✔ In Stock (Can ship in 5-7 days)
 
  
  
  
  
  
  
  
  
  
  
  
 
- Online Support 24/7 
- 12 Months Warranty for New Products 
- 30 Days Money Back Guarantee 
Wetted Materials:Flowtube: Borosilicate glass; Float: Brass/SS models: 316 SS; PTFE models: PTFE; Float stops: Brass/SS models: 316 SS; PTFE models: PTFE; End fittings: Brass/SS models: Brass or 316 SS; PTFE models: PTFE; O-rings: Brass/SS models: Fluoroelastomer; PTFE models: PTFE.
Temperature Limits:250°F (121°C). PTFE models: 150°F (65°C).
Pressure Limits:150 psig (10.34 bar) @ 200°F (93°C); PTFE models: 100 psig (6.7 bar).
Accuracy:±7% FS.Repeatability:±0.25% FS.
Scale:Direct Reading 127 mm scales for air and water.
Turn-Down Ratio:10:1.
Connections:Two 3/8" female NPT.
Mounting:Vertical or panel mount.
Panel Cutout:Drill two 7/8" diameter holes 9.469" (240.5 mm) apart (for panel mount meters only).
Valve:6-turn needle (standard on models indicating "with valve").
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- Q: Can I request a specific delivery date for my order?A: While we strive to deliver orders promptly, specific delivery date requests may not always be possible due to logistics and carrier limitations. However, if you have a specific requirement or need expedited shipping, please contact our customer service, and we will do our best to assist you. 
- Q: What should I do if I forgot my password?A: If you forgot your password, click on the "Forgot Password" link on the login page. Follow the instructions to reset your password. 
- Q: Do you offer free shipping?A: We may offer free shipping on select products or as part of promotional campaigns. You can check the product details or promotions to see if free shipping is available. 
Reviews
- OOscar Machete May 17, 2025 Dwyer Flowmeter RSF021VGreat help!HelpfulUnhelpful
- JJack Mackert Feb 08, 2025 Dwyer Flowmeter RSF021VGreatly appreciated!HelpfulUnhelpful
- HHoward Britten Aug 29, 2024 Dwyer Flowmeter RSF021VI located what I was after. Really appreciate it!HelpfulUnhelpful
- MMarco Jasso May 22, 2024 Dwyer Flowmeter RSF021VHasta ahora, todo bien... Enviaron el motor eléctrico exacto que pedí para mi condensador de aire acondicionado. Espero que pueda sacarle algunos años al motor mientras planeo reemplazar mi sistema de aire acondicionado.HelpfulUnhelpful
- AAnonymous user Nov 25, 2022 Dwyer Flowmeter RSF021VAll was ok! No problems whatsoever.HelpfulUnhelpful
Dwyer Flowmeter RSF021V
✔ In Stock (Can ship in 5-7 days)
 
  
  
  
  
  
  
  
  
  
  
  
 
- Online Support 24/7 
- 12 Months Warranty for New Products 
- 30 Days Money Back Guarantee 
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