Product Description
3–25 LPM Air Acrylic Flowmeter with Stainless Steel Valve – Visi-Float® VFA-25-SSV
The Series VF Visi-Float® VFA-25-SSV Flowmeter is engineered for precise low-range air-flow control in laboratory, medical, and industrial process systems. This model integrates a stainless-steel metering valve for corrosion resistance and fine manual adjustment while maintaining the Visi-Float® family’s signature clear acrylic body and long-term reliability.
Machined from solid acrylic blocks and fitted with hot-stamped direct-reading scales, the VFA-25-SSV provides dependable repeatability and fast visual confirmation in compact piping installations.
Flow Range, Accuracy & Operating Limits
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Air Flow Range: 3–25 LPM
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Scale Length: 2 in
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Accuracy: ±5% F.S. (VFA models)
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Service: Compatible gases & liquids
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Mounting Orientation: Vertical only
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Pressure / Temperature Limits:
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100 PSIG @ 150°F (no valve)
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100 PSIG @ 120°F (with valve)
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Construction & Wetted Materials
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Body: Clear acrylic
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O-Rings: Buna-N (fluoroelastomer optional)
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Metal Parts: Stainless steel
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Float: Stainless steel / glass / aluminum (range-dependent)
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Integrated Valve: Stainless steel metering valve
Process Connections & Mounting
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Connection: 1/8" Female NPT
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Mounting: Vertical orientation
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Pipe Support: Metal mounting inserts
Typical Applications
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Low-flow air regulation
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Medical instrumentation
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Laboratory systems
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Gas analyzers
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Pollution monitoring
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Chemical injection
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Cabinet purging
Why Choose the Visi-Float® VFA-25-SSV?
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Stainless valve for corrosive environments
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Low-range accuracy for fine control
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Direct-reading scale prevents conversions
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Clear acrylic body enables inspection
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Precision-machined bore ensures repeatability
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Compact panel footprint
Compliance & Approvals
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RoHS II compliant (EU Directive 2011/65/EU)
Shipping Information
Ships in 1–2 business days, subject to availability.
