✔ In Stock (Can ship in 5-7 days)

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12 Months Warranty for New Products
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Accuracy: ±2% full scale (±5% FS on FL3607/3707 and FL3845/3945 models)
Repeatability: ±0.25% full scale
Connections: 1/8 FNPT, horizontal
Flow Tube: Borosilicate glass
End Fittings: Anodized aluminum or 316 SS
Side Panels: Aluminum
Valve Orifice: Polyacetal for aluminum models, Kel-F in 316 SS models
O-Rings and Packings: Buna in aluminum models, FKM in 316 SS models
Packings: FKM
Float Stops: PTFE
Max Temperature: 121°C (250°F)
Max Pressure: 200 psig (13.8 bar)
Ask questions
(0/1,200)
- Q: Can I save items for later?
A: Yes, you can save the items you wish to purchase later in the shopping cart. This way, when you are ready to proceed with the order, you can easily find them.
- 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.
- Q: How to apply for an extended warranty on a product?
A: Applying for an extended warranty is simple. During the purchasing process, you can choose to extend the warranty period for eligible products. Just select the desired warranty period, and it will be added to your purchase.
Reviews
- B
BASHAR AL KADAH
Jan 17, 2026
Omega Flowmeter FL-3945STThat's amazing.HelpfulUnhelpful - A
Amaury Medina
Oct 10, 2024
Omega Flowmeter FL-3945STI really appreciate the availability of parts, it makes a huge difference to me.HelpfulUnhelpful - D
Daniel Barlow
Jan 27, 2024
Omega Flowmeter FL-3945STthe unit will work, would prefer land hand connectionsHelpfulUnhelpful - A
Anonymous
Jan 26, 2024
Omega Flowmeter FL-3945STI couldn't ask for more from okmarts.com - their prices were great and delivery was fast.HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Omega Flowmeter FL-3945STAll was ok! No problems whatsoever.HelpfulUnhelpful
Omega Flowmeter FL-3945ST
✔ 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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