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 4811 items
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Found 4811 items
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Phoenix Contact (4518)
Weidmuller (293)
Component
Cable (1073)
Cable Connector (1)
Circular Connector (45)
Circular Connector (Cable-Side) (213)
Circular Connector Housing (4)
Circular Connectors (Device Side) (120)
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Connector (2106)
Contact Insert (379)
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Sub Component
Base (2)
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Cable Connector (1068)
Cable Plug (1)
Circular Connector (439)
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Connector (1)
Connector - Cable Side (239)
Connector Amperage
1.5 Amp (1)
2 Amp (4)
3.6 Amp (18)
4 Amp (17)
8 Amp (37)
9 Amp (1)
10 Amp (132)
12 Amp (7)
14 Amp (47)
16 Amp (6)
Connector Color
Black (54)
Black-Gray (15)
Blue (1)
Gray (4)
Green (5)
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Red (3)
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Signal Red (1)
Connector Material
Copper Alloy (31)
Cu (6)
Cu Alloy (69)
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Cuzn (1911)
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PA 6.6 (2)
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Connector protection
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30 Volt (3)
48 VAC (24)
48 Volt (489)
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50 Volt (1)
60 VAC (3)
60 VDC (1)
60 Volt (39)
63 VDC (2)
Number of Positions
2 (33)
3 (142)
4 (617)
5 (466)
6 (444)
7 (250)
8 (495)
9 (271)
10 (2)
11 (1)
Normally In Stock
Phoenix Contact 1151366 Power connector SACC-M12FST-4PL-CM
Free U.S Ground shipping
$59.20
$49.33
Normally In Stock
Phoenix Contact 1424691 Connector SACC-M12MS-4PL
Free U.S Ground shipping
$13.78
$11.48
Normally In Stock
Phoenix Contact 1424649 Connector SACC-M12MS-5PL M
Free U.S Ground shipping
$16.56
$13.80
Normally In Stock
Phoenix Contact 1412508 Flat nut SACC-M10-NUT
Free U.S Ground shipping
$0.85
$0.71
Normally In Stock
Phoenix Contact 1412077 Flat nut SACC-M14-NUT
Free U.S Ground shipping
$0.85
$0.71
Normally In Stock
Phoenix Contact 1417774 Flush-type connector SACC-E-MINM-3CON-NPT12-U50/1,0
Free U.S Ground shipping
$35.11
$29.26
Normally In Stock
Phoenix Contact 1551671 Control cabinet feed-through SACC-5P-DSI-M12MS/FS-M16
Free U.S Ground shipping
$38.02
$31.68
Normally In Stock
Phoenix Contact 1681127 Connector SACC-M12FS-4CON-PG7-M
Free U.S Ground shipping
$14.35
$11.96
Normally In Stock
Phoenix Contact 1515170 Connector SACC-M12FS-4CON-PG 9-SH
Free U.S Ground shipping
$30.02
$25.02
Normally In Stock
Phoenix Contact 1424661 Connector SACC-M12FR-5PL SH
Free U.S Ground shipping
$33.92
$28.27
Normally In Stock
Phoenix Contact 1619505 Cable connector CA-06P1N8A8008S
Free U.S Ground shipping
$34.34
$28.62
Normally In Stock
Phoenix Contact 1620249 Cable connector CA-12P1N12T007
Free U.S Ground shipping
$78.18
$65.15
Normally In Stock
Phoenix Contact 1424657 Connector SACC-M12MS-4PL M
Free U.S Ground shipping
$14.35
$11.96
Normally In Stock
Phoenix Contact 1628487 Device connector front mounting M23-5EP198AA500S
Free U.S Ground shipping
$18.67
$15.56
Normally In Stock
Phoenix Contact 1533314 Valve connector SACC-V-3CON-PG9/A-PFL 12/24
Free U.S Ground shipping
$35.78
$29.82
Normally In Stock
Phoenix Contact 1671137 Valve connector SACC-V-3CON-PG9/A-1L-S
Free U.S Ground shipping
$24.29
$20.24
Normally In Stock
Phoenix Contact 1027678 Housing screw connection SACC-FP-F-M12-THR PP
Free U.S Ground shipping
$6.43
$5.36
Normally In Stock
Phoenix Contact 1624344 Device connector rear mounting SH-8ESC58AH000S
Free U.S Ground shipping
$49.66
$41.38
Normally In Stock
Phoenix Contact 1069507 Device connector front mounting M17-3EP1N8AA600S/1,5
Free U.S Ground shipping
$16.73
$13.94
Normally In Stock
Phoenix Contact 1027679 Housing screw connection SACC-FP-M-M12-THR PP
Free U.S Ground shipping
$9.86
$8.22
Normally In Stock
Phoenix Contact 1629088 Device connector front mounting M23-12P1N8AW500S
Free U.S Ground shipping
$12.82
$10.68
Normally In Stock
Phoenix Contact 1628777 Device connector front mounting M23-7EP198AW500S
Free U.S Ground shipping
$14.52
$12.10
Normally In Stock
Phoenix Contact 1424652 Connector SACC-M12FS-5PL M
Free U.S Ground shipping
$16.56
$13.80
Normally In Stock
Phoenix Contact 1424660 Connector SACC-M12FS-5PL SH
Free U.S Ground shipping
$30.23
$25.19
Normally In Stock
Phoenix Contact 1620116 Coupler connector CA-06P1N8A9007
Free U.S Ground shipping
$28.21
$23.51
Normally In Stock
Phoenix Contact 1424653 Connector SACC-M12FR-5PL M
Free U.S Ground shipping
$16.56
$13.80
Normally In Stock
Phoenix Contact 1618648 Cable connector ST-08P1N8A8K03S
Free U.S Ground shipping
$37.03
$30.86
Normally In Stock
Phoenix Contact 1424693 Connector SACC-M12FS-4PL
Free U.S Ground shipping
$13.78
$11.48
Normally In Stock
Phoenix Contact 1662256 Connector SACC-M12MS-5CON-PG 7
Free U.S Ground shipping
$15.91
$13.26
Normally In Stock
Phoenix Contact 1543061 Connector SACC-FR-5CON-PG 7-M SCO
Free U.S Ground shipping
$16.33
$13.61
Normally In Stock
Phoenix Contact 1629123 Coupler connector M23-09P1N8A9002S
Free U.S Ground shipping
$20.50
$17.08
Normally In Stock
Phoenix Contact 1681486 Connector SACC-M12FS-5CON-PG9-M
Free U.S Ground shipping
$16.56
$13.80
Normally In Stock
Phoenix Contact 1080220 Power connector SACC-M12MSS-3PEPL-CM SH
Free U.S Ground shipping
$77.06
$64.22
Normally In Stock
Phoenix Contact 1681101 Connector SACC-M12MR-4CON-PG7-M
Free U.S Ground shipping
$14.35
$11.96
Normally In Stock
Phoenix Contact 1620076 Coupler connector CA-09P1N8A9007
Free U.S Ground shipping
$28.63
$23.86
Normally In Stock
Phoenix Contact 1543414 Connector SACC-FR-5CON-PG 9-M SCO
Free U.S Ground shipping
$18.50
$15.42
Normally In Stock
Phoenix Contact 1641756 Connector SACC-M12FS-4QO-0,75
Free U.S Ground shipping
$17.06
$14.22
Normally In Stock
Phoenix Contact 1424199 Contact carrier SACC-CI-M12FS-12CON-L90 SH
Free U.S Ground shipping
$32.47
$27.06
Normally In Stock
Phoenix Contact 1619039 Device connector front mounting ST-08S1N8AWQ00S
Free U.S Ground shipping
$17.65
$14.71
Normally In Stock
Phoenix Contact 1628833 Device connector front mounting M23-7ES198AW500S
Free U.S Ground shipping
$14.52
$12.10
Normally In Stock
Phoenix Contact 1619971 Device connector front mounting CA-09S1N8A2S00
Free U.S Ground shipping
$15.20
$12.67
Normally In Stock
Phoenix Contact 1596303 Contact insert RC-09S1N8A0000
Free U.S Ground shipping
$4.99
$4.16
Normally In Stock
Phoenix Contact 1592546 Housing for circular connector RC-00000001300
Free U.S Ground shipping
$25.66
$21.38
Normally In Stock
Phoenix Contact 1496732 Contact insert HC-Q02-I-AT-F
Free U.S Ground shipping
$31.69
$26.41
Normally In Stock
Phoenix Contact 1213852 Crimp contact ST-15KP0,25-2,50
Free U.S Ground shipping
$0.78
$0.65

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.