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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: How can I apply for a purchase invoice?
A: On the checkout page, you can select the option for an invoice and fill in the relevant invoice information. We will provide you with the corresponding invoice according to your request.
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A: We prioritize the security of your payment information and do not store sensitive payment details on our servers. However, you may have the option to securely save your payment information with trusted third-party payment processors for faster checkout on future orders.
- Q: Do you have a size conversion chart for international customers?
A: Yes, we provide size conversion charts for international customers on our website. These charts help you convert sizes between different measurement systems, ensuring you select the appropriate size for your region. They can usually be found in the product description or on the size guide page.
Reviews
- D
Daniel Spalletta
Oct 28, 2025
Dwyer Flowmeter RSF121VI decided to call and confirm the number of items related to that part number.HelpfulUnhelpful - E
Eddie Horn
Oct 04, 2025
Dwyer Flowmeter RSF121VA breeze!HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Dwyer Flowmeter RSF121VAll was ok! No problems whatsoever.HelpfulUnhelpful
Dwyer Flowmeter RSF121V
✔ 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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