Busbars and Busways (184 companies)
Busways and busbars (conductor bars)  provide current to distant or moving points along the path of an electrification system.
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Circuit Breakers (788 companies)
Circuit breakers are mechanical switching devices capable of breaking currents under specified abnormal circuit conditions.
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Electrical and Electromechanical Assembly Services (1207 companies)
Electrical and electromechanical assembly services provide board-level assembly, chassis and rack panel wiring, and front panel assembly. Typically, suppliers provide the complete turnkey production of electronic and electromechanical finished products from procurement through final assembly with testing and burn-in, if required.
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Electrical Contact and Electrode Materials (268 companies)
Electrical contact and electrode materials are soft, high conductivity, oxidation resistant materials used in circuit breakers, relays, and for EDM applications.
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Electrical Insulators (126 companies)
Electrical insulators, high voltage bushings and porcelain insulator assemblies provide electrical isolation of power line conductors in transmission and distribution (T & D), substation, transformer, capacitor and power protection applications.
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Electrical Power Generators (702 companies)
Electrical power generators transform mechanical energy into electrical energy, typically for backup or emergency power. Generators can produce either AC or DC power and are typically powered by a fuel engine.
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Fault Detectors and Recorders (29 companies)
Fault detectors and fault recorders are electric power instruments that detect and/or record electrical faults that may happen in power lines. A fault recorder keeps a log about the time, location, intensity of the fault. Learn more about Fault Detectors and Recorders

Fuse Holders (419 companies)
Fuse holders are devices for containing, protecting and mounting fuses. Blown fuses can be changed quickly and easily when used in conjunction with a fuse holder.
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Fuses (864 companies)
Fuses protect electrical devices and components from overcurrents and short circuits that occur in improperly operating circuits.
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Grounding Bars and Rods (38 companies)
Grounding bars and grounding rods are electrical connections that divert undesirable current in order to protect humans and equipment. Learn more about Grounding Bars and Rods

Ground Fault Circuit Interrupters (GFCI) (29 companies)
Ground fault circuit interrupters (GFCI) disconnect a circuit when the current between the neutral conductor and the live conductor becomes unbalanced. GFCIs are also known as residual current devices.
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Ground Fault Relays (19 companies)
Ground fault relays protect electrical equipment from ground faults. A ground fault is an unintentional current path between a current-carrying conductor and a grounded surface.
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Grounding Indicators (9 companies)
Grounding indicators are used to monitor and verify the presence of grounding systems. Learn more about Grounding Indicators

Grounding Straps (16 companies)
Grounding straps are anti-static devices that are used to protect people and electronic equipment from electrostatic discharges (ESD) by routing the electric current to a safe ground.
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Intrinsic Safety Barriers (68 companies)
Intrinsic safety (IS) barriers are devices that limit the current, voltage, and total energy delivered to a sensor in a hazardous area or flammable environment in order to prevent an explosion.
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Lightning Protection Systems (131 companies)
Lighting protection systems provide reliable electrical connection to the earth or ground and can vary from simple copper rods to sophisticated electrolytic rod systems with active soil moisture replenishment. Learn more about Lightning Protection Systems

Load Centers (16 companies)
Load centers are used for the protection and distribution of power in a building or residence. They are also called circuit breaker boxes. Learn more about Load Centers

Motor and Generator Winding Services (195 companies)
Motor and generator winding services suppliers specialize in producing custom motors, generators and custom windings per customer specifications, as well as companies that specialize in motor repair and refurbishing. 
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Panelboards and Switchgear (449 companies)
Panelboards and switchgear are electrical distribution devices that convert incoming electrical power into several smaller circuits and provide overload protection in the form of fuses or circuit breakers.
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Partial Discharge Monitors (6 companies)
Partial discharge monitors are used to monitor partial discharge activities in high voltage equipment. Learn more about Partial Discharge Monitors

Power Distribution Units (PDU) (285 companies)
Power distribution units (PDUs) have an electrical input and several outputs, often as electrical outlets, for powering multiple devices. 
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Power Strips (142 companies)
Power strips are used in applications where multiple AC outlets are needed, often without surge or line noise protection.
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Safety Switches (122 companies)
Safety switches open and close circuits, either manually with an operating mechanism or automatically with a fuse. Typically, safety switches are built into enclosures. Learn more about Safety Switches

Specialty Electrical Distribution and Protection Products (133 companies)
Specialty electrical distribution and protection products are specialty or proprietary products related to electrical distribution and circuit protection. Learn more about Specialty Electrical Distribution and Protection Products

Transfer Switches (154 companies)
Transfer switches transfer electrical power back and forth between two power systems or buses such as a utility power line and a backup motor-generator power supply. Learn more about Transfer Switches

Thermal Cutoffs and Thermal Protectors (55 companies)
Thermal cutoffs and thermal protectors are nonresetting, thermally sensitive devices designed to protect domestic electrical appliances and industrial equipment from fire. They are sometimes described as thermal one-shot fuses.
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Transformers (1276 companies)
Transformers transfer electrical energy from one electric circuit to another, typically by the principles of electromagnetic induction. Transformer types include potential, current, step-up, step-down, distribution and others.

Utility Meters (72 companies)
Utility meters are used to monitor the consumption of water, gas or electricity by businesses or residences. Learn more about Utility Meters