Circular Connectors

Circular connectors are versatile electrical components designed to provide secure and reliable connections for power, signal, and data transmission in industrial, commercial, and aerospace applications. Their circular form factor allows for easy mating, consistent contact alignment, and dependable locking mechanisms, making them well suited for systems that demand durability and long-term performance.

Built to withstand harsh operating conditions, circular connectors are engineered to resist vibration, mechanical shock, moisture, and extreme temperature variations. These characteristics make them commonly used in industrial automation, robotics, outdoor communication systems, transportation equipment, and heavy machinery where connection integrity is critical to overall system reliability.

Circular connectors are available in a wide range of configurations, including various contact arrangements, housing styles, materials, and sealing options. This flexibility allows them to support diverse applications such as control systems, serial communication networks, PCB connections, and medical equipment. Their compact, space-efficient design enables high contact density without excessive panel space, supporting modern equipment and enclosure layouts.

Found 382 items
Normally In Stock
Phoenix Contact 1482523 Connector SACC-M 8FS-3PL-M
Free U.S Ground shipping
$21.82
$18.18
Normally In Stock
Phoenix Contact 1482525 Connector SACC-M 8FS-4PL-M
Free U.S Ground shipping
$22.39
$18.66
Normally In Stock
Phoenix Contact 1341231 Cable connector M23-19P1N128004
Free U.S Ground shipping
$23.38
$19.48
Normally In Stock
Phoenix Contact 1482516 Connector SACC-M 8MS-3PL-M
Free U.S Ground shipping
$21.82
$18.18
Normally In Stock
Phoenix Contact 1482520 Connector SACC-M 8MS-4PL-M
Free U.S Ground shipping
$24.19
$20.16
Normally In Stock
Phoenix Contact 1482521 Connector SACC-M 8MR-3PL-M
Free U.S Ground shipping
$25.06
$20.88
Normally In Stock
Phoenix Contact 1482522 Connector SACC-M 8MR-4PL-M
Free U.S Ground shipping
$27.06
$22.55
Normally In Stock
Phoenix Contact 1239056 Housing screw connection SACC-BP-F-M12/M15-6-THRX
Free U.S Ground shipping
$4.91
$4.09
Normally In Stock
Phoenix Contact 1413996 Housing screw connection SACC-BP-M-M12/M15-7-THR
Free U.S Ground shipping
$4.36
$3.63
Normally In Stock
Phoenix Contact 1543938 Cable connector M23-12S2N128002S
Free U.S Ground shipping
$23.40
$19.50
Normally In Stock
Phoenix Contact 1543940 Cable connector M23-12S2N128003S
Free U.S Ground shipping
$23.40
$19.50
Normally In Stock
Phoenix Contact 1543942 Cable connector M23-12S2N1280DUS
Free U.S Ground shipping
$23.40
$19.50
Normally In Stock
Phoenix Contact 1341225 Cable connector M23-17S1N128002
Free U.S Ground shipping
$24.10
$20.08
Normally In Stock
Phoenix Contact 1341226 Cable connector M23-17S1N128003
Free U.S Ground shipping
$24.10
$20.08
Normally In Stock
Phoenix Contact 1341227 Cable connector M23-17S1N128004
Free U.S Ground shipping
$24.10
$20.08
Normally In Stock
Phoenix Contact 1341228 Cable connector M23-17S1N1280DU
Free U.S Ground shipping
$24.10
$20.08
Normally In Stock
Phoenix Contact 1341233 Cable connector M23-19S1N128002
Free U.S Ground shipping
$25.07
$20.89
Normally In Stock
Phoenix Contact 1341236 Cable connector M23-19S1N1280DU
Free U.S Ground shipping
$25.07
$20.89
Normally In Stock
Phoenix Contact 1341229 Cable connector M23-19P1N128002
Free U.S Ground shipping
$23.38
$19.48
Normally In Stock
Phoenix Contact 1568970 Device connector front mounting SH-8EPD68AWA00S
Free U.S Ground shipping
$28.68
$23.90
Normally In Stock
Phoenix Contact 1568969 Device connector front mounting SH-8ESD68AWA00S
Free U.S Ground shipping
$28.68
$23.90
Normally In Stock
Phoenix Contact 1423150 Flush-type connector PDCC-E-138MS-3P-NPT12-U80/ 1,0
Free U.S Ground shipping
$108.64
$90.53
Normally In Stock
Phoenix Contact 1423151 Flush-type connector PDCC-E-138MS-3P-NPT34-U80/ 1,0
Free U.S Ground shipping
$116.10
$96.75
Normally In Stock
Phoenix Contact 1423152 Flush-type connector PDCC-E-138FS-3P-NPT12-U80/ 1,0
Free U.S Ground shipping
$140.68
$117.23
Normally In Stock
Phoenix Contact 1423153 Flush-type connector PDCC-E-138FS-3P-NPT34-U80/ 1,0
Free U.S Ground shipping
$124.19
$103.49
Normally In Stock
Phoenix Contact 1423154 Flush-type connector PDCC-E-138MS-4P-NPT12-U80/ 1,0
Free U.S Ground shipping
$118.14
$98.45
Normally In Stock
Phoenix Contact 1423155 Flush-type connector PDCC-E-138MS-4P-NPT34-U80/ 1,0
Free U.S Ground shipping
$125.99
$104.99
Normally In Stock
Phoenix Contact 1423156 Flush-type connector PDCC-E-138FS-4P-NPT12-U80/ 1,0
Free U.S Ground shipping
$125.99
$104.99
Normally In Stock
Phoenix Contact 1423157 Flush-type connector PDCC-E-138FS-4P-NPT34-U80/ 1,0
Free U.S Ground shipping
$170.14
$141.78
Normally In Stock
Phoenix Contact 1596872 Cable connector RC-12P1N121500
Free U.S Ground shipping
$32.26
$26.88
Normally In Stock
Phoenix Contact 1599742 Cable connector RC-12S2N1280EZ
Free U.S Ground shipping
$33.30
$27.75

FAQs

Q: What are circular connectors used for?
Circular connectors are used to provide secure electrical connections for transmitting power, signal, and data in industrial, commercial, and harsh environment applications.

Q: Are circular connectors suitable for robotics applications?
Yes, circular connectors are designed to operate within the temperature ranges and mechanical conditions commonly found in robotics, including vibration and continuous motion.

Q: Can circular connectors be used in harsh or outdoor environments?
Many circular connectors are designed with environmental sealing and rugged housings that make them suitable for outdoor, washdown, and harsh industrial conditions.

Q: What configuration options are available for circular connectors?
Circular connectors are available with multiple contact arrangements, housing materials, shell sizes, and sealing options to meet specific electrical and environmental requirements.

Q: Do circular connectors support serial communication standards?
Yes, circular connectors are commonly used in serial communication applications, including RS-232 and RS-485 systems, supporting reliable data transmission in industrial environments.

 

 

Why Buy Circular Connectors from RSP Supply

RSP Supply offers a broad selection of circular connectors designed for industrial automation, robotics, communication, and harsh environment applications. Our inventory includes multiple configurations, materials, and sealing options to support reliable system design and long-term performance. Customers rely on RSP Supply for dependable sourcing, technical product expertise, and industrial-grade connectivity solutions.