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Sensor & Limit Switch

Valve position monitoring and discrete control: switchboxes, valve controllers, and proximity sensors certified for general purpose and hazardous areas.

Products in this category

13 products
Product range
TopWorx
GO Switch
ifm
TopWorx T-Series Switchboxes

TopWorx T-Series Switchboxes

Full functionality in a compact direct-mount enclosure, with a choice of position sensors, integral solenoid valves, and bus networks. Suitable for all hazardous areas, carrying IECEx, ATEX, and UL certification.

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TopWorx TV-Series Switchboxes

TopWorx TV-Series Switchboxes

Compact and rugged discrete valve control and position monitoring where weight and panel space are limited. Non-incendive and intrinsically safe versions, IP66/68 tested for heavy wash-down and corrosive environments.

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TopWorx K-Series Switchboxes

TopWorx K-Series Switchboxes

Robust switchbox conforming to current European directives, with a long-standing reputation for reliability in detailed design and material quality.

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TopWorx D-Series Discrete Valve Controllers

TopWorx D-Series Discrete Valve Controllers

Certified for every world area: IECEx, ATEX, and UL in a single model, with NEPSI, KOSHA, InMetro, and EAC available, so global operators can standardise across plants.

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GO Switch Proximity Sensor

GO Switch Proximity Sensor

Non-contact position sensing for cylinders and actuators, senses through the housing wall with no exposed moving parts for maintenance-free operation in the harshest conditions.

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ifm Proximity Sensor

ifm Proximity Sensor

Inductive proximity sensors in threaded cylindrical housings for general-purpose position and object detection on machinery and automation equipment.

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APL-2 Limit Switch Box

APL-2 Limit Switch Box

Compact general-purpose position indicator in a weatherproof IP67 aluminium die-cast housing, with dual 1/2″ NPT conduit entries and a bolt-on visual open/closed indicator.

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APL-3 Limit Switch Box

APL-3 Limit Switch Box

General-purpose position indicator in the same weatherproof IP67 housing as the APL-2, built to take up to four auxiliary switches.

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APL-4 Limit Switch Box

APL-4 Limit Switch Box

Explosion-proof position indicator for Class I Division 1 Groups C & D hazardous areas, with dual 3/4″ NPT conduit entries and ATEX/IECEx variants available.

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APL-5 Limit Switch Box

APL-5 Limit Switch Box

Explosion-proof position indicator rated for the widest hazardous-area range (Class I Div 1 Groups B, C & D; Class II; Class III), with a stainless steel enclosure option.

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APL-7 Limit Switch Box

APL-7 Limit Switch Box

Weatherproof IP67 position indicator in a solid, compact aluminium housing with triple 3/4″ NPT conduit entries for larger cable runs.

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APL-8 Limit Switch Box

APL-8 Limit Switch Box

Explosion-proof position indicator built on the APL-7 platform, for hazardous-area duty where the larger triple-conduit footprint is needed.

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APL-9 Limit Switch Box

APL-9 Limit Switch Box

General-purpose position indicator in a 304 stainless steel enclosure, for corrosive or washdown environments where painted aluminium won't hold up.

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