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
BZ-R21-A2 by Honeywell is a SPDT snap action/limit switch with 15A@125VAC AC rating and 0.25A@250VDC DC rating. With a body width of 17.45 inch, it has a max operating force of 1.11 N and 0.43 mm actuator travel. Ideal for panel mounting applications requiring momentary switch action.
Median Price
$27.010
Lifecycle Status
Suppliers In-Stock
16
In-Stock Inventory
1k+
Relay Specialties
1+ parts
$12.150
100+ parts
$10.130
1k+ parts
-
10k+ parts
Verical
$22.500
$21.240
$19.230
Powell Electronics
$26.200
$19.350
Mouser Electronics
$37.860
$27.410
$26.050
RS (Exports)
$43.920
$33.820
Master Electronics
$49.770
$27.550
$26.500
Chip1Stop
$23.900
$20.600
Farnell
DigiKey
$141.071
$132.775
IBS Electronics
$70.176
$38.846
$37.365
Vyrian
VNN
Q Components
Nova Conductors
Resion
Electronic Expediters
Ampacity Inc.
$10.330
AZTECH Wire
$20.320
$19.520
$19.130
$18.740
Aranea Global
Assy Fe
Perfect Parts
Wide body width provides stability and durability, making this switch suitable for heavy-duty applications.
Single Pole Double Throw functionality allows for versatility in electrical connections, making it suitable for various circuit requirements.
Compact body height saves space and allows for easy integration into different equipment or systems.
High AC contact current rating ensures reliable performance in handling high current loads without overheating.
Precise actuator travel distance ensures accurate and consistent switching operation.
High DC contact voltage rating enables this switch to be used in a wide range of applications requiring higher voltage handling.
Combination of snap action and limit switch features provides quick and accurate response to changes in the system, enhancing overall efficiency.
High rating for AC contact load ensures compatibility with various AC voltage systems.
Optimal body length/diameter ratio for easy installation and handling within different equipment layouts.
Low operating force requirement makes it easy to actuate the switch, reducing user fatigue and improving operational comfort.
Suitable DC contact load rating for handling low to medium DC voltage applications efficiently.
Able to handle moderate DC current loads effectively without risk of damage or malfunctions.
Momentary switch action allows for temporary electrical connections, ideal for control and signaling applications.
Screw termination ensures secure and reliable electrical connections, preventing accidental disconnections.
Safe maximum AC contact voltage rating suitable for standard AC voltage applications.
Minimal pre-travel distance ensures quick response and precise operation of the switch, improving overall performance.
Panel mounting feature allows for easy installation on control panels or equipment surfaces, enhancing accessibility and visibility.
Snap Action & Limit Switches BZ-R21-A2 attributes and parameters. Explore more Snap Action & Limit Switches devices from Honeywell Sensing And Control
Actuator Travel (mm):
Body Width:
Body Height:
Body Length/Diameter:
AC Maximum Rating R Load (Contact):
Maximum AC Contact Current:
Maximum DC Contact Current:
DC Maximum Rating R Load (Contact):
Maximum AC Contact Voltage:
Maximum DC Contact Voltage:
Mounting Feature:
Maximum Operating Force:
Maximum Pre Travel:
Switch Action:
Switch Function:
Switch Type:
Termination Type:
BZ-R21-A2 Switches trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.50.70.00
SB
Honeywell traces its roots to 1885 with Albert Butz's firm, Butz-Thermo Electric Regulator, which produced a predecessor to the modern thermostat. Today, Honeywell is a global multi-industry behemoth with one of the largest installed bases of equipment. The firm operates through four business segments, including aerospace, building technologies, performance materials and technologies, and safety and productivity solutions. In recent years, the firm has made several portfolio changes, including the addition of Intelligrated in 2016, as well as the spins of Garrett Technologies and Resideo in 2018. In 2019, the firm launched Honeywell Forge, its enterprise performance management software solution that leverages the firm's domain expertise in buildings, airlines, and critical infrastructure.
2N7002
Vishay Siliconix
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; No. of Elements: 1; Terminal Form: GULL WING; Qualification: Not Qualified;
MS3V-T1R32.768KHZ+/-20PPM12.5PF
Golledge Electronics
MS3V-T1R32.768KHZ+/-20PPM12.5PF by Golledge Electronics is a crystal oscillator with 20 ppm frequency tolerance, 126% stability, and 12.5 pF load capacitance. It is ideal for applications requiring precise timing in temperature-sensitive environments due to its -40 to 85 °C operating range.
BAV99
Infinex
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
SMBJ18CA
Diodes Incorporated
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
RK73H2ATTD10R0F
Koa Speer Electronics
RK73H2ATTD10R0F by Koa Speer Electronics is a 0805 SMT fixed resistor with 10 ohm resistance, 1% tolerance, and 0.25 W power dissipation. Ideal for surface mount applications in automotive electronics due to its AEC-Q200 reference standard and operating voltage of 150 V.
LM317T
Inchange Semiconductor
Other Regulators; No. of Terminals: 3; Surface Mount: NO; Technology: BIPOLAR; Minimum Output Voltage-1: 1.2 V; No. of Outputs: 1;
LM358N
Kec
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
National Semiconductor
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Package Style (Meter): SMALL OUTLINE; Terminal Position: DUAL;
Weitronic Enterprise
LL4148
Itt Semiconductor
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
M24308/2-1F
Tyco Electronics Amp
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; IEC Conformity: NO; Mixed Contacts: NO; Empty Shell: NO;
LM555CM
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
Silicon Standard
BAT54C-7-F
BAT54C-7-F by Diodes Inc. is a Schottky rectifier diode with common cathode, 2 elements, and max forward voltage of 0.24V. Ideal for applications requiring fast reverse recovery time of 0.005 us, such as in small outline packages for surface mount technology at temperatures ranging from -65 to 150°C.
CL10B104KB8NNNC
Samsung Electro-mechanics
CL10B104KB8NNNC by Samsung Electro-mechanics is a ceramic capacitor with capacitance of 0.1uF and rated DC voltage of 50V. It has a negative tolerance of 10% and temperature coefficient of 15ppm/°C, suitable for surface mount applications in various electronic devices. With dimensions of 1.6mm x 0.8mm x 0.9mm, it operates b/w -55 to 125 °C providing stable performance in compact designs.
ULN-2803A
Vishay Sprague
Vishay Sprague's ULN-2803A is an 8-bit peripheral driver with a max supply voltage of 3V. Featuring open-collector output characteristics, it offers built-in transient protections and operates b/w -20°C to 85°C. Ideal for applications requiring sink current flow direction, this rectangular-shaped driver has a terminal pitch of 2.54mm and turn-on/off time of 1us.
BSS138BKW,115
Nexperia
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Terminal Finish: TIN; No. of Terminals: 3; Additional Features: LOGIC LEVEL COMPATIBLE;
2N2222A
Surge Components
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Collector Current (IC): .6 A; No. of Terminals: 3;
1N4148WT
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Lite-on Semiconductor
D2F-FL2-D3
Omron
Omron's D2F-FL2-D3 is a SPDT snap action/limit switch with 30000 cycles electrical life. Featuring HINGE ROLLER LEVER actuator, it has IP40 sealing and operates b/w -25 to 65 °C. Ideal for panel mounting applications, it can handle up to 1A@125VAC AC load and 0.5A@30VDC DC load.
XCMD21F2L1
Schneider Electric Sa
SNAP ACTING/LIMIT SWITCH;
D4NL-4CFG-B
SS-3GL13P
Omron SS-3GL13P is a SPDT snap acting/limit switch with 70000 cycles electrical life. Featuring IP40 sealing, it has a max operating temperature of 85°C and -25°C min. Ideal for panel mounting applications, it offers a max AC contact current of 3A@125VAC and DC contact current of 3A@30VDC.
ESE18R11C
Panasonic
ESE18R11C by Panasonic is a SPST snap action/limit switch with 50000 cycles electrical life. Featuring a lever actuator, it has a max operating force of 0.3N and operates at temperatures ranging from -10°C to 60°C. Ideal for applications requiring momentary switch action, such as surface mount-right angle installations.
BZ-2RW80
Honeywell Sensing And Control
BZ-2RW80 by Honeywell Sensing And Control is a SPDT snap action/limit switch with 15A@480VAC AC max rating. It has a body width of 17.45 inch, body height of 26.42 mm, and actuator travel of 5.56 mm. Ideal for panel mounting applications requiring momentary switch action with solder termination type.
V-15G4-1C25-K
Omron V-15G4-1C25-K is a SPDT snap action/limit switch with 100000 cycles electrical life. It has IP40 sealing, 15A@250VAC AC max rating, and -25 to 80°C operating temperature range. Ideal for panel mounting applications requiring momentary switch action.
D2F-01FL30
Omron's D2F-01FL30 is a SPDT snap action/limit switch with 30000 cycles electrical life. Featuring IP40 sealing, it has a simulated roller lever actuator and operates b/w -25°C to 65°C. With 0.1A@30VDC DC max rating, it is ideal for applications requiring momentary switch action and solder termination.
LCGGX1A10EC
C & K Components
LCGGX1A10EC by C & K Components is a SPDT snap action/limit switch with 6000 cycles electrical life. Featuring copper alloy terminals, it has a max operating temperature of 85°C and can handle 1A@125VAC AC max rating R load. Ideal for panel mounting applications requiring high force actuation with lever roller type actuator.
D2F-01L3-A
Omron's D2F-01L3-A snap action switch has an electrical life of 30k cycles, SPDT switch function, and IP40 sealing. With a simulated roller lever actuator type, it is ideal for applications requiring momentary switch action in environments with temperatures ranging from -25°C to 65°C.
LCGHF5A10LC
LCGHF5A10LC by C & K Components is a SPDT snap action/limit switch with 6000 cycles electrical life. Featuring copper alloy terminals, it has a max operating force of 0.56N and operates at temperatures ranging from -25 to 85°C. Ideal for applications requiring high force actuation such as industrial machinery and automation systems.
ADPDC2W04AC
SNAP ACTING/LIMIT SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: DPDT; Type (Actuator): LEAF ROLLER; Maximum Operating Force: 8.34 N; Switch Action: MOMENTARY;
5SE1-T
5SE1-T by Honeywell is a snap action/limit switch with SPDT function. It features a steel plunger actuator, corrosion-proof sealing, and 8.79" body width. Ideal for panel mounting applications, it has a max AC contact current of 5A@250VAC and DC contact current of 5A@30VDC.
4HS4-118
4HS4-118 by Honeywell Sensing And Control is a SPDT snap action/limit switch with 17.02" body width and 21.84mm height. It has a max AC contact current of 15A, DC contact voltage of 28V, and operating force of 6.12N. Ideal for panel mounting applications requiring momentary switch action in industrial settings.
GLCB01A2A
GLCB01A2A by Honeywell is a SPDT snap action/limit switch with IP67 sealing. It has a max operating temperature of 85°C and can handle up to 10A@300VAC. Ideal for applications requiring a side rotary actuator, such as industrial machinery and automation systems.
1DM1
1DM1 by Honeywell Sensing And Control is a SPDT snap action/limit switch with 10A@277VAC AC max rating. Featuring a plastic plunger actuator, it has a body width of 13.34in and body height of 24.64mm. Ideal for panel mounting applications requiring momentary switch action with quick connect termination type.
D3V-165-1C5
Omron's D3V-165-1C5 snap action/limit switch has a 100000 cycle electrical life, SPDT switch function, and 2.4mm actuator travel. With a max operating temperature of 105°C, it is ideal for panel mounting applications requiring a reliable 16A@250VAC contact rating.
41SM1-H251
41SM1-H251 by Honeywell is a SPDT snap action/limit switch with a plastic plunger actuator. It has a max AC contact current of 11A@250VAC and DC contact current of 5A@30VDC. Ideal for panel mounting applications, it offers a body width of 6.35in and operates in temperatures ranging from -54°C to 121°C.
18-40421
Itw Mcmurdo Connectors
18-40421 by Itw Mcmurdo Connectors is a SPDT snap action/limit switch with IP40 sealing. Featuring electrical life of 100000 cycles, it has a max AC contact current of 8A@250VAC and operates in temperatures ranging from -55°C to 180°C. Ideal for applications requiring momentary switch action and through hole-straight mounting.
4SX3-T
4SX3-T by Honeywell Sensing And Control is a SPDT snap action/limit switch with 10A@250VAC AC max rating. Featuring a plastic plunger actuator, it has a 0.6mm actuator travel and 1.39N max operating force. Ideal for panel mount-threaded applications requiring momentary switch action.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
BZ-R20
SNAP ACTING/LIMIT SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: SPDT; Switch Action: MOMENTARY; Body Width: 17.45 inch; Maximum AC Contact Current: 15 A;
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
© 2023 All rights reserved