Circular Connectors

Category Introduction

Circular Connectors or circular interconnects are plugs and receptacles that are made in a circular look with multiple pins or sockets. The characteristics are connector type, number of positions, shell size-insert, shell size MIL, mounting type, and fastening type. The connector types are distributor, h-distributor, insert, jack and plug, line drain, line source, panel drain, panel feed-through, plug and receptacle, plug, receptacle, t-distributor, and terminal outlet.

Product List

740104 Items

Mfr Part #	Quantity Available	UnitPrice	Series	Packaging	Product Status	Connector Type	Number of Positions	Shell Size - Insert	Shell Size, MIL	Mounting Type	Mounting Feature	Termination	Fastening Type	Orientation	Primary Material	Shell Material	Shell Finish	Contact Finish - Mating	Color	Ingress Protection	Material Flammability Rating	Features	Shielding	Current Rating (Amps)	Voltage Rating	Cable Opening	Operating Temperature
KMDGX-5S-BS CONN RCPT FMALE MINI DIN 5P SLDR Kycon, Inc.	191	$1.38	KMDGX	Tray	Active	Receptacle, Female Sockets	5	Mini DIN	-	Through Hole, Right Angle	-	Solder	Push-Pull	Keyed	Plastic	Polybutylene Terephthalate (PBT)	-	Gold	Black, Silver	-	-	Board Guide, Board Lock	Shielded	2A	12VDC	-	-25°C ~ 80°C
SDS-50J CONN RCPT FMALE DIN 5POS SOLDER CUI Devices	232	$1.49	SDS-J	Tray	Active	Receptacle, Female Sockets	5	DIN (180 Degree)	-	Through Hole, Right Angle	-	Solder	Push-Pull	Keyed	Plastic	Polybutylene Terephthalate (PBT)	-	Tin	Black	-	UL94 V-0	Ground	Unshielded	2A	100VAC	-	-40°C ~ 85°C
SD-50BV CONN RCPT FMALE DIN 5POS SOLDER CUI Devices	139	$1.71	SD-BV	Bag	Active	Receptacle, Female Sockets	5	DIN (180 Degree)	-	Through Hole	-	Solder	Push-Pull	Keyed	Metal	Iron Sheet	Nickel	Tin	Silver	-	UL94 V-0	-	Shielded	1A	24VDC	-	-20°C ~ 60°C
KPJX-3S CONN JACK FMALE 3POS TIN SOLDER Kycon, Inc.	243	$1.84	KPJX	Tray	Active	Jack, Female Sockets	3 (1 + 2 Power)	Power DIN	-	Through Hole, Right Angle	-	Solder	Snap-In	Keyed	Plastic	Polybutylene Terephthalate (PBT)	-	Tin	Black	-	UL94 V-0	Board Guide	Unshielded	1A, 7.5A	48VDC	-	-40°C ~ 75°C
KMDGX-6S-BS CONN RCPT FMALE MINI DIN 6P SLDR Kycon, Inc.	233	$1.86	KMDGX	Tray	Active	Receptacle, Female Sockets	6	Mini DIN	-	Through Hole, Right Angle	-	Solder	Push-Pull	Keyed	Plastic	Polybutylene Terephthalate (PBT)	-	Gold	Black, Silver	-	-	Board Guide, Board Lock	Shielded	2A	12VDC	-	-25°C ~ 80°C
MD-60S CONN RCPT FMALE MINI DIN 6P SLDR CUI Devices	98	$1.91	MD-S	Tray	Active	Receptacle, Female Sockets	6	Mini DIN	-	Through Hole, Right Angle	-	Solder	Push-Pull	Keyed	Plastic	Polybutylene Terephthalate (PBT)	-	Silver	Black	-	UL94 V-0	Board Lock, Ground	Unshielded	1A, 2A	100VAC, 12VDC	-	-40°C ~ 85°C
SDS-70J CONN RCPT FMALE DIN 7POS SOLDER CUI Devices	308	$1.92	SDS-J	Tray	Active	Receptacle, Female Sockets	7	DIN (270 Degree)	-	Through Hole, Right Angle	-	Solder	Push-Pull	Keyed	Plastic	Polybutylene Terephthalate (PBT)	-	Tin	Black	-	UL94 V-0	Ground	Unshielded	2A	100VAC	-	-40°C ~ 85°C
KMDTX-HT-6S-BSC CONN RCPT FMALE MINI DIN 6P SLDR Kycon, Inc.	383	$1.98	KMDTX	Tray	Active	Receptacle, Female Sockets	6	Mini DIN	-	Through Hole, Right Angle	-	Solder	Push-Pull	Keyed	Plastic	Thermoplastic	-	Gold	Black, Silver	-	UL94 V-0	Board Guide, Board Lock	Shielded	1A	18VDC	-	-25°C ~ 70°C
MD-40SM CONN RCPT FMALE MINI DIN 4P SLDR CUI Devices	15	$2.04	MD-SM	Tray	Active	Receptacle, Female Sockets	4	Mini DIN	-	Through Hole, Right Angle	-	Solder	Push-Pull	Keyed	Plastic	Polybutylene Terephthalate (PBT)	-	Silver	Black, Silver	-	UL94 V-0	Ground	Shielded	1A, 2A	100VAC, 12VDC	-	-40°C ~ 85°C
KPJX-3S-S CONN JACK FMALE 3POS TIN SOLDER Kycon, Inc.	337	$2.06	KPJX	Tray	Active	Jack, Female Sockets	3 (1 + 2 Power)	Power DIN	-	Through Hole, Right Angle	-	Solder	Snap-In	Keyed	Plastic	Polybutylene Terephthalate (PBT)	-	Tin	Black	-	UL94 V-0	Board Guide, Board Lock	Shielded	1A, 7.5A	48VDC	-	-40°C ~ 75°C
MD-60SM CONN RCPT FMALE MINI DIN 6P SLDR CUI Devices	93	$2.14	MD-SM	Tray	Active	Receptacle, Female Sockets	6	Mini DIN	-	Through Hole, Right Angle	-	Solder	Push-Pull	Keyed	Plastic	Polybutylene Terephthalate (PBT)	-	Silver	Black, Silver	-	UL94 V-0	Ground	Shielded	1A, 2A	100VAC, 12VDC	-	-40°C ~ 85°C
KPJX-4S CONN JACK FMALE 4POS TIN SOLDER Kycon, Inc.	167	$2.20	KPJX	Tray	Active	Jack, Female Sockets	4 (Power)	Power DIN	-	Through Hole, Right Angle	-	Solder	Snap-In	Keyed	Plastic	Polybutylene Terephthalate (PBT)	-	Tin	Black	-	UL94 V-0	Board Guide	Unshielded	7.5A	48VDC	-	-40°C ~ 75°C
SDS-80J CONN RCPT FMALE DIN 8POS SOLDER CUI Devices	77	$2.20	SDS-J	Tray	Active	Receptacle, Female Sockets	8	DIN (270 Degree)	-	Through Hole, Right Angle	-	Solder	Push-Pull	Keyed	Plastic	Polybutylene Terephthalate (PBT)	-	Tin	Black	-	UL94 V-0	Ground	Unshielded	2A	100VAC	-	-40°C ~ 85°C
SD-80BV CONN RCPT FMALE DIN 8POS SOLDER CUI Devices	390	$2.25	SD-BV	Box	Active	Receptacle, Female Sockets	8	DIN (270 Degree)	-	Through Hole	-	Solder	Push-Pull	Keyed	Metal	Iron Sheet	Nickel	Tin	Silver	-	UL94 V-0	-	Shielded	1A	24VDC	-	-20°C ~ 60°C
KMDGX-8S-BS CONN RCPT FMALE MINI DIN 8P SLDR Kycon, Inc.	85	$2.26	KMDGX	Tray	Active	Receptacle, Female Sockets	8	Mini DIN	-	Through Hole, Right Angle	-	Solder	Push-Pull	Keyed	Plastic	Polybutylene Terephthalate (PBT)	-	Gold	Black, Silver	-	-	Board Guide, Board Lock	Shielded	2A	12VDC	-	-25°C ~ 80°C
MD-60SV CONN RCPT FMALE MINI DIN 6P SLDR CUI Devices	312	$2.25	MD-SV	Tray	Active	Receptacle, Female Sockets	6	Mini DIN	-	Through Hole	-	Solder	Push-Pull	Keyed	Plastic	Polybutylene Terephthalate (PBT)	-	Silver	Black	-	UL94 V-0	Ground	Unshielded	1A, 2A	100VAC, 12VDC	-	-40°C ~ 85°C
MD-30 CONN PLUG MALE MINI DIN 3P SLDR CUI Devices	310	$2.45	MD	Bag	Active	Plug, Male Pins	3	Mini DIN	-	Free Hanging (In-Line)	-	Solder, Crimp Pin Adapter Available	Push-Pull	Keyed	Plastic	Polyacrylonitrile Butadiene Styrene (ABS)	-	Silver	Black	-	-	Backshell, Strain Relief	-	1A, 2A	100VAC, 12VDC	-	-20°C ~ 105°C
KPJX-4S-S CONN JACK FMALE 4POS TIN SOLDER Kycon, Inc.	12	$2.45	KPJX	Tray	Active	Jack, Female Sockets	4 (Power)	Power DIN	-	Through Hole, Right Angle	-	Solder	Snap-In	Keyed	Plastic	Polybutylene Terephthalate (PBT)	-	Tin	Black, Silver	-	UL94 V-0	Board Guide, Board Lock	Shielded	7.5A	48VDC	-	-40°C ~ 75°C
MD-80SV CONN RCPT FMALE MINI DIN 8P SLDR CUI Devices	277	$2.46	MD-SV	Tray	Active	Receptacle, Female Sockets	8	Mini DIN	-	Through Hole	-	Solder	Push-Pull	Keyed	Plastic	Polybutylene Terephthalate (PBT)	-	Silver	Black	-	UL94 V-0	Ground	Unshielded	1A, 2A	100VAC, 12VDC	-	-40°C ~ 85°C
5749180-1 CONN RCPT FMALE MINI DIN 6P SLDR TE Connectivity AMP Connectors	323	$2.50		Tube	Active	Receptacle, Female Sockets	6	Mini DIN	-	Through Hole, Right Angle	-	Solder	Push-Pull	Keyed	Plastic	Thermoplastic	-	Gold	-	-	UL94 V-0	Board Lock	Shielded	1A	30VDC	-	-55°C ~ 105°C

About Circular Connectors

What are Circular Connectors?

Circular Connectors

Circular connectors are a type of electrical connector characterized by their cylindrical shape, designed to facilitate the connection and disconnection of electrical circuits. These connectors are engineered to transmit signals, power, or data between devices, ensuring reliable and efficient communication. Their design typically includes a male plug and a female receptacle, with multiple pins or contacts arranged in a circular pattern. This configuration allows for a robust connection that can withstand various environmental conditions, making them ideal for applications requiring durability and versatility. Circular connectors operate by aligning the pins of the plug with the corresponding sockets in the receptacle, establishing an electrical pathway that enables the flow of current or data.

Types of Circular Connectors

1. Bayonet Coupling Connectors

Bayonet coupling connectors are known for their quick and secure connection mechanism, utilizing a twist-and-lock system. This type is often used in military and aerospace applications due to its ability to withstand vibration and shock. The bayonet design ensures a tight seal, preventing dust and moisture ingress.

2. Threaded Coupling Connectors

Threaded coupling connectors feature a screw-type locking mechanism, providing a strong and reliable connection. They are commonly used in industrial and heavy-duty applications where a secure connection is paramount. The threaded design offers excellent resistance to environmental factors, making them suitable for outdoor use.

3. Push-Pull Connectors

Push-pull connectors are designed for ease of use, allowing for quick connection and disconnection with a simple push or pull action. These connectors are often used in medical and audio-visual equipment, where frequent connections and disconnections are required. The push-pull mechanism ensures a secure connection while minimizing wear and tear.

4. Hermetic Connectors

Hermetic connectors are engineered to provide an airtight seal, preventing the ingress of gases and liquids. They are typically used in applications requiring high levels of environmental protection, such as underwater or aerospace systems. The hermetic design ensures the integrity of the connection in extreme conditions.

How to choose Circular Connectors?

When selecting circular connectors, several key parameters should be considered to ensure optimal performance and reliability:

Electrical Requirements: Consider the voltage and current ratings, as well as the number of contacts needed for your application.
Environmental Conditions: Evaluate the operating environment, including temperature, humidity, and exposure to chemicals or moisture.
Mechanical Requirements: Assess the durability and robustness needed, including resistance to vibration, shock, and mechanical stress.
Size and Weight: Choose a connector that fits the spatial constraints and weight limitations of your application.
Material and Finish: Select materials that offer corrosion resistance and longevity, such as stainless steel or plated finishes.

To evaluate product quality and reliability, consider the manufacturer's reputation, compliance with industry standards, and availability of certifications. Additionally, assess the supplier's customer support and warranty offerings. Environmental factors such as exposure to extreme temperatures or corrosive substances should also be considered, along with installation requirements like ease of assembly and maintenance.

Applications of Circular Connectors

1. Aerospace Industry

In the aerospace industry, circular connectors are used in avionics systems, providing reliable connections for communication, navigation, and control systems. Their robust design ensures performance in high-vibration and extreme temperature environments.

2. Medical Equipment

Circular connectors are integral to medical devices, facilitating connections in diagnostic and therapeutic equipment. Their ease of use and reliability are crucial in applications where precision and safety are paramount.

3. Industrial Automation

In industrial automation, circular connectors are employed in machinery and robotics, enabling the transmission of power and data. Their durability and resistance to harsh conditions make them ideal for factory settings.

4. Telecommunications

Telecommunications systems utilize circular connectors for signal transmission in networking equipment. Their ability to maintain signal integrity over long distances is essential for reliable communication.

5. Marine Applications

Marine environments demand connectors that can withstand saltwater and high humidity. Circular connectors are used in navigation and communication systems on ships, providing reliable connections in challenging conditions.