Products and Solutions

Air Gap Monitoring & Analysis
Air Gap variations occur with the flexing or movement of the stator and rotor due [...]
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Alarm Annunciators
The Betalarm 4 allows control room operators to visually capture important identifiers through color and [...]
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CBM Software
Condition-based maintenance (CBM) Software will allow you to utilize a maintenance strategy that monitors the [...]
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Low-flux Core Testing
The EL CID™ Evolution Low-Flux Core Tester is the leading instrument for Electromagnetic Core Imperfection [...]
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Current Signature Analysis
Relying on the concept that faults in the induction motor rotor or driven components result [...]
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Direct Mount Thermometers
Accurate temperature indication with integrated control and alarm functions for power transformers [...]
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Direct Winding Transformer Monitors
Real time comparison of calculated and direct winding temperatures [...]
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Dissolved Gas Accessories
Dissolved Gas Analyzer Accessories to be used with your DGA devices to aid in the [...]
Learn MoreDissolved Gas Analyzers
Identify and monitor critical transformer fault types with dissolved gas analyzers that easily retrofit existing [...]
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Traveling Wave Fault Location Monitors
Traveling Wave fault location monitors with leading accuracy and consistent results for all types of [...]
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Fault Recording Monitors
Comprehensive, flexible, scalable and compatible – full multi-function, substation monitoring devices.

Fiber Optics
The Neoptix product line includes fiber optic temperature sensors for transformer windings temperature monitoring and [...]
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Fiber Optic Accessories
Fiber Optic accessories to help achieve a seamless installation and commissioning of your Fiber Optic [...]
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Fiber Optic Softwares
Fiber optic software allows using your fiber optic temperature monitoring system in a highly flexible [...]
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Fiber Optic Thermometers
Fiber Optic thermometers for highly accurate measurement of power transformer temperatures [...]
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Flow Indicators
Designed to indicate “pump on” and “pump off” conditions within a forced cooling system. Select [...]
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Gas Accumulation Indicators
Mechanical measurement of gas accumulation within a conservator style transformer with alarm functions and sampling [...]
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Intelligent Transformer Monitors
Bring together multiple technologies into one platform like Partial Discharge, DGA, Bushing, Fiber Optics, and [...]
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Large Oil Level Indicators
Highly visible monitoring of oil level used on oil filled transformers, load tap changers, conservator tanks [...]
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Liquid Level Gauges (LLG)
Continuous indication of the liquid level inside of a transformer’s main tank, conservator tank or [...]
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Load Tap Changer (LTC) Smart Transformer Breathers
Engineered for breathing patterns of a LTC (all models carry a 5 yr warranty). [...]
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Magnetic Rotor Flux Monitors
Continuous on-line rotor magnetic flux monitors that provide the user with real-time data on rotor [...]
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Magnetic Rotor Flux Probes
Designed for monitoring rotor magnetic flux information on generators with a variety of air gap [...]
Learn MoreMain Tank and LTC Smart Transformer Breathers
Reduces maintenance costs with learned transformer breathing patterns and self-regenerating desiccant. [...]
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Motors and Generators Partial Discharge Monitoring
Easily connected to test with permanently installed Iris Power Stator Slot Couplers (SSCs) [...]
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Multi Gas Analyzers
TM8 will provide a laboratory quality set of DGA results every 4 hours. [...]
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Offshore Xtreme™ Smart Transformer Breathers
Removes moisture from air entering oil-filled transformers or LTC conservators. [...]
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Partial Discharge Monitors
Partial Discharge Monitors provide a complete package that includes sensors, cables, data acquisition unit, processing [...]
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Phasor Measurement
Scalable and modular substation hardened Phasor Measurement devices for connection up to 10 - 3 [...]
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Power Quality Monitors
Utilizing Class A power quality and fault recording, Qualitrol Power Quality devices eliminate 90% analytical [...]
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Polar Xtreme® Smart Breathers
Tackles extreme temperature down to -60 ˚C to ensure performance. [...]
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Pressure Accessories
Verification testing equipment for your Pressure Relief, Gauges and Controls. [...]
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Pressure Controls
Provide operating control, limit, or alarm functions for Transformers and Load Tap Changers. [...]
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Pressure Relief, Gauges, and Relays
Monitor pressure and rapid pressure events accurately with factory and portable test kits for Rapid [...]
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Pressure Relief Devices
Mechanical relief of excessive pressure buildup in large volumes of gas or fluid.
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Rapid Pressure Rise Relays
Monitor sudden pressure events; use as alarm or trip to minimize potential transformer tank damage [...]
Learn MoreRemote Mount Thermometers
Capillary based, remote indicating thermometers for oil temperature within a transformer [...]
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Remote Oil Level Indicators
The stainless steel and corrosion resistant parts protect gauge against harsh environmental conditions. [...]
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Sensors & Probes
Oil-permeable Fiber Optic temperature sensors for use inside oil-filled transformers [...]
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SF6 Gauges
Provide mechanical local indication for monitoring SF6 gas density in a variety of sizes including [...]
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Shaft Voltage Monitoring
Providing continuous shaft voltage and current measurement using voltage brushes and the shaft grounding brush. [...]
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Single Gas Analyzers
The benefits of this on-line condition monitoring can be realized across the distribution transformer fleet. [...]
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Small Oil Level Indicators
Shows clear liquid level indication with max-min or custom markings on a high contrast dial [...]
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Smart Breathers
The Qualitrol Smart Breather Transformer series removes moisture from air entering oil-filled transformers or Load [...]
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Stator Wedge Analysis
Stator wedge tightness testing provides a consistent and quantitative means of identifying the location and [...]
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Temperature Measurement Devices
Qualitrol's line of Direct Mount Thermometers provide an accurate indication of temperature with a rugged, [...]
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Thermometer Accessories
Oil filled Transformer Accessories including anti-corrosive paint, stainless steel cases, connectors, coils, pockets/wells, explosion-proof enclosures, [...]
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Transformer Monitors
Transformer monitors including features like output relays, output current loops, data logging, event recording and [...]
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Transformer Monitor Accessories
Qualitrol's transformer monitor accessories include Expansion Modules, Fiber Optic Temperature Probe, Pt and Cu Resistant [...]
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