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
PUSHBUTTON SWITCH; Mounting Feature: THROUGH HOLE-RIGHT ANGLE; Switch Function: SPDT; Type (Actuator): PUSHBUTTON; Solderability: MIL-STD; Maximum DC Contact Current: 1 A;
Median Price
$9.250
Lifecycle Status
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1k+
Arrow
1+ parts
$0.187
100+ parts
-
1k+ parts
10k+ parts
Chip1Stop
$1.680
Verical
$8.910
$8.580
Newark
$11.150
PEI Genesis
Master Electronics
$10.660
$10.230
IBS Electronics
$8.556
$8.232
Metaverse IC Inc.
Pushbutton Switches 8121SD9A2GE attributes and parameters. Explore more Pushbutton Switches devices from C & K Components
Type (Actuator):
Body Width:
Body Height:
Body Length/Diameter:
Length (Bushing):
Type (Bushing):
Center Contact Plating:
AC Maximum Power Rating R Load (Contact):
AC Maximum Rating R Load (Contact):
Maximum AC Contact Current:
Maximum DC Contact Current:
DC Maximum Rating R Load (Contact):
Contact Resistance:
Contact Timing:
Maximum AC Contact Voltage:
Maximum DC Contact Voltage:
Dielectric Withstand Volts (V):
Electrical Life:
End Contact Plating:
Housing Material:
Insulation Resistance:
JESD-609 Code:
Mounting Feature:
Maximum Operating Temperature:
Minimum Operating Temperature:
PCB Hole Count:
Sealing:
Solderability:
Switch Action:
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Switch Type:
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Termination Type:
8121SD9A2GE Switches trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.50.90.33
SB
8536.50.90.30
C&K is now a part of Littelfuse, Inc. Since its formation in 1928, C&K has been at the forefront of technological evolution in electromechanical switches. The company’s unmatched design capabilities tailored to customer needs are recognized globally by design engineers who demand high-quality switch performance. Nearly a century later, C&K remains one of the most recognizable and trusted names in the e-mech switch industry. C&K has headquarters in Waltham, Massachusetts (United States) and global design centers at its HQ location alongside Dole (France) and Huizhou (China). Used in automotive, industrial, medical and consumer products, among other applications, C&K products – including tactile, rocker and toggle switches – are assembled in over 55,000 standard products and 8.5 million switch combinations to companies that design, manufacture and distribute electronics products. So whether you’re interested in a universal paddle switch assembly for a fire alarm, a compact start/stop button for a boating application, a switching mechanism for a surgical device with a specific actuation force, or a tailor-made multi-position snap-switch module for temperature adjustment, you can count on C&K to deliver the best possible solution every time.
LM2931AZ-5.0G
Onsemi
LM2931AZ-5.0G by Onsemi is a fixed positive single output LDO regulator with a nominal output voltage of 5V and max output current of 0.1A. It has a max dropout voltage of 0.6V, making it suitable for applications requiring stable power supply in temperature-sensitive environments up to 125°C. The package style is cylindrical with wire terminals, ideal for rail packing methods in various electronic devices.
2N2222A
Microsemi
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Collector Current (IC): .8 A; Minimum DC Current Gain (hFE): 30; No. of Elements: 1;
Hi-tron Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
LM7805CT
Integrated Circuit Technology
Other Regulators; No. of Terminals: 3; Maximum Input Voltage Absolute: 35 V; Maximum Voltage Tolerance: 5 %; Terminal Position: SINGLE; Operating Temperature (TJ-Min): 0 Cel;
RN41N-I/RM
Microchip Technology
Microchip Technology's RN41N-I/RM is a telecom IC with 35 terminals, operating from -40 to 85°C. It has a supply voltage of 3.3V and is surface mountable in industrial applications. The package style is rectangular, measuring 13.2mm x 20.1mm with a seated height of 2.2mm, suitable for telecom interface functions.
M39029/56-351
Defense Logistics Agency
CONNECTOR ACCESSORY; MIL Conformity: YES; Contact Gender: FEMALE; Mating Contacts: M39029/58-363; Removal Tool Sources: MILITARY; Alternate Contact Sources: MILITARY;
M39029/58-360
Tri-star Electronics International
CONNECTOR ACCESSORY; Material: COPPER ALLOY; MIL Conformity: YES; Associated Military - Specifications: MIL-C-55302/69, MIL-C-38999; MIL-Connector Accessory Name: CONTACT; Terminal Type: CRIMP;
LL4148
Leshan Radio
RECTIFIER DIODE; Surface Mount: YES; Maximum Non Repetitive Peak Forward Current: 2 A; Maximum Reverse Recovery Time: .004 us; No. of Phases: 1; Maximum Operating Temperature: 175 Cel;
SS14
Rugao Dachang Electronic
RECTIFIER DIODE; Surface Mount: YES; Maximum Repetitive Peak Reverse Voltage: 40 V; Maximum Forward Voltage (VF): .55 V; No. of Elements: 1; Technology: SCHOTTKY;
FDV304P
Fairchild Semiconductor
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Moisture Sensitivity Level (MSL): 1; Maximum Drain Current (ID): .46 A;
LM358MX
National Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
LM107H
Raytheon Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Low-Offset: NO;
Yangzhou Yangjie Electronics
RECTIFIER DIODE; Surface Mount: YES; Technology: SCHOTTKY; No. of Phases: 1; Config: SINGLE; Maximum Operating Temperature: 125 Cel;
Taitron Components
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
C1206C104K5RACTU
KEMET Corporation
KEMET C1206C104K5RACTU is a ceramic capacitor with 0.1uF capacitance and 50V rated DC voltage. It has X7R temperature characteristics, -55 to 125 °C operating range, and ±10% tolerance. Ideal for SMT applications due to its rectangular package shape and wraparound terminals.
SMBJ18CA
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
U.FL-R-SMT-1(10)
Hirose Electric
U.FL-R-SMT-1(10) by Hirose Electric is a RF connector with 50 ohm impedance, 0.05 dB insertion loss, and 8 GHz operating frequency. Ideal for board mounting in commercial applications, it features gold termination finish, liquid crystal polymer insulator, and 200VAC dielectric voltage resistance.
RC0402JR-070RL
Yageo
Yageo's RC0402JR-070RL is a SMT fixed resistor with 0 ohm resistance, rated for temperatures from -55 to 155 °C. It features METAL GLAZE/THICK FILM tech, WRAPAROUND terminals, and 0.0625 W power dissipation. Ideal for jumper applications in electronics requiring compact surface mount components.
TM4C1294NCPDTI3
Texas Instruments
TM4C1294NCPDTI3 by Texas Instruments is a 32-bit microcontroller with Cortex-M4F CPU family. It features 8KB data EEPROM, 20-Ch 12-Bit ADC channels, and 32 DMA channels. Ideal for industrial applications requiring high-speed processing, it offers connectivity options like CAN, Ethernet, I2C, SPI, UART, and USB.
Sangdest Microelectronics (Nanjing)
MSP103B
TE Connectivity
PUSHBUTTON SWITCH; Manufacturer Series: MSP3;
2-1825027-0
Tyco Electronics Alcoswitch
PUSHBUTTON SWITCH; Mounting Feature: THROUGH HOLE-RIGHT ANGLE; Switch Function: SPST; Type (Actuator): BUTTON TYPE; Switch Action: MOMENTARY; Minimum Operating Temperature: -35 Cel;
SV4F23SS301
E-switch
SV4F23SS301 by E-switch is a SPST pushbutton switch with 200000 cycles electrical life, IK10/IP67 sealing, and white LED illumination. Ideal for applications requiring momentary switch action, it has a max operating force of 4.5N and can handle up to 2A@36VDC load.
A3DJ-7121
Omron
PUSHBUTTON SWITCH; Manufacturer Series: A3D;
3SU1150-1BA20-1CA0
Siemens
PUSHBUTTON SWITCH;
YB15RKW01-5F12-JF
Nkk Switches
YB15RKW01-5F12-JF by Nkk Switches is a SPDT pushbutton switch with GLASS FILLED POLYAMIDE housing and PHOSPHOR BRONZE terminals. It features GREEN LED illumination, 100000 cycle electrical life, and 200M ohm insulation resistance. Ideal for applications requiring momentary ON-(ON) contact function, such as panel mounting in electronic devices.
SB4011NOM
PUSHBUTTON SWITCH; Manufacturer Series: SB;
TP11CGPC004
TE Connectivity's TP11CGPC004 is a black pushbutton switch with brass terminals. It has an electrical life of 100,000 cycles and insulation resistance of 1G ohm. Ideal for applications requiring momentary switch action, such as panel mounting in electronic devices.
IMR7Z452075
Apem Components
IMR7Z452075 by Apem Components is a yellow pushbutton switch with SPDT function. It has an electrical life of 25,000 cycles and insulation resistance of 1,000,000,000 ohms. Ideal for panel mounting applications requiring a momentary switch with quick connect termination.
A3AT-90A1-00R
Omron A3AT-90A1-00R is a SPDT pushbutton switch with 50000 cycles electrical life. It has a max AC contact current of 3A@125VAC and DC contact current of 2A@30VDC. Ideal for panel mounting applications, it operates b/w -10°C to 55°C temperatures.
HB02KW01-5F-FB
Pushbutton Switches;
F2UEE
C & K Components
F2UEE pushbutton switch by C & K Components features a DPDT switch function with SILVER end contact plating. With a POLYCARBONATE housing and BRASS terminal material, it offers an electrical life of 100000 cycles. Ideal for applications requiring a max AC contact voltage of 125VAC and DC contact current of 0.5A@30VDC, this switch is sealed at the top and bottom for enhanced durability.
46-01-08-500-05
Grayhill
Grayhill's 46-01-08-500-05 is a DPDT pushbutton switch with 250,000 cycles electrical life. Featuring EPOXY TERMINAL SEALING, it has a max AC contact current of 0.25A@115VAC and operates b/w -40 to 85°C. Ideal for panel mounting applications requiring momentary switch action.
SPUJ191500
Alps Electric
PUSHBUTTON SWITCH; Mounting Feature: THROUGH HOLE-RIGHT ANGLE; Switch Function: DPDT; Type (Actuator): PUSHBUTTON; Contact Timing: BREAK-BEFORE-MAKE; Maximum Operating Temperature: 60 Cel;
30-6
The Grayhill 30-6 is a red pushbutton switch with SPST function. It has an electrical life of 1M cycles, insulation resistance of 1G ohm, and max AC contact current of 1A. Ideal for applications requiring momentary switch action in temperatures ranging from -40 to 85 °C.
RP8200B2M1CEBLKBLKRED
RP8200B2M1CEBLKBLKRED by E-switch is a SPST pushbutton switch with 200000 cycles electrical life. It has sealing with epoxy, gold over silver plating, and operates b/w -30 to 85 °C. Ideal for applications requiring a latched OFF-ON contact function at a max of 24VDC and 0.1A load rating.
8121SY3ZGE
8121SY3ZGE by C & K Components is a SPDT pushbutton switch with STAINLESS STEEL housing. It has 60000 cycles electrical life, 1000000000 ohm insulation resistance, and operates b/w -30 to 75 °C. Ideal for applications requiring a reliable pushbutton switch with gold over nickel plating, such as panel mounting setups.
E68-30A
Zf Friedrichshafen Ag
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: SPDT; Type (Actuator): BUTTON TYPE; Maximum AC Contact Current: .1 A; Maximum Operating Temperature: 85 Cel;
1977738-2
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: SPDT; Contact Function: ON-(ON); Material (Actuator): NICKEL PLATED COPPER ALLOY; Center Contact Plating: GOLD;
30-37
Grayhill 30-37 is a SPST pushbutton switch with black actuator and brass terminals. With an electrical life of 500,000 cycles, it offers momentary switch action and operates b/w -40 to 85°C. Ideal for panel mounting applications requiring a pushbutton switch with gold-plated contacts.
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