Active filters amplify desired signals while rejecting unwanted frequencies, and can be tailored to meet application-specific requirements in electronics.
Amplifiers boost signal strength, match impedance levels, and are essential in many circuit systems, including audio, broadcasting, and telecommunications.
Batteries store and provide electrical energy, come in various types and sizes for multiple uses, rechargeable or single-use.
Capacitors store electrical charge with metallic plates and a dielectric; types vary and can be combined for specific circuit characteristics.
Chip carriers and sockets provide an interface between components and PCBs, enabling easy replacement or upgrading without soldering.
Circuit protection devices prevent damage from overcurrent flow, including fuses, breakers, surge protectors, and voltage regulators.
Connector accessories and support devices aid connector function and longevity, including backshells, grips, clamps, and ties; must be compatible with connector type.
Connectors join electronic circuits to transfer signals and power, come in various sizes and shapes, and include support accessories.
Converters transform DC input to another voltage level, essential in electronic systems, renewable energy, and automotive electronics.
Crystals and resonators generate and stabilize frequency signals via piezoelectricity. They are used in timing, frequency control, and filters. Crystals are quartz and resonators are ceramic with a built-in capacitor.
Semiconductor diodes control current flow in one direction (uni-directionality) via low resistance. Useful for rectification, voltage regulation, detection, and digital logic.
Discover essential electronic components for your devices, including CPU accelerators, system cache controllers, computer processors, motherboards, and graphics computing systems. Enhance device performance and connectivity with reliable components engineered for seamless integration and optimal functionality.
Fiber optics use light pulses to transmit data over long distances. They have superior bandwidth capacity, low signal attenuation, and secure physical properties. They are essential in telecommunications networks today.
Filters enhance signal processing by selectively passing desired frequencies while suppressing unwanted ones. Filters can be passive (using capacitors, resistors, and inductors) or active (using transistors or amplifiers).
Flash devices are non-volatile storage solutions that offer fast read and write speeds, making them ideal for applications requiring high-speed data transfer. These devices utilize flash memory technology, providing reliable storage for data-intensive tasks such as gaming, multimedia, and enterprise-level applications.
General purpose ICs consist of multiple individual circuits or components (e.g., logic gates, amplifiers, oscillators, etc.) that are combined onto a single integrated circuit chip for a smaller physical footprint.
I/O and storage controllers are crucial components in computer systems, managing input/output operations and storage devices. These controllers facilitate efficient data transfer between peripherals, storage drives, and the central processing unit (CPU), enhancing system performance and enabling seamless connectivity.
Inductors store energy in magnetic fields, oppose sudden changes in current flow and prevent electrical surges. Common inductor applications include power supplies, signal filters, and oscillators.
Interface ICs allow efficient device connectivity with high-speed data transfer and low power consumption.They can be ASIC or FPGA types, and may perform additional functions such as sensing, storage, and conversion.
Logic ICs can be used for storage, memory, amplification, and multiplexing. They perform fundamental logical operations on digital input signals (1, 0, H, L) to generate a corresponding digital output signal.
Memory modules are essential components in electronic devices, storing data temporarily or permanently for processing and retrieval. From volatile RAM (Random Access Memory) to non-volatile ROM (Read-Only Memory), memory technologies vary in speed, capacity, and functionality, catering to diverse application requirements.
Memory ICs store digital data and retain the information even when the power is turned off. They come in various types, like RAM (Random Access Memory) for fast data access, and ROM (Read-Only Memory) for permanent data storage.
Miscellaneous semiconductor components are a diverse category of electronic components that combines elements from a mix of component devices.
Optoelectronic devices interact with light. This family of devices can emit light, detect light, generate current, and transmit light signals for long-distance communication.
Oscillators generate repetitive waveforms, such as sine, square, or triangle waves. They are commonly used to produce stable and precise frequencies for applications like clocks, signal generation, and communication systems.
Other Function Semiconductor components are a diverse category of semiconductor components that perform a range of specialized functions.
Passive component networks operate without a power source and support data transmission within system by performing filtering, energy storage, and/or signal coupling functions.
Peripheral ICs (Integrated Circuits) are designed to control and manage the peripheral devices connected to a computer or other electronic device.
Programmable Logic ICs are user-programmable devices that allow designers to create custom logic circuits. These cost saving ICs offer real-time data processing and maximum design flexibilty.
RF (Radio Frequency) and microwave devices are used in telecommunications, wireless communications, and electronic systems. These devices include amplifiers, attenuators, filters, mixers, oscillators, and antennas, and a host of other components.
Voltage regulators are used to ensure a constant output voltage despite power fluctuations and load changes. Linear and switching regulators are common types used to maintain voltage stability.
Relays are electromagnetic switches that are used to control the flow of electrical current in an electrical circuit. Relays are a safe means of providing isolation between a controlling circuit and a controlled circuit.
Resistors control the flow of electrical current in a circuit by introducing a set resistance. These passive components reduce current flow, adjust signal levels, and bias active elements in circuits.
Transducers convert energy from one form to another and are crucial in sensing, audio and control systems. They transform physical measures like temperature, pressure, or sound into electrical signals for circuits.
Storage drives are hardware devices used to store and retrieve digital data in computers and electronic devices. These drives come in various forms, including hard disk drives (HDDs), solid-state drives (SSDs), and hybrid drives, offering different levels of capacity, speed, and durability to suit specific storage needs.
Storage media encompass physical or digital mediums used for storing and preserving digital data. From optical discs and magnetic tapes to USB flash drives and memory cards, storage media come in diverse formats and capacities, offering flexibility and reliability for data storage and archival purposes.
Storage systems comprise hardware and software components designed to manage and store digital data efficiently. These systems range from simple standalone devices to complex network-attached storage (NAS) and storage area network (SAN) solutions, providing scalable storage capacity and data protection features for businesses and enterprises.
Switches control electrical current flow by making or breaking connections. These devices vary in design and application, from basic on/off switches to complex industrial automation systems.
Telecom integrated circuits (ICs) are specialized electronics for telecommunications, tailored to high data rates, low power use, and reliable long-distance transmission. These devices include amplifiers, filters, ADCs, DACs, and more-- and they are often integrated on one chip for specific telecom tasks.
Terminal blocks, or connection terminals, are modular blocks that bring together multiple electrical wires at one connection point. They offer a reliable, organized way to terminate cables.
Thermal management devices control heat in electronic systems, preventing overheating and ensuring optimal performance and reliability. Examples include heat sinks, fans, and thermal interface materials that dissipate or transfer heat away from components.
Transformers are devices that alter electrical voltage levels between circuits through electromagnetic induction. They are vital in power distribution, converting high-voltage electricity for transmission and lower voltage for safe usage.
Transistors are 3-layer semiconductor devices that regulate the flow of electrical current. They function as amplifiers, boosting weak signals, and as switches, controlling the flow of current between terminals.
Triggering devices initiate electronic processes or events in response to specific conditions. These devices support many automated tasks such as activating switches and signals, or turning on lights when motion is detected.
Video cards, also known as graphics cards or GPU (Graphics Processing Unit), are essential components in computers, responsible for rendering graphics and images on display devices. These cards feature dedicated processors and memory, delivering smooth and immersive visual experiences for gaming, multimedia, and professional applications.
Choose from over than a million of proven quality materials. Over 300 manufacturers are presented. From renowned major international players to small independent companies with a proven track record in local markets.
Featured manufacturers
The Nkk Switches S421T is a DPST toggle switch with 15000 cycles electrical life and 1000000000 ohm insulation resistance. It has a max AC contact current of 20A@250VAC, making it ideal for ON-OFF applications in various industries. With a body width of 18.9992 inch and screw termination type, this panel mount switch operates b/w -10 to 70 °C temperatures efficiently.
Median Price
$22.190
Lifecycle Status
Suppliers In-Stock
8
In-Stock Inventory
1k+
RS Americas
1+ parts
$19.860
100+ parts
$14.100
1k+ parts
-
10k+ parts
TTI
$22.100
$16.280
$15.340
Mouser Electronics
$16.600
$14.960
Powell Electronics
$22.250
$18.830
$14.910
DigiKey
$22.320
$16.610
$14.967
Nova Conductors
$14.205
Vyrian
Fibra_Brandt Electronic GMBH
Aztec Data Supply Inc.
$2.740
Corohmni
$3.098
AZTECH Wire
$8.652
Continental Prestige Electronics
$13.921
Netroflash
Ampacity Inc.
$14.900
Allen Electronics Distributors
$17.970
QUARKTWIN TECHNOLOGY LTD
Argo Parts USA
Metaverse IC Inc.
With a high electrical life cycle, this toggle switch is designed to last through numerous on/off cycles, ensuring durability and reliability in the long run.
The high insulation resistance of this toggle switch helps prevent electrical leakage and ensures safety during operation.
The compact size of the body width makes it suitable for installations where space is limited, providing flexibility in application.
The DPST switch function allows for dual independent circuits, offering versatility in controlling different electrical loads.
With a high maximum operating temperature, this toggle switch can withstand various environmental conditions without compromising its performance.
The TIN terminal finish provides excellent conductivity and corrosion resistance, ensuring efficient electrical connections.
The traditional toggle switch design offers a familiar and easy-to-use interface for controlling power with a simple flick of a lever.
The ON-OFF contact function allows for straightforward control of circuit connection, making it ideal for applications where simplicity is key.
The panel mount design enables easy and secure installation on a variety of surfaces, enhancing the convenience and accessibility of the switch.
Toggle Switches S421T attributes and parameters. Explore more Toggle Switches devices from Nkk Switches
Angle (Actuator):
Length (Actuator):
Type (Actuator):
Body Width:
Body Length/Diameter:
Length (Bushing):
Type (Bushing):
AC Maximum Rating I Load (Contact):
AC Maximum Rating R Load (Contact):
Maximum AC Contact Current:
Contact Function:
Contact Resistance:
Contact Timing:
Maximum AC Contact Voltage:
Dielectric Withstand Volts (V):
Electrical Life:
Insulation Resistance:
JESD-609 Code:
Mounting Feature:
Maximum Operating Temperature:
Minimum Operating Temperature:
Switch Action:
Switch Function:
Switch Type:
Terminal Finish:
Termination Type:
S421T Switches trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.50.90.65
SB
NSN
4030-01-450-8807, 4030014508807
NIIN
014508807
PCN Design/Specification - LP01,YB,YB2 Multiple Changes 29/Nov/2016 S, ST, WT Toggles, LW ,WR Rockers, WB Pushbuttons 31/Mar/2016
PCN Packaging - S,SW Series Multiple Changes 31/Mar/2016
NKK Switches is a global manufacturer of innovative electromechanical switches and programmable displays, setting the standard for quality and reliability in human-machine interface solutions. NKK provides full-service engineering support to include electronic system design, programming and value-added services by combining over 65 years of expertise and a true commitment to our partners’ success. For 65 years, NKK Switches has been a leader in the design and manufacturing of electromechanical switches. Founded in 1953 by Shigeo Ohashi, with the vision to design and produce high-quality, highly reliable industrial switches. In 1981, NKK established NKK Switches of America, Inc., its North American headquarters, in Scottsdale, Arizona. Situated strategically to support the Americas, NKK Switches of America, Inc. strives to adhere to its philosophy of “excellence through innovation and customer service” in all respects.
LM78L05ACMX/NOPB
Texas Instruments
LM78L05ACMX/NOPB by Texas Instruments is a fixed positive single output standard regulator with an output voltage of 5V and max current of 0.1A. It operates b/w 0-125°C, has a dropout voltage of 1.6V, and can handle input voltages up to 30V making it ideal for various electronic applications requiring stable power supply.
2N2222A
Solid State Devices
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
1N4148
International Semiconductor
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
BSS138-TP
Micro Commercial Components
BSS138-TP by Micro Commercial Components is a N-channel small signal FET with a min DS breakdown voltage of 50V and max drain current of 0.22A. It is commonly used in applications requiring enhancement mode operation, such as power management and switching circuits.
SMBJ18CA
Thinking Electronic Industrial
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BAV99
Jiangsu Changjiang Electronics Technology
RECTIFIER DIODE; Surface Mount: YES; Maximum Forward Voltage (VF): .715 V; Maximum Operating Temperature: 150 Cel; Maximum Reverse Recovery Time: .006 us; Maximum Output Current: .2 A;
M24308/2-1F
Adi Electronics
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; MIL Conformity: YES; Filter Feature: NO; Mating Info.: MULTIPLE MATING PARTS AVAILABLE;
North American Philips Discrete Products Div
PIC18F4550-I/PT
Microchip Technology
PIC18F4550-I/PT by Microchip: 8-bit microcontroller with 44 terminals, 48 MHz clock frequency, and USB connectivity. Ideal for industrial applications requiring low power mode and 10-bit ADC channels.
LL4148
Sinyork
RECTIFIER DIODE; Surface Mount: YES; Config: SINGLE; No. of Phases: 1; No. of Elements: 1; Maximum Repetitive Peak Reverse Voltage: 100 V;
BSS138BK,215
NXP Semiconductors
NXP Semiconductors' BSS138BK,215 is a N-CHANNEL FET with 0.36A max drain current and 0.42W power dissipation. Ideal for applications requiring single configuration and surface mount technology, such as enhancement mode operation in temperatures up to 150°C.
Dc Components
E8WSDC12-32.768KTR
Abracon
Abracon's E8WSDC12-32.768KTR crystal oscillator offers 20 ppm frequency tolerance, 144% stability, and 70000 ohm series resistance. Ideal for applications requiring precise timing at 0.032768 MHz, such as IoT devices and communication systems.
Cinch Connectivity Solutions
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Dielectric Withstanding Voltage (V): 1750VAC; No. of Connectors: ONE; Body Depth: .375 inch;
Excel (Suzhou) Semiconductor
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
Rochester Electronics
1N4148WS
Diotec Semiconductor Ag
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
ERJ3EKF1002V
Panasonic
Panasonic's ERJ3EKF1002V is a fixed resistor with 10000 ohm resistance, 1% tolerance, and 0.1 W power dissipation. It operates b/w -55 to 155 °C and is ideal for surface mount applications in automotive electronics due to AEC-Q200 compliance.
General Semiconductor
2N7002
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .83 W; JESD-609 Code: e3; Minimum DS Breakdown Voltage: 60 V;
3546-001N000
Apem Components
3546-001N000 by Apem Components is a DPDT toggle switch with IP67/IP64 sealing, suitable for panel mount-threaded installation. It has an electrical life of 6000 cycles and can handle up to 20A@125VAC AC max rating R load. With a body width of 23in and a body height of 31.4mm, this lever actuated switch operates b/w -40°C to 85°C, making it ideal for various industrial applications.
ATE1D
Knitter-switch
ATE1D by Knitter-switch is a SPDT toggle switch with brass housing and phosphor bronze terminals. It has an electrical life of 60000 cycles, insulation resistance of 500M ohm, and can handle a DC power rating of 0.4VA at 48VDC. Ideal for applications requiring a reliable ON-ON contact function in temperatures ranging from -20°C to 80°C.
MS24659-22D
Otto Engineering
TOGGLE SWITCH; Mounting Feature: PANEL MOUNT-THREADED; Switch Function: DPST; Type (Actuator): LEVER; Maximum Operating Temperature: 71 Cel; Body Height: 34.8 mm;
8501K4
Safran Group
TOGGLE SWITCH; Mounting Feature: PANEL MOUNT-THREADED; Switch Function: DPDT; Type (Actuator): TOGGLE; Contact Function: ON-ON; Body Width: 23.11 inch;
12TW1-2
Honeywell Sensing And Control
12TW1-2 by Honeywell Sensing And Control is a DPDT toggle switch with dust-proof sealing. It has a body width of 13.59in and max AC contact current of 5A@125VAC. Ideal for panel mounting applications requiring latched switch action in environments where dust protection is essential.
MTA306D
TE Connectivity
TE Connectivity's MTA306D is a 3PDT toggle switch with 60000 cycle electrical life and 1000000000 ohm insulation resistance. With a max AC contact current of 6A, it is ideal for applications requiring ON-ON contact function and panel mounting. The switch operates b/w -20 to 80 °C, featuring gold terminal finish and copper alloy end contact material.
S3B
Nkk Switches
TOGGLE SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: SPDT; Type (Actuator): TOGGLE BAT; Contact Function: ON-OFF-ON; Maximum Operating Temperature: 70 Cel;
TT11AGPC104
TOGGLE SWITCH; Manufacturer Series: TT11AGPC104;
MS24655-231
TOGGLE SWITCH; Mounting Feature: PANEL MOUNT-THREADED; Switch Function: SPDT; Type (Actuator): LEVER; Contact Function: ON-ON; Minimum Operating Temperature: -55 Cel;
LT-1561-733-012
Carling Technologies
TOGGLE SWITCH;
2TL1-1
2TL1-1 by Honeywell is a DPDT toggle switch with dust-proof sealing. It has a max AC contact current of 15A@125VAC and DC contact current of 20A@28VDC. Ideal for panel mounting applications, this lever actuated switch operates at temperatures up to 71°C.
C3900BA
Bulgin
The Bulgin C3900BA toggle switch features IP67 sealing, SPST switch function, and 20A@277VAC AC max rating. With a body width of 14", it is ideal for panel mount-threaded applications requiring a durable metal lever actuator and quick connect termination. This switch offers high insulation resistance of 20M ohm and can handle up to 14A@36VDC DC max rating.
MS24523-26
TOGGLE SWITCH; Mounting Feature: PANEL MOUNT-THREADED; Switch Function: SPDT; Type (Actuator): TOGGLE; Contact Function: ON-(ON); Angle (Actuator): 33 deg;
MS90310-221
Eaton Corporation
Eaton Corporation's MS90310-221 is a SPST toggle switch with 20000 cycles electrical life. It has a body width of 9.25in and a max operating temperature of 71°C. Ideal for applications requiring a latched switch function, it can handle up to 3A@115VAC AC max rating R load and 5A@28VDC DC max rating R load.
MTA106D
TE Connectivity's MTA106D Toggle Switch features SPDT switch function, 6A@125VAC AC max rating, and 4A@28VDC DC max rating. Ideal for panel mounting applications in electronics requiring a durable toggle switch with gold-plated contacts for reliable performance.
MS27718-23-1
MS27718-23-1 by Honeywell Sensing And Control is a 13.59" wide toggle switch with dust-proof sealing and SPDT switch function. It has a max AC contact current of 5A@125VAC, making it suitable for panel mount-threaded applications requiring latched switch action.
MS24524-22
TOGGLE SWITCH; Mounting Feature: PANEL MOUNT-THREADED; Switch Function: DPDT; Type (Actuator): TOGGLE; Contact Function: ON-OFF; Housing Material: THERMOPLASTIC;
4TL1-4
4TL1-4 by Honeywell Sensing And Control is a 4PDT toggle switch with dust and water-proof sealing. It has a max AC contact current of 11A@125VAC and DC contact current of 18A@28VDC. Ideal for panel mounting applications, it offers momentary switch action with screw termination.
MS27720-23-1D
Otto Engineering's MS27720-23-1D is a SPDT toggle switch with 30000 cycles electrical life. It has a body width of 13.59in and sealing for moisture and water proofing. Ideal for applications requiring a locking lever actuator, with max AC contact voltage of 115V and DC contact current of 5A.
MS24524-21
TOGGLE SWITCH; Mounting Feature: PANEL MOUNT-THREADED; Switch Function: DPDT; Type (Actuator): LEVER; DC Maximum Rating R Load (Contact): 20A@28VDC; Body Length/Diameter: 34.04 mm;
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S421
TOGGLE SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: DPST; Type (Actuator): TOGGLE BAT; Contact Function: ON-OFF; Body Width: 18.9992 inch;
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
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