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Limit Switches

Quality Limit Switches products for industrial, commercial, and professional applications. Our selection includes trusted brands and competitive pricing for maintenance, repair, and operations (MRO). Suitable for manufacturing, construction, facility maintenance, and general industrial use. Bulk pricing and volume discounts available for enterprise customers.

352 products

Test Socket Connector, 32V 16A, Plastic, Red, Pkg Qty 50
Industrial|SKU: NM8628
Test Socket Connector, 32V 16A, Plastic, Red, Pkg Qty 50

This red plastic test socket connector facilitates safe circuit verification within industrial control panels. Rated for 32 volts and 16 amps, the unit ensures reliable signal access without compromising system integrity. The compact design integrates seamlessly into standard DIN rail assemblies, offering a durable housing suitable for demanding environments. Supplied in packages of 50, these connectors provide an efficient solution for maintenance teams requiring consistent, high-current test points. The specialized socket geometry accepts standard probing equipment, enabling rapid diagnostics while maintaining strict electrical isolation during operation.

$79.99In Stock
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Thermocouple Alloy Terminal Block 400V 1A Screw Limit Switch, Pkg Qty 2
Industrial|SKU: NN0759
Thermocouple Alloy Terminal Block 400V 1A Screw Limit Switch, Pkg Qty 2

This thermocouple alloy terminal block serves as a precision limit switch for industrial temperature monitoring applications. Rated for 400 V and 1 A, the unit ensures reliable signal transmission in high-voltage environments. Constructed from specialized NiCr/Ni thermocouple materials, it maintains accuracy under thermal stress while providing robust electrical isolation. The design features a secure screw connection actuator, facilitating quick installation and maintenance without specialized tools. Ideal for control panels requiring compact, durable connectivity, this component meets rigorous safety standards for factory automation and process control systems.

$49.99In Stock
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Thermoplastic 24 A Terminal Block Jumper for Industrial Control, Pkg Qty 100
Industrial|SKU: RM9318
Thermoplastic 24 A Terminal Block Jumper for Industrial Control, Pkg Qty 100

This thermoplastic terminal block jumper is engineered for high-density industrial control applications, delivering a robust 24 A current rating. Constructed from durable thermoplastic materials, the component ensures reliable electrical continuity and mechanical stability in demanding environments. Designed specifically for the ZQS 2.5/2 series, it facilitates efficient multi-point connections within standard DIN rail assemblies. While voltage ratings depend on the specific host terminal configuration, this jumper provides a secure, low-resistance path essential for consistent signal and power distribution. Supplied in packages of 100 units, it supports streamlined inventory management for large-scale panel fabrication projects.

$119.99In Stock
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Thermoplastic 32 A Limit Switch Cross-Link for Industrial Control, Pkg Qty 36
Industrial|SKU: RM8644
Thermoplastic 32 A Limit Switch Cross-Link for Industrial Control, Pkg Qty 36

This thermoplastic cross-link component facilitates efficient potential distribution within industrial control panels, rated for a continuous current of 32 A. Constructed from durable thermoplastic material, the unit ensures reliable electrical connectivity and mechanical stability in demanding environments. Designed for seamless integration with compatible terminal blocks, it simplifies wiring architectures by eliminating the need for external jumper cables. Each package contains 36 units, supporting streamlined inventory management for large-scale assembly projects. The compact form factor optimizes DIN rail space while maintaining strict adherence to safety standards for high-current applications.

$99.99In Stock
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Thermoplastic 600V 24A Limit Switch Component for Industrial Control, Pkg Qty 25
Industrial|SKU: RM2285
Thermoplastic 600V 24A Limit Switch Component for Industrial Control, Pkg Qty 25

This industrial-grade thermoplastic component is engineered for high-density control panel applications, supporting up to 600V and 24A. Designed for robust performance in demanding environments, the unit features a durable housing capable of withstanding significant thermal stress while maintaining electrical integrity. Ideal for organizing complex wiring schemes, this accessory ensures secure connections within standard DIN rail systems. Supplied in packages of 25, it offers a cost-effective solution for scaling infrastructure projects requiring reliable, high-voltage distribution without integrated switching mechanisms or actuators.

$89.99In Stock
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Thermoplastic 690V 57A Jumper for Limit Switches, Pkg Qty 50
Industrial|SKU: RQ1065
Thermoplastic 690V 57A Jumper for Limit Switches, Pkg Qty 50

Designed for robust industrial control applications, this thermoplastic jumper facilitates secure cross-connections within limit switch assemblies. Rated for 690V and 57A, the component ensures reliable power distribution in demanding electrical environments. Constructed from high-grade thermoplastic, it offers superior durability and insulation properties against thermal stress. Supplied in packages of 50 units, this accessory streamlines inventory management for large-scale panel integration projects while maintaining strict compliance with safety standards for high-voltage circuits.

$69.99In Stock
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Thermoplastic HDC 24B Socket Housing 1PG21G for Limit Switches, Pkg Qty 2
Industrial|SKU: RM9944
Thermoplastic HDC 24B Socket Housing 1PG21G for Limit Switches, Pkg Qty 2

This thermoplastic socket housing provides robust mechanical protection for heavy-duty industrial connections within limit switch applications. Engineered for durability, the HDC 24B unit features a single PG21 cable entry point to ensure secure wiring integration in demanding environments. The high-grade thermoplastic construction offers excellent resistance to impact and corrosion while maintaining a lightweight profile suitable for dynamic machinery. Designed for rapid deployment, this component supports standard 24-contact configurations, delivering reliable enclosure performance without the need for specific voltage or current ratings inherent to the housing itself.

$89.99In Stock
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Thermoplastic Limit Switch 500V 16A for Industrial Control, Pkg Qty 2
Industrial|SKU: RQ4420
Thermoplastic Limit Switch 500V 16A for Industrial Control, Pkg Qty 2

This industrial-grade limit switch features a durable thermoplastic housing designed for rigorous control applications. Rated for 500 V and 16 A, it ensures reliable performance in high-voltage environments while maintaining electrical safety standards. The unit operates effectively across a wide temperature range, supporting conditions from -40°F to 257°F. Supplied in packages of two, this component offers a cost-effective solution for integrating precise positional feedback into automated machinery without requiring a pre-installed actuator, allowing for flexible custom configuration.

$49.99In Stock
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Thermoplastic Limit Switch 600V 10A No Actuator Industrial Control, Pkg Qty 12
Industrial|SKU: RM5340
Thermoplastic Limit Switch 600V 10A No Actuator Industrial Control, Pkg Qty 12

This industrial-grade thermoplastic limit switch is engineered for robust control applications, featuring a 600 V voltage rating and a 10 A current capacity. Constructed from durable thermoplastic housing, the unit ensures reliable performance in demanding environments while maintaining electrical safety standards. Designed without an integrated actuator, this component offers maximum flexibility for custom mechanical integration across various machinery setups. Ideal for high-volume procurement, each package contains 12 units, streamlining inventory management for large-scale industrial projects requiring precise, non-actuated switching solutions.

$79.99In Stock
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Thermoplastic Limit Switch 600V 20A for Control Panels, Pkg Qty 10
Industrial|SKU: RM2405
Thermoplastic Limit Switch 600V 20A for Control Panels, Pkg Qty 10

This thermoplastic limit switch is engineered for robust performance in industrial control panels, featuring a 600 V voltage rating and a 20 A current capacity. Constructed from durable thermoplastic housing, the unit ensures reliable electrical isolation and resistance to harsh environmental conditions. Designed as a modular cross-connector component for terminal block systems, it facilitates secure circuit integration without requiring a separate mechanical actuator. Ideal for high-density wiring applications, this switch delivers consistent operation within standard imperial temperature ranges while maintaining compact dimensions for efficient panel space utilization.

$109.99In Stock
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Thermoplastic Limit Switch 600V 20A Industrial Control, Pkg Qty 50
Industrial|SKU: RK9730
Thermoplastic Limit Switch 600V 20A Industrial Control, Pkg Qty 50

Designed for robust industrial control applications, this thermoplastic limit switch delivers reliable performance in demanding environments. Rated for 600V and 20A, the unit ensures safe operation within high-voltage circuits while maintaining electrical integrity. Constructed from durable thermoplastic materials, the housing offers superior resistance to corrosion and mechanical impact without adding excessive weight. Although supplied without a specific actuator, the versatile design allows for seamless integration with custom mechanical linkages or machinery components. Ideal for bulk procurement, this solution supports efficient assembly line configurations requiring consistent, high-current switching capabilities.

$59.99In Stock
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Thermoplastic Limit Switch 600V 24A for Industrial Control, Pkg Qty 12
Industrial|SKU: RM0098
Thermoplastic Limit Switch 600V 24A for Industrial Control, Pkg Qty 12

This thermoplastic limit switch is engineered for robust industrial control applications, featuring a 600V voltage rating and a 24A current capacity to ensure reliable circuit interruption under heavy loads. Constructed from durable thermoplastic housing, the unit offers superior resistance to environmental stressors while maintaining electrical integrity. Designed as a modular component within a cross-connection system, it facilitates efficient panel wiring without requiring a separate actuator mechanism. Ideal for high-density control cabinets, this device supports stable operation in demanding manufacturing environments where precise signal switching is critical.

$79.99In Stock
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Thermoplastic Limit Switch 600V 24A Industrial Control, Pkg Qty 25
Industrial|SKU: RM5335
Thermoplastic Limit Switch 600V 24A Industrial Control, Pkg Qty 25

This industrial thermoplastic limit switch delivers reliable performance for demanding control applications, rated for 600 V and 24 A. Constructed from durable thermoplastic housing, the unit ensures long-term resistance to environmental stressors while maintaining electrical integrity. Designed as a versatile component within modular terminal systems, it features a standard configuration without a pre-installed actuator, allowing for customized integration into specific machinery setups. Ideal for high-volume procurement, this switch is supplied in packages of 25 units to streamline inventory management and installation workflows across large-scale industrial facilities.

$89.99In Stock
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Thermoplastic Limit Switch 600V 24A No Actuator for Control, Pkg Qty 25
Industrial|SKU: RM2531
Thermoplastic Limit Switch 600V 24A No Actuator for Control, Pkg Qty 25

This thermoplastic limit switch is engineered for robust industrial control applications, featuring a 600V voltage rating and a 24A current capacity. Constructed from durable thermoplastic housing, the unit offers reliable insulation and resistance to harsh environmental conditions. Designed without an integrated actuator, it provides flexibility for custom mechanical integration within diverse machinery setups. Supplied in packages of 25, these components ensure consistent performance in high-demand electrical circuits while maintaining strict adherence to safety standards for commercial automation systems.

$79.99In Stock
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Thermoplastic Limit Switch 690V 32A No Actuator, Pkg Qty 12
Industrial|SKU: RK9678
Thermoplastic Limit Switch 690V 32A No Actuator, Pkg Qty 12

This thermoplastic limit switch is engineered for robust industrial control applications, featuring a high voltage rating of 690 V and a current capacity of 32 A. Constructed from durable thermoplastic housing, the unit ensures reliable performance in demanding environments while maintaining electrical safety standards. Designed without an integrated actuator, this component offers flexibility for custom mechanical integration across various machinery setups. Ideal for panel builders and system integrators, it provides a compact, cost-effective solution for precise position sensing and circuit interruption within heavy-duty automation systems.

$89.99In Stock
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Thermoplastic Limit Switch 690V 32A No Actuator, Pkg Qty 12
Industrial|SKU: RK9122
Thermoplastic Limit Switch 690V 32A No Actuator, Pkg Qty 12

This thermoplastic limit switch delivers reliable industrial performance with a 690 V voltage rating and 32 A current capacity. Constructed from durable thermoplastic housing, the unit ensures long-term resistance to harsh environmental conditions while maintaining electrical integrity. Designed for flexible integration, this model features no pre-installed actuator, allowing engineers to select specific mechanical interfaces tailored to unique application requirements. Ideal for high-voltage control circuits, this component provides robust switching functionality in a compact form factor suitable for demanding automation and safety systems.

$79.99In Stock
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Thermoplastic Limit Switch 690V 32A No Actuator, Pkg Qty 50
Industrial|SKU: RK9116
Thermoplastic Limit Switch 690V 32A No Actuator, Pkg Qty 50

This thermoplastic limit switch delivers reliable performance for industrial control circuits with a 690 V voltage rating and 32 A current capacity. Constructed from durable thermoplastic housing, the unit ensures long-term resistance to environmental stressors while maintaining electrical integrity. Designed as a base component without an integrated actuator, it offers flexibility for custom mechanical integration across various machinery applications. The robust build supports demanding operational environments, providing a cost-effective solution for high-volume B2B procurement where specific actuation mechanisms are required separately.

$59.99In Stock
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Thermoplastic Limit Switch 690V 41A for Industrial Control, Pkg Qty 12
Industrial|SKU: RK9123
Thermoplastic Limit Switch 690V 41A for Industrial Control, Pkg Qty 12

This thermoplastic limit switch delivers reliable industrial control performance with a 690 V voltage rating and 41 A current capacity. Constructed from durable thermoplastic housing, the unit ensures long-term resistance to harsh environmental conditions while maintaining electrical integrity. Designed for versatile integration into safety circuits and machinery interlocks, this component features a standard form factor compatible with existing DIN rail systems. Each package contains 12 units, providing an efficient supply solution for large-scale automation projects requiring consistent, high-voltage switching capabilities without external actuators.

$99.99In Stock
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Thermoplastic Limit Switch Housing 690V 16A for Industrial Control, Pkg Qty 2
Industrial|SKU: RM4763
Thermoplastic Limit Switch Housing 690V 16A for Industrial Control, Pkg Qty 2

This thermoplastic limit switch housing delivers robust protection for industrial control applications, rated for 690 V and 16 A. Constructed from high-grade thermoplastic, the enclosure ensures durability against harsh environmental conditions while maintaining electrical safety standards. Designed as a pass-through socket shell, it facilitates seamless integration into existing machinery without requiring an integrated actuator. The compact form factor supports efficient panel space utilization, making it ideal for high-density control systems. Supplied in packages of two units, this component provides a reliable, cost-effective solution for demanding automation environments requiring strict voltage and current compliance.

$89.99In Stock
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Thermoplastic Limit Switch Socket 250V 16A Industrial, Pkg Qty 8
Industrial|SKU: RM9847
Thermoplastic Limit Switch Socket 250V 16A Industrial, Pkg Qty 8

This industrial-grade thermoplastic socket housing delivers reliable performance for heavy-duty electrical applications, rated for 250V and 16A. Constructed from high-impact thermoplastic, the unit ensures superior resistance to corrosion, chemicals, and mechanical stress while maintaining a lightweight profile suitable for dynamic environments. Designed as a through-mount component, it facilitates secure cable entry and robust connection integrity within control panels or machinery interfaces. The compact form factor supports efficient space utilization without compromising on safety standards, making it an essential solution for demanding B2B infrastructure projects requiring durable, high-voltage connectivity.

$99.99In Stock
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Thermoplastic Limit Switch Terminal 1500V 309A for High Voltage, Pkg Qty 2
Industrial|SKU: NN0046
Thermoplastic Limit Switch Terminal 1500V 309A for High Voltage, Pkg Qty 2

This high-voltage terminal block features a robust thermoplastic housing designed for demanding industrial power distribution applications. Rated for 1500 V and 309 A, it ensures reliable performance under extreme electrical loads while maintaining superior dielectric strength. The bolt-connection mechanism provides secure, gas-tight wiring connections that resist vibration and thermal cycling. Engineered for safety and durability, this component supports heavy-gauge conductors within compact control panels, offering a maintenance-free solution for critical high-energy circuits without the need for specialized actuators or switching mechanisms.

$59.99In Stock
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Thermoplastic Plug Connector Limit Switch 300V 8A, Pkg Qty 25
Industrial|SKU: AA9671784
Thermoplastic Plug Connector Limit Switch 300V 8A, Pkg Qty 25

This thermoplastic plug connector limit switch delivers reliable signal transmission for industrial control applications, rated for 300V and 8A. Constructed from durable thermoplastic housing, the unit ensures long-term resistance to environmental stressors while maintaining electrical integrity. The 90-degree plug design facilitates efficient panel mounting and streamlined wiring in confined spaces, eliminating the need for external actuators. Supplied in bulk packaging of 25 units, this component offers a cost-effective solution for high-volume integration projects requiring compact, high-performance switching capabilities without compromising on safety or durability standards.

$89.99In Stock
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Thermoplastic Terminal Block Cross-Connector for SAK10 Series, Pkg Qty 50
Industrial|SKU: RK9935
Thermoplastic Terminal Block Cross-Connector for SAK10 Series, Pkg Qty 50

This thermoplastic cross-connector is engineered specifically for the SAK10 terminal block series, providing secure electrical continuity across multiple connection points. Constructed from durable, high-grade thermoplastic, the component ensures reliable insulation and mechanical stability in demanding industrial control panels. Designed as a 3-position jumper, it streamlines wiring configurations by eliminating external bridging hardware, thereby reducing assembly time and potential connection errors. While voltage and current ratings depend on the host terminal block specifications, this accessory offers a robust solution for optimizing panel space and maintaining consistent signal distribution in complex B2B electrical installations.

$39.99In Stock
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Thermoplastic Terminal Block Cross-Connector for SAK Series, Pkg Qty 50
Industrial|SKU: RR2978
Thermoplastic Terminal Block Cross-Connector for SAK Series, Pkg Qty 50

This thermoplastic cross-connector is engineered for the SAK series terminal blocks, providing secure electrical bridging across multiple connection points. Constructed from durable thermoplastic material, it ensures reliable insulation and mechanical stability within industrial control panels operating in ambient temperatures up to 221°F. Designed for efficient installation, the component features a compact profile compatible with standard DIN rail mounting systems. While specific voltage and current ratings depend on the host terminal block configuration, this accessory streamlines wiring layouts by eliminating external jumper wires, reducing assembly time and potential connection errors in high-density applications.

$49.99In Stock
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