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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The Phoenix Contact 1556621 is a threaded circular connector with gold termination finish. Featuring 4 female contacts, it is designed for cable mounting applications. This solid backshell connector is ideal for various industrial and electronic equipment requiring reliable connectivity.
Median Price
$25.030
Lifecycle Status
Suppliers In-Stock
21
In-Stock Inventory
1k+
Arrow
1+ parts
$0.879
100+ parts
$0.866
1k+ parts
-
10k+ parts
TTI Europe
$23.403
RS (Exports)
$25.000
$22.700
Mouser Electronics
Sager
Master Electronics
$26.350
TTI
$26.630
$25.290
Airline Hydraulics
$30.210
DigiKey
$31.120
Verical
Electro Sonic
$26.213
$21.342
Quotebeam
IBS Electronics
$36.956
Vyrian
VNN
Dynamic Solutions
Shortec Electronics
ACDS - Activité Composants Distribution Service
Nova Conductors
LIBRA Elektronik GmbH
Greenchips
Ampacity Inc.
$0.750
Advanced Electronics
$1.965
Abianca Electronics
$5.506
$5.285
Corohmni
$5.676
Neutron USA
$117.490
Argo Parts USA
Continental Prestige Electronics
Aranea Global
Abacus Technologies
Perfect Parts
Gold-plated contacts provide excellent conductivity and corrosion resistance, ensuring reliable and long-lasting connections.
Threaded coupling provides a secure and robust connection, suitable for applications where the connector may be subjected to vibration or stress.
Circular connectors are versatile and commonly used in a wide range of industries due to their durability and ease of use.
Having 4 contacts allows for multiple signals or power connections to be transmitted through the same connector, saving space and reducing the need for additional connectors.
A solid backshell provides added protection and strain relief for the cable, enhancing the overall reliability and durability of the connector.
Designed for easy installation on a cable, making it suitable for a variety of applications where a cable connection is required.
Female contacts are typically more reliable and durable, making this connector a good choice for applications where frequent or repeated connections are necessary.
Socket-style connectors are easy to use and provide a secure connection, making them ideal for applications where quick and reliable connections are needed.
Other Function Circular Connectors 1556621 attributes and parameters. Explore more Other Function Circular Connectors devices from Phoenix Contact
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1556621 Connectors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.69.40.20
SB
PCN Design/Specification - Electrical 21/Feb/2014
PCN Packaging - M12 Receptacle 22/Aug/2013
Electrification has been the core expertise of Phoenix Contact since its foundation in 1923. In the 21st century, Phoenix Contact is committed to empowering the “All Electric Society,” a future in which energy from renewable resources is available in sufficient quantities and at affordable prices. In addition to the consistent generation and use of renewable energies, reducing the primary energy demand through efficiency measures and creating intelligent and networked systems are key to a sustainable future. To be able to base renewable energy use on demand, solutions and technologies for electrification, networking, and automation are needed in order to realize sector coupling. Phoenix Contact focuses on solutions for the “All Electric Society.” More than 20,000 employees and strong growth through the broad portfolio and focus on the solutions business are helping to make this a reality.
M39029/56-351
Itt Cannon
CONNECTOR ACCESSORY; MIL Conformity: YES; Terminal Type: WIRE; IEC Conformity: NO; Alternate Contact Sources: ITT CANNON; Associated Military - Specifications: MIL-C-38999;
LM107H/883C
Rochester Electronics
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Package Equivalence Code: CAN8,.2;
2N7002-7-F
SPC TECHNOLOGY/ MULTICOMP
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Terminal Form: GULL WING; Package Shape: RECTANGULAR;
SMBJ18CA
First Components International
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Clamping Voltage: 29.2 V; Nominal Breakdown Voltage: 21.1 V; Polarity: BIDIRECTIONAL; Maximum Repetitive Peak Reverse Voltage: 18 V;
1N4148
Laube Technology
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
LM555CMX
Fairchild Semiconductor
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
2N2222A
Swampscott Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
BAV99
National Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
New Jersey Semiconductor Products
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; Package Shape: ROUND;
FDLL4148
Onsemi
FDLL4148 by Onsemi is a single rectifier diode with a max reverse recovery time of 0.004 us. With a max forward voltage of 1V and output current of 0.2A, it is ideal for applications requiring fast switching speeds in electronic circuits. The diode's glass package body material and isolated case connection make it suitable for surface mount designs operating at temperatures up to 175°C.
LL4148
Taiwan Semiconductor
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
Bytesonic Electronics
SS14
Forward International Electronics
RECTIFIER DIODE; Surface Mount: YES; Maximum Operating Temperature: 150 Cel; No. of Elements: 1; No. of Phases: 1; Maximum Output Current: 1 A;
1N4148WT
Continental Device India
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148WS
Daco Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Sensitron Semiconductor
C0805C104K5RACTU
KEMET Corporation
KEMET C0805C104K5RACTU is a ceramic capacitor with 0.1uF capacitance and 50V rated DC voltage. It has X7R temperature characteristics, -55 to 125 °C operating range, and ±10% tolerance. Ideal for surface mount applications in electronics requiring compact size and reliable performance.
Shanghai Lunsure Electronic Technology
Eic Semiconductor
M39029/58-360
Molex
CONNECTOR ACCESSORY; Alternate Contact Sources: MILITARY; Removal Tool Sources: MILITARY; Material: COPPER ALLOY; National Stock Number (NSN): 5999004733551; Mating Contacts: M39029/56-348, M39029/57-354;
HDP24-24-29SE
TE Connectivity
TE Connectivity's HDP24-24-29SE is a circular connector with 29 contacts, rated at 250V and 25A. With GLASS FILLED POLYAMIDE insulator material, it operates b/w -55 to 125 °C. Ideal for applications requiring a polarized, UL-rated connector with solid backshell and panel mounting.
M12A-08PMMP-SF8002
Amphenol
CIRCULAR CONNECTOR; Contact Material: NOT SPECIFIED; Mating Contact Finish: NOT SPECIFIED;
T4011019041-000
TE Connectivity's T4011019041-000 is a threaded circular connector with EMI shielding, rated for 30V and 3A. With a shell made of brass, it has 4 contacts and operates b/w -40 to 85°C. Ideal for applications requiring durable male connectors with polarized keying in industrial settings.
SH-8EPC58AAD00S
Phoenix Contact
CIRCULAR CONNECTOR; Termination Contact Finish: NOT APPLICABLE; Mating Contact Finish: NOT SPECIFIED; Contact Material: NOT SPECIFIED;
AHD10-9-1939P
CIRCULAR CONNECTOR; Mating Contact Finish: NOT SPECIFIED; Contact Material: NOT SPECIFIED;
9951017502
Franz Binder &
9951017502 by Franz Binder & is a threaded circular connector with 2 contacts. It has solid backshell, cable mounting, and solder termination. Ideal for applications requiring male contact gender in other function circular connectors.
1200710036
CIRCULAR CONNECTOR; Termination Contact Finish: NOT APPLICABLE; Contact Material: NOT SPECIFIED; Mating Contact Finish: NOT SPECIFIED;
FGC.0B.304.CLAD42Z
Lemo Usa
AHD10-9-96P
9-2399609-1
TE Connectivity 9-2399609-1 is a circular connector with rated voltage of 1000V and max operating temp of 140°C. It has UL flammability rating of 94V-0, suitable for applications requiring high current signal transmission up to 500A. Ideal for panel mounting in industrial settings.
HDP24-24-31PE-L017
TE Connectivity's HDP24-24-31PE-L017 is a circular connector with 31 contacts, rated at 250V and 13A. Featuring GLASS FILLED POLYAMIDE insulator material, it operates b/w -55 to 125 °C. Ideal for panel mounting applications, this UL-certified connector offers a solid backshell and polarization key for secure connections.
MA1JAP1700
99378781008
282079-2
TE Connectivity 282079-2 is a circular connector with body dimensions of 0.366" x 0.366" x 1.177". It has a rated voltage of 24V, rated current of 14A, and operates b/w -40°C to 125°C. Ideal for applications requiring a SNAP coupling type, GLASS FILLED POLYAMIDE insulator material, and FEMALE contact gender.
HDP26-24-9SN-L017
TE Connectivity's HDP26-24-9SN-L017 is a circular connector with 9 contacts, rated for 250V and 100A. Featuring GLASS FILLED POLYAMIDE insulator material, it operates b/w -55 to 125°C. Ideal for applications requiring a polarized, UL-rated connector with solid backshell and strain relief mounting on cables.
1200910027
CIRCULAR CONNECTOR;
21038811405
Harting Electronics & Kg
The Harting Electronics & Kg 21038811405 is a threaded circular connector with 4 contacts. It has a temperature range of -40 to 85°C, UL and CSA standards compliance. Ideal for applications requiring solid backshell, zinc alloy shell material, and crimp termination on cables and panels.
HD16-3-96S
TE Connectivity's HD16-3-96S is a circular connector with 3 contacts, rated at 250V and 13A. Featuring GLASS FILLED POLYAMIDE insulator material, it operates b/w -55°C to 125°C. Ideal for applications requiring a polarized, UL-rated connector with strain relief mounting on cables.
T4111511041-000
TE Connectivity's T4111511041-000 is a threaded circular connector with EMI shielding, rated for 250V and 4A signal current. With brass shell material and nickel finish, it has 4 male contacts in a plug body style. Ideal for applications requiring durable connections in temperatures ranging from -40 to 85°C.
1301880034
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
1556838
CIRCULAR CONNECTOR; Contact Material: NOT SPECIFIED; Mating Contact Finish: NOT SPECIFIED; Termination Contact Finish: NOT APPLICABLE;
1556870
1556618
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE; Total No. of Contacts: 4; Mixed Contacts: NO; Body or Shell Style: PLUG;
1556252
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; JESD-609 Code: e4; Mounting Type: CABLE AND PANEL; Mating Contact Finish: NOT SPECIFIED;
1556265
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE; Contact Material: NOT SPECIFIED; Backshell Type: SOLID; Total No. of Contacts: 12;
1556294
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Mounting Type: CABLE AND PANEL; DIN Conformance: NO; IEC Conformity: NO;
1556304
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE; MIL Conformity: NO; JESD-609 Code: e4; Backshell Type: SOLID;
1556676
CIRCULAR CONNECTOR; Mating Contact Finish: NOT SPECIFIED; Termination Contact Finish: NOT APPLICABLE; Contact Material: NOT SPECIFIED;
1556692
1556702
1556773
1556786
1556812
CIRCULAR CONNECTOR; Contact Material: NOT SPECIFIED; Termination Contact Finish: NOT APPLICABLE; Mating Contact Finish: NOT SPECIFIED;
1556825
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE; Mounting Type: CABLE; Mating Contact Finish: NOT SPECIFIED; Total No. of Contacts: 5;
1556841
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; DIN Conformance: NO; Total No. of Contacts: 4; Mating Contact Finish: NOT SPECIFIED;
1556854
Supply Digital Components
$106.00
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12,000 In-Stock
Total price ≈ $80,197.29
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