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6 Volt Plunger Arrival Sensor


Works with Stainless Steel, Titanium, and Standard Steel Plungers


ESO ESO ESO ESO

ESO with Strap Option
Our same plunger sensor with a built in clamp.
Available in 6v, 12v, and 24 volt.

ESO ESO ESO

ESO Electronic Shut Off Sensor is a sensor that signals plunger arrival. The ESO was designed to sense a plunger as it travels past the sensor. When the plunger makes contact with the tubing wall in close proximity to the ESO sensor the ESO will signal arrival. The ESO does not require a stainless steel nipple. For best results the ESO should be mounted as close as possible to the impact point where the plunger meets the striker plate or rod. The durable outer cover makes the ESO shock proof as well as weather proof.

Mounting Instructions:

  1. Clean mounting area and make sure surface is smooth.
  2. Use a cable tie or a hose clamp (preferred) to secure the ESO to the wellhead.
  3. The two (2) magnetic contacts should be in line with the tubing or lubricator to insure the ESO can not be moved.
  4. Make sure the ESO can not be moved. If it moves it could cause a pre-mature shut-in.
  5. Silicone caulking can be used to help secure the ESO to the wellhead.
  6. Caution:

    Do Not Over tighten the clamp! It will crush the sensor and it will no longer work.
    (clamp integrated sensor excluded)

Click here for 6 Volt ESO specs.

Click here for 6 Volt ESO Barrier Drawing.

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2150 West 6th Avenue, Suite A
Broomfield, CO 80020
Phone: (303) 460-7481 or Toll Free (877) 460-7481
FAX: (303) 460-7486