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Company Profile

Harwil Corp.

Harwil Corporation manufactures electro-mechanical fluid flow and liquid level switches and controls.  Harwil's flow switches are geared toward the chiller, scrubber, geothermal, water treatment, boiler, carpet cleaner, pool and spa industries.  Harwil's level switches provide industrial solutions for industries involving carpet cleaning machinery, water treatment, fluid handling, truck/automobile wash, etc.  In addition, Harwil's controllers are specifically designed to compliment their flow and level switch products.

Company Info

Website
harwil.com
Fax
805-988-6804x800
Address
CA

Entries

  • in Flow Sensors

    Harwil's Q-Series provides a variety of fluid flow switches. Materials include red brass, Hastelloy, 316 stainless steel, Noryl, and Fortron. These sensors are available in pipe sizes of 0.75" and greater, with electrical ratings from 15 amp 125/250 VAC, and temperature/pressure ratings up to 250 degrees Fahrenheit/300 psi. Products start with the Q-1, for flows from 0.12 to 8 GPM, up to the Q5SS, for flows from 10 to 102,000+ GPM.

  • in Liquid Flow Sensors

    Harwil Corp. offers Q Series fluid flow switches in the following configurations: Model Q-8N, Model Q-5, Model Q-12CR, Model Q-10VCR, and Model Q-1. These switches have flow rates ranging from 0.4 to 102,000 GPM, they come in pipe sizes ranging from 3/4" to 48", pressure ratings up to 300 PSI, and electrical ratings up to 250 VAC. These switches are constructed from the following wetted materials: Noryl, Fortron, Hastelloy C-276, 316 stainless steel, and red brass.

  • in Temperature Sensors

    Harwil offers temperature sensors with 1/2" NPT insertion thread, 1-8" pipe size, a flow range of 0.4 to 590 gallons per minute, a step plus trim blade adjustment and a noryl 316 stainless epoxy or Fortron PPS epoxy wetted surface, can work with contaminated or corrosive fluids, and operates at 200F or 180F, to a pressure of 250 or 200 PSI.