✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
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: How can I track my order?
A: Once your order is shipped, you will receive a confirmation email with tracking information. You can use this information to track your order through the logistics provider's website.
- 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.
- Q: What should I do if a product is lost or damaged during shipping?
A: We purchase shipping insurance for every order to ensure the safety of the products during transportation. If the products are lost or damaged, please contact our customer service team promptly. We will assist you in resolving the issue and provide appropriate compensation.
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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