Dwy 1638 2 Diff Pressure Sw 1.0-3.0 Inch Wg buy online at trade prices  feedback | view cart | contact us | faq | home
MyTub - Plumbing, Parts and Spares, Drainage and Heating trade supply specialists
Shopping cart
You have no items
in your trolley.
SubTotal : £0.00

Contact MyTub for plumbing supplies 0844 556 1818


Plumbing Trade prices delivered to your door

Upto 60% off RRP
Thursday 28, May 2026
login / register
 
  Departments
Bathroom & Kitchen Bathroom & Kitchen Supplies
Heating System Supplies Heating System Supplies
Industrial Gas Controls Industrial Gas Controls
Aidelle Flue Dilution Fans Aidelle Flue Dilution Fans
Alcon Gas Solenoid Valves Alcon Gas Solenoid Valves
Black Automatic Gas Controls Black Automatic Gas Controls
Black Solenoid Valves Black Solenoid Valves
Bryan Donkin Gas Governors and Ball Valve Bryan Donkin Gas Governors and Ball Valve
Comark Ltd Comark Ltd
Danfoss Climate Controls and Stats Danfoss Climate Controls and Stats
Danfoss Ltd Danfoss Ltd
Danfoss Solenoid Valves Danfoss Solenoid Valves
Danfoss Thermostats and Switches Danfoss Thermostats and Switches
Dwyer Instruments Magnehelic Gauges Dwyer Instruments Magnehelic Gauges
First Trace Condensate Heater Kits First Trace Condensate Heater Kits
First Trace Heating Cable First Trace Heating Cable
Gas Interlock Systems And Accessories Gas Interlock Systems And Accessories
Heat Mat Hk Industrial Gas Controls Heat Mat Hk Industrial Gas Controls
Honeywell Commercial Valves Honeywell Commercial Valves
Honeywell Control Systems Honeywell Control Systems
Jeavons Engineering Gas Governors Jeavons Engineering Gas Governors
Johnson Controls Hydromotors and comm Valves Johnson Controls Hydromotors and comm Valves
Johnson Controls Ltd Johnson Controls Ltd
Johnson Gas Valves Johnson Gas Valves
Johnson Pressure Switches Johnson Pressure Switches
Kane International Combustion Test Equipment Kane International Combustion Test Equipment
Kromschroder Uk Ltd Kromschroder Uk Ltd
Sf Detection Co Detectors Sf Detection Co Detectors
Sperryn Gas Controls Sperryn Gas Controls
Westco Condensate Heater Kits Westco Condensate Heater Kits
Parts and Spares Parts and Spares Supplies
Drainage Above & Below Ground Drainage System Supplies
Air Conditioning & Refrigeration Supplies Air Conditioning & Refrigeration Supplies

  Manufactures
Manufactures Manufactures list

  Collections
collections Design collections
Home > > > > > >

Dwy 1638 2 Diff Pressure Sw 1.0-3.0 Inch Wg


Dwyer Instruments Magnehelic Gauges -  Dwy 1638 2 Diff Pressure Sw 1.0-3.0 Inch Wg

28% 28 percent off rrp

Department: Dwyer Instruments Magnehelic Gauges
  Dwy 1638 2 Diff Pressure Sw 1.0-3.0 Inch Wg
   
  DWYER 1638 2 DIFF PRESSURE SW 1.0-3.0 Inch WG Dwyers highest precision conventional large diaphragm pressure switch provides maximum dependability. In addition, it incorporates a visible set point indicator for maximum convenience. UL and CSA listed, FM approved for general service, these switches are suitable for most applications in air conditioning and industrial service. Electrical capability of 15 amps handles most small electrical loads.
Manufacture: Dwyer
Notes: CAUTION: FOR USE ONLY WITH AIR OR COMPATIBLE GASES.
Weight: Service: Air and non-combustible, compatible gases. Wetted Materials: Consult factory. Temperature Limits: -30 to 110°F (-34.4 to 43.3°C). Pressure Limits: 10 psig (68.95 kPa) continuous, 25 psig (172.4 kPa) surge. Switch Type: Single-pole double
Dwyer
Code#:
1638-2
MyTub Code#: 306034
PDF File: Download pdf brochure 0.21mb
 
rrp£520.27
save£146.32
inc vat(£448.74)

price£373.95

Free UK delivery
email for overseas delivery charges

Stock Check Dwy 1638 2 Diff Pressure Sw 1.0-3.0 Inch Wg check stock here..
   
 

Related Dwyer Instruments Magnehelic Gauges Products

Dwyer A101 3/4 Oz Bottle Red Gauge Fluid
Related item Dwyer A101 3/4 Oz Bottle Red Gauge Fluid
rrp£25.33
our price£18.20
Dwyer 2300 60 Pa Magnehelic 30-0-30 Pa
Related item Dwyer 2300 60 Pa Magnehelic 30-0-30 Pa
rrp£212.24
our price£152.55
Dwyer M480 Vane Type Vaneometer 0-2m/sec
Related item Dwyer M480 Vane Type Vaneometer 0-2m/sec
rrp£111.81
our price£80.36
Dwyer 460 Air Velocity Meter/press Kit
Related item Dwyer 460 Air Velocity Meter/press Kit
rrp£155.57
our price£111.81
Dwyer 2300 120 Pa Magnehelic 60-0-60 Pa
Related item Dwyer 2300 120 Pa Magnehelic 60-0-60 Pa
rrp£143.02
our price£102.29
Dwyer Ms-121 Pressure Transmitter
Related item Dwyer Ms-121 Pressure Transmitter
rrp£164.64
our price£118.34
Dwyer A331 1/8 Inch Nptm Filter Vent Plug
Related item Dwyer A331 1/8 Inch Nptm Filter Vent Plug
rrp£22.20
our price£15.46
Dwyer M460 Air Velocity Meter/press Kit
Related item Dwyer M460 Air Velocity Meter/press Kit
rrp£97.93
our price£69.10

Dwy 1638 2 Diff Pressure Sw 1.0-3.0 Inch Wg Delivered to your door

Shopping cart
Your Shopping Cart is Empty

Contract Pricing and Quantity Discounts available

  Recently viewed  
Dwy 1638 2 Diff Pressure Sw 1.0-3.0 Inch Wg dwy 1638 2 diff pressure sw 1.0-3.0 inch wg
£373.95
Dwy 1638 2 Diff Pressure Sw 1.0-3.0 Inch Wg dwy 1638 2 diff pressure sw 1.0-3.0 inch wg
£373.95
Dwy 1638 2 Diff Pressure Sw 1.0-3.0 Inch Wg dwy 1638 2 diff pressure sw 1.0-3.0 inch wg
£373.95
Dwy 1638 2 Diff Pressure Sw 1.0-3.0 Inch Wg dwy 1638 2 diff pressure sw 1.0-3.0 inch wg
£373.95
Dwy 1638 2 Diff Pressure Sw 1.0-3.0 Inch Wg dwy 1638 2 diff pressure sw 1.0-3.0 inch wg
£373.95

Feedback
Spoke to a very helpful gentleman who researched goods for me and phoned me back with information. A great service, thank you. Looking forward to recieving goods.
...Jo Ash
Product is fine, only issue was address on label was a neighbours 12 not 10 so delivery was delayed. Invoice address was correct.
...Steven Dodd
Happy with the service. Received the order today in first class condition.
...Martin Crockford
Valve arrived quickly. extremely good price in fact FIRST CLASS SERVICE
...Cedric Beeby
Part came on time. Service brilliant at half the price of other competitors. A big thanks.
...robert carmichael
Great service, quick delivery, thanks!
...Gillian Hodgson
Many thanks for giving this order a push after my earlier email! It was delivered safe and sound this morning. A good service! Regards, John Saliot
...John Saliot
I order from MyTub Ltd at least a few times a year. The website couldnt be simpler to use and my order is always delivered to me without any problems or delay. I have never had cause to complain about any of the products that MyTub Ltd supply. Thank you.
...Lisa Smith - Bircham Dyson Bell
The order was delivered in order. Thank you for your cooperation.
...Vlastimil Kalmus
Great price and received the following day, will use again!
...Michael Downes - Bower and Child Ltd

Why choose MyTub Limited for dwy 1638 2 diff pressure sw 1.0-3.0 inch wg 1638-2?

  • Fast deliveries
  • Nationwide UK distribution delivery network
  • Local pickup if required
  • Professional Human Service
  • Pre sales tech advice
  • Second to none after sales service
  • This dwy 1638 2 diff pressure sw 1.0-3.0 inch wg 1638-2 is a genuine branded product
  • Worldwide export if required
  • Read what the experts, our customers have to say above.

Price Match Guaranteed

MyTub ltd Plumbing Supplies  
      VAT relief for disabled people MyTub is a member of the British Chambers of Commerce  
Major credit cards accepted
Verified by VISA  
MasterCard SecureCode
MyTub Ltd
61 Victoria Terrace
Whitley Bay
Tyne & Wear
NE26 2QN
Company No. 06352542
VAT number: 917634607
Telephone 0844 5561818 calls are charged at 7p per minute PLUS your telephone network will charge you which can be significant.
Copyright 2007 - 2026 © MyTub Ltd
Dwyer Heating
Dwy 1638 2 Diff Pressure Sw 1.0-3.0 Inch Wg