Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
Fantini Cosmi Liquid flow controller FF81 - Switches & Thermostats
Fantini CosmiSwitches & Thermostats

Fantini Cosmi Liquid flow controller FF81

The Fantini Cosmi FF81 is a liquid flow controller featuring SPDT switching for HVAC and industrial fluid systems. It accommodates tube sizes from G1 to G4 with an AISI 301 stainless steel paddle and impact-resistant…

SKU 3G-CBM-03591

Brand
Fantini Cosmi
Item
Liquid flow controller FF81
Category
Switches & Thermostats
UNSPSC
39122229 — Temperature switch
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Fantini Cosmi
type
liquid flow controller
model
FF81
switch type
SPDT
paddle material
AISI 301 stainless steel
tube size range
G1 to G4
housing material
thermoplastic impact-resistant
protection class
2

Technical Documents

(1)
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Fantini Cosmi Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Fantini Cosmi FF81 is a liquid flow controller featuring SPDT switching for HVAC and industrial fluid systems. It accommodates tube sizes from G1 to G4 with an AISI 301 stainless steel paddle and impact-resistant thermoplastic housing, suitable for flow monitoring applications requiring reliable control.

Frequently Asked Questions

What is the Fantini Cosmi FF81 liquid flow controller used for?

The Fantini Cosmi FF81 is a liquid flow controller used to monitor and regulate liquid flow in piping systems, particularly for HVAC, burner control, pump protection, motorized valve signaling, and alarm applications in industrial fluid systems.

What are the specifications of the Fantini Cosmi FF81?

The FF81 features an SPDT microswitch, AISI 301 stainless steel paddle, impact-resistant thermoplastic housing, protection class 2, and accommodates tube sizes from G1 to G4. Electrical ratings include 10A continuous current and 380V insulation voltage.

Where to buy the Fantini Cosmi FF81 in Singapore?

3G Electric supplies the Fantini Cosmi FF81 liquid flow controller to Singapore. We handle sourcing, logistics, customs clearance, and local delivery, providing technical support for HVAC and industrial applications.

How to install the Fantini Cosmi FF81 liquid flow controller?

Install the FF81 on a horizontal pipe, away from elbows, valves, or irregular flow. The flexible paddle actuates the SPDT switch as flow changes. Use the calibration screw to adjust the set point. Ensure electrical connections follow the wiring diagram.

Used in

Common applications for Fantini Cosmi
HVAC systems — Fantini Cosmi B12ANY pressure switch for negative pressure monitoring in ventilation ducts
Steam generation — B12MN pressure switch with manual reset for steam boiler safety circuits
Pneumatic control — B01A pressure switch for air pressure monitoring in industrial automation
Hydraulic systems — B12BNY pressure switch with metallic diaphragm for hydraulic pressure sensing
Water treatment — B12ERNY pressure switch for high-pressure filtration and reverse osmosis units
Process control — B01B pressure switch for monitoring inert gas pressures in chemical plants
Not sure this is the right part? Photo-identify it

Fantini Cosmi Products

3G Electric supplies Fantini Cosmi switches & thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Liquid flow controller FF84
Fantini Cosmi
Liquid flow controller FF84
Liquid flow controller FF91P
Fantini Cosmi
Liquid flow controller FF91P
Fantini Cosmi
Fantini Cosmi
Transparent siphon
Fantini Cosmi
Fantini Cosmi
Stainless steel float EAD01
Three-pole float switch A70
Fantini Cosmi
Three-pole float switch A70
Liquid level regulator A96C (polyurethane)
Fantini Cosmi
Liquid level regulator A96C (polyurethane)

More from Fantini Cosmi

View all Fantini Cosmi parts
Air flow controller FF71A
Fantini Cosmi
Air flow controller FF71A
Fantini Cosmi
Fantini Cosmi
Branching box KBE3
Immersed level regulator water A95BS5 (neoprene)
Fantini Cosmi
Immersed level regulator water A95BS5 (neoprene)
Fantini Cosmi
Fantini Cosmi
Room thermostat CH111 silver
Ambient thermostat CH115RF white
Fantini Cosmi
Ambient thermostat CH115RF white
B12GMN 25-150 bar adjustment pressure switch
Fantini Cosmi
B12GMN 25-150 bar adjustment pressure switch
Room thermostat fan coil C61 (fan coil)
Fantini Cosmi
Room thermostat fan coil C61 (fan coil)
Room thermostat with vapor tension C16EHL
Fantini Cosmi
Room thermostat with vapor tension C16EHL

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first