Welcome to JMC Instruments

	High Performance Ball Valves, Control Valves Diverter Valves, Limit Switches, Electric & Pneumatic Positioners
	Compression Tube Fittings, Precision Pipe Fittings, Intermixable & Interchangeable with Leading Manufacturers
	Differential Pressure Gauges, Switches & Flow Indicators 2-1/2" – 6" Sizes, Aluminum, 316SS, Brass, PVC
	Pressure Gauges, Thermometers, Pressure Transmitters, Pressure Switches, Diaphragm Seals, Other Accessories
	Raceway & Channel Track, Instrument Stands, Condensate Pots, Instrumentation Installation Hardware
	Pre-Insulated tubing, Steam Traced tubing, Electric Traced tubing
	Thermocouples, Electric heaters, RTD Assemblies, Thermocouple, Wire
	Low Pressure D/P Gauges & Switches, Rotometers, Pressure Transmitters, Flow & Level Switches, Control Valves
	MARPAC Valves For Severe Service, Ball Valves Diaphragm Valves, Pneumatic Actuators, Electric Actuators, Electro-Hydraulic Actuators
	Sensors & Measurement Control, Devices for Flow, Temperature Level, Humidity, Pressure, Gas, Moisture
	Armored and Magnetic Level Gauges, Eductors, Sight Flow Indicators, Ultra-sonic Level Switches, Level Transmitters
	Pressure Gauges, Industrial &, Bimetal Thermometers, Recorders, Thermowells, Isolation Seals, Remote Thermometers
McDaniel Controls	Liquid Fillable Pressure Gauges, Quality Construction in All-Stainless and Brass. Ranges from 1.6" of H20 - 60,000 PSI
	High Quality Test Gauges for High Vibration & Pulsation, High Pressure Regulators
	Transmitters, Controllers, Recorders, Instrumentation & Wedge Meters, Control Solutions, Magnetic Flowmeters
	Instrument boxes, Enclosures designed to ensure safe operation and provide freeze protection for sensitive field-mounted instruments.
	Demco/WKM, Resilient Seated & High Performance Butterfly Valves, Electric & Pneumatic Actuators
	Pressure Regulators & Control Valves, Pneumatic & Electric Controllers
	Sensors, Transmitters, Switches, Flowmeters
	SteamPak—pre-engineered & pre-configured boiler controller packages, SLC RetroPak—replacement for obsolete Bailey SLC & CLC controllers
	Inline and Insertion Probe, Flowmeters, Flow Switches, Electronic Flow Converters, Displays, Transmitters
	Pressure and Temperature Switches, Explosion-Proof & Weather Proof Thermocouples & RTDs
	Digital Panel Meters, Digital Field Meters, Loop Powered Meters, Large Display Process & Temperature Meters
	Tracking, Powered, and Pivot Mount Gangways, Tank Car Fall Protection, Custom Safety Cages Loading, Arms, Loading Racks
	3-piece ball valves, flanged globe/gate/check valves, fire-safe, cryogenic, chlorine, and sanitary valves; pneumatic and electric actuators
	Thermowells—Flanged, Threaded Brass, Stainless Steel, Monel, Hastelloy-C, Other High Alloy Materials, Orifice Plates
	Meritape Sensors, Pump Controller Packages, Ultrasonic Level, Sensors, Pressure Transmitters
	Chemical Resistant PTFE & PFA Hose, Sight Gauges, Composite Ball & Butterfly Valves, Ceramic Lines, Ball Valves
	Steam Traps, Boiler Controls, Flowmeters, Control Valves, Condensate Pumps, Strainers, Regulators, Humidifiers
	Diaphragm Seals • Pressures to 5000 psig • 316SS • Monel • Hastelloy C
	Floating Ball and Trunnion Ball Valves, Cast Steel and Alloy, Threaded, Socket Weld, Flanged