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M12 threaded inductive sensor with chrome-plated brass housing and M12 male connector

Turck

Turck BI2-M12-Y1X-H1141 40102 inductive sensor M12 8.2 VDC NAMUR

SKU CH-5FRM-HSG79 MPN BI2-M12-Y1X-H1141

M12 flush-mount inductive sensor with NAMUR output at 8.2 VDC and ATEX approvals

  • Labor warranty1 Year
  • Product typeTest Equipment
  • Number of items1 pack
  • Sold asBox
  • Parts warranty3 Years
  • NAMUR output enables reliable two-wire switching
  • 2 VDC nominal voltage suits low-power circuits
  • M12 × 1 male connector allows quick installation
  • ATEX and SIL2 approvals support hazardous-area use
  • 46 g chrome-plated brass housing resists corrosion

Application fit

The Turck BI2-M12-Y1X-H1141 is an inductive proximity sensor built for hazardous-area machinery monitoring. Its NAMUR output and ATEX approvals suit process engineers and maintenance teams who need intrinsic safety in zones with gas or dust explosion risk. Buyers who require a standard PNP or NPN switching signal for direct PLC input will need a different interface.

Sustained operation

The sensor delivers a nominal 8.2 VDC NAMUR current signal that remains stable during continuous duty cycles on conveyors, valve actuators or rotating equipment. Rated switching distance of 2 mm and flush mounting keep detection repeatable when vibration or temperature swings persist over long shifts. SIL2 and PLc ratings confirm the safety function holds under prolonged load without drift.

Build and connectivity

A chrome-plated brass M12 × 1 threaded barrel weighs 46 g and resists coolant, oil and wash-down chemicals common in plant environments. The M12 × 1 male connector enables quick-disconnect cable routing inside cable trays or conduit, reducing rewire time during sensor replacement. Flush mounting lets the face sit level with brackets or metal plates, protecting the active surface from impact in tight machine frames.

How it compares

Measured against everything we stock in Electrical Trade Tools & Kits, at today’s prices. Recalculated every night.

Price $68.99
Cheaper than about 70% of the 5,006 comparable items (median $95.99).

Specifications

Product
Brand nameTURCK
Model nameBI2-M12-Y1X-H1141 40102
Product typeTest Equipment
In the box
Number of items1 pack

Questions about this item

Does the 8.2 VDC NAMUR sensor generate noticeable heat or electrical noise during continuous operation?

The NAMUR output operates at low current levels defined by DIN EN 60947-5-6, producing minimal heat and no significant electrical noise when powered correctly.

What external equipment is required to read the NAMUR signal from this M12 sensor?

A NAMUR-compatible isolator or switching amplifier with an M12 connector is required to convert the sensor's current signal into a usable logic level.

Will this 2 mm switching distance sensor mount flush alongside older M12 inductive sensors on the same bracket?

Yes, the M12 × 1 threaded barrel and flush-mount design match standard M12 sensor dimensions, allowing direct replacement on existing brackets.

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