✔ 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: Are there free trial or sample giveaway activities?
A: We regularly organize free trials or sample giveaways. You can stay informed about these activities and apply to participate by following our official announcements, emails, or social media channels.
- Q: What payment methods do you accept?
A: We accept various payment methods, including major credit cards (Visa, Mastercard, American Express), debit cards, and digital payment platforms such as PayPal, Apple Pay, and Google Pay. The available payment methods will be displayed during the checkout process.
- Q: Do you have a mobile app for easier shopping?
A: We currently do not support it, but we have a Progressive Web App (PWA) and a well-adapted mobile version of our website. Additionally, we are in the process of developing a mobile application for iOS and Android devices. Our mobile app will provide a convenient and user-friendly shopping experience, including personalized recommendations, easy navigation, and order tracking features.
Reviews
- W
William Phifer
Mar 11, 2026
Omega Flowmeter FL-3663CI'm unstoppable.HelpfulUnhelpful - J
Jim Barbour
Oct 13, 2025
Omega Flowmeter FL-3663CFantastic value for the price, highly recommend.HelpfulUnhelpful - E
Edward O'Boyle
Apr 24, 2025
Omega Flowmeter FL-3663Chere's a min. of 25 charactersHelpfulUnhelpful - A
Andrea McAdoo
Aug 11, 2023
Omega Flowmeter FL-3663CUnbeatable delivery speed, thank you!HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Omega Flowmeter FL-3663CAll was ok! No problems whatsoever.HelpfulUnhelpful
Omega Flowmeter FL-3663C
✔ 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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