Gems Sensors & Controls - Plainville, CT
Manufacturer, Custom Manufacturer
Six Sigma, ISO 9001 & ISO 13485 certified. Manufacturer of standard & custom liquid level sensors & switches for tank applications. Types of sensors include piezo-resonant, ultrasonic continuous & magnetostrictive liquid level sensors. Various features include LCD displays, 2 in. NPT mounting, non-Intrusive & hermetically sealed. Sensors are also suitable for various applications including water & waste water, control automation, chemical feed, food, beverage, plastic fluid containers, acids, inks, paints & slurries applications. Same day shipping. Kan Ban delivery. One year warranty.
Brand Names: ExOsense, Gems
www.gemssensors.com/Products/Level

Liquid Level Switches Products
	LS-7 Side Mount Level Switches FS-200 Series Flow Switches

Innovative Solutions, LLC - Naugatuck, CT
Distributor, Custom Manufacturer
Custom manufacturer of liquid level indicating electronic switches for marine, industrial, OEM & hazardous locations. Types include multi-level vertical mount, single point horizontal mount & single point vertical mount float type switches & compact, in-line & sub-compact flow switches.
www.innovativesensing.com/intermediate.aspx...

Madison Co. - Branford, CT
Distributor, Manufacturer, Custom Manufacturer
ISO 9001:2000 certified custom manufacturer of liquid level switches. Specifications of liquid level switches include 150 degrees C maximum temperature, 250 psig maximum pressure, 0.73 float specific gravity, 30 W reed switch ratings & 0.07 A at 24 VDC electric supply. Liquid level switches are available with remote alarms, contact & non-contact level detection, RS 485 communication interface, beryllium copper grip rings & 316 stainless steel fittings. Liquid level switches are suitable for industrial & commercial applications.
shopsensors.madisonco.com/category/liquid-l...

Liquid Level Switches Products
	Stainless Steel Full Size Liquid Level Switches Plastic Multi-Point Liquid Level Float Switches Stainless Steel Miniature Liquid Level Float Switches More

Thomas Products, Ltd., Flow Switch Div. - Southington, CT
Manufacturer
Manufacturer of switches for indicating liquid levels of marine tanks. Specifications of switches vary depending upon models & include 20 VA to 100 VA SPDT reed switches, 1 to 6 switch points, 1/2 in. to 4 in. ANSI flanges, 1 in. NPT port size, 1/8 in., 3/4 in. & 1 in. NPT & 3 5/8 in. dia. flanges, 50 psi to 900 psi operating pressure, -40 degrees F to plus 300 degrees F operating temperature & 5/16 in. & 1/2 in. dia. stem. Features include brass, PVC stern & mounting material, polysulfone & polypropylene float material. In-house tooling & manufacuting capabilities allow for products to be customized & modified to meet customer applications.
thomasprod1.rtrk.com/?scid=329561&rl_alt=ht...

Liquid Level Switches Products
	Bottle Switch Pancake Side Mounted - 3900 Series Level Switch More

AMETEK Drexelbrook - Horsham, PA
Manufacturer
ISO 9001: 2000 certified custom manufacturer of liquid level switches. Types of liquid level switches include float & conductivity switches. Specifications of switches include operating temperature ranging from 0 degrees F to 450 degrees F & pressure ranging from 26 psi to 2000 psi. Materials include cast iron, PVC, brass, stainless steel & polypropylene. Switches are applicable to clean liquids for low or high level indication & pump control.
Brand Names: Ametek, Drexelbrook
www.drexelbrook.com/Our-Products/Index.aspx

Harwil - Oxnard, CA
Manufacturer
Manufacturer of tank liquid level switches. Specifications include 125/250 VAC, 15 A and 1/2 hp power supply, 250 degrees F temperature and 300 psi pressure. Suitable for chiller, scrubber, carpet cleaning machinery, water treatment, fluid handling and truck/automobile wash applications. One year warranty. Made in USA.
Brand Names: Harwil
www.harwil.com/products/level-switches

MP Filtri USA, Inc. - Quakertown, PA
Manufacturer, Custom Manufacturer
ISO 9001:2000 certified manufacturer & designer of hydraulic filters, elements & accessories including liquid level float & differential pressures switches. Reservoir accessories include magnetic & temperature probes, filler plugs complete with breather, filler plugs with pressure valves, filling & drain plugs.
www.mpfiltriusa.com/filter_accessories.htm

Cannon Water Technology, Inc. - Granite Bay, CA
Distributor, Service Company
Distributor of corrosion resistant wireless tank switches for flow & liquid level measurement & detection.
www.cannonwater.com/Products/flowline_level...

MSC Industrial Supply Co. - Melville, NY
Distributor, Custom Manufacturer
Supplier of 450,000 products from 2,500 mfrs.: cutting/machine/hand/power tools, MRO supplies, abrasives, fasteners, precision instruments, machinery, electrical supplies, safety equipment, HVAC, welding, hose, tubing, fittings, material handling, pumps, power transmission, janitorial; same day shipping
www.mscdirect.com

Ryan Herco Flow Solutions - Locations
Distributor
Worldwide distributor of liquid level switches. Products include interstitial liquid level switches. Specifications include temperature ranging up to 105 degrees & pressure ranging up to 15 PSI. Markets served include water, health, electronics, chemicals & waste. ISO 9000 compliant.
Brand Names: Erecta Switch, Madison Electric, PTFE
webcat.rhfs.com/categorylist.aspx?catID=F47...

John C. Ernst Co., Inc. - Sparta, NJ
Distributor, Manufacturer
Manufacturer of tank liquid level switches. Types of liquid level switches include side mounted float level switches, vertically mounted float level switches & proximity switches. Vertically mounted float level switches are available in 1/8 in. & 1/4 in. NPT connector sizes, float dia. from 1 in. to 2-1/8 in., pressure ratings from 15 psig to 1000 psig. & maximum temperatures from 150 degrees F to 300 degrees F.
www.johnernst.com/switches_flow_level_p52.h...

Oil-Rite Corporation - Manitowoc, WI
Manufacturer, Custom Manufacturer
Manufacturer of single stage liquid level safety switches. Specifications include 125 psi & 200 psi pressure & 170 degrees F & 220 degrees F temperature. Switches are available with open & closed contacts, aluminum alloy plates, acrylic float chambers, stainless steel floats & Buna-N gaskets. Switches are suitable for monitoring liquid level in unattended automated plants, bearings, gear cases, transformers, circuit breakers, oil tanks & cutting oil reservoirs. Made in USA.
Brand Names: Oil-Rite
lubrication-equipment.oilrite.com/viewitems...

Liquid Level Switches Products
	Single Stage Liquid Level Switches Single Stage Relay Two Stage Relays More

M & M Control - Antioch, IL
Distributor, Manufacturer, Custom Manufacturer, Service Company
Distributor of a wide variety of electronic, pneumatic & self-actuated valves & controls for process & HVAC applications including controllers, regulators, gages, meters, sensors & valves for temperature, flow & pressure.
Brand Names: Ashcroft, Babbitt, Barber Coleman, Barber-Colman, Dwyer, Hedland, Honeywell, Johnson Controls, Lake...
www.mmcontrol.com/Control_instrumentation.p...

Zoeller Pump Co., Inc. - Louisville, KY
Manufacturer, Custom Manufacturer
Pump manufacturer carrying a variety of accessories including two liquid level switch types. The first is a variable level control switch constructed of durable PVC plastic encasing the variable level switch. It is rated at 5 Amp. 115 or 230V, with a maximum operating temperature of 130 degrees F. This switch is normally open when hanging vertically above liquid level, & closes when it reaches a few degrees above the horizontal position. The second is a piggyback variable level float switch which is similar to the first but can be used as a control switch to operate an external magnetic or combination starter on three phase pumps or convert a nonautomatic pump to an automatic pump.
www.zoellerpumps.com/ProductBenefit.aspx?Pr...

IFM Efector, Inc. - Exton, PA
Distributor, Manufacturer, Custom Manufacturer
ISO 9001:2008 certified manufacturer of liquid level tank sensors including switches. Types include submersible pressure & optical sensors. Available with relay, switching & analog outputs, AC & DC power supplies, pushbutton setups, potentiometer adjustments & polypropylene housings. Applications include industrial automation, sanitary & hazardous environment. C-TPAT certified. On-time delivery.
www.ifm.com/ifmus/web/pmain040_040_010.htm

Waage Electric, Inc. - Kenilworth, NJ
Manufacturer, Custom Manufacturer
Manufacturer of liquid level switches with safety high temperature shutoff for electric heating equipment, wax & soft metal melting system products. Available either in the bimetal or hydraulic type, with accessories including needle dispensing valves, ball valves, stands, & legs. Applications include industrial, commercial, & laboratory.
Brand Names: Waage
waage.thomasnet.com/

Rice Lake Weighing Systems - Rice Lake, WI
Distributor, Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2000 & ISO/IEC 17025:1999 certified manufacturer & distributor of switches including flow switches & liquid level switches. Services include prototyping, precision turning & milling, machining of castings & forgings, replacement part designing & machining, finishing processes, statistical process control & documentation. & concurrent engineering. Industries served include agriculture, bulk construction materials & processing, chemical, food & beverage processing, forestry, pulp & paper, manufacturing, packaging, material handling, pharmaceuticals, life sciences, retail, supply chain, transportation, logistics & waste. Same & next day delivery available.
www.ricelake.com/product.aspx?CatID=1119

E-Motion, Inc. - Eugene, OR
Distributor, Manufacturer
Distributor of tank liquid level switches including sensors. Types also include rocker, toggle, reversing and momentary rocker, magnetic cylinder, plug in, programmable and vacuum or pressure switches.
www.e-motioninc.com/Articles.asp?ID=159

Diversified Controls, Inc. - Suwanee, GA
Distributor
Distributor of liquid level switches & temperature switches. Liquid level & temperature switches are used for control & monitoring of process packages, engines, compressors & pumps in oil & gas, rail, marine, power generation & industrial markets. Other products such as bearing temperature detectors, metal particle detectors, fuel control valves, temperature control valves, sensors, engine shut-down devices, pneumatic panel components & valve accessories are also available.
Brand Names: AMOT
www.dvccon.com/amo-controls.html

Hartell Pumps - Ivyland, PA
Manufacturer, Custom Manufacturer
Custom manufacturer of pumping unit switches to control liquid level. Switches are available in various models in 1 lb. weight.
catalog.hartell.com/viewitems/parts-accesso...

Liquid Level Switches Products
	Replacement Switches Drain Pan Safety Switches

Sierra Instruments - Monterey, CA
Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2008 certified designer & manufacturer of standard & custom corrosion resistant liquid level switches. Specifications of liquid level switches include 0.5 seconds to 1 second response time, -100 degrees F to +390 degrees F operating temperature, working pressure up to 3,000 psia, 115/230 VAC or 24 VDC input power supply at 50/60 Hz frequency & 250 VAC output power supply at 5 A current. CSA, CE & CENELEC certified. Meets ANSI/NEMA 250 & ANSI/IEC 60529 standards. FM & CRN approved. RoHS compliant. One year warranty.
Brand Names: Sierra
www.sierrainstruments.com/products/LS420.ht...

Endress+Hauser - Greenwood, IN
Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2000/IEC17025 certified custom manufacturer of modular construction limit switches used for measuring liquid level in tanks. Limit switches are available in 45 mm x 110 mm x 112 mm dimension with 4 digit bargraph displays, 536 degrees F temperature & 928 psi pressure, 20/250 VAC auxiliary power supply, 2-changeover contact relay output & 3 key operations. Features of switches include front end settings, three push buttons, LCD displays for alarm set points & bargraph, loop power supply for connected sensors & two relays for set point monitoring. Switches are suitable for plant & machine construction, panel builders, process control & monitoring applications.
www.us.endress.com/eh/sc/america/us/en/home...

Banner Engineering Corp. - Minneapolis, MN
Manufacturer, Custom Manufacturer
Manufacturer of liquid level switches & transmitters to monitor the level of liquid in large tanks by sending continuous signal that represents the current depth. Liquid level monitors detect fluid level & signal when to pump out excess liquid or pump in additional liquid. Features include 10 VDC to 30 VDC supply voltage with selectable 4 mA to 20 mA or 0 VDC to 10 VDC analog output & sensing range of up to 8 m.
Brand Names: U-GAGE
www.bannerengineering.com/en-US/products

Intek, Inc. - Westerville, OH
Manufacturer
ISO 9001: 2008 certified manufacturer of flow switches for single point liquid level detection. Inserted top, bottom, or various tank levels. No moving parts. 316 stainless steel construction. Reliable, maintenance-free protection. ISO 9001:2000.
Brand Names: Rheotherm
www.intekflow.com/products/rheotherm-flow-i...

Norgren Inc. - Littleton, CO
Manufacturer
Manufacturer of liquid level hydraulic pressure switches. Features include adjustable set points, gold-plated contacts and vibration resistance. Accessories include adapters and swivel elbows. Stock items are also available. UL and CSA approved.
Brand Names: Herion, Norgren
store.norgren.com/us/en/list/actuators/swit...