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.
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The Grayhill 39-251BLK is a SPDT pushbutton switch with gold-plated brass terminals. With an electrical life of 500,000 cycles, it offers reliable performance in applications requiring momentary contact functions. The switch has a max operating temperature of 125°C and is ideal for use in electronic devices that require a durable and high-quality pushbutton switch.
Median Price
$5.855
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1k+
Future Electronics
1+ parts
$3.250
100+ parts
$3.080
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$3.010
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RS Americas
$4.560
$3.420
$2.970
DigiKey
$7.020
$5.228
$4.506
Mouser Electronics
$7.490
$5.370
$4.790
Verical
$11.073
Chip1Stop
$4.690
Freelance Electronics
$2.534
$2.660
$2.508
Nova Conductors
Component Electronics Inc.
$3.850
$2.880
$2.500
Vyrian
VNN
Lighthouse Electronics, Inc.
TME
$4.574
NAC Semi
$5.420
IBS Electronics
$4.811
A2Z Electronics, Inc.
Electronic Expediters
AZTECH Wire
$0.520
$0.500
$0.490
$0.480
Aztec Data Supply Inc.
$2.800
Argo Parts USA
Continental Prestige Electronics
$2.950
Netroflash
$2.859
$2.799
Allen Electronics Distributors
$4.450
$3.890
Neutron USA
$83.710
Perfect Parts
The black color of the actuator gives the switch a sleek and modern look, making it aesthetically pleasing.
Brass terminals provide high conductivity and durability, ensuring reliable electrical connections.
With a long electrical life of 500,000 cycles, this switch offers excellent longevity and reliability.
The high insulation resistance of 1,000,000,000 ohms ensures minimal leakage and interference in electrical circuits.
The compact body width of 8.64 inches makes this switch suitable for applications with limited space.
The short length of the bushing allows for easy installation in tight spaces.
The SPDT switch function provides versatility in controlling electrical circuits with multiple connections.
The gold over nickel plating on the end contacts offers superior corrosion resistance and conductivity.
Polyester insulators provide excellent protection against electric shock and prevent short circuits.
The low body height of 8.33 mm allows for a low profile installation in electronic devices.
With a high maximum operating temperature of 125°C, this switch can withstand harsh environments.
The maximum AC contact current of 0.25A allows for reliable switching of moderate electrical loads.
The minimum operating temperature of -40°C ensures operation in cold environments.
Gold terminal finish provides excellent conductivity and prevents oxidation for long-lasting performance.
With a 2.54mm actuator travel, this switch offers precise and responsive actuation.
Brass end contacts offer excellent conductivity and durability for reliable electrical connections.
The PCB hole count of 4 allows for secure mounting on printed circuit boards.
The small button type actuator provides easy and comfortable operation for users.
With a maximum DC contact voltage of 28V, this switch is suitable for low voltage applications.
The pushbutton switch type offers convenient operation and control of electrical circuits.
This rating allows for efficient switching of AC electrical loads up to 115V.
The gold over nickel plating on the center contacts provides reliable conductivity and corrosion resistance.
The red body color adds visibility and aesthetics to the switch, making it easily identifiable.
The 0° actuator angle allows for vertical mounting and easy operation in various orientations.
With a dielectric withstand voltage of 1000VAC, this switch offers enhanced safety in high voltage applications.
The off-(on) contact function ensures a momentary switching action for control applications.
The compact body length of 12.7 mm makes this switch suitable for space-constrained installations.
Break-before-make contact timing prevents short circuits during switching operations for added safety.
The maximum operating force of 3.61N provides tactile feedback and ensures reliable actuation.
This rating allows for efficient switching of DC electrical loads up to 28V.
Phosphor bronze center contacts provide excellent conductivity and resistance to wear.
This rating allows for efficient switching of AC electrical loads up to 220V.
The 0.2-inch actuator length provides a comfortable and responsive pushbutton operation.
The maximum DC contact current of 0.15A allows for switching of moderate DC loads.
The momentary switch action provides temporary contact closure for specific control applications.
Solder termination offers a secure and reliable connection for circuit assembly.
The low contact resistance of 25 milliohms ensures efficient electrical conduction.
The 0.25-inch bushing diameter allows for easy mounting in standard panel cutouts.
With a maximum AC contact voltage of 115V, this switch can handle moderate AC loads.
The through-hole right-angle mounting feature allows for easy and secure installation on PCBs.
The unthreaded bushing type simplifies installation without the need for additional hardware.
The 0.125-inch terminal length provides ample space for secure solder connections.
The nylon actuator material offers durability and resistance to wear and tear.
Pushbutton Switches 39-251BLK attributes and parameters. Explore more Pushbutton Switches devices from Grayhill
Angle (Actuator):
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Length (Actuator):
Material (Actuator):
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Type (Actuator):
Additional Features:
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Body Color:
Body Height:
Body Length/Diameter:
Diameter (Bushing):
Length (Bushing):
Type (Bushing):
Center Contact Material:
Center Contact Plating:
AC Maximum Rating I Load (Contact):
AC Maximum Rating R Load (Contact):
Maximum AC Contact Current:
Maximum DC Contact Current:
DC Maximum Rating R Load (Contact):
Contact Function:
Contact Resistance:
Contact Timing:
Maximum AC Contact Voltage:
Maximum DC Contact Voltage:
Dielectric Withstand Volts (V):
Electrical Life:
End Contact Material:
End Contact Plating:
Insulation Resistance:
Insulator Material:
JESD-609 Code:
Mounting Feature:
Maximum Operating Force:
Maximum Operating Temperature:
Minimum Operating Temperature:
PCB Hole Count:
Switch Action:
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39-251BLK Switches trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.50.90.31
SB
8536.50.90.30
Since our founding in 1943, Grayhill has been committed to providing top-quality interface solutions for a wide range of applications. We take pride in having been the first in our field to achieve ISO 9001 certification. More recently, we were among the first to be certified to the SAE AS9100 Revision D Quality Management System (QMS) for defense organizations Grayhill, Inc. designs and manufactures intuitive interface solutions that make life simpler, safer and more efficient. Standard products include the touch encoder, optical encoders and joysticks, rotary switches, keypads, and pushbuttons; all with finely tuned haptics. Grayhill specializes in creating ergonomic panels and product shells that integrate various interface technologies, including displays, touch technology, and motion sensing. We continue to build upon our history of quality innovation in the design and manufacturing of human interface devices. Grayhill has accredited laboratory capabilities and certification verifying compliance with industry standards. To achieve continuous improvement, we employ top talent in many fields, including electrical and mechanical design engineering, quality control and planning. If interested in joining our team, visit the Careers page for a listing of current openings.
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;
LM358AN
National Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
BSS138-7-F
Diodes Incorporated
Diodes Inc. BSS138-7-F is a N-channel FET with 50V DS breakdown voltage, 0.2A max drain current, and 3.5 ohm RDS(on). Ideal for switching applications in small outline packages with matte tin finish, operating up to 150°C peak reflow temp.
SMBJ18CA
Silicon Standard
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148W-T
Rectron
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148
ROHM
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
LM555CN
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
BAV99
Lite-on Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
Sinyork
RECTIFIER DIODE; Surface Mount: NO; Maximum Non Repetitive Peak Forward Current: .5 A; Maximum Output Current: .15 A; Maximum Repetitive Peak Reverse Voltage: 100 V; No. of Phases: 1;
Transpro Electronics
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; JESD-609 Code: e0; Terminal Finish: Tin/Lead (Sn/Pb); Nominal Breakdown Voltage: 21.1 V; Maximum Clamping Voltage: 29.2 V;
NXP Semiconductors
Unitrode
Shanghai Lunsure Electronic Technology
RECTIFIER DIODE; Surface Mount: NO; Maximum Forward Voltage (VF): 1 V; Maximum Output Current: .15 A; Maximum Reverse Recovery Time: .004 us; Config: SINGLE;
CRCW04020000Z0ED
Vishay Intertechnology
Vishay Intertechnology's CRCW04020000Z0ED is a 0 ohm jumper resistor with METAL GLAZE/THICK FILM tech. Operating b/w -55 to 155 °C, it suits SMT applications in automotive electronics due to AEC-Q200 compliance and 0.063 W power dissipation.
LL4148
Eic Semiconductor
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
FSMLF327
Fox Electronics
FSMLF327 by Fox Electronics is a crystal oscillator with 20 ppm frequency tolerance, 144% stability, and 50000 ohm series resistance. Ideal for applications requiring precise timing such as communication systems, industrial automation, and consumer electronics. Operating temperature range from -40 to 85 °C.
STM32H753BIT6
STMicroelectronics
STM32H753BIT6 by STMicroelectronics is a 32-bit microcontroller with 208 terminals, operating at up to 48 MHz. It features 20-Ch 16-Bit ADCs, 2-Ch 12-Bit DACs, and extensive peripherals for industrial applications like CAN, Ethernet, and USB connectivity. With a wide temperature range of -40 to +85 °C, it's ideal for demanding environments requiring high-speed processing capabilities.
Crimson Semiconductor
Bourns
SS14
SPC TECHNOLOGY/ MULTICOMP
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
AML22CBM2AA
Honeywell Sensing And Control
Honeywell Sensing And Control's AML22CBM2AA is a SPDT pushbutton switch with 25000 cycles electrical life. Featuring YELLOW LED illumination, it has a max DC contact voltage of 24V and can handle up to 2A@24VDC. Ideal for panel mounting applications requiring momentary switch action.
YB15RKW01-5C-JB
Nkk Switches
YB15RKW01-5C-JB by Nkk Switches is a SPDT pushbutton switch with red LED illumination. It has an electrical life of 100,000 cycles and insulation resistance of 200M ohm. Ideal for applications requiring momentary switch action, such as panel mounting in electronic devices.
14SP-L1-02-Y
Grayhill
The Grayhill 14SP-L1-02-Y is a SPST pushbutton switch with LED illumination. Featuring BERYLLIUM COPPER terminals, it has an electrical life of 1000000 cycles and insulation resistance of 10000000000 ohms. Ideal for applications requiring a reliable pushbutton switch with long lifespan and efficient LED illumination.
SPEF110100
Alps Alpine
Alps Alpine SPEF110100 is a SPDT pushbutton switch with 30000 cycles electrical life. Featuring 2.7mm actuator travel, it has 3N max operating force and [email protected] rating. Ideal for applications requiring latched switch action and solder termination in temperatures ranging from -40 to 85°C.
MPS-103F
TE Connectivity
TE Connectivity's MPS-103F is a SPDT pushbutton switch with 3A max AC/DC contact current, silver plating, and brass end contacts. Its extended type actuator is made of nickel-plated copper alloy for durability. Ideal for panel mounting applications requiring momentary ON-(ON) switch function.
903
Switchcraft
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT-THREADED; Switch Function: SPDT; Type (Actuator): PUSHBUTTON; Contact Function: ON-(ON); Terminal Material: COPPER ALLOY;
MPI002/28/GN/24
Bulgin
The Bulgin MPI002/28/GN/24 is a round button type pushbutton switch with a green LED illumination. It has an electrical life of 35k cycles and is sealed to IP66, making it suitable for use in harsh environments. With a max DC contact voltage of 24V and a max current rating of 0.05A, it is commonly used for panel mounting applications requiring momentary switch action.
CW1L-M2E02QMA
Idec
CW1L-M2E02QMA by Idec is a DPST pushbutton switch with amber LED illumination. It has an electrical life of 2M cycles, insulation resistance of 100M ohm, and sealing ratings of IP65, IP66, and IP67. Ideal for panel mounting applications requiring momentary switch action at temperatures ranging from -25 to 55°C.
A3AT-90A1-00R
Omron
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.
AV1610P712R04
TE Connectivity's AV1610P712R04 is a SPST pushbutton switch with blue LED illumination and gold flash terminal finish. With an electrical life of 200,000 cycles, it is ideal for applications requiring momentary switch action in harsh environments due to its IP67 sealing and polybutylene terephthalate housing material.
SPPH410100
Alps Alpine SPPH410100 is a DPDT pushbutton switch with 10000 cycles electrical life and 3N max operating force. It has a 3mm actuator travel, -10 to 60°C operating temperature range, and 30VDC contact voltage. Ideal for applications requiring latched switch action in PCB assemblies.
8732S1HZQE
C & K Components
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT-THREADED; Switch Function: SPST; Type (Actuator): PLUNGER; Contact Function: OFF-(ON); Termination Type: SOLDER;
KB15RKG01-5D-JB
PUSHBUTTON SWITCH;
UB25SKW03N-C
UB25SKW03N-C by Nkk Switches is a red pushbutton switch with glass-filled reinforced nylon housing. It features DPDT switch function, 2.31mm actuator travel, and quick-make/-break contact timing. Ideal for applications requiring momentary ON-(ON) contact function in electronic devices or industrial equipment.
IPC1SAD2
Apem Components
The Apem Components IPC1SAD2 is a SPST pushbutton switch with 10000 cycles electrical life and IP67 sealing. With a plunger actuator type, it has a max operating force of 6.5N and can handle up to 2A@125VAC AC max rating R load. Ideal for panel mount-threaded applications requiring reliable switching in harsh environments.
MPA306F
Knitter-switch
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: 3PDT; Type (Actuator): PUSHBUTTON; Contact Function: (ON)-ON; Terminal Material: BRASS;
A01ES-DSP3
9115-BX
Littelfuse
PUSHBUTTON SWITCH; Manufacturer Series: 9115-BX;
PB7B2FM3M1CAL00Y500
TE Connectivity's PB7B2FM3M1CAL00Y500 is a red SPST pushbutton switch with max AC contact current of 0.12A and DC contact voltage of 50V. Featuring gold over silver center contact plating, it is ideal for panel mount applications requiring reliable switching at up to 125V AC or 50V DC.
AML22CBS2AC
AML22CBS2AC by Honeywell Sensing And Control is a DPDT pushbutton switch with GREEN LED illumination. It has an electrical life of 25000 cycles and a max DC contact voltage of 24V, suitable for panel mounting applications requiring momentary switch action.
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39-251RED
PUSHBUTTON SWITCH; Mounting Feature: THROUGH HOLE-RIGHT ANGLE; Switch Function: SPDT; Type (Actuator): SMALL BUTTON TYPE; Contact Function: OFF-(ON); Maximum DC Contact Current: .15 A;
Supply Digital Components
$106.00
$54.25
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$7.29
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12,000 In-Stock
Total price ≈ $80,197.29
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