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HARWIL

Harwil has manufactured low-cost, highly-reliable flow and level switches for over 50 years. - Flow, Liquid Level switches

Products, Flow Switches, Level Switches, Chemical Feed And Pump Controllers, Wireless Switch With 1000 Foot Range, Harwil Catalog, & more.

DATASHEET PDF or ZIP
Harwil-Catalog-10-11-16 - Downloads/Data Sheets Harwil-Catalog-10-11-16 : Catalog (PDF)
L-5 - L-5, L-5SS - Downloads/Data Sheets L-5 : L-5, L-5SS (PDF)
1.-2016-Harwil-Line-Card - Line Card - Downloads/Data Sheets 1.-2016-Harwil-Line-Card : Line Card (PDF)
L-8 - L-8N, L-8CR - Downloads/Data Sheets L-8 : L-8N, L-8CR (PDF)
L-21 - L-21N, L-21VCR, L21 PLUS - Downloads/Data Sheets L-21 : L-21N, L-21VCR, L21 PLUS (PDF)
Q-1 - Downloads/Data Sheets Q-1 : Downloads/Data Sheets (PDF)
L-30 - L-30N, L-30R - Downloads/Data Sheets L-30 : L-30N, L-30R (PDF)
Q-4 - Downloads/Data Sheets Q-4 : Downloads/Data Sheets (PDF)
L-40-1 - L-40N, L-40VCR - Downloads/Data Sheets L-40-1 : L-40N, L-40VCR (PDF)
Q-5 - Q-5 and Q-5SS - Downloads/Data Sheets Q-5 : Q-5 and Q-5SS (PDF)
Q-8 - Q-8N and Q-8CR - Downloads/Data Sheets Q-8 : Q-8N and Q-8CR (PDF)
Q12-Installation-2 - Model Q-12 - Link To PDF Of Model Q-12 - Installation Instructions Q12-Installation-2 : Model Q-12 (PDF)
CF-8 - Downloads/Data Sheets CF-8 : Downloads/Data Sheets (PDF)
Q10-Installation-1 - MODEL Q-10N - Link To PDF Of MODEL Q-10N - Installation Instructions Q10-Installation-1 : MODEL Q-10N (PDF)
Q-8DS - Q-8DS and QD-8DS - Downloads/Data Sheets Q-8DS : Q-8DS and QD-8DS (PDF)
Q8-Installation - Model Q-8 - Link To PDF Of Model Q-8 - Installation Instructions Q8-Installation : Model Q-8 (PDF)
CF-12 - Downloads/Data Sheets CF-12 : Downloads/Data Sheets (PDF)
Q8DS-Installation-1 - MODEL Q-8DS - Link To PDF Of MODEL Q-8DS - Installation Instructions Q8DS-Installation-1 : MODEL Q-8DS (PDF)
Q-10 - Q-10N And Q-10VCR - Downloads/Data Sheets Q-10 : Q-10N and Q-10VCR (PDF)
Q5-Installation - MODEL Q-5 - Link To PDF Of MODEL Q-5 - Installation Instructions Q5-Installation : MODEL Q-5 (PDF)
CF-112 - Downloads/Data Sheets CF-112 : Downloads/Data Sheets (PDF)
Q1-Installation - MODEL Q-1 - Link To PDF Of MODEL Q-1 - Installation Instructions Q1-Installation : MODEL Q-1 (PDF)
Q-12-1 - Q-12N, Q-12DS & Q-12VCR - Downloads/Data Sheets Q-12-1 : Q-12N, Q-12DS & Q-12VCR (PDF)
Q4-Installation - MODEL Q-4E - Link To PDF Of MODEL Q-4E - Installation Instructions Q4-Installation : MODEL Q-4E (PDF)
LC-1 - Downloads/Data Sheets LC-1 : Downloads/Data Sheets (PDF)
Q16-Installation - MODEL Q-16 - Link To PDF Of MODEL Q-16 - Installation Instructions Q16-Installation : MODEL Q-16 (PDF)
Q-15 - Downloads/Data Sheets Q-15 : Downloads/Data Sheets (PDF)
L40-Installation - L-40N - Link To PDF Of L-40N - Installation Instructions L40-Installation : L-40N (PDF)
SDC-101 - Downloads/Data Sheets SDC-101 : Downloads/Data Sheets (PDF)
L21-Installation - L-21N - Link To PDF Of L-21N - Installation Instructions L21-Installation : L-21N (PDF)
Q-16 - Downloads/Data Sheets Q-16 : Downloads/Data Sheets (PDF)
L-30N - Link To PDF Of L-30N - Installation Instructions L30-N R CR-INSTALLATION-INSTRUCTIONS : L-30N (PDF)
Chemical Resistance Of Pump Materials - Compatibility Charts Chemical-Resistance-Chart Update-9-12 : Chemical Resistance of Pump Materials (PDF)
Wireless-Switch-Controllers - Wireless Switch Controller - Downloads/Data Sheets Wireless-Switch-Controllers : Wireless Switch Controller (PDF)
L8-Installation-1 - L-8N - Link To PDF Of L-8N - Installation Instructions L8-Installation-1 : L-8N (PDF)
L5-Installation - L-5N - Link To PDF Of L-5N - Installation Instructions L5-Installation : L-5N (PDF)
LC1 Installation Instructions - MODEL LC-1 (Tank Level Control) - Link To PDF Of MODEL LC-1 (Tank Level Control) LC1 Installation Instructions : MODEL LC-1 (Tank Level Control) (PDF)
Install-Wireless - Pump-Down Wireless - Link To PDF Of Pump-Up / Pump-Down Wireless - Installation Instructions Install-Wireless : Pump-Down Wireless (PDF)
6-Plastic-Resins - Chemical Resistance Of Plastic Resins - Compatibility Charts 6-Plastic-Resins : Chemical Resistance of Plastic Resins (PDF)
Q12-Installation-3 - MODEL QT-12 - Link To PDF Of MODEL QT-12 - Installation Instructions Q12-Installation-3 : MODEL QT-12 (PDF)
Elastomers - Chemical Resistance Of Various Elastomers - Compatibility Charts Elastomers : Chemical Resistance of Various Elastomers (PDF)
L40-Installation-N R VCR - MODEL LT-40 - Link To PDF Of MODEL LT-40 - Installation Instructions L40-Installation-N R VCR : MODEL LT-40 (PDF)
L40-Installation - Installation Instructions - L-40N L40-Installation : Installation Instructions (PDF)
L-40-1 - L-40N L-40-1 : L-40N (PDF)
Chemical Resistance Chart - L-40N Chemical-Resistance-Chart Update-9-12 : Chemical Resistance Chart (PDF)
CF112-CF8-CF12-Installation4 - Installation Instructions CF112-CF8-CF12-Installation4 : Installation Instructions (PDF)
CF-112 CF-112 (PDF)
CF112-CF8-CF12-Installation3 - Installation Instructions CF112-CF8-CF12-Installation3 : Installation Instructions (PDF)
CF-12 CF-12 (PDF)
Installation Instructions Q16 Installation Instructions Q16 : Installation Instructions (PDF)
Q-16 Q-16 (PDF)
Installation Instructions Q4 Installation Instructions Q4 : Installation Instructions (PDF)
Q-4 Q-4 (PDF)
Installation Instructions Q1 Installation Instructions Q1 : Installation Instructions (PDF)
Q-1 Q-1 (PDF)
Installation Instructions Q5 Installation Instructions Q5 : Installation Instructions (PDF)
Q-5 Q-5 (PDF)
Q8DS-Installation - Installation Instructions Q8DS-Installation : Installation Instructions (PDF)
Q-8DS Q-8DS (PDF)
Q-15 Q-15 (PDF)
Q8-Installation - Installation Instructions – Q-8N Q8-Installation : Installation Instructions – Q-8N (PDF)
Q8CR-Installation - Installation Instructions – Q-8CR Q8CR-Installation : Installation Instructions – Q-8CR (PDF)
Q-8 Q-8 (PDF)
Q10-Installation - Installation Instructions Q10-Installation : Installation Instructions (PDF)
Q-10 Q-10 (PDF)
Q12-Installation - Installation Instructions Q12-Installation : Installation Instructions (PDF)
Q-12 Q-12 (PDF)
Install-Q5SS - Installation Instructions Install-Q5SS : Installation Instructions (PDF)
Installation Instructions L5 Installation Instructions L5 : Installation Instructions (PDF)
L-5 L-5 (PDF)
L8-Installation - Installation Instructions L8-Installation : Installation Instructions (PDF)
L-8 L-8 (PDF)
L21-Installation-N VCR - Installation Instructions L21-Installation-N VCR : Installation Instructions (PDF)
L-21 L-21 (PDF)
Installation Instructions L30 Installation Instructions L30 : Installation Instructions (PDF)
L-30 L-30 (PDF)
Installation Instructions L40 Installation Instructions L40 : Installation Instructions (PDF)
L-40 L-40 (PDF)
Q12-Installation-2 - Installation Instructions - Model Q-12 Permanent Link To Model Q-12 Q12-Installation-2 : Installation Instructions (PDF)
Q-12-1 - Model Q-12 Permanent Link To Model Q-12 Q-12-1 : Model Q-12 Permanent Link to Model Q-12 (PDF)
Chemical Resistance Chart - Model Q-12 Permanent Link To Model Q-12 Chemical-Resistance-Chart Update-9-12 : Chemical Resistance Chart (PDF)
Q10-Installation-1 - Installation Instructions - MODEL Q-10N Permanent Link To MODEL Q-10N Q10-Installation-1 : Installation Instructions (PDF)
Q-10 - MODEL Q-10N Permanent Link To MODEL Q-10N Q-10 : MODEL Q-10N Permanent Link to MODEL Q-10N (PDF)
Chemical Resistance Chart - MODEL Q-10N Permanent Link To MODEL Q-10N Chemical-Resistance-Chart Update-9-12 : Chemical Resistance Chart (PDF)
Q8-Installation - Installation Instructions - Model Q-8 Permanent Link To Model Q-8 Q8-Installation : Installation Instructions (PDF)
Q-8 - Model Q-8 Permanent Link To Model Q-8 Q-8 : Model Q-8 Permanent Link to Model Q-8 (PDF)
Chemical Resistance Chart - Model Q-8 Permanent Link To Model Q-8 Chemical-Resistance-Chart Update-9-12 : Chemical Resistance Chart (PDF)
Q8DS-Installation-1 - Installation Instructions - MODEL Q-8DS Permanent Link To MODEL Q-8DS Q8DS-Installation-1 : Installation Instructions (PDF)
Q-8DS - MODEL Q-8DS Permanent Link To MODEL Q-8DS Q-8DS : MODEL Q-8DS Permanent Link to MODEL Q-8DS (PDF)
Chemical Resistance Chart - MODEL Q-8DS Permanent Link To MODEL Q-8DS Chemical-Resistance-Chart Update-9-12 : Chemical Resistance Chart (PDF)
Q5-Installation - Installation Instructions - MODEL Q-5 Permanent Link To MODEL Q-5 Q5-Installation : Installation Instructions (PDF)
Q-5 - MODEL Q-5 Permanent Link To MODEL Q-5 Q-5 : MODEL Q-5 Permanent Link to MODEL Q-5 (PDF)
Q1-Installation - Installation Instructions - MODEL Q-1 Permanent Link To MODEL Q-1 Q1-Installation : Installation Instructions (PDF)
Q-1 - MODEL Q-1 Permanent Link To MODEL Q-1 Q-1 : MODEL Q-1 Permanent Link to MODEL Q-1 (PDF)
Q4-Installation - Installation Instructions - MODEL Q-4E Permanent Link To MODEL Q-4E Q4-Installation : Installation Instructions (PDF)
Q-4 - MODEL Q-4E Permanent Link To MODEL Q-4E Q-4 : MODEL Q-4E Permanent Link to MODEL Q-4E (PDF)
Q16-Installation - Installation Instructions - MODEL Q-16 Permanent Link To MODEL Q-16 Q16-Installation : Installation Instructions (PDF)
Q-16 - MODEL Q-16 Permanent Link To MODEL Q-16 Q-16 : MODEL Q-16 Permanent Link to MODEL Q-16 (PDF)
L21-Installation - Installation Instructions - L-21N Permanent Link To L-21N L21-Installation : Installation Instructions (PDF)
L-21 - L-21N Permanent Link To L-21N L-21 : L-21N Permanent Link to L-21N (PDF)
Chemical Resistance Chart - L-21N Permanent Link To L-21N Chemical-Resistance-Chart Update-9-12 : Chemical Resistance Chart (PDF)
Installation Instructions - L-30N Permanent Link To L-30N L30-N R CR-INSTALLATION-INSTRUCTIONS : Installation Instructions (PDF)
L-30 - L-30N Permanent Link To L-30N L-30 : L-30N Permanent Link to L-30N (PDF)
Chemical Resistance Chart - L-30N Permanent Link To L-30N Chemical-Resistance-Chart Update-9-12 : Chemical Resistance Chart (PDF)
L8-Installation-1 - Installation Instructions - L-8N Permanent Link To L-8N L8-Installation-1 : Installation Instructions (PDF)
L-8 - L-8N Permanent Link To L-8N L-8 : L-8N Permanent Link to L-8N (PDF)
Chemical Resistance Chart - L-8N Permanent Link To L-8N Chemical-Resistance-Chart Update-9-12 : Chemical Resistance Chart (PDF)
L5-Installation - Installation Instructions - L-5N Permanent Link To L-5N L5-Installation : Installation Instructions (PDF)
L-5 - L-5N Permanent Link To L-5N L-5 : L-5N Permanent Link to L-5N (PDF)
LC1 Installation Instructions - MODEL LC-1 (Tank Level Control) Permanent Link To MODEL LC-1 (Tank Level Control) LC1 Installation Instructions : Installation Instructions (PDF)
LC-1 - MODEL LC-1 (Tank Level Control) Permanent Link To MODEL LC-1 (Tank Level Control) LC-1 : MODEL LC-1 (Tank Level Control) Permanent Link to MODEL LC-1 (Tank Level Control) (PDF)
Install-Wireless - Installation Instructions - Pump-Up / Pump-Down Wireless Permanent Link To Pump-Up / Pump-Down Wireless Install-Wireless : Installation Instructions (PDF)
Wireless-Switch-Controllers - Pump-Up / Pump-Down Wireless Permanent Link To Pump-Up / Pump-Down Wireless Wireless-Switch-Controllers : Pump-Up / Pump-Down Wireless Permanent Link to Pump-Up / Pump-Down Wireless (PDF)
Q12-Installation-3 - Installation Instructions - MODEL QT-12 Permanent Link To MODEL QT-12 Q12-Installation-3 : Installation Instructions (PDF)
Q-12 - MODEL QT-12 Permanent Link To MODEL QT-12 Q-12 : MODEL QT-12 Permanent Link to MODEL QT-12 (PDF)
L40-Installation-N R VCR - Installation Instructions - MODEL LT-40 Permanent Link To MODEL LT-40 L40-Installation-N R VCR : Installation Instructions (PDF)
L-40 - MODEL LT-40 Permanent Link To MODEL LT-40 L-40 : MODEL LT-40 Permanent Link to MODEL LT-40 (PDF)
L21-Installation - Installation Instructions - [Show Slideshow] L21-Installation : Installation Instructions (PDF)
L-21 - [Show Slideshow] L-21 : [Show slideshow] (PDF)
Chemical Resistance Chart - [Show Slideshow] Chemical-Resistance-Chart Update-9-12 : Chemical Resistance Chart (PDF)
Installation Instructions - [Show Slideshow] L30-N R CR-INSTALLATION-INSTRUCTIONS : Installation Instructions (PDF)
L-30 - [Show Slideshow] L-30 : [Show slideshow] (PDF)
L8-Installation-1 - Installation Instructions - [Show Slideshow] L8-Installation-1 : Installation Instructions (PDF)
L-8 - [Show Slideshow] L-8 : [Show slideshow] (PDF)
L5-Installation - Installation Instructions - [Show Slideshow] L5-Installation : Installation Instructions (PDF)
L-5 - [Show Slideshow] L-5 : [Show slideshow] (PDF)
Q12-Installation-3 - Installation Instructions - [Show Slideshow] Q12-Installation-3 : Installation Instructions (PDF)
Q-12 - [Show Slideshow] Q-12 : [Show slideshow] (PDF)
L40-Installation-N R VCR - Installation Instructions - [Show Slideshow] L40-Installation-N R VCR : Installation Instructions (PDF)
L-40 - [Show Slideshow] L-40 : [Show slideshow] (PDF)
L40-Installation-N R VCR - Installation Instructions L40-Installation-N R VCR : Installation Instructions (PDF)
L-40 L-40 (PDF)
L21-Installation - Installation Instructions L21-Installation : Installation Instructions (PDF)
L-21 L-21 (PDF)
Chemical Resistance Chart Chemical-Resistance-Chart Update-9-12 : Chemical Resistance Chart (PDF)
CF-8 CF-8 (PDF)
Install-LC1 - Installation Instructions Install-LC1 : Installation Instructions (PDF)
LC-1 LC-1 (PDF)
SDC-101 SDC-101 (PDF)
Installation Instructions L30-N R CR-INSTALLATION-INSTRUCTIONS : Installation Instructions (PDF)
L-30 L-30 (PDF)
L8-Installation-1 - Installation Instructions L8-Installation-1 : Installation Instructions (PDF)
L-8 L-8 (PDF)
L5-Installation - Installation Instructions L5-Installation : Installation Instructions (PDF)
L-5 L-5 (PDF)
Q12-Installation-3 - Installation Instructions Q12-Installation-3 : Installation Instructions (PDF)
Q-12 Q-12 (PDF)

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