With Southwire's Smart Tensiometer, electrical contractors can obtain running line tensions with an accuracy of +/- 2%, pulling speed, pull distance and sidewall pressure data via a wireless connection.


The Smart Tensiometer system allows users to view live data and reports from mobile devices and tablets, as well as save pulling data to onboard memory, a flash drive, or send as a document.

Smart Tensiometer by Southwire

Product Features

  • Control unit offers a digital touch display with clear read out, and easy ergonomic buttons that can be used with gloves.
  • Load sensing unit quickly and easily attaches to rope with open face design.
  • Works with most 1/2", 9/16", 5/8", 3/4", 7/8" and 1" ropes.
  • 10,000 lbs. capacity
  • Load Sensing unit is Bluetooth enabled to wirelessly communicate with the control unit.
  • Smart Tensiometer system broadcasts a Wi-Fi signal showing real time pull data and graphs on mobile devices (such as IOS, Android, and laptops).

  • Pull data can be exported as a PDF file to easily email from a mobile device or laptop.
  • System includes 16GB internal storage.
  • Load sensing unit and display pendant are powered by rechargeable battery technology.

Overview Video [1:36]

Ordering Information

Southwire Part No. Anixter Part No. Description
MSTM-01 MSTM-01 Running line tensiometer - 10,000 lbs. capacity