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.
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TE Connectivity's W51-A121B1-20 is a red illuminated SPDT rocker switch with 12.8mm width and 21.8mm height. It has a max AC contact current of 20A@125VAC and DC contact current of 20A@50VDC, suitable for panel mounting applications requiring latched switch action.
Median Price
$5.850
Lifecycle Status
Suppliers In-Stock
14
In-Stock Inventory
1k+
Farnell
1+ parts
$3.680
100+ parts
$3.160
1k+ parts
$2.830
10k+ parts
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Mouser Electronics
$6.150
$3.700
$3.200
RS Americas
$6.500
$5.920
$5.720
DigiKey
$6.560
$4.751
$3.111
TE Connectivity
$9.980
$8.840
$8.270
Master Electronics
$3.380
$2.920
$2.890
Verical
$4.279
$3.806
TTI
$5.550
$3.710
$3.620
Electro Sonic
$3.480
$3.000
$2.970
IBS Electronics
$6.321
$4.381
$4.288
Bristol Electronics
Lakeland Logistics Inc
Jaybe Electronics
Elcom Components
Neutron USA
$18.480
Perfect Parts
The red color of the actuator makes it easily identifiable and adds a visually appealing element to the switch.
The red lamp illumination enhances visibility in low light conditions, making it convenient to locate and use the switch.
The wider body width provides a larger surface area for easy operation and installation of the rocker switch.
The SPDT switch function offers versatility and flexibility in controlling different circuits with a single switch.
The slim body height allows for a compact design, making it suitable for applications with limited space for mounting.
The high maximum operating temperature ensures reliable performance in various environmental conditions without risk of overheating.
The high maximum AC contact current rating allows for the switch to handle heavy electrical loads with ease.
The low minimum operating temperature ensures the switch can function effectively even in cold environments without any issues.
The rocker type actuator offers easy and ergonomic operation, making it convenient for users to toggle the switch.
The high maximum DC contact voltage rating enables the switch to be compatible with a wide range of DC electrical systems.
The rocker switch type is known for its durability, reliability, and ease of use, making it a popular choice for various applications.
The high AC maximum rating load capacity ensures the switch can handle heavy loads safely and efficiently.
The compact body length/diameter allows for easy installation and integration of the rocker switch into different systems.
The high DC maximum rating load capacity makes the switch suitable for handling DC circuits with higher power requirements.
The latched switch action ensures that the switch stays in its position until physically toggled, preventing accidental changes in the circuit.
The solder termination type offers a secure and reliable connection method for the switch, ensuring long-term performance and stability.
The high maximum AC contact voltage rating allows the switch to be used in applications with higher voltage requirements.
The panel mount feature enables easy and secure installation of the rocker switch onto various panels or surfaces, ensuring stability and reliability.
Rocker Switches W51-A121B1-20 attributes and parameters. Explore more Rocker Switches devices from TE Connectivity
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W51-A121B1-20 Switches trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.50.90.65
SB
PCN Design/Specification - y-1423673-y product improvement 10/JUN/2020
TE Connectivity is a global leader in the design and production of innovative connectors and sensors for multiple industries, such as automotive, industrial equipment, data communication systems, aerospace, defense, medical, oil and gas, consumer electronics and energy. It is an American-Swiss domiciled firm that has been providing high-quality products to its customers since 1907.
CEO
Terrence R. Curtin
Executive VP, CFO
Heath A. Mitts
Senior VP, Principal Accounting Officer
Robert J. Ott
LM358AN
Onsemi
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
1N4148
NXP Semiconductors
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
LL4148
Shanghai Lunsure Electronic Technology
RECTIFIER DIODE; Surface Mount: YES; Maximum Forward Voltage (VF): 1 V; Maximum Non Repetitive Peak Forward Current: .5 A; No. of Elements: 1; Maximum Reverse Recovery Time: .004 us;
LM555CMX
Texas Instruments
LM555CMX by Texas Instruments is an Analog Waveform Generation IC with 8 terminals. It operates at a nominal voltage of 5V and supports power supplies ranging from 5V to 15V. This versatile IC, housed in a small outline package, is commonly used for pulse and rectangular waveform generation in commercial temperature environments.
FDC5614P
MSKSEMI SEMICONDUCTOR
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 2 W; Transistor Element Material: SILICON; Minimum DS Breakdown Voltage: 60 V;
M24308/2-1F
Amphenol
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Body or Shell Style: RECEPTACLE; Body Length: 1.228 inch; No. of Rows Loaded: 2;
RECTIFIER DIODE; Surface Mount: NO; Maximum Forward Voltage (VF): 1 V; Maximum Output Current: .15 A; Maximum Reverse Recovery Time: .004 us; Config: SINGLE;
EU2B-YS2J03C
Idec
ROTARY SWITCH;
1N4148WS
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
ULN2803A
STMicroelectronics
NPN; Configuration: 8 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Collector Current (IC): .5 A; No. of Elements: 8; Minimum DC Current Gain (hFE): 1000;
1N5819HW-7-F
SPC TECHNOLOGY/ MULTICOMP
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Vishay Sprague
NPN; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; JEDEC-95 Code: TO-18; Maximum Collector-Emitter Voltage: 40 V;
LM317T
Analog Devices
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; No. of Functions: 1; Package Body Material: PLASTIC/EPOXY; Surface Mount: NO;
New Jersey Semiconductor Products
Panjit International
Hitachi
LD1117S33CTR
STMicroelectronics LD1117S33CTR is a fixed positive single output LDO regulator with a nominal output voltage of 3.3V and max output current of 1.3A. It operates within an input voltage range of 4.75V to 15V, making it suitable for various applications requiring stable voltage regulation in compact designs. The device features low dropout voltage of 1.3V, high temperature operation up to 125°C, and small outline package style for space-constrained PCB layouts.
SSL-LXA228SRC-TR11
Lumex
SSL-LXA228SRC-TR11 by Lumex is a 1.9mm SINGLE COLOR LED with peak wavelength of 660nm and max forward current of 0.03A. Ideal for applications requiring SUPER RED light emission, such as indicator lights in electronic devices due to its clear lens and surface mounting feature.
Tak Cheong Electronics Holdings
CRCW080510K0FKEA
Vishay Intertechnology
Vishay Intertechnology's CRCW080510K0FKEA is a fixed resistor with 10000 ohm resistance, 1% tolerance, and 0.125 W power dissipation. Ideal for surface mount applications in automotive electronics due to AEC-Q200 reference standard compliance and -55 to 155 °C operating temperature range.
62051281-0-0
Carling Technologies
ROCKER SWITCH;
A8A-207-1
Omron
A8A-223-G
D501J12S2APQA
C & K Components
ROCKER SWITCH; Mounting Feature: THROUGH HOLE-RIGHT ANGLE; Switch Function: SPDT; Type (Actuator): ROCKER; Contact Function: ON-ON; Maximum AC Contact Current: 10 A;
A8A-222-1A
CRE24F2HBBNE
Zf Friedrichshafen Ag
ROCKER SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: SPDT; Type (Actuator): CURVE-ONE COLOR; Maximum Operating Temperature: 85 Cel; Body Height: 18.4 mm;
V8DAS001-6ZZXX-1XX-XPC1
Carling Technologies V8DAS001-6ZZXX-1XX-XPC1 is a SPDT rocker switch with 20A@12VDC rating. With insulation resistance of 50MΩ, it operates b/w -40 to 85°C. Ideal for panel mounting applications requiring momentary ON-OFF-ON function.
A8L-21-12N3
Omron A8L-21-12N3 is a DPST rocker switch with 10000 cycles electrical life. It has a max AC contact current of 10A@250VAC and operates b/w -20 to 55 °C. Ideal for applications requiring latched switch action, it features solder termination and through hole-straight mounting.
V1B1ZWDC-A8A00-0
Carling Technologies V1B1ZWDC-A8A00-0 is a SPST rocker switch with 15A@28VDC rating. With insulation resistance of 50MOhm, it operates b/w -40 to 85°C. Ideal for panel mount applications due to its polyester insulator material and quick connect termination type.
A8MD-1162
ROCKER SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: DPST; Type (Actuator): ROCKER; AC Maximum Rating R Load (Contact): 16A@250VAC; Maximum AC Contact Current: 16 A;
RR3405A
E-switch
The E-switch RR3405A is a DPST rocker switch with 100M ohm insulation resistance, 6A@250VAC contact rating, and 1500VAC dielectric withstand volts. Ideal for panel mounting applications requiring ON-OFF control, this switch has a 26° actuator angle and solder lug termination.
V8D1160B-00000-000
Carling Technologies V8D1160B-00000-000 is a SPDT rocker switch with 20A@12VDC rating. It features LAMP illumination, 50000000 ohm insulation resistance, and -40 to 85 °C operating temperature range. Ideal for panel mounting applications requiring momentary switch action.
R1966IBLKBLKEF
E-switch R1966IBLKBLKEF is a SPDT rocker switch with 10000 cycles electrical life. It has a max AC contact current of 15A@125VAC and insulation resistance of 1Gohm. Ideal for panel mounting applications, this black switch features copper alloy terminals and coin silver contacts for reliable performance in temperatures ranging from -30 to 55°C.
76SC03S
Grayhill
The Grayhill 76SC03S is a SPDT rocker switch with gold over nickel plating, suitable for ON-OFF applications. With an electrical life of 20,000 cycles and insulation resistance of 1G ohm, it operates at temperatures ranging from -40 to 85°C. The switch features a copper alloy terminal material and thermoplastic insulator, making it ideal for various electronic devices.
V1DAXTNC-PZDHX-3XX-XVN1
V1DAXTNC-PZDHX-3XX-XVN1 by Carling Technologies is a SPST rocker switch with LED illumination. With insulation resistance of 50MΩ, it can handle up to 20A@12VDC. Ideal for panel mounting applications in environments ranging from -40°C to 85°C.
R13244AAAA
Bulgin
The Bulgin R13244AAAA is a DPST rocker switch with 10000 cycles electrical life and 20000000 ohm insulation resistance. It has a max AC contact current of 10A@250VAC, making it ideal for panel mount applications requiring ON-OFF functionality at up to 250V.
A8L-21-12N6
ROCKER SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPST; Type (Actuator): ROCKER; Maximum AC Contact Current: 10 A; Switch Action: LATCHED;
W51-C161A1-15
TE Connectivity's W51-C161A1-15 is a red SPDT rocker switch with 21.8mm width, 12.8mm height, and 33.3mm length/diameter. It has a max operating temperature of 60°C and can handle up to 15A@125VAC or 15A@50VDC. Ideal for panel mounting applications requiring latched switch action with solder termination type.
PRDDD1-16F-BB000
TE Connectivity's PRDDD1-16F-BB000 is a DPST rocker switch with 16A AC/DC contact current, silver plating, and latched switch action. Ideal for panel mounting applications, this black rocker switch offers ON-ON contact function for up to 125V AC voltage.
R722SF3-SXXX4BBGRW
Rocker Switches;
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