Loy Instrument Valued Partners
Thousands of products for immediate delivery.
Loy Instrument has witnessed the need in the industry for actual inventory in our given territories. We are committed to stock and maintain inventory as the market demands in all Five of our physical locations, Indianapolis, IN, Fort Wayne, IN, Cleveland, OH, Cincinnati, OH and Detroit, MI. As more and more vendors are scaling back and providing “just in time” deliveries, Loy Instrument is empathetic toward the manufaturing plant unable to produce product, the process facility with a line down, the school or nursing home with residents getting cold. The list goes on and on and Loy Instrument is here to assist and ease the pain of an already tense situation. Our commitment is to the recipients of these products and we will do our very best to insure your success. Listed here are some of the finest companies in there respective industries and Loy Instrument has earned a line card graced with these names by understanding and supporting these products and services.
Vendor Line Cards
Allanson Environmental Electrics
Transformers and Environmental Electrics. Designed for dependable ignition and power control, Allanson products support burner, HVAC, sign, and service applications where steady transformer output, straightforward replacement, and proven field performance help technicians keep systems running with confidence in daily field work.
ASCO
ASCO fluid automation solutions maximize customer efficiencies and optimize applications. Their solenoid valves, pneumatic valves, and control products support reliable fluid automation for process equipment, utility systems, machinery, and plant operations requiring fast response, repeatable performance, and long service lives.
Automatic Timing & Controls
Repeat Cycle Timers 1/16 Din Timers Weekly Timer Time Delay Relays Panel Mounted Digital Timers. These timing and relay products support dependable sequencing, delay control, and repeat cycle operation for panels, machines, HVAC equipment, and industrial control system requiring simple setup and consistent switching performance.
Bacharach
Leaders in HVAC-R Instrumentation. Bacharach products support refrigerant leak detection, combustion analysis, gas monitoring, and HVAC-R service work where precise measurement, dependable alarms, and practical field tools help technicians maintain safe, efficient equipment operation across commercial and industrial plant sites.
Belimo
HVAC Actuator And Valve Technology Since 1975. Belimo actuators, control valves, and sensors support precise HVAC control, efficient hydronic performance, and reliable building automation for air handling systems, chilled water loops, heating systems, and ventilation equipment for commercial and industrial facilities and plants.
Cleveland Electric Labs
World class thermocouple manufacturing since 1920. Their thermocouples, RTDs, and temperature sensing products support dependable measurement in furnaces, ovens, turbines, heat treating equipment, and process applications requiring rugged construction and accurate readings in harsh industrial operating conditions and field work.
Dongan Transformer
Decades of Experience Providing Ignition and Control Transformers. Dongan products support reliable voltage conversion, ignition service, and control power in HVAC, combustion, machine control, and industrial panel system where durable transformer design and consistent output are required for field service and plant maintenance.
Dwyer
Manufacturing excellence since 1931. Dwyer instruments support pressure, flow, level, and temperature measurement for HVAC, process, water, and industrial systems where technicians need reliable indication, control, and monitoring for daily operation in mechanical rooms, process areas, and facility maintenance programs at sites.
ECOM
ECOM provides portable combustion analyzers and emissions measurement tools for technicians working on boilers, burners, engines, and HVAC equipment. Their instruments help verify efficiency, troubleshoot combustion issues, document readings, and support safe operation during commissioning, inspection, and routine service daily.
Exergen
Exergen manufactures infrared temperature measurement products used where fast, non-contact sensing is required. Their scanners and sensors help monitor moving materials, heated surfaces, process equipment, and HVAC systems, giving operators practical temperature data for quality control, safety checks, and maintenance programs.
Fenwal Controls
Fenwal Controls offers temperature controls, heat detection devices, and combustion safety components for commercial and industrial equipment. Their products help manage burner sequencing, flame supervision, and limit protection where reliable response, compact installation, and proven control logic are important across systems.
Fireye
Fireye provides flame safeguard controls, burner management systems, scanners, and combustion safety equipment for industrial and commercial burners. Their products help supervise flame presence, sequence burner operation, reduce nuisance trips, and support safe startup, shutdown, and continuous firing in demanding fuel systems.
GEFRAN
GEFRAN supplies sensors, controllers, power controls, and automation components for plastics, heat treating, packaging, and process equipment. Their technologies help measure pressure, temperature, position, and forces while supporting accurate control, machine protection, and repeatable production performance across production.
Honeywell
Honeywell offers a broad range of controls, instruments, sensors, valves, and automation technologies for building, combustion, safety, and process applications. Their products help facilities improve control accuracy, monitor operating conditions, manage energy use, and maintain reliable equipment operation. For facility teams.
Honeywell Analytics
Honeywell Analytics provides fixed and portable gas detection solutions for hazardous areas, mechanical rooms, and industrial facilities. Their detectors, controllers, and alarms help identify combustible gases, toxic gases, and oxygen risks so teams can respond quickly and maintain safer work environments. For plant protection.
Honeywell Eclipse
Honeywell Eclipse offers industrial burner systems, air heating equipment, mixers, ratio controls, and combustion components. Their products support efficient heat transfer, stable flame performance, and reliable fuel-air control for ovens, furnaces, dryers, thermal oxidizers, and process heating lines. Built for heat processes.
Honeywell Environmental & Energy Solutions
Honeywell Environmental & Energy Solutions provides controls, sensors, actuators, meters, and energy management products for buildings and industrial facilities. Their technologies help regulate comfort, track usage, improve system efficiency, and support practical maintenance across HVAC and utility systems. In daily operation.
Honeywell Kromschroder
Honeywell Kromschroder supplies gas valves, pressure regulators, burner controls, flame safeguards, and combustion system components. Their products help manage gas trains, control fuel pressure, supervise ignition, and support safe, repeatable burner operation in industrial heat process applications in stable gas-train service.
Honeywell Maxon
Honeywell Maxon manufactures industrial burners, shutoff valves, control valves, and combustion equipment for process heating systems. Their products help deliver stable flames, accurate fuel control, and dependable shutoff in ovens, furnaces, dryers, kilns, oxidizers, and other demanding thermal applications. For burner safety.
Honeywell Process Solutions
Honeywell Process Solutions provides automation systems, control platforms, field instruments, and software for industrial operations. Their technologies help operators monitor assets, improve process control, manage alarms, protect production uptime, and make informed decisions across complex plant environments. For operations.
Honeywell Thermal Solutions
Honeywell Thermal Solutions Honeywell Thermal Solutions brings together combustion, heating, and control technologies for industrial thermal processes. Its brands and products support burner safety, fuel train control, heat generation, and process efficiency in furnaces, ovens, boilers, dryers, kilns, and air heating applications. For industrial heat duty.
Itron
Itron provides metering, data collection, and utility measurement technologies for gas, water, and electric service. Their products help utilities and facility teams capture accurate usage data, manage distribution networks, improve billing visibility, and support maintenance planning for critical infrastructure for utility use.
Maxitrol
Maxitrol manufactures gas pressure regulators, combination controls, and electronic gas modulation systems for heating and combustion equipment. Their products help maintain stable outlet pressure, smooth burner response, and reliable fuel control in commercial kitchens, boilers, furnaces, and HVAC systems. For steady fuel flow.
McDonnell & Miller
McDonnell & Miller provides low water cutoffs, pump controllers, flow switches, and boiler level controls for steam and hot water systems. Their products help protect boilers from unsafe conditions, maintain proper water levels, and support reliable operation in mechanical rooms and process utilities. Built for boiler room duty.
M-System
M-System supplies signal conditioners, transmitters, remote I/O, panel meters, and interface devices for industrial automation. Their products help convert, isolate, monitor, and transmit process signals so control panels, PLCs, and instruments can communicate accurately across plant systems. Built for control panel integration.
Norgas
Norgas offers gas regulators, meters, valves, and measurement products for natural gas, propane, and utility applications. Their equipment helps manage pressure reduction, gas measurement, and safe distribution for commercial buildings, industrial equipment, and energy systems requiring steady performance. For gas utility teams.
PIE
PIE provides portable process calibrators and test instruments for technicians who maintain instrumentation loops and control systems. Their tools help source, simulate, and measure signals, making it easier to verify transmitters, valves, sensors, and panel devices during startup and service. Useful for daily calibration tasks.
Precision Digital
Precision Digital manufactures digital panel meters, displays, controllers, and signal devices for process monitoring. Their products help operators view flow, level, pressure, temperature, and analytical readings clearly while supporting alarms, totalization, and control functions in industrial panels. For clear operator views.
Protection Controls, Inc.
Protection Controls, Inc. manufactures flame detectors, burner controls, and combustion safety devices for industrial flame monitoring. Their products help verify flame presence, support burner sequencing, and provide reliable safety feedback in furnaces, ovens, kilns, boilers, and process heaters. Built for burner safety tasks.
ReoTemp
ReoTemp manufactures temperature and pressure instruments, including thermometers, pressure gauges, RTDs, thermocouples, and transmitters. Their products help maintenance teams measure critical conditions, replace field devices, and support reliable operation in processing, utility, and OEM equipment. Built for rugged field use.
Schubert & Salzer
Schubert & Salzer designs high-performance control valves, sliding gate valves, and on-off valves for precise process regulation. Their compact valve designs help improve response time, reduce energy use, and control steam, gases, liquids, and demanding media across industrial process systems. Built for precise modulating tasks.
Simpson
Simpson manufactures analog meters, digital panel meters, testers, and measurement instruments for electrical and process applications. Their products help technicians monitor signals, verify circuits, read panel values, and support dependable measurement in maintenance, OEM, and control cabinet work. Built for field work tasks.
SpecView
SpecView provides supervisory software for data logging, process visualization, and equipment monitoring. It helps users connect controllers, record trends, manage alarms, and view operating data from ovens, furnaces, chambers, and production equipment without building a large custom control system. Built for process visibility.
Trumeter
Trumeter produces counters, timers, hour meters, panel meters, and measurement devices for machines and industrial panels. Their products help track runtime, count events, display electrical values, and support practical monitoring for equipment maintenance, production tracking, and OEM applications in OEM machine panel service.
Turtle Tough
Turtle Tough manufactures analytical sensors, transmitters, and sampling accessories for harsh liquid measurement applications. Their products help monitor pH, ORP, conductivity, and other process values in mining, chemical, water treatment, and industrial systems exposed to fouling or abrasion. Built for harsh liquid processes.
UEI Test Instruments
UEI Test Instruments provides meters, combustion analyzers, leak detectors, and HVAC test tools for field technicians. Their products help measure electrical values, pressure, temperature, and combustion performance, supporting diagnostics, service checks, and maintenance across commercial systems. Practical for daily field use.
Vaisala
Vaisala supplies measurement instruments for humidity, temperature, carbon dioxide, dew point, pressure, and environmental monitoring. Their products help industrial, HVAC, and life science teams verify conditions, protect assets, improve process stability, and maintain accurate records. Built for critical environmental records.
Watlow
Watlow manufactures heaters, temperature sensors, power controllers, and thermal control systems for industrial equipment. Their products help deliver controlled heat, protect processes, and improve temperature uniformity in semiconductor tools, food equipment, packaging lines, and process machinery. For controlled heat systems.
White Rodgers
White Rodgers supplies HVAC controls, thermostats, gas valves, ignition modules, and heating system components for service and replacement work. Their products help technicians restore furnace, boiler, and air conditioning performance while supporting reliable control in residential and commercial systems. Built for field tasks.