Dwyer

Easy in-wall or external installation with specific gravities as low as 0.5; available in various installation, float and body...

Focuses on a limited target

One or two pump control with built in alternation, over temperature protection, and seal failure monitoring

One or two pump control with built-in alternator provides versatile level control

Dependable detection of low levels of water, even low conductive liquids, with a large measuring area

Water level controllers with a heavy-duty, cast iron chamber designed for boiler applications

Mechanically actuated floating switch intended to activate electrical components, such as pumps, to start and stop automatically

Used to monitor the shaft seal of a submersible pump to detect a leak before pump failure

Explosion-proof, Intrinsically Safe, Ground Continuity Control

High Temp Multi-Jet Water Meters for HVAC & Hot Water, Brass Body

Measures air velocity, air flow, and temperature when combined with the Model UHH6 Universal Handheld

Crucial for early detection of smoke and products of combustion present within HVAC ductwork

Combines all essential air, water, temperature, humidity, and electrical test instruments are included in this kit, creating the...

Ideal for sensing fan flow rates in HVAC systems

Is a compact, highly accurate, auto-ranging differential pressure module ideal for low flow applications

The ideal transmitter for those applications where space is limited

The most versatile room transmitter on the market

Measures relative humidity, temperature, dew point, and wet bulb temperatures when combined with the Model UHH6 Universal Handheld

Provides control for humidifying or dehumidifying systems with large LED screen to view relative humidity, output status, and error...

Versatile, compact, handheld instrument for measuring percentage of relative humidity and temperature in °F or °C

FM approved explosion-proof and intrinsically safe models, replaceable calibrated sensor and integral LCD option

Compact Ultrasonic Energy Meter for Heating/Cooling with Flowmeter & Calculator

Digital flow controller

Programmable, RS485 Interface, Up To 500 psig, ±1% Accuracy

Latching Alarm Capabilities, For Air, Water or Caustic Fluids, Unrestricted Mounting

Latching Relay, Adjustable, Dual Scale, Mount in any Position

Interchangeable Flow Tubes and Floats, 150 mm Universal Scales

Air/Water Direct Reading Scale, 304 SS Protective Shield

Customize to Fit Application, 65 mm or 150 mm Variable Area Flow Tubes

65 mm and 150 mm, Interchangeable Flowtubes, Direct Reading Scales

75 mm and 125 mm, 10:1 Turndown, Back Connect, Corrosive Resistant

Flow and Total Indication, Easy to Read LCD Display, 4 to 20 mA or Pulse Output

Graphic LCD, Digital RS-232 or RS-485 Interface

Provide easy flow regulation in all applications, including shut off and throttling for pressure gages and instruments

In-Line Mounting, 2% FS Accuracy

316 SS Body, Oil/Gas/Water Calibration

Brass & 316 SS Body, 2% FS Accuracy

Economical, Aluminum Body, ±5% FS Accuracy

NSF Approved, Lead Free, Economical

Dual, Rotatable Direct Reading Scales for Air and Water

In-Line, Chemically Inert

Direct Reading, 127 mm Scale, ±10% FS Accuracy

65 mm and 150 mm, ±2% FS Accuracy, Interchangeable Flowtubes, PTFE Options, Universal mm Scale

A series of plastic mechanical water totalizing meters with NSF certification

Made especially for medical applications and manually controlling flow from oxygen generators

Designed for use wherever there is an application for a conventional flow orifice plate

Ideally suited for water flows with ±5% of full scale accuracy

Ideal for use with Dwyer® precision air velocity gages, transmitters and switches