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L.H.Dottie
4-Inch Carbon Steel Rigid Conduit Locknut, 25-Pack
Our Price:$169.94These carbon steel locknuts are used by electrical installers to secure threaded rigid conduit or IMC fittings to steel enclosures, boxes, and panels. They help hold conduit connections in place...
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L.H.Dottie
4-Inch Carbon Steel Three-Piece Knockout Seals, 10-Pack
Our Price:$229.94These three-piece knockout seals are for electrical installers covering exposed knockout openings in metal enclosures and outlet boxes. They provide a practical way to close unused openings without...
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L.H.Dottie
4-Inch Conduit Nipple, 5-Pack
Our Price:$319.94This 5-pack of 4-inch conduit nipples is for electrical installers connecting threaded conduit to enclosure knockouts. Used with a locknut, each nipple provides a direct connection point or a short...
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L.H.Dottie
4-Inch EMT Polyethylene Plastic Bushing
Our Price:$219.94This 4-inch EMT plastic bushing is for electricians and low-voltage cable installers working with non-metallic cabling in EMT conduit. It helps protect cables from abrasive EMT edges at the conduit...
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Wiremold
4-Inch Feed Flush Poke-Through Assembly, Gray
Our Price:$449.94This gray flush poke-through assembly is a floor-box component for electricians and other electrical installation professionals. It provides a 4-inch feed arrangement for routing electrical service...
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Wiremold
4-Inch Feed Flush Poke-Thru Assembly, Black
Our Price:$479.94This black poke-thru assembly is a floor-box component for commercial electrical installers who need to route a 4-inch feed through finished floors. Its flush configuration supports a neat...
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L.H.Dottie
4-Inch Insulated Ground Bushing with Lay-In Lug, 2-Pack
Our Price:$99.94This 2-pack of insulated ground bushings is for electrical professionals terminating threaded rigid conduit or IMC at an enclosure. Each bushing helps fasten and ground the conduit while providing a...
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L.H.Dottie
4-Inch Insulated No-Thread Conduit Connector
Our Price:$435.94This insulated no-thread connector is used by electrical professionals to join IMC or rigid conduit to metal enclosures. It provides a practical connection point where conduit enters an enclosure...
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L.H.Dottie
4-Inch No-Thread Conduit Coupling
Our Price:$445.94This no-thread conduit coupling is for electricians and electrical contractors joining two lengths of threadless rigid or IMC conduit. It provides a direct connection point between compatible conduit...
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Wiremold
4-Inch Poke-Through Insert with Disposable Plate
Our Price:$345.94This 4-inch poke-through insert with a disposable plate is for electrical installers working with floor box systems. It provides an insert-only component for poke-through floor installations where a...
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L.H.Dottie
4-Inch Punch Tool Replacement Cup
Our Price:$111.20This 4-inch punch tool replacement cup is for electrical professionals and maintenance teams replacing a cup in a punch tool setup. It helps support accurate alignment during punch tool work.Made of...
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L.H.Dottie
4-Inch Stainless Steel Conduit Hanger with Hex Nut and Bolt, 2-Pack
Our Price:$50.94This 2-pack of 4-inch conduit hangers is for electrical installers securing and suspending EMT, PVC, or rigid conduit in overhead applications. Each hanger helps keep conduit supported in place...
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L.H.Dottie
4-Inch Two-Hole Rigid Conduit Strap, 10-Pack
Our Price:$48.94This 4-inch two-hole rigid conduit strap is for electrical installation teams fastening rigid or IMC conduit to wood, masonry, and similar surfaces. It provides a straightforward way to secure...
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L.H.Dottie
4-Inch Zinc-Plated Carbon Steel Conduit Hanger, 25-Pack
Our Price:$219.94This 4-inch conduit hanger is designed for electrical professionals who need to secure and suspend EMT, PVC, or rigid conduit in overhead installations. The 25-pack provides multiple hangers for...
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Satco
4-Light Alabaster Vanity and Wall Fixture, Brushed Nickel
Our Price:$121.98This 4-light vanity and wall fixture is designed for facility managers, contractors, and commercial buyers who need coordinated lighting for vanity and bath areas. Its alabaster appearance and...
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Satco
4-Light Old Bronze Racetrack Vanity Light
Our Price:$38.98This 4-light vanity fixture is designed for commercial buyers outfitting bath and vanity areas. Its racetrack-style profile provides a coordinated way to position four lamps for vanity lighting.The...
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Satco
4-Light Polished Chrome Vanity and Wall Light
Our Price:$46.94This 4-light vanity and wall light is designed for facilities teams, property managers, and commercial buyers who need lighting for vanity and wall locations. Its polished chrome appearance and...
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Satco
4-Light Racetrack-Style Polished Chrome Vanity Light
Our Price:$46.94This four-light racetrack-style vanity light is for buyers selecting vanity and bath lighting. Its polished chrome finish and four lamp positions provide a lighting fixture option for vanity...
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RIB
4-Output 0-10 VDC Track-Mount Staging Relay Module
Our Price:$155.94This track-mount relay module is for control professionals using a controller or thermostat to operate four relay outputs from one 0-10 VDC analog signal. It provides adjustable staging thresholds so...
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UBI
40 Amp Single-Pole Replacement Circuit Breaker
Our Price:$43.94This single-pole replacement circuit breaker is for electrical professionals maintaining compatible load centers. It provides a 40 amp replacement option for Zinsco load centers that accept Type Q...
Electrical, Lighting & Power Supplies for Every Application
Whether you're wiring a new facility, upgrading lighting, managing power distribution, or simply replacing batteries, this category covers the full range of electrical and power products for commercial, industrial, and facility maintenance needs. Use the subcategory paths below to find exactly what your project requires.
Choose your starting point
Popular examples in this category
What Electrical, Lighting & Power Products Are Used For
These products support building infrastructure, equipment operation, and facility maintenance. Common uses include installing or replacing wiring and conduit, setting up lighting systems, managing power backup, controlling circuits, and keeping devices charged and operational across commercial and industrial environments.
How to Choose the Right Electrical or Power Product
Start by identifying your application: new installation, replacement, or upgrade. Then consider voltage and amperage requirements, environment (indoor vs. outdoor, wet vs. dry), code compliance needs, and whether you need portable power, permanent wiring, or lighting control. Match product specs to your load and location.
Common Applications Across Electrical & Power Categories
Typical applications include office and warehouse lighting upgrades, panel and breaker installations, backup power for critical equipment, low-voltage wiring for data and controls, switch and receptacle replacement, and battery maintenance for vehicles, tools, and emergency devices.
What to Know Before You Buy
Always verify local electrical codes before purchasing wiring, boxes, or panels. Check compatibility between components such as switches, receptacles, and load ratings. For lighting, confirm fixture type, bulb base, and lumens output. For backup power, match runtime requirements to battery capacity and inverter wattage.
Which Subcategory Fits Your Project?
Use this table to match your immediate need to the right starting point.
| Need | Best Fit Subcategory | Why It Matters |
|---|---|---|
| Replace or stock batteries for tools, devices, or vehicles | Batteries & Charging | Correct battery chemistry and voltage ensures compatibility and safe operation |
| Install or upgrade facility or workspace lighting | Commercial & Industrial Lighting | Fixture type, lumen output, and mounting style must match the space and application |
| Run new wiring or replace existing cable and conduit | Electrical Boxes, Wiring & Cable | Wire gauge, insulation rating, and conduit type must meet load and code requirements |
| Source connectors, tape, terminals, or general electrical hardware | Electrical Supplies | Having the right small components on hand prevents project delays and callbacks |
| Protect equipment from outages or manage power across a facility | Power Distribution & Backup Power | Proper sizing of UPS, PDUs, and panels prevents overloads and downtime |
| Replace or add outlets, switches, or circuit controls | Switches, Receptacles & Controls | Load rating, GFCI/AFCI compliance, and compatibility with existing wiring are critical |
Plan the right fit before choosing
Step 1: Define Your Scope and Environment
Before selecting products, clarify whether the work involves new construction, renovation, or maintenance. Identify the environment: commercial office, industrial facility, outdoor, or hazardous location. This determines the enclosure ratings, wire gauges, and fixture types you'll need.
- New construction typically requires conduit, wire, boxes, panels, and fixtures specified to local code
- Renovation or replacement work may require matching existing voltage, amperage, and box configurations
- Outdoor and wet locations require weatherproof or watertight-rated components
- Hazardous or industrial environments may require explosion-proof or heavy-duty rated equipment
Step 2: Calculate Load and Power Requirements
Matching your electrical components to actual load requirements prevents overloads, equipment damage, and code violations. Add up the wattage or amperage of all devices on a circuit before selecting wire gauge, breakers, or power distribution equipment.
- Wire gauge must match the amperage rating of the circuit and breaker
- Power strips and distribution units should be rated above your expected peak load
- Battery backup systems should be sized for runtime, not just wattage
- Lighting loads should account for fixture wattage plus any dimmer or control compatibility
Step 3: Select Compatible Controls and Accessories
Switches, receptacles, and controls must be compatible with the wiring, load type, and any smart or automated systems in use. Confirm that boxes, covers, and mounting hardware match your wall or panel configuration before ordering.
- GFCI and AFCI receptacles are required in specific locations by most electrical codes
- Dimmer switches must be rated for the bulb type (LED, CFL, incandescent) being controlled
- Electrical boxes must be sized for the number of wires and devices they will contain
- Labeling and organizing wiring during installation reduces troubleshooting time later
This category is divided into seven focused subcategories so you can navigate directly to batteries, lighting, wiring, boxes, supplies, power distribution, or controls.
Products span both indoor commercial use and outdoor or industrial environments, with options rated for wet, damp, and hazardous locations.
The category covers everything from low-voltage battery and control wiring to high-amperage commercial power distribution and panel components.
Options include primary power infrastructure, portable power, and battery backup systems to keep critical equipment running during outages.
Common questions before buying
How do I know which wire gauge to use for my project?
Wire gauge is determined by the amperage the circuit will carry. Common residential and light commercial circuits use 14 AWG for 15-amp circuits and 12 AWG for 20-amp circuits. Always match wire gauge to the breaker rating and consult local electrical codes for your specific application.
What is the difference between a UPS and a power strip with surge protection?
A surge protector diverts voltage spikes but provides no power during an outage. A UPS (uninterruptible power supply) includes a battery that keeps connected equipment running temporarily when power is lost, giving you time to save work or safely shut down systems.
Do I need GFCI outlets in all locations?
Most electrical codes require GFCI protection in areas near water, including bathrooms, kitchens, garages, outdoor locations, and unfinished basements. Requirements vary by jurisdiction, so always verify with local code before installation.
What should I consider when choosing commercial lighting fixtures?
Key factors include the required lumen output for the space, fixture mounting type (surface, pendant, recessed), bulb or lamp compatibility, color temperature for the work environment, and whether dimming or occupancy controls are needed. Energy efficiency ratings also affect long-term operating costs.
3V CR2016 Lithium Coin Batteries, 5-PackWBB3170572
Batteries & Charging
3V Batteries