Level Indicators

Continuous level measurement and monitoring systems for bins, tanks, and silos. Find wired and wireless configurations with software accessories that work reliably in extreme, dust-filled conditions. Level indicators provide accurate bin volume data integrated into process control systems to protect people and equipment. Look through this list of companies offering level indicators in this directory and then request more information to make the best purchase for your grain facility.


To request more info, check the box(es), fill out the form below, and your request will be submitted.

BinMaster Level Controls

3DLevelScanner Multiple-Point Accuracy

  • Continuous and non-contact measurement.
  • Performs in extreme levels of dust.
  • Measures and visually maps uneven powder or solid material surfaces.
  • Detects cone up, cone down, and sidewall buildup.
  • Provides minimum, maximum, and average distances.
  • Calculates highly accurate bin volume.
  • Communications include 4-20/HART, Modbus RTU, TCP/IP, and RS-485.
  • Measuring range up to 200 feet.
  • MVL multiple-scanner system for large bins.

Lincoln, NE • 800-278-4241 BinMaster Digital Catalog:

BinMaster Level Controls

BinView Internet Bin Level Monitoring

  • Real time, 24/7 access to bin levels via the Internet.
  • Automated email, cell phone, or text message alerts when bin conditions meet user-defined thresholds.
  • Compatible with a variety of BinMaster sensors.
  • Provides bin data to multiple users from multiple departments at multiple sites.
  • Site mapping with tank types, locations and levels.
  • Historical tank level data for trend monitoring.
  • Uses Cloud Computing, independent of the company server to simplify IT implementation.
  • Highly scalable for one up to hundreds of solid or liquid bins – at one or many sites.

Lincoln, NE • 800-278-4241 BinMaster Digital Catalog:

BinMaster Level Controls

BMRX and MAXIMA + Rotary Level Indicators

  • Reliable high/low point level detection.
  • Mounts on the top or side of a bin.
  • Status alerts via horn, light or console.
  • Wide variety of extensions and paddles.
  • Adjustable top-mount rotary.
  • Collapsible paddles for simple installation.
  • MAXIMA+ for fail-safe protection and status notification.
  • Explosion proof, Class I: Groups C and D; Class II: Groups E, F, and G.

Lincoln, NE • 800-278-4241 BinMaster Digital Catalog:

BinMaster Level Controls

PROCAP Capacitance Probes

  • High/low point level detection or process control.
  • “Quick-Set” calibration, sensitivity of 0.5 pF.
  • Switch selectable high/low fail-safe.
  • PRO-Shield compensates for material buildup.
  • Operates below RF range, no RF interference.
  • Sleeved, bare, food grade, and flush mount probes.
  • Flexible extensions up to 35 feet.
  • LED sensor status: uncovered, covered, or power failure.
  • Dual timer delay option for immediate alert or up to 30-second delay for covered or uncovered conditions.

Lincoln, NE • 800-278-4241 BinMaster Digital Catalog:

BinMaster Level Controls

SmartBob Inventory Measurement System

  • Continuous level measurement and monitoring system for one to 120 bins.
  • Cable-based SmartBob II sensor for bins up to 150 feet.
  • Integrated 4-20 mA analog output option available.
  • PC-based control and reporting via Binventory™ software.
  • Cloud-based inventory monitoring using BinView on a phone, tablet, or PC.
  • C-100 control console to locally monitor bin levels.
  • Wired or wireless configurations.
  • Explosion proof, Class II, Groups E, F, and G.
  • Phone and text alerts.

Lincoln, NE • 800-278-4241 BinMaster Digital Catalog:

BinMaster Level Controls

Vibrating Rod Level Sensor

  • For high and low level indication, or plugged chute detection.
  • Unique “blade” probe design reduces false alarms caused by buildup.
  • Insertion length 7.37 in. up to 13 ft. with rigid extension.
  • Flexible extensions up to 19 ft.
  • Three sensitivity adjustments.
  • Remote electronics available.
  • Vibrating rods of tuning forks for hazardous locations.
  • Mini models with 1 in. or 1-1/4 in. NPT for small hoppers.

Lincoln, NE • 800-278-4241 BinMaster Digital Catalog:

Conveyor Components Co.

Model CR Roto-Level Control

  • Simple, rugged construction with fewer parts.
  • Switches and motor completely independent for longer life.
  • Up to three 20 amp switches in one Model CR for control of three separate circuits.
  • Stainless steel shaft and paddle.

Croswell, MI • 800-233-3233

ERIKS - Kansas City

Shaft Mount Underspeed Detector

  • Mounting: Magnetic EZMount or 1/2 inch 13 shreaded shaft.
  • Dual-setpoint 10% and 20% slowdown relays.
  • Start-up protection monitors for non-start, slowdown while starting, and maximum time-to-start conditions.
  • Easy one-step calibration.
  • Status and Target LED rotation indicators.
  • Variable start-up delay and 30 second maximum timeout.
  • Speed range: 8 to 1,000 rpm.

Kansas City, MO • 800-821-5578

KC Supply Co. Inc.

Portable, Wireless Bin Monitor

  • No wiring required.
  • Works with hand-held radios.
  • Multi-task instead of babysitting the bins.
  • Full line of BinMaster’s level monitors.

Kansas City, MO • 800-527-8775

Monitor Technologies LLC

SiloPatrol SE Inventory Management System

  • Reliable in extreme conditions - including dust.
  • Weight and cable-based sensor performance unaffected by material composition.
  • Superior, smart sensing reliability combining optic and Hall-Effect technologies.
  • Data can be displayed through optional local indication (HMI2) or SiloTrackTM inventory management software.
  • On-demand measurement, operated manually or automatically, with lock out override.

Elburn, IL • 800-601-6204

Premier Components, Inc.

Level Indicators

  • Rotary, pressure sensitive, and tilt switches. Capacitance, and vibrating rod all available.
  • In stock for immediate shipping.
  • 3 different activators to choose from to meet the needs of the material you are storing.

Alma, MI • 877-681-3064

Safe-Grain, Inc./Maxi-Tronic, Inc.

RadarTrack™ Continuous Level Indicator

  • No moving parts for increased reliability.
  • Accurate, real-time reading improves safety by eliminating the need for personnel to go into silo or bin roofs to monitor fill.
  • Wireless systems reduces installation costs and eliminated conduit and wiring.
  • Free Android and iOS connectivity.

Loveland, OH • 800-659-8250

4B Components Ltd.

Auto-Set Series Level Indicators

  • RF capacitance point level indicator with automatic material build-up compensator.
  • Push button calibration, digital display, and internal timer features.
  • Stainless steel probes.
  • Flush mount and remote versions available.
  • CSA Class II, Division 1 approved.

Morton, IL • 309-698-5611

4B Components Ltd.

Binswitch Elite Level Indicator

  • Capacitance point level sensor detects level or plug situations for bulk granular solids or liquids.
  • LED status lights, fully potted electronics, relay contact output.
  • Magnetic calibration and adjustable sensitivity control.
  • CSA Class II, Division 1 approved.

Morton, IL • 309-698-5611

4B Components Ltd.

RLI "Shaker"-Rotary Level Indicator

  • Failsafe rotation detection with adjustable torque control.
  • Direct stepper motor drive, no clutch and no gearbox.
  • Shaking action for shedding material build up.
  • Vertical extensions to 14 feet are available.
  • Other rotary level indicator versions available.

Morton, IL • 309-698-5611

Binful, Inc.

Villard, MN • 320-554-2051

BlueLevel Technologies

Richfield, OH • 330-523-5215

Easy Automation Inc.

Welcome , MN • 507-728-8214

Electro-Sensors, Inc.

Minnetonka, MN • 800-328-6170

ERIKS - Wichita

Wichita, KS • 800-835-0226

Ross Manufacturing Co.

Brownsville, TN • 800-874-1935

Variable Automation & Manufacturing

Raymond, IA • 877-827-2434

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