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Choose an actuator and contact block to make your own 22 mm metal switch.
Choose an actuator and contact block to make your own 22 mm plastic switch.
Choose an actuator and contact block to make your own 30 mm switch.
Choose an actuator and contact block to make your own 16 mm switch.
Grab these switches by hand and pivot them to use.
Customize the length of these switches by cutting them from a 50-foot roll.
Activate or deactivate fans, lights, and other devices inside your enclosure when you open or close the door.
The light touch of a finger turns circuits on and off without pressing down a contact.
A red light flashes when the actuator is pushed, making it easy to see from a distance. They're rated IP65 for protection from washdowns.
These switches actuate with the slightest push for a high degree of accuracy.
Often used on conveyor systems and bin filling operations, these switches have the rapid-closing action of a snap-acting switch but have a large actuator for sensing larger objects.
Sealed actuators prevent these switches from jamming, even when exposed to oil, sand, mud, or ice.
These switches actuate with the slightest push for a high degree of accuracy. They're rated IP67 for protection from wet locations and temporary submersion.
Secure these switches into panels using mounting nuts.
Stack these slim switches together, or fit them into tight spaces. They're rated IP67 for protection from temporary submersion.
Rated NEMA 6P, 13, and IP67, these switches are protected from corrosion, oil/coolant spraying, washdowns, and temporary submersion.
Sealed actuators prevent these switches from jamming, even when exposed to sand, mud, or dirt. They're rated IP67 for protection from temporary submersion.
Rated IP67, these switches are protected from temporary submersion. When an object in motion comes into contact with the actuator, it sends a signal to open or close a circuit.
Protect machinery and ensure the safety of personnel—these switches will open the circuit when actuated even if a spring fails or the contacts stick.
Shorter and thinner than other safety limit switches, these are sized to fit tight spaces.
Prevent equipment from automatically restarting—these switches must be manually reset each time they're actuated.
Use these switches where ignitable gas and dust may be present. They meet NEC Class I, Division 1, Groups B, C, and D; and Class II, Division 1, Groups E, F, and G for hazardous locations.
The smallest snap-acting switches we offer, these fit into the tiniest of spaces.
Actuate these switches with half the force of other subminiature switches for increased accuracy.
Smaller than standard size snap-acting switches, these fit in tight spaces.
Enclosures protect these snap-acting switches from the environment.
Open and close circuits quickly to minimize arcing and prevent contacts from sticking. These switches are often used as door-open indicators on appliances and enclosures.
With a rubber-encased housing and stainless steel bracket, these switches resist vibration and corrosion. They're rated IP68 for protection from dust and temporary submersion.
Small enough to fit in the tiniest spaces, these switches are rated IP67 for protection from temporary submersion.
Rated NEMA 4 , these enclosed switches have a sealed actuator for protection from washdowns.
Keep out dirt and moisture—the sealed housing on these switches is watertight and meets MIL-PRF-8805.
Wire contacts to an alarm system to alert when doors or windows are opened.
These switches actuate when a magnet comes within sensing distance, and reset when the magnet moves away.
Prevent unauthorized use—these switches require coded magnets to actuate. They cannot be bypassed using ordinary magnets.
Often used as position indicators, pump level controls, and machine limit switches, these switches actuate when tilted to a certain angle.
These switches detect magnetic objects—or objects with a magnet attached—through non-magnetic walls.
Provide on/off control for a motor and protect it from overloads. These starters shut the motor off if current exceeds the full-load current rating.
With a shallower depth than most other starters, these fit in narrow spaces.
The NEMA 4X rated enclosure protects these starters from corrosion and washdowns.
Sized to fit in tight spaces, these starters have a shorter height and narrower depth than most other starters.
Use these starters with motors that run forward and backward, such as motors for conveyor belts.
Rated NEMA 4X, these enclosed starters are protected from corrosion and washdowns.
Sealed coils protect these switches against moisture, heat, dirt, and mechanical and thermal stress.
Housed in a durable steel enclosure.
Save electricity and extend motor life by reducing the motor's starting current.
Operated by hand, these starters are more compact than electrically actuated motor starters; use them when multiple motor circuits are housed in one panel.
Combine a switch and a thermal overload element to build a starter that can handle high-current-rated motors. Also known as a NEMA starter.
Assemble your own motor starter by combining a switch and a thermal overload element.
Rated IP69K, these switches are protected from high-pressure and high-temperature washdowns.
Mount these switches inside your enclosure to prevent it from opening when power is on—actuating the switch disconnects power and releases the door.
Stop battery drain and prevent the theft or unauthorized use of equipment by disconnecting batteries when not in use.
Rated IP66, these switches are protected from washdowns.
Install these switches in a panel cutout.
These switches are housed in a protective enclosure so they can be mounted wherever needed.
Protected by a steel enclosure, these switches withstand tougher conditions than switches in a plastic housing. Also known as safety switches, they have quick-make/quick-break action to eliminate arcing and prolong switch life.
A raintight NEMA 3R rated enclosure protects these switches outdoors.
If there’s a power outage, flip the toggle for each circuit on these switches to backup power.
When the microcontroller inside detects a power outage, these switches automatically fire up a backup generator. They’ll switch back to utility power once power is restored.
Replace worn contacts instead of replacing the entire relay.
Operate equipment that cycles on and off from your control cabinet.
Quickly and safely mount these relays on 35 mm DIN rail (also known as DIN 3). IP20 rated, they have recessed terminals that prevent fingers and other objects from touching live circuits.
Prevent damage from voltage spikes, reduce signal interference, and amplify signal with these relays, which interface between your controller and components to isolate input and output circuits.
Solder these relays directly to printed circuit boards using their solder pin terminals.
A NEMA 4X enclosure protects the relay from washdowns, dirt, and corrosion. It has wire leads to hardwire to your equipment.
With no moving parts, these solid state relays last longer, switch faster, and are quieter than mechanical relays. They interface between your controller and components to isolate input and output circuits, which protects components from voltage spikes, amplifies the relay’s signal, and reduces interference for reliable transmission.
Using a low-current signal, these relays are often used to control small motors and heaters.
Also known as an air-to-electric switch, this relay converts an air signal to an electric signal.
For use with equipment that cycles on and off, these relays meet UL 508 for air conditioning and heating. Also known as definite-purpose contactors.
The circular pin terminals plug into relay sockets for easy installation.
These relays are rated for motors with 1-3 horsepower or 15-90 amps—use them with industrial automation systems, security and emergency lighting, and small motors. Also known as power relays.
Unlike mechanical relays, these solid state relays have no moving parts, so they require less maintenance and last longer, switch faster, and are quieter. They mount on 35 mm DIN rail (also known as DIN 3) for fast installation.
With no moving parts, these solid-state relays are fast switching and require less maintenance, last longer, and are quieter than mechanical switches.
The interlocked opposing contacts won't close at the same time, so these relays are suitable for safety applications such as machine guarding.
Often used for high-speed switching at low-current levels, these solid state relays have no moving parts, so they switch faster, last longer, and are quieter than mechanical switches.
Receive signals from safety monitoring relays or controllers to switch devices off and on because of a system failure.
Control and diagnose issues with safety-critical circuits.
Split run time between two devices—these relays automatically alternate between them.
Often used to regulate the speed of AC fans or keep a heater at a set temperature, these relays connect directly to sensors to calculate and adjust output power. This allows you to use an analog input without converting it to a digital signal to control output power.
Use the screw terminals to hardwire these relays.
With a built-in web server, these relays can be remotely controlled over any IP network, including the Internet.
Sealed for safety, these relays are a good choice for hazardous locations where combustible or corrosive gases may be present.
With no moving parts, these solid state relays are faster switching, quieter, and longer lasting than mechanical switches. The circular-pin terminals plug into relay sockets for easy installation.
Send a signal with these relays to turn equipment on and off from up to 150 feet away without having to run electrical wire.
These relays switch through a series of different circuit configurations every time they receive an input voltage. Also known as step relays.
A single, momentary input voltage switches these relays and locks them in position, so they don't require a constant input voltage to stay on or off.
Sealed to keep out water, these relays are often used for DC-powered equipment such as forklifts, floor scrubbers, and trucks.
Suitable for DC-powered equipment such as forklifts, floor scrubbers, and trucks.
With no moving parts, these solid state relays require less maintenance and last longer, switch faster, and are quieter, than mechanical relays. Also known as automotive relays.
Also known as automotive relays, these relays can handle high starting (inrush) currents.
The extended housing covers and protects terminals.
Mount these terminals on a threaded screw or stud for a more secure connection than spade and hook terminals. They are noninsulated, so you can easily inspect the wire connection.
A plastic cover insulates the barrel to prevent short-circuiting with nearby wire.
Mount these elongated ring terminals on a range of threaded screw and stud sizes—their connection is more secure than spade or hook terminals.
A plastic cover on the barrel provides electrical insulation to prevent short-circuiting from nearby wire. These terminals have an elongated ring that can be mounted with a range of screw sizes.
For easy crimping, lay wire into the open barrel instead of threading it through a closed barrel.
Made of heat-resistant materials, these terminals are designed for installation in high-temperature applications such as motors, ovens, and furnaces. They are noninsulated, so you can easily inspect the wire connection.
With a heat-resistant PVDF cover on the barrel, these terminals are best for high-temperature applications where you want to prevent short-circuiting with nearby wire.
With a thicker ring and a plastic cover on the barrel, these terminals are more durable than standard ring terminals and insulated to prevent short circuiting with nearby wire.
When heat is applied, the enclosed solder melts, creating the most secure and electrically conductive connection we offer. The plastic insulation also shrinks when heated, forming a seal to keep out water and contaminants.
The elongated ring can be mounted with a range of screw sizes.
Thicker than standard ring terminals and noninsulated, these terminals are best when you need durability and to easily inspect the wire connection.
When heat is applied, the insulation shrinks and creates a seal that keeps out water and contaminants. Mount these terminals on a threaded screw or stud for a more secure connection than spade or hook terminals.
A plastic cover on the barrel provides electrical insulation to prevent short-circuiting with nearby wire. These terminals have a serrated edge on the inside of the ring that grips the mounting screw for a secure hold.
A serrated edge on the inside of the ring grips the mounting screw for a secure hold.
Save preparation time—these cords are ready-to-use with ring terminals on each end of a single-conductor wire.
Add strength and stability to stranded wire to protect it from damage and speed insertion into terminal blocks. These terminals are noninsulated, so you can easily inspect the wire connection.
A plastic cover on the barrel provides electrical insulation to prevent short-circuiting with nearby wire. These wire ferrules add strength and stability to stranded wire to protect it from damage and speed insertion into terminal blocks.
A plastic cover on the barrel provides electrical insulation to prevent short-circuiting with nearby wire. Convenient for applications that require frequent connections, these terminals slide together and pull apart with ease.
The connection tab on these terminals is completely covered with insulation, leaving no metal exposed when mated. They slide together and pull apart with ease, so they are convenient for applications that require frequent connections.
Convenient for applications that require frequent connections, these terminals slide together and pull apart with ease. They are noninsulated, so you can easily inspect the wire connection.
Easy to install, connect, and disconnect, yet difficult to shake loose. These terminals interlock with each other to make a secure connection.
A plastic cover on the barrel provides electrical insulation rated to 600 volts.
Rated UL 94 V-0 for flame resistance, these terminals are made of flame-retardant, self-extinguishing material to reduce the risk of fire.
Heat these terminals to shrink the insulation, creating a seal that keeps out water and contaminants. The insulation covers the barrel to prevent short circuiting with nearby wires. Convenient for applications that require frequent connections, these terminals slide together and pull apart with ease.
The connection tab on these terminals is completely covered with insulation, leaving no metal exposed when mated. When heat is applied, the insulation shrinks, forming a seal to keep out water and contaminants. The enclosed solder also melts when heated, creating the most secure and electrically conductive connection we offer.
Designed for high-temperature applications such as motors, ovens, and furnaces, these terminals are made of heat-resistant materials. They slide together and pull apart with ease, so they are convenient for applications that require frequent connections.
The connection tab on these terminals is completely covered with insulation, leaving no metal exposed when mated.
When heat is applied, the enclosed solder melts, creating the most secure and electrically conductive connection we offer. The insulation also shrinks when heated, forming a seal to keep out water and contaminants.
The connection tab on these terminals is completely covered with insulation, leaving no metal exposed when mated. Connect two wires to the same terminal—these female terminals have a male tab piggybacked onto them that connects with a female quick-disconnect.
Connect two wires to the same terminal—these female terminals have a male tab piggybacked onto them that connects with a female quick-disconnect. A plastic cover on the barrel provides electrical insulation to prevent short-circuiting with nearby wire.
A male tab piggybacked onto these female terminals lets you connect two wires to a single quick-disconnect terminal. They are noninsulated, so you can easily inspect the wire connection.
When heat is applied to these piggyback terminals, the insulation shrinks and creates a seal that keeps out water and contaminants and prevents short circuiting from nearby wire. These female terminals have a male tab piggybacked onto them, so you can connect two wires to a single terminal.
These terminals are connected to a single-conductor wire lead.
Since these terminals aren’t insulated, you can easily inspect the wire connection. The solid pin makes it easier to insert stranded wire into screw-clamp connections.
When heat is applied, the insulation on these terminals shrinks, creating a seal that keeps out water and contaminants. These solid pin terminals make it easier to insert stranded wire into screw-clamp connections.
Also known as bullet terminals, these have a round tab that requires less space than the flat tab found on most quick-disconnect terminals. Because they are noninsulated, you can easily inspect the wire connection.
The connection on these terminals is completely covered with insulation when mated, leaving no metal exposed and preventing short-circuiting with nearby wire. Also known as bullet terminals, these have a round tab that requires less space than the flat tab found on most quick-disconnect terminals.
When heated, the enclosed solder in these terminals melts forming the most secure and electrically conductive connection we offer. The plastic insulation also shrinks when heated, sealing out water and contaminants. Also known as bullet terminals.
When heat is applied, the insulation shrinks and creates a seal that keeps out water and contaminants. Also known as bullet terminals, these have a round tab that requires less space than the flat tab found on most quick-disconnect terminals.
A plastic cover on the barrel of these terminals provides electrical insulation to prevent short-circuiting with nearby wire. Loosen your mounting screw to install—the open end eliminates the need to completely remove it.
Loosen your mounting screw to install—the open end eliminates the need to completely remove it. They are noninsulated, so you can easily inspect the wire connection.
When heat is applied, the insulation on these terminals shrinks and creates a seal that keeps out water and contaminants. Loosen your mounting screw to install—the open end eliminates the need to completely remove it.
Made of heat-resistant materials, these terminals are designed for high-temperature applications, such as motors, ovens, and furnaces.
A flat surface creates strong screw-clamp connections. These terminals have a plastic cover that provides electrical insulation to prevent short-circuiting with nearby wire.
A plastic cover on the barrel provides electrical insulation to prevent short-circuiting with nearby wire. These terminals are a hybrid of ring and spade terminals; they install without removing the mounting screw, yet resist being pulled off.
A hybrid of ring and spade terminals, these install without removing the mounting screw, yet resist being pulled off.
Turn screw and stud terminals into quick-disconnect connections.
Connect two female quick-disconnects.
Divide one male quick disconnect connection into two.
Use with DIN 3 rail. Add as many circuits as you need with these terminal blocks and accessories.
No need to tighten or loosen any screws—these terminals lock your wiring in place with spring clamps.
Quickly troubleshoot or change wiring without any tools. These terminal blocks have a lever clamp that you flip up to insert wiring and flip down to lock it in place.
Visually confirm your circuits are working as expected. These terminal blocks have integrated LEDs that indicate if your circuits are powered or not, helping you troubleshoot issues.
One of the connections on these terminal blocks is a socket instead of a traditional terminal, making it easy to swap out equipment or change your wiring even in small enclosures. Instead of having to attach wire inside the tight space of your enclosure, you can wire a connector wherever it’s easiest and then plug it into the socket.
Use with DIN 2 rail. Add as many circuits as you need with these terminal blocks and accessories.
Rated IP20, these blocks have recessed terminals to prevent accidental contact with live circuits.
Best for equipment requiring regular servicing, these blocks disconnect without having to remove any wiring thanks to their plug-and-socket design. Their recessed screws prevent shorts by reducing the risk you’ll connect two circuits with a screwdriver or other tool.
Recessed screw terminals prevent you from accidentally connecting two circuits with a screwdriver or other tool, causing a short.
Made of ceramic, these blocks withstand high-temperature applications that reach up to 1110° F such as ovens and furnaces. They have recessed screws to reduce the chance you’ll cause a short by accidentally connecting two circuits with a screwdriver or other tool.
Mount blocks to a panel or the surface of a machine. Also known as barrier terminal strips.
A single row of terminals fits in narrow spaces.
The spring-clamp terminals on these blocks make wire installation faster than other types of terminals. These wire connections also stand up to vibration and temperature changes.
Customize these blocks’ wiring as your application changes. They come with jumpers that connect terminals on the same block, either across or next to one another.
Blocks mount in a cutout and have terminals on both sides.
Save time when wiring connections in a junction box; these blocks come already installed in an enclosure.
Inspect the terminal block and wiring without opening the cover.
Solder the pins on these blocks directly to your circuit board.
Stack multiple ring or spade terminals on the stud terminal; the current flows through the stacked terminals.
Distribute up to 150 amps from the center stud terminal to the eight screw terminals around it.
With the help of distribution blocks, you can take a high-current wire from your power source and connect it to one or more electrical devices.
Protect connections against corrosion.These bars are tin-plated copper and have stainless steel terminals.
Build your own distribution system by adding terminal blocks to these bars.
Maintain an electrical link between a moving part and a stationary part.These rings are typically used on rotating jib cranes, rotating signs, and test equipment.
Tighten the set screw for a secure connection without crimping. Mount lugs to a screw.
To prevent short-circuiting with nearby wire, a plastic cover insulates the barrel on these lugs. Tighten the set screw for a secure connection without crimping.
With screw heads that shear off when the appropriate torque is applied, these lugs create a secure and tamper-resistant connection without crimping.
Mount these lugs to a surface to create electrical connections without needing to cut or splice the conductor wire. For a secure connection without crimping, tighten the set screw onto the wire.
Thread these lugs onto grounding or neutral bars commonly found in panelboards. For a secure connection without crimping, tighten the set screw.
Save space on your mounting surface by installing wire vertically.
Often used in tight spaces, these lugs allow wire to enter at several angles.
Use a compression tool to attach lugs to wire. Mount them to a screw.
Accommodate differently spaced screws when connecting to equipment rails or bus bars with the slotted mounting hole on these lugs. With a long barrel, you can compress them twice for an extra-tight grip in high-vibration applications.
Drill mounting holes on these lugs where you need them. With a long barrel, you can compress them twice for an extra-tight grip in high-vibration applications.
With a thicker tab and OD, these lugs are more durable and dissipate more heat from high electrical loads than standard compression lugs. They have a long barrel, so you can compress them twice for an extra-tight grip in high-vibration applications.
Solid pins make it easy to insert stranded wire into screw-clamp connections. The plastic cover on the barrel of these lugs provides electrical insulation to prevent short-circuiting with nearby wire.
The barrel is longer than other lugs, so you can compress it twice for an extra-tight grip in high-vibration applications.
Solder these lugs in place, or use a crimping tool for a secure connection.
Slide these lugs onto cable and strike them with your hammer to create a durable connection.
Keep a variety of ferrule sizes on hand.
Maintain a supply of extra terminals and splices in various sizes.
For use where water and contaminants are a concern, the terminals and splices in these assortments have insulation that shrinks and creates a tight seal when heated.
A good choice for jobs where you don’t have crimping tools on hand, these connectors twist on to install wire quickly.
Designed for use in high-temperature applications such as motors, ovens, and furnaces, these assortments include a variety of terminals and splices made of heat-resistant materials.
Convenient for jobs when you don't have a crimping tool on hand, these butt splices have end caps that you twist instead of traditional crimping. The end caps lock the wire in place, making them good for high-vibration applications.
Keep on hand a variety of different sized terminals and splices with the most secure, sealed connection we offer.
When the splices in these assortments are heated, the enclosed solder melts to create the most secure, electrically conductive, and environmentally sealed connection we offer.
Keep splicing connectors on hand for two, three, or five wires.
Keep a variety of ring terminal sizes on hand.
Keep a variety of quick-disconnect terminal sizes on hand.
Twist the threaded end cap onto a main wire and a tap wire to connect them without crimping.
Keep on hand the set screw lugs, nuts, and bolts needed to install single- or three-phase dry-type transformers.
Keep a variety of lug sizes on hand.
Connect these clamps to a wide range of wire sizes.
When heat is applied, the flux and solder mixture creates a metallic bond that is nearly twice as strong as crimping or compression connections.
Serrations on both sides lock these lugs in place.
Thicker walls than standard battery terminal lugs make these more durable.
Connect these clamps to cable with a crimping tool or by soldering.
Insert your stripped cable into the compression nut and tighten; no crimping or heat is required.
Connect these lugs to cable with a crimping tool or by soldering.
Made of lead, these clamps resist corrosion to stand up to marine environments. Use a lug to attach your cable to the stud.
Splice large size wires without special tools—insert your wires and tighten the hex nut to make a connection.
Connect multiple M8 and M12 cords to create a network between equipment. These blocks are often used to send signal and power to proximity switches and sensors.
Replace coiled spring contacts in battery holders and terminals.
Holders have snap-on or screw-on covers to fully enclose and protect batteries.
Secure batteries to trays with these adjustable hold-downs.
Copper rivets are electrically conductive and have good corrosion resistance.
Create a common grounding path for not only internal components and circuits, but also your enclosure’s body.
Terminals fit into 0.042" dia. holes so you can make connections to a circuit board.
A high silver content gives this grease excellent conductivity for applications where electricity and heat transfer are required.
Lubricate, clean, deoxidize, and prevent corrosion on electrical contacts to improve their performance.
Use this grease in areas where there is the possibility of contact with food. Also known as dielectric grease, it lubricates and protects electrical systems.
Also known as dielectric grease, use insulating grease to lubricate and protect electrical systems.
Copper allows these lubricants to conduct electricity, while graphite gives them good chemical and corrosion resistance. Use them to prevent threaded fasteners and close-fitting parts from locking together in connections where you need to conduct electricity.
No electricity or batteries are needed—as your door opens, the magnet and contact disc are separated, sounding a mechanical chime.
Arm and disarm these alarms with a programmable code.
Attract more attention with a strobe light as well as an audible alarm. Arm and disarm these alarms with a key.
Arm and disarm these alarms with a key.
Install these springs in tight spots. When pushed together, the coils nest within each other.
Connect thermocouples to extension wire or instrumentation.
Connect RTD wire leads to conduit or instrumentation.
A safe alternative to mercury in thermometers and thermostats, gallium transfers heat and electricity without toxic vapor that can be inhaled. Also known as Galinstan.
For use in enclosures and panels where components require battery power, these enclosures have contacts for AA and 9-volt batteries.
These cables are for occasional use on cars and other small transport vehicles.
Thicker wires allow for a fast start on large trucks and industrial vehicles.