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
KMR441NGULCLFS by C & K Components is a SPST keypad switch with 100000 cycle electrical life and 1VA@32VDC DC max power rating. It features IP40 sealing, suitable for applications requiring momentary-tactile switch action in environments with temperatures ranging from -40 to 85 °C.
Median Price
$0.590
Lifecycle Status
Suppliers In-Stock
13
In-Stock Inventory
1k+
Arrow
1+ parts
$0.037
100+ parts
$0.020
1k+ parts
-
10k+ parts
Mouser Electronics
$1.120
$0.803
$0.666
$0.558
DigiKey
$1.140
$0.665
$0.622
Chip1Stop
$0.389
Master Electronics
$0.460
Newark
$0.673
PEI Genesis
Verical
Nova Conductors
$0.426
IBS Electronics
$0.527
Vyrian
Bristol Electronics
Prism Electronics
Continental Prestige Electronics
$0.417
Argo Parts USA
$0.413
Bastille Electronics
$0.405
$0.384
$0.379
Aztec Data Supply Inc.
$1.958
Perfect Parts
Kepictronics
Authorized Procurement Solutions
Reflow solderability allows for easy and efficient assembly, making this product suitable for mass production processes.
Long electrical life of 100,000 cycles ensures durability and reliability for extended use.
High DC power rating of 1VA at 32VDC allows for handling of moderate power applications.
High insulation resistance of 1,000,000,000 ohms ensures safety and prevents leakage current.
IP40 sealing provides protection against dust and solid objects, making this product suitable for indoor use.
Single Pole Single Throw (SPST) switch function offers simple on/off operation for various applications.
High maximum operating temperature of 85°C allows for reliable performance in a range of environmental conditions.
Low minimum operating temperature of -40°C ensures functionality even in cold environments.
Silver terminal finish provides excellent conductivity and durability for long-term usage.
0.3mm actuator travel offers precise and responsive tactile feedback for accurate input.
Keypad Switches KMR441NGULCLFS attributes and parameters. Explore more Keypad Switches devices from C & K Components
Length (Actuator):
Actuator Travel (mm):
Body Width:
Body Height:
Body Length/Diameter:
Center Contact Material:
Circuit Config:
Maximum Contact Bounce Time:
Maximum DC Contact Current:
DC Maximum Power Rating R Load (Contact):
DC Maximum Rating R Load (Contact):
Contact Resistance:
Maximum DC Contact Voltage:
Dielectric Withstand Volts (V):
Electrical Life:
End Contact Material:
Insulation Resistance:
JESD-609 Code:
Mounting Feature:
No. of Switches:
Maximum Operating Force:
Maximum Operating Temperature:
Minimum Operating Temperature:
Packing Method:
Sealing:
Solderability:
Switch Action:
Switch Function:
Switch Type:
Terminal Finish:
Termination Type:
KMR441NGULCLFS Switches trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.50.90.40
SB
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.
2N2222A
Aeroflex/metelics
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Collector Current (IC): .8 A; Package Shape: ROUND; Transistor Application: SWITCHING;
EU2B-YS3103F
Idec
ROTARY SWITCH;
LL4148
Formosa Microsemi
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
SMBJ18CA
Multicomp Pro
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Diode Element Material: SILICON; Technology: AVALANCHE; Maximum Repetitive Peak Reverse Voltage: 18 V; Nominal Breakdown Voltage: 21.05 V;
Vishay Telefunken
NE555D
Fairchild Semiconductor
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
BSS138
Infineon Technologies
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Maximum Drain Current (Abs) (ID): .2 A; Maximum Feedback Capacitance (Crss): 8 pF;
1N4148
Micro Commercial Components
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
2N7002
Nte Electronics
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Transistor Application: SWITCHING; Maximum Drain Current (ID): .115 A; No. of Terminals: 3;
Itt Semiconductor
CRGCQ0805F10K
TE Connectivity
TE Connectivity's CRGCQ0805F10K is a 10000 ohm fixed resistor with 1% tolerance. It operates b/w -55 to 155 °C and has a power dissipation of 0.125 W. Ideal for surface mount applications in automotive electronics due to AEC-Q200 standard compliance.
DS18B20Z
Dallas Semiconductor
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: RECTANGULAR; Housing: PLASTIC; Maximum Accuracy (Cel): 0.50;
EEAGA1H4R7
Panasonic
Panasonic EEAGA1H4R7 is a 4.7uF, 50V Aluminum Electrolytic Capacitor with 0.1 Tan Delta and 0.003mA Leakage Current. Ideal for applications requiring high ripple current handling in temperatures ranging from -55 to 105°C.
Diodes Incorporated
MMBF170LT1G
Onsemi
MMBF170LT1G by Onsemi is a N-CHANNEL FET with 60V DS Breakdown Voltage and 0.5A Drain Current. Ideal for SWITCHING applications, it operates in ENHANCEMENT MODE with a max power dissipation of 0.225W. This small outline transistor has a temperature range from -55 to 150 °C.
CRCW040210K0FKED
Vishay Intertechnology
Vishay Intertechnology's CRCW040210K0FKED is a fixed resistor with 10000 ohm resistance, 1% tolerance, and 0.063 W power dissipation. Ideal for surface mount applications in electronics due to its compact SMT package style and high operating temperature range of -55 to 155 °C.
Taiwan Semiconductor
RECTIFIER DIODE; Surface Mount: NO; Peak Reflow Temperature (C): 260; Maximum Operating Temperature: 175 Cel; JESD-609 Code: e3; No. of Elements: 1;
Supertex
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; No. of Elements: 1; Maximum Feedback Capacitance (Crss): 5 pF;
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
INA826AIDGKR
Texas Instruments
INA826AIDGKR by Texas Instruments is an instrumentation amplifier with 150uV max input offset voltage, 0.095uA max average bias current, and 1MHz nominal bandwidth. Ideal for automotive applications due to its -40 to 125 °C operating temperature range and high common mode rejection ratio of 120dB.
CS11028.0F160J
Cit Relay & Switch
CS11028.0F160J by Cit Relay & Switch is a SPST Keypad Switch with SILVER plating, suitable for applications requiring 100000 cycles of Electrical Life. It features NYLON housing, BRASS terminals, and PHOSPHOR BRONZE contacts, offering an operating force of 1.57N and max DC contact voltage of 50V. Ideal for surface mount applications in various electronic devices.
PTS645SM95SMTR92LFS
C & K Components
PTS645SM95SMTR92LFS by C & K Components is a SPST keypad switch with 100000 cycle electrical life and 100000000000 ohm insulation resistance. With a max operating force of 1.57N, it is ideal for applications requiring momentary-tactile switch action in temperatures ranging from -20°C to 60°C.
1241.1612.11
Schurter Ag
1241.1612.11 by Schurter Ag is a SPST keypad switch with BRASS terminals, GOLD OVER NICKEL plating, and IP40 sealing. It has an electrical life of 1000000 cycles and is suitable for applications requiring a momentary-tactile switch action in various industries.
EVQPAC04M
EVQPAC04M by Panasonic is a white keypad switch with 100000 cycles electrical life and 50000000 ohm insulation resistance. It features SPST switch function, 0.254mm actuator travel, and -20 to 70 °C operating temperature range. Ideal for applications requiring momentary contact functions in electronic devices.
4FSH98222
Apem Components
The Apem Components 4FSH98222 keypad switch has an electrical life of 10M cycles, GREEN/RED LED illumination, and IP67 sealing. Ideal for applications requiring a SPST switch function with MOMENTARY action, such as in environments with temperatures ranging from -40°C to 160°C.
2-1437565-8
Tyco Electronics Alcoswitch
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Body Width: 6 inch; Maximum DC Contact Current: .05 A; No. of Switches: 1;
EVQQ2F03W
The Panasonic EVQQ2F03W is a SPST keypad switch with 1000000 cycles electrical life and 100M ohm insulation resistance. Ideal for applications requiring ON-OFF contact function, it operates b/w -40 to 85°C with a max force of 1N.
MJTP1122TR
MJTP1122TR by Apem Components is a SPST keypad switch with 100000 cycles electrical life. Featuring brass terminals and nylon housing, it has a max operating force of 1.86N. Ideal for applications requiring momentary-tactile switch action in temperatures ranging from -20 to 70°C.
B3U-3100PM-B
Omron
Omron B3U-3100PM-B is a black keypad switch with SPST function. It has an electrical life of 100,000 cycles and insulation resistance of 100M ohm. Ideal for applications requiring momentary-tactile switch action in environments with temperatures ranging from -25°C to 70°C.
EVPAKE31A
The Panasonic EVPAKE31A keypad switch has an electrical life of 500K cycles, IP67 sealing, and SPST switch function. With a body width of 2.05", it is ideal for applications requiring a momentary surface mount right angle switch with a max operating force of 1.6N.
KSC353JLFG
KSC353JLFG by C & K Components is a SPST keypad switch with 100000 cycle electrical life, IP67 sealing, and 0.2VA@32VDC DC max power rating. Ideal for applications requiring a hard type actuator, such as industrial control panels or medical devices due to its gold/nickel terminal finish and -40 to 125 °C operating temperature range.
222A-MVBAR
Cts
222A-MVBAR by Cts is a SPST keypad switch with silver terminal material and 1000000 cycle electrical life. With an actuator travel of 0.25mm, it operates at temperatures ranging from -40 to 85 °C. Ideal for applications requiring momentary-tactile switch action in surface mount configurations.
TL1014AF160QG
E-switch
TL1014AF160QG by E-switch is a SPST keypad switch with 200000 cycles electrical life. It has a 0.25mm actuator travel and operates b/w -40 to 85°C. Ideal for applications requiring momentary-tactile switch action, such as surface mount-right angle mounting configurations.
ILSTA25050
KEYPAD SWITCH;
DTSM-65N-V-T/R
The Apem Components DTSM-65N-V-T/R is a brown keypad switch with SPST function, 200000 cycle electrical life, and 2.06N max operating force. Ideal for surface mount applications requiring momentary-tactile switch action at temperatures ranging from -25°C to 70°C.
D6C90F1LFS
KEYPAD SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Type (Actuator): SQUARE TYPE; Solderability: HAND/WAVE; Maximum DC Contact Current: .1 A;
B3W-1102
The Omron B3W-1102 is a yellow keypad switch with a flat type actuator. It has an electrical life of 300,000 cycles and insulation resistance of 100MΩ. This switch is commonly used in applications requiring momentary-tactile action and has a max operating force of 2.26N.
4FSH982
The Apem Components 4FSH982 keypad switch has an electrical life of 10M cycles, red LED illumination, and IP67 sealing. Ideal for applications requiring a SPST switch function with momentary action, such as industrial control panels or outdoor equipment. Operating temperatures range from -40°C to 160°C, making it suitable for various environments.
RA3CTH9
RA3CTH9 keypad switch by Apem Components features a POLYBUTYLENE TEREPHTHALATE housing and COPPER ALLOY terminals, with an electrical life of 10M cycles. With IP67 sealing, it operates b/w -40 to 160 °C, suitable for applications requiring a MOMENTARY KEYPAD SWITCH with 1X1 circuit config and 3N operating force.
1241.1113.7098
Schurter Ag's 1241.1113.7098 Keypad Switch features SPST switch function, SILVER plating, and IP65 sealing. With a DC power rating of 0.72VA@48VDC, it is ideal for panel mount applications requiring momentary-tactile switch action in temperatures ranging from -25 to 60 °C.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
KMR442NGLFS
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Solderability: REFLOW; Maximum Contact Bounce Time: 3 ms; Body Length/Diameter: 4.2 mm;
KMR432NGULCLFS
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Solderability: REFLOW; Circuit Config: 1X1; Minimum Operating Temperature: -40 Cel;
KMR441GLFS
KMR441GLFS by C & K Components is a SPST keypad switch with 100000 cycle electrical life and 1VA@32VDC DC max power rating. With IP40 sealing, it is ideal for applications requiring a momentary-tactile switch action in temperatures ranging from -40 to 85 °C.
KMR421NGLFS
KMR421NGLFS by C & K Components is a SPST keypad switch with 100000 cycle electrical life and 1VA@32VDC DC max power rating. Ideal for applications requiring a momentary-tactile switch type, it features IP40 sealing, 2.8" body width, and operates in temperatures ranging from -40 to 85 °C.
KMR441LFS
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Solderability: REFLOW; Maximum DC Contact Current: .05 A; Maximum Operating Temperature: 85 Cel;
KMR441ULCLFS
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Solderability: REFLOW; Contact Resistance: 100 mohm; Insulation Resistance: 1000000000 ohm;
KMR441GULCLFS
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Solderability: REFLOW; Length (Actuator): .043 inch; Switch Action: MOMENTARY-TACTILE;
KMR441NGLFS
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Solderability: REFLOW; Insulation Resistance: 1000000000 ohm; Contact Resistance: 100 mohm;
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