For the past 20 years, MTNW Line Control Instruments (LCI) has been the trusted source for line control, tension monitoring, and winch monitoring equipment. 


RL-30s used in giant turbine deployment to harness powerful Fundy tides.  Encoders were Lloyds Register certified and provide payout accuracy of +/-0.03"

The LCI-90i is Industry's most versatie winch display. In addition to our standard single winch format we offer many unique user interfaces, which add value and increase features available to your customers and equipment.


We have recently released an addition to our Variable Wire Diameter (VWD) line of Running Line Tensiometers, the RL-30-VWD. The RL30-VWD is suitable for wire rope 1½” to 3" in diameter and 200T max tension capacity.

About Us

Rugged Controls is an ISO 9001 certified manufacturer of rugged programmable controllers, sensors, instrumentation, controls and automation equipment used in industries ranging from oil & gas, industrial, oceanographic to mining to construction. Our brand of multivariable controllers is continually selected in mission-critical applications where rugged durability, viewability, accuracy and data acquisition is required.

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