Industrial Connectors

Industrial electrical connectors and cable connection components including circular connectors, cable glands, and modular terminal connectors used for secure power and signal connections in industrial automation systems.

Industrial connectors are engineered to provide secure, dependable power, signal, and data connections in harsh or mission-critical environments. Built to withstand dust, moisture, vibration, chemicals, electromagnetic interference, and temperature extremes, these connectors are widely used in factory automation, manufacturing equipment, robotics, energy systems, transportation, and industrial networking applications.

RSP Supply offers industrial connector solutions from established manufacturers such as Appleton, Phoenix Contact, and Weidmuller. These brands are known for producing connectors that meet demanding industrial requirements, including high ingress protection ratings, vibration-resistant locking mechanisms, and long service life. Their products support reliable operation in both indoor and outdoor installations across a wide range of industries.

Available in circular, rectangular, hybrid, and protocol-specific designs, industrial connectors support modern automation and IIoT systems by enabling stable communication, reliable power delivery, and efficient system integration. Modular designs and standardized interfaces help reduce installation time, simplify maintenance, and minimize downtime in complex industrial environments.

Found 11382 items
Normally In Stock
Weidmuller 1510940000 Male Plug - 320 Volt - 16 Pole
Free U.S Ground shipping
$24.76
$20.63
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Weidmuller 1943720000 - PCB plug-in connector
Free U.S Ground shipping
$20.75
$17.29
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Weidmuller 1943630000 - PCB plug-in connector
Free U.S Ground shipping
$9.07
$7.56
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Weidmuller 1627290000 Male Plug - 320 Volt - 7 Pole
Free U.S Ground shipping
$10.10
$8.42
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Weidmuller 1627380000 Male Plug - 320 Volt - 16 Pole
Free U.S Ground shipping
$23.11
$19.26
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Weidmuller 2580430000 Male Header - 300 Volt - 4 Pole
Free U.S Ground shipping
$12.70
$10.58
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Weidmuller 1950550000 - PCB plug-in connector
Free U.S Ground shipping
$4.14
$3.45
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Weidmuller 9455640000 - Field attachable connector
Free U.S Ground shipping
$45.71
$38.09
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Weidmuller 1948290000 - PCB plug-in connector
Free U.S Ground shipping
$9.22
$7.68
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Weidmuller 1896800000 - HDC insert
Free U.S Ground shipping
$26.52
$22.10
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Weidmuller 1788510000 - HDC enclosures
Free U.S Ground shipping
$10.49
$8.74
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Weidmuller 1788520000 - HDC enclosures
Free U.S Ground shipping
$3.95
$3.29
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Weidmuller 1498800000 - HDC insert
Free U.S Ground shipping
$55.50
$46.25
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Weidmuller 1601710000 - HDC insert
Free U.S Ground shipping
$26.39
$21.99
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Weidmuller 1788690000 - HDC enclosures
Free U.S Ground shipping
$23.90
$19.92
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Weidmuller 1842120000 - PCB plug-in connector
Free U.S Ground shipping
$4.08
$3.40
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Weidmuller 1904350000 - HDC enclosures
Free U.S Ground shipping
$55.76
$46.47
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Weidmuller 1924660000 - PCB plug-in connector
Free U.S Ground shipping
$26.64
$22.20
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Weidmuller 1793970000 - Cross-connector
Free U.S Ground shipping
$2.12
$1.77
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Weidmuller 1788780000 - HDC enclosures
Free U.S Ground shipping
$67.10
$55.92
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Weidmuller 1802460000 - RockStar® HDC kits-Heavy-duty connectors
Free U.S Ground shipping
$58.81
$49.01
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Weidmuller 1812890000 - Field attachable connector
Free U.S Ground shipping
$51.28
$42.73
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Weidmuller 1842380000 - PCB plug-in connector
Free U.S Ground shipping
$5.24
$4.37
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Weidmuller 2439720000 Female Plug - 150 Volt - 9 Pole
Free U.S Ground shipping
$11.83
$9.86
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Weidmuller 1955630000 Female Plug - 400 Volt - 19 Pole
Free U.S Ground shipping
$23.18
$19.32
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Weidmuller 1812440000 - PCB plug-in connector
Free U.S Ground shipping
$1.55
$1.29
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Weidmuller 1920710000 - Field attachable connector
Free U.S Ground shipping
$130.55
$108.79
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Weidmuller 2716780000 - HDC enclosures
Free U.S Ground shipping
$52.36
$43.63
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Weidmuller 1970720000 - PCB plug-in connector
Free U.S Ground shipping
$5.22
$4.35
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Weidmuller 2459100000 Female Plug - 300 Volt - 7 Pole
Free U.S Ground shipping
$11.87
$9.89
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Weidmuller 1607600000 Male Header - 300 Volt - 12 Pole
Free U.S Ground shipping
$6.13
$5.11
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Weidmuller 1563600000 Strain Relief
Free U.S Ground shipping
$8.28
$6.90
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Weidmuller 1615770000 Female Plug - 300 Volt - 16 Pole
Free U.S Ground shipping
$22.88
$19.07
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Weidmuller 1425600000 Crimp Contact - 1 Pole
Free U.S Ground shipping
$1.04
$0.87
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Weidmuller 1003070000 - HDC enclosures
Free U.S Ground shipping
$6.01
$5.01
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Weidmuller 1003080000 - HDC enclosures
Free U.S Ground shipping
$19.15
$15.96
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Weidmuller 1148650000 Male Header - 320 Volt - 8 Pole
Free U.S Ground shipping
$4.31
$3.59
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Weidmuller 1429700000 Crimp Contact - 1 Pole
Free U.S Ground shipping
$1.08
$0.90
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Weidmuller 1498300000 - HDC insert
Free U.S Ground shipping
$21.67
$18.06
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Weidmuller 1499000000 - HDC insert
Free U.S Ground shipping
$55.50
$46.25
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Weidmuller 1601730000 - HDC insert
Free U.S Ground shipping
$26.39
$21.99
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Weidmuller 1148720000 Male Header - 320 Volt - 10 Pole
Free U.S Ground shipping
$5.15
$4.29
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Weidmuller 1391970000 - Field attachable connector
Free U.S Ground shipping
$43.97
$36.64
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Weidmuller 1418100000 Rectangular Plug-in Connector - 600 Volt - 24 Pole
Free U.S Ground shipping
$12.17
$10.14
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Weidmuller 1429900000 Crimp Contact - 1 Pole
Free U.S Ground shipping
$1.30
$1.08
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Weidmuller 1664750000 - HDC enclosures
Free U.S Ground shipping
$40.14
$33.45
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Weidmuller 1783410000 - Y connector
Free U.S Ground shipping
$43.58
$36.32
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Weidmuller 1787010000 - HDC enclosures
Free U.S Ground shipping
$31.68
$26.40

FAQs

Q: What are industrial connectors used for?
Industrial connectors are used to transmit power, control signals, and data in harsh or high-demand environments where standard connectors may fail due to vibration, moisture, temperature extremes, or chemical exposure.

Q: What types of industrial connectors are available?
Common types include circular connectors such as M8, M12, M23, and 7/8", heavy-duty rectangular connectors, multipole connectors, industrial Ethernet connectors, motor and power connectors, and modular hybrid connector systems.

Q: How do I choose the right industrial connector?
Connector selection depends on voltage and current requirements, signal or data type, environmental conditions, ingress protection rating, mechanical stress, connector size, and compatibility with equipment or communication protocols.

Q: What is an IP-rated industrial connector?
An IP-rated connector meets defined standards for protection against dust and water. Ratings such as IP67, IP68, or IP69K indicate resistance to immersion or high-pressure washdown environments.

Q: Why are industrial connectors important in automation and IIoT systems?
They ensure stable, uninterrupted power and data transmission in demanding environments, supporting reliable machine operation, real-time communication, and long-term system durability in automated and connected industrial systems.

Why Buy Industrial Connectors from RSP Supply

RSP Supply offers a broad selection of industrial connectors designed for reliable performance in demanding applications. Our product lineup supports automation, machinery, and industrial networking systems with durable, standards-compliant connectivity solutions. Customers rely on RSP Supply for dependable industrial components, knowledgeable technical support, and consistent sourcing for rugged power, signal, and data connectivity.