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Fantini Cosmi Adjustment pressure switch B12CNY -0.2-8 bar - Switches & Thermostats
Fantini CosmiSwitches & Thermostats

Fantini Cosmi Adjustment pressure switch B12CNY -0.2-8 bar

Fantini Cosmi B12CNY is an adjustment pressure switch for direct pipe installation, covering -0.2 to 8 bar with 0.6 to 3 bar differential settings. IP40-rated for industrial fluid systems up to 120°C, it features G…

SKU 3G-CBM-03563

Also listed as: FAN 04230 · FAN-04230

Brand
Fantini Cosmi
Item
Adjustment pressure switch B12CNY -0.2-8 bar
Category
Switches & Thermostats
UNSPSC
39122229 — Temperature switch
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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
mounting
direct pipe installation or metallic clamp
connection
G 1/4 flange
differential
0.6 to 3 bar
pressure range
-0.2 to 8 bar
protection class
IP40
sensitive element
9 bar
max fluid temperature
120°C
body temperature range
-35 to 60°C

Datasheet Content

FAN04210 à 38 Pressure switches up to 28 bar with adjustable differential Pressure switches for control and regulation of all fluids and non-explosive gases. Suitable for compression plants, boilers, tanks, autoclaves, ventilation plants, lubrication plants. 88 49 58 95 Range Differential Sensitive element Connection Protection Availability max. pressure G/14 degree bar bar bar B12CN -0,2 ÷ 8 0,6 ÷ 3 9 flange IP40 in stock B12DN 5 ÷ 16 1 ÷ 3,5 18 flange IP40 in stock B12EN 8 ÷ 28 2÷6 32 flange IP40 in stock B12CRN -0,2 ÷ 8 0,6 ÷ 3 9 SAE IP40 in stock B12ERN -8 ÷ 28 2÷6 32 SAE IP40 in stock B12CN4 -0,2 ÷ 8 0,6 ÷ 3 9 threaded IP40 on request B12DN4 5 ÷ 16 1 ÷ 3,5 18 threaded IP40 on request B12EN4 8 ÷ 28 2÷6 32 threaded IP40 on request WITH BLOCKING AND MANUAL RESET B12CMN 1÷8 0,6 ÷ 3 9 flange IP40 on request B12DMN 5 ÷ 16 1 ÷ 3,5 18 flange IP40 on request B12EMN 8 ÷ 28 2÷6 32 flange IP40 on request WATERPROOF CASING EXECUTION 100 4,5 50 123 47 B12CNY -0,2 ÷ 8 0,6 ÷ 3 9 flange IP65 in stock B12DNY 5 ÷ 16 1 ÷ 3,5 18 flange IP65 in stock B12ENY 8 ÷ 28 2÷6 32 flange IP65 in stock B12CRNY -0,2 ÷ 8 0,6 ÷ 3 9 flange IP65 in stock B12ERNY 8 ÷ 28 2÷6 32 flange IP65 in stock 1 Bar = 100Kpa *The differential must be deducted from the range value. 14 ELECTRICAL FEATURES Snap action SPDT microswitch, contacts in EXAMPLE OF ELECTRICAL WIRING AgCdO. P 1 4 2 1 Nominal insulation tension Ui 415V~ 2 4 R - RESET Continuous duty nominal current Ith 16A 0 - STOP Operating nominal current Ie 220V- 380/415V~ Resistive load AC-1 - 16A P Inductive load AC-3 - 6A A2 Continuous current DC-13 0,2A - 1 4 2 A1 HOMOLOGATION AND STANDARDS Complies with EN 60947-4-1 standards. INSTALLATION Direct installation on the pipe. MOUNTING MODEL Pressure element connection G 1/4. N° 2 fori M4 In case of fluid temperatures higher than the maximum allowed, connect the pressure switch to the pipe by inserting a metallic spiral between the pressure switch and the pipe to facilitate heat dispersion. Possibility of mounting on metallic clamp, exept for the waterproof casing versions. 35 mm OPERATION When pressure increases: 1-2 opens, 1-4 closes. In the pressure switch with blocking and manual reset at maximum pressure, the reset takes place when the pressure is below the value set on differential. FEATURES Sensitive element with stainless steel membrane, laser welded. Metallic frame. Cover in shockproof thermoplastic material. Output connections with PVC cable gland. Fixed differential. Flange connection G 1/4 (17 mm key). Maximum temperature of the controlled fluid: 120 °C. Pressure switch body admissible temperature: -35 ÷ 60°C. Storage and transport temperature: -35 ÷ 60°C. Unit weight: 0,43 Kg B12AN. Unit weight: 0,44 Kg B12BN. ACCESSORIES 303298LA G1/2 cable gland in V0 self-extinguishing, shockproof thermoplastic material for output connections. 2593367 Protection casing IP44. 15 a) . CEATSICALIONG € TESTING CSI SpA Sede Legale 9 20030 Senago - MI - 1 Cascina Traversagna 2? Direzione, Uffici e Laborato Se 20021 Bollate - Mil - 1 cE RT Vials Lombardia 20 Tel. +39 02 383301 Fax +39 02 3503940 WWM.csI-spa.com #2... CERTIFICATO CE DI CONFORMITA’ DEL TIPO Magee Aen TYPE EC CERTIFICATE OF CONFORMITY Visto il Fascicolo Tecnico/Rreferring to the Technical File n° 668/15 del/dated 25/02/2015 si certifica che la Societa/we certify that the Company FANTINI COSMI S.p.A. Via dell’Osio, 6 - 20090 CALEPPIO DI SETTALA (MI) - ITALY ha realizzato il seguente Tipo di Insieme in pressione che soddisfa i Requisiti Essenziali di Sicurezza dell’Allegato | e le procedure del Modulo B, Allegato III, della Direttiva 97/23/CE has realized the following Type of pressure Assembly that meets the Essential Safety Requirements of Annex | and the procedures of Module B, Annex Ill, of the 97/23/EC Directive PRESSOSTATI DI REGOLAZIONE Serie BOXXX, B1XXXX e VARIANTI “4”, RI, RN, Y ADJUSTABLE PRESSURE SWITCHES Series BO1XXX, B1XXXX and VARIANTS “4”, Rl, RN, Y Campo di taratura/set range: PSmin -0,82 barg; PSmax 300 barg Gruppo Fluido/Fluid Group 2 - Categoria/Ccategory IV 26/02/2015 Th 25/02/2025 Prima emissione Ultima emissione Scadenza First issue Latest issue Expiring Mod. M103 | Registrazione numero/Registration number PED/0497/2934/15 bol feoea o—™~ ORUPFO ot Ing. R. Gatti uae: Ima we > Csi __! | ut an Amm, DelegatosManag ing Director _ a | Pagina/page ioe SEIT OF CS Ws CORD AN, REMAIN HS
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Fantini Cosmi Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Fantini Cosmi B12CNY is an adjustment pressure switch for direct pipe installation, covering -0.2 to 8 bar with 0.6 to 3 bar differential settings. IP40-rated for industrial fluid systems up to 120°C, it features G 1/4 flange connection and operates reliably from -35 to 60°C.

Frequently Asked Questions

What is the Fantini Cosmi B12CNY adjustment pressure switch used for?

The Fantini Cosmi B12CNY is used for control and regulation of fluids and non-explosive gases in compression plants, boilers, tanks, autoclaves, ventilation plants, and lubrication plants. It features a G 1/4 flange connection and an IP40-rated casing for direct pipe installation.

What are the specifications of the Fantini Cosmi B12CNY pressure switch?

The B12CNY has a pressure range of -0.2 to 8 bar with an adjustable differential of 0.6 to 3 bar. It features a G 1/4 flange connection, IP40 protection, a sensitive element rated at 9 bar, and handles fluid temperatures up to 120°C with an ambient range of -35 to 60°C.

Where to buy the Fantini Cosmi B12CNY in Singapore?

You can source the Fantini Cosmi B12CNY adjustment pressure switch through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this item.

How to install the Fantini Cosmi B12CNY pressure switch?

Install the B12CNY directly on the pipe using the G 1/4 flange connection. For fluid temperatures above 120°C, insert a metallic spiral between the switch and pipe to dissipate heat. Mounting on a metallic clamp is possible except for waterproof casing versions. Ensure wiring follows the SPDT microswitch diagram.

Used in

Common applications for Fantini Cosmi
Oil-fired boiler burner control — Fantini Cosmi ambient thermostat C16I and pressure switch B12HNY for fuel-pump lockout and room-temperature feedback.
Pneumatic compressor load management — B12DN or B13CN pressure switch for unload-valve control and tank cutout in 5–150 bar air systems.
Hydronic heating-plant commissioning — B12GNY and B12CRNY switches for pump-discharge and low-pressure monitoring in chilled-water and hot-water loops.
Industrial steam and hot-water vessel safety — B12HNY high-pressure switch and A96D/A95B level regulators for water-level and overpressure interlocks.
Thermal-storage tank management — A95B and A96D liquid-level regulators with 15-meter cable reach for boiler-makeup and expansion-tank applications.
Portable pump and pressure-test equipment — B12DN with adjustable differential for mobile hydraulic-circuit monitoring and component proof-pressure validation.

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.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Auto reset adjustable set-point air pressure switch with a range of 1 in wc to 12 in wc. Features SPDT switching, conduit box enclosure, and integral compression connection. Operates at 120 to 277V AC. Used to monitor air pressure in HVAC ducts, furnaces, and ventilation systems
Siemens
Auto reset adjustable set-point air pressure switch with a range of 1 in wc to 12 in wc. Features SPDT switching, conduit box enclosure, and integral compression connection. Operates at 120 to 277V AC. Used to monitor air pressure in HVAC ducts, furnaces, and ventilation systems
Auto-reset air pressure switch with adjustable set-point range of 0.05 to 1 in wc. Features SPDT contacts rated for 120 to 277V AC, housed in a conduit box with integral compression connection. Used in HVAC systems to monitor duct or furnace pressure and signal when pressure deviates from set range
Siemens
Auto-reset air pressure switch with adjustable set-point range of 0.05 to 1 in wc. Features SPDT contacts rated for 120 to 277V AC, housed in a conduit box with integral compression connection. Used in HVAC systems to monitor duct or furnace pressure and signal when pressure deviates from set range
This adjustable set-point air pressure switch from Dwyer features a SPDT switching element and a sample line connection size of 1/8 in NPT. It has an adjustable range of 4 to 20 inches of water column and operates at 120 to 480V AC. Commonly used in HVAC and industrial process systems to monitor or control air pressure
Dwyer
This adjustable set-point air pressure switch from Dwyer features a SPDT switching element and a sample line connection size of 1/8 in NPT. It has an adjustable range of 4 to 20 inches of water column and operates at 120 to 480V AC. Commonly used in HVAC and industrial process systems to monitor or control air pressure
Diaphragm-type pressure switch with 1/4" FNPS connection, adjustable over 40 psi to 300 psig range. Features a standard Auto/Off/On switch for control of pumps, compressors, and water systems in industrial and commercial applications
TELEMECANIQUE SENSORS
Diaphragm-type pressure switch with 1/4" FNPS connection, adjustable over 40 psi to 300 psig range. Features a standard Auto/Off/On switch for control of pumps, compressors, and water systems in industrial and commercial applications
This general purpose pressure switch is designed for air and water applications. It features a diaphragm actuation element and a 1/4" FNPS connection. The switch operates within a 5 psi to 80 psi range, making it suitable for monitoring and controlling pressure in pumps, compressors, and HVAC systems
TELEMECANIQUE SENSORS
This general purpose pressure switch is designed for air and water applications. It features a diaphragm actuation element and a 1/4" FNPS connection. The switch operates within a 5 psi to 80 psi range, making it suitable for monitoring and controlling pressure in pumps, compressors, and HVAC systems
This general purpose pressure switch monitors and controls air or water pressure in industrial systems. It features a diaphragm actuator and a 1/4" FNPS connection, with an adjustable range of 40 psi to 200 psi. Commonly applied in pumps, compressors, and HVAC equipment to maintain set pressure ranges
TELEMECANIQUE SENSORS
This general purpose pressure switch monitors and controls air or water pressure in industrial systems. It features a diaphragm actuator and a 1/4" FNPS connection, with an adjustable range of 40 psi to 200 psi. Commonly applied in pumps, compressors, and HVAC equipment to maintain set pressure ranges

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