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Series code: SP

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Series details

Compact limit switch box, designed not only for the industrial market, but for indoor applications in hazardous areas.

Available in either glass reinforced resin or nickel plated aluminum, with flat lid or 3D indicator.

The SP is a corrosion resistant device, able to satisfy the needing in water treatment and desalination plants; SP can also match the Ex ia IIC T6 standards with the integral intrinsically safe certification, covering enclosure and electrical components inside.

With these devices, we are providing a ready to mount solution, thanks to the integrated Namur mounting kit.


  • Glass reinforced resin enclosure with transparent polycarbonate lid, ensuring a device totally unaffected by corrosion, in salty and humid atmosphere.
  • One cable entry metrics or imperial.
  • Enhanced strength on the composite enclosure, with a thick molding and durable threaded cable entries.
  • Easy wiring through the terminal PCB board
  • NOVA V3™ switch option ensures extreme durability and high power switching capabilities
  • ASI communication protocol board
  • Integrated mounting kit for Namur actuators.

Download the Soldo Product Overview brochure 

Product Description

Technical Data:


  • Glass reinforced resin body with transparent polycarbonate cover
  • Stainless steel fasteners



Ex II 2GD  Ex ia IIC T4/T5/T6

Ex ia IIB T44°C.......T108°C Db IP6*

Ta:  -15°C≤Ta≤80°C

SIL certificate:

Up to SIL 2 certified by TUV

Protection rating:

IP 65

Cable entries option:

One cable entry M20 or 1/2" NPT


Standard operating temperature -15°C +80°C Lower and higher temperature options available on request.