Back to main menu
Wire & Cable
- Back to Shop by categories
- See all Wire & Cable
- AC90 (BX)
- NMD90 (Canadex)
- RW90
- Teck Cables
- Flexible Cords (Cabtire)
- T90
- NMWU
- RWU90
- Fire Alarm
- TEW
- TW75 / TWU-40
- LVT / NBT
- ACWU90
- NS75 / NSF75FT1
- USEI / USEB
- Bare or Braid Copper
- Reels
Connectors & Fittings
- Back to Shop by categories
- See all Connectors & Fittings
- Lugs & Terminals
- Wire connectors
- Cable Connectors
- Flexible Conduit Connectors
- Hub Connectors
- Explosion Proof
- Heat Shrink / Cold Shrink Products
Conduit & Cable Accessories
Conduits & Fittings
- Back to Shop by categories
- See all Conduits & Fittings
- Conduits
  - Back to Conduits & Fittings
  - See all Conduits
  - All conduits
  - EMT
  - PVC Rigid
  - Liquidtight
  - Aluminium
  - ENT - PVC flexible
- Liquidtight accessories and fittings
- Condulets & Entrance Caps
- Couplings
- Elbows
- Connectors
- Nipples
- Reducing Bushings & Adapters
- Straps & Spacers
- PVC Boxes & Covers
- PVC End Caps & End Bells
- PVC Conduit Accessories
- Expansion Joints & Sleeves
- Hangers, Clamps & Brackets
Raceway / Cable Tray / Channel Strut
- Back to Shop by categories
- See all Raceway / Cable Tray / Channel Strut
- Channel Strut
- Raceway
- Cable Tray
- Wire Duct
- Other Raceway Products
Wiring Devices, Switch & Receptacle
- Back to Shop by categories
- See all Wiring Devices, Switch & Receptacle
- Switches
- Receptacles
- Wallplates
- Datacom, Telecom & Domotic
- Plugs & Connectors
- Sockets
- Dimmers
- Sensors
- Timers
- Fan Controls
- Pilot Lights
- Service Poles
- Surge Protection
- Wireless Devices
- Other
Distribution Equipment
- Back to Shop by categories
- See all Distribution Equipment
- Breakers
- Transformers
- Meter Centre & Accessories
- Meter Receptacles
- Safety Switches
- Panels & Loadcentres
  - Back to Distribution Equipment
  - See all Panels & Loadcentres
  - Industrial & Commercial
  - Residential
- Panels - Accessories
- Generators
- Capacitors
- Masts & Accessories
- Pole Line Hardware
- Electric Vehicle Charging Equipment
- Grounding Rods / Boxes / Plates
- Bus Duct & Accessories
- Surge Protecting Devices
Electrical Boxes
- Back to Shop by categories
- See all Electrical Boxes
- Indoor Rated
- Outdoor Rated
- Explosion Proof
- Floor, Counter & Desktop
- Box Accessories
Fuses & Accessories
- Back to Shop by categories
- See all Fuses & Accessories
- Time Delay
- Fuses HRC
- Fuses Miniature
- Fuses Blocks / Fuses Holders
- Fuses One -Time
- Fuses Midget
- Fuse Plug Type
- Fuses Tools
- Fuses Reducers
- Fuse kits
- Fuses Automotive & Others
Electrical Enclosures
- Back to Shop by categories
- See all Electrical Enclosures
- Metering Cabinets
- Pushbutton Enclosures
- Pull / Junctions Enclosures
- Telephone / CATV Enclosures
- Lay-in-Duct / Wiring Trough
- Splitter boxes
- Splitter Troughs
- Splitter blocks
- Parts & Accessories
Renewable & Sustainable Energy
- Back to Shop by categories
- See all Renewable & Sustainable Energy
- EV Charging solutions
- Solar Energy Products
  - Back to Renewable & Sustainable Energy
  - See all Solar Energy Products
  - Energy Storage ( Battery )
  - Racking Systems
  - Inverters, PCS
Lighting
- Back to Shop by categories
- See all Lighting
- Lamp bulbs
- Fixtures
- Lighting Fixture Accessories
- Ballasts & drivers
- Lighting Controls
- Emergency Lighting
- Guards
- Lenses
Electrical Tools & Hardware
Heating & Ventilation
- Back to Shop by categories
- See all Heating & Ventilation
- Fans
- Thermostats & Sensors
- Heating Cables
- Baseboard Heaters
- Fan-Forced
- Heating Convection
- Radiant Heating
- Unit Heaters
- Furnaces Electric
- Heat Pump & Air Conditioning
- Heating Explosion-Proof
- Heating Hand Dryer
- Relays / Contactors / Transformers
- Heating Replacement parts
- Central Vacuum Systems
- Heating Others
Data Communication and Networking
- Back to Shop by categories
- See all Data Communication and Networking
- Audio/Video Cables & Connectors
  - Back to Data Communication and Networking
  - See all Audio/Video Cables & Connectors
  - Audio Cables
  - Cable Connectors & Adapters
  - D-Sub Cable Assemblies
  - HDMI Cable Assemblies
  - Coaxial RG Cables
  - Screens Amplifier Speakers Controls
- Copper & Fiber Connectivity
  - Back to Data Communication and Networking
  - See all Copper & Fiber Connectivity
  - Connecting Blocks
  - Connectors & Plugs
  - Cross Connect BIX
  - Fiber Optic Termination & Splicing
  - Inserts & Adapters
  - Outlets
- Fiber Optic Cables
  - Back to Data Communication and Networking
  - See all Fiber Optic Cables
  - Fiber Optic Indoor Cable
  - Fiber Optic Indoor/Outdoor Cable
  - Fiber Optic Outdoor Cable
- Networking Hardware
  - Back to Data Communication and Networking
  - See all Networking Hardware
  - Communication Devices
  - Media Converters
  - Network Extenders
  - Network Interface Devices
  - Wireless Networking Hardware
- Patch Cords
  - Back to Data Communication and Networking
  - See all Patch Cords
  - Copper Media Patch Cords
  - Fiber Optic Patch Cords
  - Fiber Optic Multiple Cable Assemblies
- Patch Panels & Enclosures
- Telecom Equipment
  - Back to Data Communication and Networking
  - See all Telecom Equipment
  - Building Entrance Terminals
  - Telephone Accessories
- Twisted Pair Data Cable - Multi Pairs Cable
  - Back to Data Communication and Networking
  - See all Twisted Pair Data Cable - Multi Pairs Cable
  - Four Pair UTP Data Cables
  - High Pair Count UTP Data Cables
  - Outside Plant Data Cables
  - Unjacketed Cross-Connect Data Cables
- Tools
- Tray Telecom Wire-Mesh & Accessories
- Voltage Regulators / UPS Inverters
  - Back to Data Communication and Networking
  - See all Voltage Regulators / UPS Inverters
  - UPS Inverters
  - Services
  - Racks and Accessories
  - Data Center Software
  - Power Distribution / Power Cords
  - Surge Protection and Power Conditionning
  - Security and Environmental Monitoring
  - Cooling
- Security/Camera
Alarms & Signalling
- Back to Shop by categories
- See all Alarms & Signalling
- Visual & Audio-Visual Signals
- Detectors
- Entry, Access & Intrusion Control
- Audible Signals
- Transformers
- Fire Alarm
Industrial Control & Automation
- Back to Shop by categories
- See all Industrial Control & Automation
- Industrial Connectivity
- Terminal Blocks
- Operator Interface
- Contactors
- Safety Switches and sensors
- Relays
- Automation Products (PLCs)
- Starters
- VFD's, Speed Controllers & Encoders
- Power Supplies & Converters
- Parts & Acccessories
Labelling Systems & Markers
- Back to Shop by categories
- See all Labelling Systems & Markers
- Labels & Placards
- Marking & Barricade Tape
- Markers
- Printers & Ribbons
- Signs
- Tags
Safety
- Back to Shop by categories
- See all Safety
- Clothing
  - Back to Safety
  - See all Clothing
  - Rain Suits
  - Work
  - High Visibility
  - Disposables
  - Welding
  - Others
- First Aid
  - Back to Safety
  - See all First Aid
  - Emergency Wash Stations
  - First Aid Kits
  - Cleaners & Disinfectants
  - Creams & Ointments
  - Dressings & Bandages
  - Defibrillators
  - Others
- Personal Protective Equipment
  - Back to Safety
  - See all Personal Protective Equipment
  - Fall Protection
  - Environmental
  - Hand Protection
  - Hearing Protection
  - Foot Protection
  - Head Protection
  - Respiratory Protection
  - Eyes & Face Protection
  - Ergonomics
Industrial Supply
- Back to Shop by categories
- See all Industrial Supply
- Grinding & Polishing
  - Back to Industrial Supply
  - See all Grinding & Polishing
  - Cutting Discs
  - Grinding Discs
  - Sanding Discs
  - Mounted Abrasives
  - Abrasive Wheels
  - Hand Finishing
  - Power Brushes
  - Parts & Accessories
- Tapes & Adhesives
  - Back to Industrial Supply
  - See all Tapes & Adhesives
  - Glues
  - Sealants
  - Tapes
  - Compounds
- Ladders
  - Back to Industrial Supply
  - See all Ladders
  - Step ladders
  - Platforms
  - Parts & Accessories
- Hand Tools
- Power Tools
- Batteries/chargers
- Cutting Tools / Bits & Blades
- Hardware
- Meters & Testers
- Extension Cords & Accessories
- Power Bars / Temporary Power Center
- Work Lamps / Temporary Lighting / Flashlights
- Lubricants
- Paint & Accessories
- Janitorial
- Hoses & Accessories
- Instrumentation
- Signal & Lock Out
- Welding
- Industrial Conduit Pipe & Accessories
EV Charging solutions
Solar Energy Products
- Back to Shop by categories
- See all Solar Energy Products
- Energy Storage ( Battery )
- Racking Systems
- Inverters, PCS
Hardware, Supplies & Fasteners

Ship to

Your Delivery Method

My Account

Bill to {{vm.session.billTo.firstName}} {{vm.session.billTo.lastName}} ({{vm.session.billTo.customerNumber}} {{vm.session.billTo.properties.guillevin_LegacyAccountNumber}}) Change Account

Sign Out

My Cart

99 + items

BREAKER 1P D CURVE 0.5A 277/480VAC

WEI-7940098995 MFG #: 7940098995

7940098995_1 - 6ccd731b-44a9-4611-955b-ea67d16180f0.jpg

Amperage: 0.5
Best Seller: No
Breaker Case Type: Miniature
Breaker Mounting/Termination Type: DIN Rail
Breaker Trip Type: D Curve
Dangerous Goods: No
Discontinued: No
Featured Product: No
Green Product: No
Limited Quantity: No
Made in Canada: No
Manufacturer: WEIDMULLER
Manufacturer Category: P510
Mfr Vendor ID: 415
Oversize product: No
Poles: 1P
Restricted Delivery: No
SPF Product ID: 1448086
Unit of Measure: E
UPC: 4011721084152
Voltage: 480Y/277 60VDC
Web Group: 1020206000000

Miniature circuit breaker

Weidmuller’s DIN-rail mounted circuit breakers are available for use
in applications where circuit protection must be able to distinguish between
circuit overloads and short circuits.
Each circuit breaker has the ability to be reset without the need to
change components.
All circuit breakers are available with an assortment of jumpers and
marking tags.