FREE delivery on orders over €150
Product Specifications:
| Item | Vacuum Switch |
| Application | HVAC |
| Contact Form | SPDT |
| Electrical Connection | 3 Screw Type, Common, Normally Open, Normally Closed |
| Electrical Connection Type | Screw Terminals |
| Electrical Rating | 1/4 Hp @ 250V AC, 60 Hz, 1/8 Hp @ 125V AC, 15A @ 125/250/480V AC, 60 Hz Resistive |
| Enclosure Rating | NEMA 3, NEMA 7, NEMA 9 |
| For Pressure Type | Differential |
| Housing Material | Aluminum |
| Housing Type | NEMA-3 Enclosure |
| Includes | Drain Plug, O-Ring Seal Cover |
| Ip Rating | IP54 |
| Mounting Hole Center To Center Distance | 4 7/8" |
| Mounting Hole Diameter | 1/4" |
| Mounting Orientation | Vertical |
| Operating Temp. Range | -40°F to +140°F |
| Overall Depth | 3 1/2" |
| Overall Width | 5 7/16" |
| Power Requirement | 15A At 120-480V AC |
| Pressure Range | 4 in. wc to 20 in. wc |
| Pressure Set Point | 4 in. wc to 20 in. wc |
| Product Type | Differential Pressure Switch |
| Sample Line Connection Size | 1/8" |
| Sample Line Connection Type | NPT |
| Sample Line Connector Type | NPT |
| Switching Differential | 4 in. wc to 20 in. wc |
| Type Of Set Point | Adjustable |
Shipping Info:
| Ship weight (kg) | 1.46 |
| Ship height (cm) | 8.89 |
| Ship length (cm) | 8.89 |
| Ship width (cm) | 13.81 |
| Country of Origin | US |
Product Variants
| Product | Model | Operating Range | Connection Type | Approx Deadband Max. Set Point | Approx Deadband Min. Set Point | Ip Rating | Contact Form | Mounting Orientation | Enclosure Rating | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
1950-0-2F | 0.15 in. wc to 0.5 in. wc | FNPT | 0.15 | 0.1 | IP54 | SPDT | Vertical | NEMA 3, NEMA 7, NEMA 9 | €592.65 | |
![]() |
1950-10-2F | 3" to 11" | NPT | 0.5 | 0.4 | IP54 | SPDT | Vertical | NEMA 3, NEMA 7, NEMA 9 | €584.82 | |
![]() |
1950-5-2F | 1 2/5" to 5 1/2" | NPT | 0.4 | 0.3 | IP54 | SPDT | Vertical | NEMA 3, NEMA 7, NEMA 9 | €582.78 | |
![]() |
1950P-2-2F | 0.5 psi to 2 psi | NPT | 0.3 | 0.3 | IP54 | SPDT | Vertical | NEMA 3, NEMA 7, NEMA 9 | €619.25 | |
![]() |
1950P-15-2F | 3 psi to 15 psi | - | - | - | IP54 | SPDT | Vertical | NEMA 3, NEMA 7, NEMA 9 | €600.69 | |
![]() |
1950-00-2F | - | - | - | - | IP54 | SPDT | Vertical | NEMA 3, NEMA 7, NEMA 9 | €587.65 |
Explore Products
- DIXON CF400-14SS Ferrule, Crimp Style, 5.125 Inch I.D., 5-1/64 Inch to 5-4/64 Inch O.D.
- STARRETT C33HC-6-4R 56393 6 Inch Combination Square Set; 3 Piece
- VERMONT GAGE 921202220 Step Assembly, Class ZZ, Black Guard, Green
- JACKSON SAFETY 18446
- BOSTON GEAR G45 Drawn Pinion Wire, 32 Diametral Pitch, 14 1/2 Deg. Pressure Angle, 14 Teeth, Brass
- SEALMASTER ERX-12T XLO 705040 Insert Bearing, 3/4 Inch Bore, 5/8 Inch Outer Race Width, 1.85 Inch Out Dia
- TECHNIKS 18851-9/64 Collet, Round Face, 9/64 Inch Size
- EATON F2S10HPX FLAnge-Mounted Handle Mechanism, J-Frame, Nema 4/4X, 10 Ft
Popular Search Queries
- Dwyer-instruments Adps-03-2-n
- Dwyer-instruments V10
- Dwyer-instruments Dpga-00
- Dwyer-instruments 1950-5-2f
- Dwyer-instruments 1950-0-2f
- Dwyer-instruments Rhp-3d22
- Dwyer-instruments 2300-60pa
- Dwyer-instruments Rhp-2d22
- Dwyer-instruments 641-6-led
- Dwyer-instruments Rhp-2d11
- Dwyer-instruments 629-05-ch-p2-e5-s1
- Dwyer-instruments Mtl7706
Explore More
- KEYSHAFT
- TE-CO
- TOWNSTEEL
- LEGRAND
- ANTI-SEIZE
- Hex Drive Thread Inserts
- Shim Stock
- Carbon Steel Rod Stock
- Centrifugal Pump Accessories
- Lab Freeze Dryers
- SALISBURY Class 00 Electrical Insulating Rubber Gloves, 11 Inch, Yellow
- CHICAGO PNEUMATIC CP7763/CP7773 Series Impact Wrenches
- ACME ELECTRIC WI300 Series Medium Voltage Transformers, 3 Phase, 60Hz, 2.5kV & 5kV Class
- BRADY Pipe Marker, Mill Water
- BURNDY Long Barrel Copper Lugs
- REGAL Spiral Flute Taps, Bottom, HSS, Steam Oxide
- JAY R. SMITH MFG. CO Drains
- MACROMATIC TR-5 Series Non-Programmable Time Delay Relays
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
DWYER INSTRUMENTS 1950-20-2F Pressure And Vacuum Switch
€578.02 /unit


