolAssistPRO™ Products
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ToolAssistPRO™ Products
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Lighting & Controls
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Lighting & Controls
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Residential Indoor Lighting
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Residential Indoor Lighting
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Residential Outdoor Lighting
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Residential Outdoor Lighting
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- Design Series
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Commercial Outdoor Lighting
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Commercial Outdoor Lighting
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- View All Commercial Indoor Lighting Categories
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Emergency & Exit Lighting
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Emergency & Exit Lighting
- Exit & Message Signs
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- Harsh & Hazardous Lighting
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Lighting Controls & Sensors
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Lighting Controls & Sensors
- NX Distributed Intelligence Lighting Controls
- Daylight Harvesting Controls
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- View All Lighting & Controls Categories
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Power & Utilities
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Power & Utilities
- Anchoring & Foundations
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- Drain & Trench Systems
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Enclosures - Above Ground
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Enclosures - Above Ground
- Accessories
- Aluminum - Dual
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- View All Enclosures - Above Ground Categories
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- Enclosures - Below Ground
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Fasteners
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Fasteners
- Bolts
- Hardware Kits
- Nuts
- Screws
- Washers
-
- Grounding & Bonding
-
Inhibitors, Contact Aids, Sealants & Paint
-
Inhibitors, Contact Aids, Sealants & Paint
- Joint Compound
- Oxide Inhibitor
- Sealant
-
- Insulators
-
Line Construction Hardware
-
Line Construction Hardware
- Arms
- Banding Components
- Brace Crossarms
- Brackets
- Cable Guards & Straps
- View All Line Construction Hardware Categories
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-
Tools, Dies & Accessories
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Tools, Dies & Accessories
- Conductor Support
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- Underground Separable Connectors
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Utility Measurement Systems
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Utility Measurement Systems
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Wildlife Mitigation
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- View All Power & Utilities Categories
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Solutions
Solutions Overview
Benefits are derived from well implemented Solutions. The challenge to save energy, improve security or make sure everything continues to perform in a harsh environment, are all candidates for good solutions. Try out some Hubbell Solutions.
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Solutions
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Solutions
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Solutions Overview
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Solutions Overview
Benefits are derived from well implemented Solutions. The challenge to save energy, improve security or make sure everything continues to perform in a harsh environment, are all candidates for good solutions. Try out some Hubbell Solutions.
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- Featured Solutions
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-
Markets
Take a Tour of the Markets We Serve
Hubbell serves the needs of customers in a variety of market applications. From controlled environments of a data center to the demanding continuity of the power grid. See the major markets and building types below.
Markets and Applications -
Markets
-
Markets
-
Take a Tour of the Markets We Serve
-
Take a Tour of the Markets We Serve
Hubbell serves the needs of customers in a variety of market applications. From controlled environments of a data center to the demanding continuity of the power grid. See the major markets and building types below.
-
-
Markets and Applications
-
Markets and Applications
- Commercial
- Data Center
- Healthcare
- Industrial
- Institutional
- OEM
- Oil & Gas
- Power & Utility
- Renewable Energy
- Residential
- Water & Gas
- Wireless Communications
-
-
-
Resources
Investor CenterCareer OpportunitiesAbout HubbellInternational Sites
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Resources
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Resources
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Investor Center
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Investor Center
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About Hubbell
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International Sites
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International Sites
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Inspiration
Inspiration Overview
Seeing the finished result of a project is often the inspiration for tackling one of your own. Certain ideas may be driven by a desire to upgrade, others out of necessity. Listed below are examples for some you may want to consider. Get inspired.
Ideas and Inspiration -
Inspiration
-
Inspiration
-
Inspiration Overview
-
Inspiration Overview
Seeing the finished result of a project is often the inspiration for tackling one of your own. Certain ideas may be driven by a desire to upgrade, others out of necessity. Listed below are examples for some you may want to consider. Get inspired.
-
-
Ideas and Inspiration
-
Ideas and Inspiration
- Overview
- Residential Upgrades
- Landscape Lighting
- Raising your Foundation
-
-
- Our brands
- Careers
- Sustainability
- Products
-
Products
-
Products
-
Data & Communications
-
Data & Communications
-
ADSS Hardware
-
ADSS Hardware
- Deadends
- Suspensions
- Vibration Control
-
- Anchoring
-
Audio/Video
-
Audio/Video
- Connectors
- Cords
- Modules
- Wall boxes
-
- Cable
-
Cable Slack Storage
-
Cable Slack Storage
- ADSS
- Cable Slack Storage Accessories
- Coil Brackets
- Drop
- Lashed Aerial
-
- Connectors
-
Drop Line Hardware
-
Drop Line Hardware
- Brackets
- Drop Line Clamps
- House Attachments
-
-
Emergency Communications
-
Emergency Communications
- Emergency Phones
- Towers and Wall-Mount Communication Stations
-
-
Fiber Splice Closures
-
Fiber Splice Closures
- ADSS & Dielectric
- Brackets & Accessories
- Downlead Clamps
- Grounded
- OPGW
- View All Fiber Splice Closures Categories
-
- Grounding & Bonding
- HUBBCOM™ IP Devices
-
Hardware
-
Hardware
- Bolts
- Hardware Kits
- Nuts
- Washers
-
-
Inhibitors, Contact Aids, and Sealants
-
Inhibitors, Contact Aids, and Sealants
- Joint Compound
- Oxide Inhibitor
- Sealing Compounds and Caps
-
-
Line Construction Hardware
-
Line Construction Hardware
- Anchor Shackles
- Arms & Gains
- Banding Components
- Brace Crossarms
- Brackets & Braces
- View All Line Construction Hardware Categories
-
-
Mass Notification
-
Mass Notification
- Accessories
- Addressable Amplified Speakers
- Head-End Equipment
- Towers & Modules
-
-
Mining Communications
-
Mining Communications
- Ground Sentinel® Systems
- Loudspeaking Telephone
- Mine Dial & Page Telephone
-
- Paging & Intercom
-
Patch Cords
-
Patch Cords
- Copper
- Harsh Environment
-
- Patch Panels
- Plates / Frames / Housings
-
Public Address & General Alarm
-
Public Address & General Alarm
- Elemec3
- IP Access Panel Lite
- IP Controller
-
-
Racks and Enclosures
-
Racks and Enclosures
- 4-Post Racks
- Accessories
- Fiber
- Full Size Enclosures
- Relay racks
- View All Racks and Enclosures Categories
-
-
Radio Communications
-
Radio Communications
- Antenna Brackets
- Industrial Radio
-
- Radio Dispatch Products
-
Residential Enclosures & Modules
-
Residential Enclosures & Modules
- Accessories
- Enclosures
- Modules
-
- Telephones
-
TempSense
-
TempSense
- TempSense
-
- Tools, Dies & Accessories
-
Underground Construction
-
Underground Construction
- Covers
- Handholes & Vaults
- Hardware
- Pedestals & Pads
-
-
Wire/Cable/Hose Management
-
Wire/Cable/Hose Management
- Accessories
- Basket Tray
- Cable Hangers
- Cable Ties and Clips
- Fasteners and Velcro
- View All Wire/Cable/Hose Management Categories
-
- View All Data & Communications Categories
-
-
Electrical & Electronic
-
Electrical & Electronic
- Wiring Devices
- Wire/Cable/Hose Management
- Hospital Products
- Wallplates
- Marine Products
-
Floor Boxes
-
Floor Boxes
- Floor Box Accessories
- In Floor
- Pedestal
- Wall/Ceiling
-
-
Fire-Rated Poke-Throughs
-
Fire-Rated Poke-Throughs
- Flush
- Furniture Feed
- Pedestal
- Recessed
-
- Power Quality & Conversion
- Boxes
-
EV Charging Station
-
EV Charging Station
- Charger
-
- Cable Glands
-
Compression Connectors and Terminals
-
Compression Connectors and Terminals
- Aluminum
- Bails and Stirrups
- Bootlace Style Ferrule Connectors
- Bus Bar Connectors
- C-Style
- View All Compression Connectors and Terminals Categories
-
-
Controls
-
Controls
- Hazardous Location
-
-
Distribution
-
Distribution
- Hazardous Location
-
-
Electrical Connectors
-
Electrical Connectors
- Hazardous Location
- Industrial Location
-
- Enclosures
- Fire Pump Controllers
- Fittings
- Grounding and Bonding
-
HVAC
-
HVAC
- HVAC
-
-
Hardware
-
Hardware
- Bolts
- Hardware Kits
- Nuts
- Screws
- Washers
-
- Industrial Controls
-
Inhibitors, Sealants, and Contact Aids
-
Inhibitors, Sealants, and Contact Aids
- Cable End Caps
- Oxide inhibitors
-
-
Mechanical Connectors and Terminals
-
Mechanical Connectors and Terminals
- Braid, Jumpers, Shunts
- Clamps
- Insulated Mechanical
- Mechanical Connectors
- Mechanical Terminals
- View All Mechanical Connectors and Terminals Categories
-
-
Mining Products
-
Mining Products
- Gas Monitoring
-
-
Mobile Electrification
-
Mobile Electrification
- Slip Rings
-
-
Outdoor
-
Outdoor
- Boxes, Covers & Plates
-
-
Power Distribution
-
Power Distribution
- Horizontal Power Strips
- Tools/Accessories
- Vertical Power Strips
-
-
Test Equipment
-
Test Equipment
- High Voltage
- Instruments
- OEM Equipment & Supplies
-
-
ToolAssistPRO™ Products
-
ToolAssistPRO™ Products
- All Ergo Balancers
- Festoon
- Jibs & Booms
- Mobile Carts
- Torque Arm
- View All ToolAssistPRO™ Products Categories
-
- Tools, Dies & Accessories
- View All Electrical & Electronic Categories
-
-
Lighting & Controls
-
Lighting & Controls
-
Residential Indoor Lighting
-
Residential Indoor Lighting
- New Indoor Products
- LED
- Chandeliers
- Pendants
- Bath & Vanity
- View All Residential Indoor Lighting Categories
-
-
Residential Outdoor Lighting
-
Residential Outdoor Lighting
- New Outdoor Products
- LED
- Wall Lanterns
- Ceiling Mount
- Hanging Lanterns
- View All Residential Outdoor Lighting Categories
-
- Design Series
-
Commercial Outdoor Lighting
-
Commercial Outdoor Lighting
- Area, Site & Roadway
- Bollards
- Ceiling, Canopy & Garage
- Flood Lighting
- Landscape
- View All Commercial Outdoor Lighting Categories
-
-
Commercial Indoor Lighting
-
Commercial Indoor Lighting
- Troffers
- Wraps
- Pendant Lighting
- Wall Mount
- Surface
- View All Commercial Indoor Lighting Categories
-
-
Emergency & Exit Lighting
-
Emergency & Exit Lighting
- Exit & Message Signs
- Emergency Lighting Units
- Remote Heads & Fixtures
-
- Harsh & Hazardous Lighting
- Industrial Lighting
-
Lighting Controls & Sensors
-
Lighting Controls & Sensors
- NX Distributed Intelligence Lighting Controls
- Daylight Harvesting Controls
-
- View All Lighting & Controls Categories
-
-
Power & Utilities
-
Power & Utilities
- Anchoring & Foundations
- Arresters
- Bushings
- Connectors
- Drain & Trench Systems
-
Enclosures - Above Ground
-
Enclosures - Above Ground
- Accessories
- Aluminum - Dual
- Aluminum - Modular
- Aluminum - Single
- Box Pads
- View All Enclosures - Above Ground Categories
-
- Enclosures - Below Ground
-
Fasteners
-
Fasteners
- Bolts
- Hardware Kits
- Nuts
- Screws
- Washers
-
- Grounding & Bonding
-
Inhibitors, Contact Aids, Sealants & Paint
-
Inhibitors, Contact Aids, Sealants & Paint
- Joint Compound
- Oxide Inhibitor
- Sealant
-
- Insulators
-
Line Construction Hardware
-
Line Construction Hardware
- Arms
- Banding Components
- Brace Crossarms
- Brackets
- Cable Guards & Straps
- View All Line Construction Hardware Categories
-
-
Tools, Dies & Accessories
-
Tools, Dies & Accessories
- Conductor Support
- Cover-Up Equipment
- Crimpers & Cutters
- Dies
- Instruments & Meters
- View All Tools, Dies & Accessories Categories
-
- Underground Separable Connectors
-
Utility Measurement Systems
-
Utility Measurement Systems
- Instrument Transformers
- Line Post Sensors
- Primary Metering
- Sub-Transmission Optical Sensor
-
- Utility Switching & Fusing
-
Wildlife Mitigation
-
Wildlife Mitigation
- Barrier Discs
- Conductor / Bus Covers
- Guards
-
- View All Power & Utilities Categories
-
-
-
Solutions
Solutions Overview
Benefits are derived from well implemented Solutions. The challenge to save energy, improve security or make sure everything continues to perform in a harsh environment, are all candidates for good solutions. Try out some Hubbell Solutions.
-
Solutions
-
Solutions
-
Solutions Overview
-
Solutions Overview
Benefits are derived from well implemented Solutions. The challenge to save energy, improve security or make sure everything continues to perform in a harsh environment, are all candidates for good solutions. Try out some Hubbell Solutions.
-
- Featured Solutions
-
-
Markets
Take a Tour of the Markets We Serve
Hubbell serves the needs of customers in a variety of market applications. From controlled environments of a data center to the demanding continuity of the power grid. See the major markets and building types below.
Markets and Applications -
Markets
-
Markets
-
Take a Tour of the Markets We Serve
-
Take a Tour of the Markets We Serve
Hubbell serves the needs of customers in a variety of market applications. From controlled environments of a data center to the demanding continuity of the power grid. See the major markets and building types below.
-
-
Markets and Applications
-
Markets and Applications
- Commercial
- Data Center
- Healthcare
- Industrial
- Institutional
- OEM
- Oil & Gas
- Power & Utility
- Renewable Energy
- Residential
- Water & Gas
- Wireless Communications
-
-
-
Resources
Investor CenterCareer OpportunitiesAbout HubbellInternational Sites
-
Resources
-
Resources
-
Investor Center
-
Investor Center
- Overview
- Press Releases
- Governance
- Sustainability
-
-
Career Opportunities
-
Career Opportunities
- Search
- U.S. Openings
- Campus Programs
- Working at Hubbell
-
-
About Hubbell
-
About Hubbell
- The Company
- Contact Us
- Overview Video
- How To Buy
- MyHubbell
- Patents
- EDI
-
-
International Sites
-
International Sites
- Hubbell Canada
- Hubbell Products Mexico
- Hubbell Brasil
- Hubbell India
-
-
-
Inspiration
Inspiration Overview
Seeing the finished result of a project is often the inspiration for tackling one of your own. Certain ideas may be driven by a desire to upgrade, others out of necessity. Listed below are examples for some you may want to consider. Get inspired.
Ideas and Inspiration -
Inspiration
-
Inspiration
-
Inspiration Overview
-
Inspiration Overview
Seeing the finished result of a project is often the inspiration for tackling one of your own. Certain ideas may be driven by a desire to upgrade, others out of necessity. Listed below are examples for some you may want to consider. Get inspired.
-
-
Ideas and Inspiration
-
Ideas and Inspiration
- Overview
- Residential Upgrades
- Landscape Lighting
- Raising your Foundation
-
-
- Products
- Electrical & Electronic
- Wiring Devices
- Locking Devices
- Insulgrip Twist-Lock
- Locking Devices, Industrial, Male Plug, 20A 3- Phase Wye 120/208V AC, 4-Pole 5-Wire Grounding, L21-20P, Screw Terminal, Black and White
Item Added to Your Cart!
Locking Devices, Industrial, Male Plug, 20A 3- Phase Wye 120/208V AC, 4-Pole 5-Wire Grounding, L21-20P, Screw Terminal, Black and White
By Bryant
Catalog ID: 72120NPB
Locking Devices, Industrial, Male Plug, 20A 3- Phase Wye 120/208V AC, 4-Pole 5-Wire Grounding, L21-20P, Screw Terminal, Black and White
By Bryant
Catalog ID:
72120NPB
Locking Devices, Industrial, Male Nylon Plug, 20A 3-Phase Wye 120/208V AC, 4-Pole 5-Wire Grounding, L21-20P, Screw Terminal, Black
- Hand grip features wide-rib, non-slip design
- Configuration-specific plug face surrounds blades to prevent infiltration of contaminants
- Captive, combination Slot/Phillips assembly screws
- Double wall construction for extra durability
- Neutral blade is nickel-plated for easy identification
- Internal “self-centering” Triple Gripper® cord grip with “radius teeth” design provides secure cord retention
Entertainment Industry Version
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