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Wetted Materials:Body: Acrylic plastic; O-ring: Buna-N (fluoroelastomer available); Metal parts: Nickel plated brass standard, SS optional; Float: SS, black glass, aluminum, K monel depending on range.
Temperature & Pressure Limits:Without Valve: 100 psig (6.9 bar) @ 150°F (65°C); 150 psig (10 bar) @ 100°F (38°C); With Valve: 100 psig (6.9 bar) @ 120°F (48°C).
Accuracy:VFA = 5% of FS; VFB = 3% of FS.
Process Connection:1/8" female NPT. VFB ranges 85 and 86 have 1/4" NPT back connections or 3/8" NPT end connections. These ranges not available with brass valves.
Scale Length:VFB 4" typical length.
Mounting Orientation:Mount in vertical position.
Weight:VFB: 7.2 to 8.8 oz (.20 to .25 kg).
Ask questions
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- Q: Are there size restrictions for international shipping?
A: International shipping may have size and weight restrictions depending on the destination country and shipping carrier's policies. During the checkout process, the available shipping options and any size restrictions will be displayed based on the dimensions and weight of the items in your cart.
- Q: Can I request a price adjustment if the item I purchased goes on sale?
A: If the item you purchased goes on sale within a specified timeframe, you may be eligible for a price adjustment. Please contact our customer service with your order details and the sale information, and we will review your request based on our price adjustment policy.
- Q: Do you support global shipping?
A: Yes, we support worldwide shipping. No matter where you are located, we will make every effort to deliver the products to your doorstep.
Reviews
- T
Tammy CROTTY
Jan 08, 2026
Dwyer Flowmeter VFB-65-BVOrdered relays for my hot tub, they arrived on time and were exactly what I needed.HelpfulUnhelpful - J
Jocemar Abreu
Dec 14, 2025
Dwyer Flowmeter VFB-65-BVI'm excited to do business with you - can I get a tax exemption for all future purchases?HelpfulUnhelpful - A
Abid AlBabtain
Dec 14, 2023
Dwyer Flowmeter VFB-65-BVYou're a game-changer!HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Dwyer Flowmeter VFB-65-BVAll was ok! No problems whatsoever.HelpfulUnhelpful
Dwyer Flowmeter VFB-65-BV
✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
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