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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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Reviews
- T
Timothy Warren
Jan 19, 2026
Dwyer Flowmeter RSF124VIf it’s on the shelf, that’s splendid!HelpfulUnhelpful - A
Anthony Shaw
Dec 13, 2025
Dwyer Flowmeter RSF124VSo insightful!HelpfulUnhelpful - M
Miranda Soto
Mar 12, 2024
Dwyer Flowmeter RSF124VThank you so much for allowing such an easy transaction and fast turn around shipping!HelpfulUnhelpful - E
Eduardo Salinas
Oct 24, 2023
Dwyer Flowmeter RSF124VAwesome!HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Dwyer Flowmeter RSF124VAll was ok! No problems whatsoever.HelpfulUnhelpful
Dwyer Flowmeter RSF124V
✔ 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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